Remove old zone gen from options
[fio.git] / options.c
CommitLineData
214e1eca
JA
1#include <stdio.h>
2#include <stdlib.h>
3#include <unistd.h>
4#include <ctype.h>
5#include <string.h>
214e1eca 6#include <assert.h>
5921e80c 7#include <sys/stat.h>
e13c3b50 8#include <netinet/in.h>
214e1eca
JA
9
10#include "fio.h"
4f5af7b2 11#include "verify.h"
214e1eca 12#include "parse.h"
61b9861d 13#include "lib/pattern.h"
9f988e2e 14#include "options.h"
d220c761 15#include "optgroup.h"
214e1eca 16
e13c3b50 17char client_sockaddr_str[INET6_ADDRSTRLEN] = { 0 };
72a703da 18
a609f12a
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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;
5fff9543 55 unsigned long long val1[ZONESPLIT_MAX];
9d8fc5e4 56 unsigned long long val2[ZONESPLIT_MAX];
d2835319
JA
57};
58
59static int split_parse_ddir(struct thread_options *o, struct split *split,
517c9c72 60 char *str, bool absolute, unsigned int max_splits)
564ca972 61{
59466396
JA
62 unsigned long long perc;
63 unsigned int i;
564ca972 64 long long val;
720e84ad 65 char *fname;
564ca972 66
d2835319 67 split->nr = 0;
564ca972
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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
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120{
121 unsigned int i, perc, perc_missing;
5fff9543 122 unsigned long long max_bs, min_bs;
d2835319
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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
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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
59466396
JA
962static int parse_zoned_distribution(struct thread_data *td, const char *input,
963 bool absolute)
e0a04ac1 964{
59466396 965 const char *pre = absolute ? "zoned_abs:" : "zoned:";
764593c0 966 char *str, *p;
e0a04ac1
JA
967 int i, ret = 0;
968
969 p = str = strdup(input);
970
971 strip_blank_front(&str);
972 strip_blank_end(str);
973
974 /* We expect it to start like that, bail if not */
59466396 975 if (strncmp(str, pre, strlen(pre))) {
e0a04ac1
JA
976 log_err("fio: mismatch in zoned input <%s>\n", str);
977 free(p);
978 return 1;
979 }
59466396 980 str += strlen(pre);
e0a04ac1 981
59466396 982 ret = str_split_parse(td, str, zone_split_ddir, absolute);
e0a04ac1
JA
983
984 free(p);
985
986 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
987 int j;
988
989 dprint(FD_PARSE, "zone ddir %d (nr=%u): \n", i, td->o.zone_split_nr[i]);
990
991 for (j = 0; j < td->o.zone_split_nr[i]; j++) {
992 struct zone_split *zsp = &td->o.zone_split[i][j];
993
59466396
JA
994 if (absolute) {
995 dprint(FD_PARSE, "\t%d: %u/%llu\n", j,
996 zsp->access_perc,
997 (unsigned long long) zsp->size);
998 } else {
999 dprint(FD_PARSE, "\t%d: %u/%u\n", j,
1000 zsp->access_perc,
1001 zsp->size_perc);
1002 }
e0a04ac1
JA
1003 }
1004 }
1005
55baca06 1006 if (parse_dryrun()) {
55baca06
JA
1007 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1008 free(td->o.zone_split[i]);
1009 td->o.zone_split[i] = NULL;
1010 td->o.zone_split_nr[i] = 0;
1011 }
1012
1013 return ret;
1014 }
1015
81bdb791 1016 if (ret) {
dc4bffb8
JA
1017 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1018 td->o.zone_split_nr[i] = 0;
1019 }
e0a04ac1
JA
1020
1021 return ret;
1022}
1023
e25839d4
JA
1024static int str_random_distribution_cb(void *data, const char *str)
1025{
a609f12a 1026 struct thread_data *td = cb_data_to_td(data);
e25839d4
JA
1027 double val;
1028 char *nr;
1029
925fee33 1030 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF)
c95f9404 1031 val = FIO_DEF_ZIPF;
925fee33 1032 else if (td->o.random_distribution == FIO_RAND_DIST_PARETO)
c95f9404 1033 val = FIO_DEF_PARETO;
56d9fa4b
JA
1034 else if (td->o.random_distribution == FIO_RAND_DIST_GAUSS)
1035 val = 0.0;
e0a04ac1 1036 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED)
59466396
JA
1037 return parse_zoned_distribution(td, str, false);
1038 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED_ABS)
1039 return parse_zoned_distribution(td, str, true);
925fee33 1040 else
e25839d4
JA
1041 return 0;
1042
1043 nr = get_opt_postfix(str);
88038bc7 1044 if (nr && !str_to_float(nr, &val, 0)) {
e25839d4
JA
1045 log_err("fio: random postfix parsing failed\n");
1046 free(nr);
1047 return 1;
1048 }
1049
078189c1
JA
1050 free(nr);
1051
18ded917
JA
1052 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) {
1053 if (val == 1.00) {
1054 log_err("fio: zipf theta must different than 1.0\n");
1055 return 1;
1056 }
55baca06
JA
1057 if (parse_dryrun())
1058 return 0;
1e5324e7 1059 td->o.zipf_theta.u.f = val;
56d9fa4b 1060 } else if (td->o.random_distribution == FIO_RAND_DIST_PARETO) {
078189c1
JA
1061 if (val <= 0.00 || val >= 1.00) {
1062 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
1063 return 1;
1064 }
55baca06
JA
1065 if (parse_dryrun())
1066 return 0;
1e5324e7 1067 td->o.pareto_h.u.f = val;
3cdb8cf3 1068 } else {
76527b19 1069 if (val < 0.00 || val >= 100.0) {
99c94a6b 1070 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
3cdb8cf3
JA
1071 return 1;
1072 }
55baca06
JA
1073 if (parse_dryrun())
1074 return 0;
f88cd222 1075 td->o.gauss_dev.u.f = val;
3cdb8cf3 1076 }
921c766f
JA
1077
1078 return 0;
1079}
1080
16e56d25
VF
1081static int str_steadystate_cb(void *data, const char *str)
1082{
94f218f6 1083 struct thread_data *td = cb_data_to_td(data);
16e56d25
VF
1084 double val;
1085 char *nr;
1086 char *pct;
1087 long long ll;
1088
2c5d94bc
VF
1089 if (td->o.ss_state != FIO_SS_IOPS && td->o.ss_state != FIO_SS_IOPS_SLOPE &&
1090 td->o.ss_state != FIO_SS_BW && td->o.ss_state != FIO_SS_BW_SLOPE) {
16e56d25
VF
1091 /* should be impossible to get here */
1092 log_err("fio: unknown steady state criterion\n");
1093 return 1;
1094 }
1095
1096 nr = get_opt_postfix(str);
1097 if (!nr) {
1098 log_err("fio: steadystate threshold must be specified in addition to criterion\n");
1099 free(nr);
1100 return 1;
1101 }
1102
1103 /* ENHANCEMENT Allow fio to understand size=10.2% and use here */
1104 pct = strstr(nr, "%");
1105 if (pct) {
1106 *pct = '\0';
1107 strip_blank_end(nr);
1108 if (!str_to_float(nr, &val, 0)) {
1109 log_err("fio: could not parse steadystate threshold percentage\n");
1110 free(nr);
1111 return 1;
1112 }
1113
1114 dprint(FD_PARSE, "set steady state threshold to %f%%\n", val);
1115 free(nr);
1116 if (parse_dryrun())
1117 return 0;
1118
c8caba48 1119 td->o.ss_state |= FIO_SS_PCT;
16e56d25 1120 td->o.ss_limit.u.f = val;
c8caba48 1121 } else if (td->o.ss_state & FIO_SS_IOPS) {
16e56d25
VF
1122 if (!str_to_float(nr, &val, 0)) {
1123 log_err("fio: steadystate IOPS threshold postfix parsing failed\n");
1124 free(nr);
1125 return 1;
1126 }
1127
1128 dprint(FD_PARSE, "set steady state IOPS threshold to %f\n", val);
1129 free(nr);
1130 if (parse_dryrun())
1131 return 0;
1132
16e56d25 1133 td->o.ss_limit.u.f = val;
16e56d25
VF
1134 } else { /* bandwidth criterion */
1135 if (str_to_decimal(nr, &ll, 1, td, 0, 0)) {
1136 log_err("fio: steadystate BW threshold postfix parsing failed\n");
1137 free(nr);
1138 return 1;
1139 }
1140
1141 dprint(FD_PARSE, "set steady state BW threshold to %lld\n", ll);
1142 free(nr);
1143 if (parse_dryrun())
1144 return 0;
1145
16e56d25 1146 td->o.ss_limit.u.f = (double) ll;
16e56d25
VF
1147 }
1148
2c5d94bc 1149 td->ss.state = td->o.ss_state;
16e56d25
VF
1150 return 0;
1151}
1152
8e827d35 1153/*
bcbfeefa 1154 * Return next name in the string. Files are separated with ':'. If the ':'
8e827d35
JA
1155 * is escaped with a '\', then that ':' is part of the filename and does not
1156 * indicate a new file.
1157 */
bcbfeefa 1158static char *get_next_name(char **ptr)
8e827d35
JA
1159{
1160 char *str = *ptr;
1161 char *p, *start;
1162
1163 if (!str || !strlen(str))
1164 return NULL;
1165
1166 start = str;
1167 do {
1168 /*
1169 * No colon, we are done
1170 */
1171 p = strchr(str, ':');
1172 if (!p) {
1173 *ptr = NULL;
1174 break;
1175 }
1176
1177 /*
1178 * We got a colon, but it's the first character. Skip and
1179 * continue
1180 */
1181 if (p == start) {
1182 str = ++start;
1183 continue;
1184 }
1185
1186 if (*(p - 1) != '\\') {
1187 *p = '\0';
1188 *ptr = p + 1;
1189 break;
1190 }
1191
1192 memmove(p - 1, p, strlen(p) + 1);
1193 str = p;
1194 } while (1);
1195
1196 return start;
1197}
1198
bcbfeefa
CE
1199
1200static int get_max_name_idx(char *input)
1201{
1202 unsigned int cur_idx;
1203 char *str, *p;
1204
1205 p = str = strdup(input);
1206 for (cur_idx = 0; ; cur_idx++)
1207 if (get_next_name(&str) == NULL)
1208 break;
1209
1210 free(p);
1211 return cur_idx;
1212}
1213
1214/*
1215 * Returns the directory at the index, indexes > entires will be
1216 * assigned via modulo division of the index
1217 */
922a5be8
JA
1218int set_name_idx(char *target, size_t tlen, char *input, int index,
1219 bool unique_filename)
bcbfeefa
CE
1220{
1221 unsigned int cur_idx;
1222 int len;
1223 char *fname, *str, *p;
1224
1225 p = str = strdup(input);
1226
1227 index %= get_max_name_idx(input);
1228 for (cur_idx = 0; cur_idx <= index; cur_idx++)
1229 fname = get_next_name(&str);
1230
922a5be8 1231 if (client_sockaddr_str[0] && unique_filename) {
e13c3b50
JA
1232 len = snprintf(target, tlen, "%s/%s.", fname,
1233 client_sockaddr_str);
1234 } else
1235 len = snprintf(target, tlen, "%s/", fname);
72a703da 1236
e13c3b50 1237 target[tlen - 1] = '\0';
bcbfeefa
CE
1238 free(p);
1239
1240 return len;
1241}
1242
214e1eca
JA
1243static int str_filename_cb(void *data, const char *input)
1244{
a609f12a 1245 struct thread_data *td = cb_data_to_td(data);
214e1eca
JA
1246 char *fname, *str, *p;
1247
1248 p = str = strdup(input);
1249
1250 strip_blank_front(&str);
1251 strip_blank_end(str);
1252
79591fa9
TK
1253 /*
1254 * Ignore what we may already have from nrfiles option.
1255 */
214e1eca 1256 if (!td->files_index)
2dc1bbeb 1257 td->o.nr_files = 0;
214e1eca 1258
bcbfeefa 1259 while ((fname = get_next_name(&str)) != NULL) {
214e1eca
JA
1260 if (!strlen(fname))
1261 break;
5903e7b7 1262 add_file(td, fname, 0, 1);
214e1eca
JA
1263 }
1264
1265 free(p);
1266 return 0;
1267}
1268
bcbfeefa 1269static int str_directory_cb(void *data, const char fio_unused *unused)
214e1eca 1270{
a609f12a 1271 struct thread_data *td = cb_data_to_td(data);
214e1eca 1272 struct stat sb;
bcbfeefa
CE
1273 char *dirname, *str, *p;
1274 int ret = 0;
214e1eca 1275
f9633d72
JA
1276 if (parse_dryrun())
1277 return 0;
1278
bcbfeefa
CE
1279 p = str = strdup(td->o.directory);
1280 while ((dirname = get_next_name(&str)) != NULL) {
1281 if (lstat(dirname, &sb) < 0) {
1282 ret = errno;
921c766f 1283
bcbfeefa
CE
1284 log_err("fio: %s is not a directory\n", dirname);
1285 td_verror(td, ret, "lstat");
1286 goto out;
1287 }
1288 if (!S_ISDIR(sb.st_mode)) {
1289 log_err("fio: %s is not a directory\n", dirname);
1290 ret = 1;
1291 goto out;
1292 }
214e1eca
JA
1293 }
1294
bcbfeefa
CE
1295out:
1296 free(p);
1297 return ret;
214e1eca
JA
1298}
1299
1300static int str_opendir_cb(void *data, const char fio_unused *str)
1301{
a609f12a 1302 struct thread_data *td = cb_data_to_td(data);
214e1eca 1303
52c0cea3
JA
1304 if (parse_dryrun())
1305 return 0;
1306
214e1eca 1307 if (!td->files_index)
2dc1bbeb 1308 td->o.nr_files = 0;
214e1eca 1309
2dc1bbeb 1310 return add_dir_files(td, td->o.opendir);
214e1eca
JA
1311}
1312
ce35b1ec
JA
1313static int str_buffer_pattern_cb(void *data, const char *input)
1314{
a609f12a 1315 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA
1316 int ret;
1317
61b9861d
RP
1318 /* FIXME: for now buffer pattern does not support formats */
1319 ret = parse_and_fill_pattern(input, strlen(input), td->o.buffer_pattern,
1320 MAX_PATTERN_SIZE, NULL, 0, NULL, NULL);
1321 if (ret < 0)
1322 return 1;
ce35b1ec 1323
61b9861d
RP
1324 assert(ret != 0);
1325 td->o.buffer_pattern_bytes = ret;
c55fae03
JA
1326
1327 /*
1328 * If this job is doing any reading or has compression set,
1329 * ensure that we refill buffers for writes or we could be
1330 * invalidating the pattern through reads.
1331 */
1332 if (!td->o.compress_percentage && !td_read(td))
61b9861d 1333 td->o.refill_buffers = 0;
c55fae03
JA
1334 else
1335 td->o.refill_buffers = 1;
1336
61b9861d
RP
1337 td->o.scramble_buffers = 0;
1338 td->o.zero_buffers = 0;
efcd9dcc 1339
61b9861d 1340 return 0;
ce35b1ec
JA
1341}
1342
bedc9dc2
JA
1343static int str_buffer_compress_cb(void *data, unsigned long long *il)
1344{
a609f12a 1345 struct thread_data *td = cb_data_to_td(data);
bedc9dc2
JA
1346
1347 td->flags |= TD_F_COMPRESS;
1348 td->o.compress_percentage = *il;
1349 return 0;
1350}
1351
5c94b008
JA
1352static int str_dedupe_cb(void *data, unsigned long long *il)
1353{
a609f12a 1354 struct thread_data *td = cb_data_to_td(data);
5c94b008
JA
1355
1356 td->flags |= TD_F_COMPRESS;
1357 td->o.dedupe_percentage = *il;
1358 td->o.refill_buffers = 1;
1359 return 0;
1360}
1361
ce35b1ec
JA
1362static int str_verify_pattern_cb(void *data, const char *input)
1363{
a609f12a 1364 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA
1365 int ret;
1366
61b9861d
RP
1367 td->o.verify_fmt_sz = ARRAY_SIZE(td->o.verify_fmt);
1368 ret = parse_and_fill_pattern(input, strlen(input), td->o.verify_pattern,
4205998f
JA
1369 MAX_PATTERN_SIZE, fmt_desc, sizeof(fmt_desc),
1370 td->o.verify_fmt, &td->o.verify_fmt_sz);
61b9861d
RP
1371 if (ret < 0)
1372 return 1;
efcd9dcc 1373
61b9861d
RP
1374 assert(ret != 0);
1375 td->o.verify_pattern_bytes = ret;
92bf48d5 1376 /*
b638d82f 1377 * VERIFY_* could already be set
92bf48d5 1378 */
61b9861d 1379 if (!fio_option_is_set(&td->o, verify))
92bf48d5 1380 td->o.verify = VERIFY_PATTERN;
efcd9dcc 1381
61b9861d 1382 return 0;
90059d65 1383}
214e1eca 1384
993bf48b
JA
1385static int str_gtod_reduce_cb(void *data, int *il)
1386{
a609f12a 1387 struct thread_data *td = cb_data_to_td(data);
993bf48b
JA
1388 int val = *il;
1389
02af0988 1390 td->o.disable_lat = !!val;
993bf48b
JA
1391 td->o.disable_clat = !!val;
1392 td->o.disable_slat = !!val;
1393 td->o.disable_bw = !!val;
0dc1bc03 1394 td->o.clat_percentiles = !val;
993bf48b 1395 if (val)
8b6a404c 1396 td->ts_cache_mask = 63;
993bf48b
JA
1397
1398 return 0;
1399}
1400
89978a6b
BW
1401static int str_offset_cb(void *data, unsigned long long *__val)
1402{
1403 struct thread_data *td = cb_data_to_td(data);
1404 unsigned long long v = *__val;
1405
1406 if (parse_is_percent(v)) {
1407 td->o.start_offset = 0;
1408 td->o.start_offset_percent = -1ULL - v;
872e0415
JA
1409 dprint(FD_PARSE, "SET start_offset_percent %d\n",
1410 td->o.start_offset_percent);
89978a6b
BW
1411 } else
1412 td->o.start_offset = v;
1413
1414 return 0;
1415}
1416
7bb59102
JA
1417static int str_size_cb(void *data, unsigned long long *__val)
1418{
a609f12a 1419 struct thread_data *td = cb_data_to_td(data);
7bb59102
JA
1420 unsigned long long v = *__val;
1421
1422 if (parse_is_percent(v)) {
1423 td->o.size = 0;
1424 td->o.size_percent = -1ULL - v;
24e4321c
TK
1425 dprint(FD_PARSE, "SET size_percent %d\n",
1426 td->o.size_percent);
7bb59102
JA
1427 } else
1428 td->o.size = v;
1429
1430 return 0;
1431}
1432
dded427c
OS
1433static int str_write_bw_log_cb(void *data, const char *str)
1434{
1435 struct thread_data *td = cb_data_to_td(data);
1436
1437 if (str)
1438 td->o.bw_log_file = strdup(str);
1439
1440 td->o.write_bw_log = 1;
1441 return 0;
1442}
1443
1444static int str_write_lat_log_cb(void *data, const char *str)
1445{
1446 struct thread_data *td = cb_data_to_td(data);
1447
1448 if (str)
1449 td->o.lat_log_file = strdup(str);
1450
1451 td->o.write_lat_log = 1;
1452 return 0;
1453}
1454
1455static int str_write_iops_log_cb(void *data, const char *str)
1456{
1457 struct thread_data *td = cb_data_to_td(data);
1458
1459 if (str)
1460 td->o.iops_log_file = strdup(str);
1461
1462 td->o.write_iops_log = 1;
1463 return 0;
1464}
1465
1466static int str_write_hist_log_cb(void *data, const char *str)
1467{
1468 struct thread_data *td = cb_data_to_td(data);
1469
1470 if (str)
1471 td->o.hist_log_file = strdup(str);
1472
1473 td->o.write_hist_log = 1;
1474 return 0;
1475}
1476
6730b40f
TK
1477/*
1478 * str is supposed to be a substring of the strdup'd original string,
1479 * and is valid only if it's a regular file path.
1480 * This function keeps the pointer to the path as needed later.
1481 *
1482 * "external:/path/to/so\0" <- original pointer updated with strdup'd
1483 * "external\0" <- above pointer after parsed, i.e. ->ioengine
1484 * "/path/to/so\0" <- str argument, i.e. ->ioengine_so_path
1485 */
1486static int str_ioengine_external_cb(void *data, const char *str)
1487{
1488 struct thread_data *td = cb_data_to_td(data);
1489 struct stat sb;
1490 char *p;
1491
1492 if (!str) {
1493 log_err("fio: null external ioengine path\n");
1494 return 1;
1495 }
1496
1497 p = (char *)str; /* str is mutable */
1498 strip_blank_front(&p);
1499 strip_blank_end(p);
1500
1501 if (stat(p, &sb) || !S_ISREG(sb.st_mode)) {
1502 log_err("fio: invalid external ioengine path \"%s\"\n", p);
1503 return 1;
1504 }
1505
1506 td->o.ioengine_so_path = p;
1507 return 0;
1508}
1509
9109883a 1510static int rw_verify(const struct fio_option *o, void *data)
896cac2a 1511{
a609f12a 1512 struct thread_data *td = cb_data_to_td(data);
896cac2a 1513
d81d0f99
VF
1514 if (read_only && (td_write(td) || td_trim(td))) {
1515 log_err("fio: job <%s> has write or trim bit set, but"
1516 " fio is in read-only mode\n", td->o.name);
896cac2a
JA
1517 return 1;
1518 }
1519
1520 return 0;
1521}
1522
9109883a 1523static int gtod_cpu_verify(const struct fio_option *o, void *data)
29d43ff9 1524{
276ca4f7 1525#ifndef FIO_HAVE_CPU_AFFINITY
a609f12a 1526 struct thread_data *td = cb_data_to_td(data);
29d43ff9 1527
29d43ff9
JA
1528 if (td->o.gtod_cpu) {
1529 log_err("fio: platform must support CPU affinity for"
1530 "gettimeofday() offloading\n");
1531 return 1;
1532 }
1533#endif
1534
1535 return 0;
1536}
1537
214e1eca
JA
1538/*
1539 * Map of job/command line options
1540 */
9af4a244 1541struct fio_option fio_options[FIO_MAX_OPTS] = {
214e1eca
JA
1542 {
1543 .name = "description",
e8b0e958 1544 .lname = "Description of job",
214e1eca 1545 .type = FIO_OPT_STR_STORE,
a609f12a 1546 .off1 = offsetof(struct thread_options, description),
214e1eca 1547 .help = "Text job description",
e8b0e958 1548 .category = FIO_OPT_C_GENERAL,
0626037e 1549 .group = FIO_OPT_G_DESC,
214e1eca
JA
1550 },
1551 {
1552 .name = "name",
e8b0e958 1553 .lname = "Job name",
214e1eca 1554 .type = FIO_OPT_STR_STORE,
a609f12a 1555 .off1 = offsetof(struct thread_options, name),
214e1eca 1556 .help = "Name of this job",
e8b0e958 1557 .category = FIO_OPT_C_GENERAL,
0626037e 1558 .group = FIO_OPT_G_DESC,
214e1eca 1559 },
9cc8cb91
AK
1560 {
1561 .name = "wait_for",
1562 .lname = "Waitee name",
1563 .type = FIO_OPT_STR_STORE,
a609f12a 1564 .off1 = offsetof(struct thread_options, wait_for),
9cc8cb91
AK
1565 .help = "Name of the job this one wants to wait for before starting",
1566 .category = FIO_OPT_C_GENERAL,
1567 .group = FIO_OPT_G_DESC,
1568 },
214e1eca
JA
1569 {
1570 .name = "filename",
e8b0e958 1571 .lname = "Filename(s)",
214e1eca 1572 .type = FIO_OPT_STR_STORE,
a609f12a 1573 .off1 = offsetof(struct thread_options, filename),
214e1eca 1574 .cb = str_filename_cb,
f0d524b0 1575 .prio = -1, /* must come after "directory" */
214e1eca 1576 .help = "File(s) to use for the workload",
e8b0e958 1577 .category = FIO_OPT_C_FILE,
0626037e 1578 .group = FIO_OPT_G_FILENAME,
214e1eca 1579 },
90fef2d1 1580 {
e8b0e958
JA
1581 .name = "directory",
1582 .lname = "Directory",
1583 .type = FIO_OPT_STR_STORE,
a609f12a 1584 .off1 = offsetof(struct thread_options, directory),
e8b0e958
JA
1585 .cb = str_directory_cb,
1586 .help = "Directory to store files in",
1587 .category = FIO_OPT_C_FILE,
0626037e 1588 .group = FIO_OPT_G_FILENAME,
90fef2d1 1589 },
de98bd30
JA
1590 {
1591 .name = "filename_format",
922a5be8 1592 .lname = "Filename Format",
de98bd30 1593 .type = FIO_OPT_STR_STORE,
a609f12a 1594 .off1 = offsetof(struct thread_options, filename_format),
de98bd30
JA
1595 .prio = -1, /* must come after "directory" */
1596 .help = "Override default $jobname.$jobnum.$filenum naming",
1597 .def = "$jobname.$jobnum.$filenum",
93bb626a
JA
1598 .category = FIO_OPT_C_FILE,
1599 .group = FIO_OPT_G_FILENAME,
ad705bcb 1600 },
922a5be8
JA
1601 {
1602 .name = "unique_filename",
1603 .lname = "Unique Filename",
1604 .type = FIO_OPT_BOOL,
a609f12a 1605 .off1 = offsetof(struct thread_options, unique_filename),
922a5be8
JA
1606 .help = "For network clients, prefix file with source IP",
1607 .def = "1",
1608 .category = FIO_OPT_C_FILE,
1609 .group = FIO_OPT_G_FILENAME,
1610 },
29c1349f
JA
1611 {
1612 .name = "lockfile",
e8b0e958 1613 .lname = "Lockfile",
4d4e80f2 1614 .type = FIO_OPT_STR,
a609f12a 1615 .off1 = offsetof(struct thread_options, file_lock_mode),
29c1349f 1616 .help = "Lock file when doing IO to it",
bc6a0a5d 1617 .prio = 1,
29c1349f 1618 .parent = "filename",
d71c154c 1619 .hide = 0,
4d4e80f2 1620 .def = "none",
e8b0e958 1621 .category = FIO_OPT_C_FILE,
0626037e 1622 .group = FIO_OPT_G_FILENAME,
4d4e80f2
JA
1623 .posval = {
1624 { .ival = "none",
1625 .oval = FILE_LOCK_NONE,
1626 .help = "No file locking",
1627 },
1628 { .ival = "exclusive",
1629 .oval = FILE_LOCK_EXCLUSIVE,
1630 .help = "Exclusive file lock",
1631 },
1632 {
1633 .ival = "readwrite",
1634 .oval = FILE_LOCK_READWRITE,
1635 .help = "Read vs write lock",
1636 },
1637 },
29c1349f 1638 },
214e1eca
JA
1639 {
1640 .name = "opendir",
e8b0e958 1641 .lname = "Open directory",
214e1eca 1642 .type = FIO_OPT_STR_STORE,
a609f12a 1643 .off1 = offsetof(struct thread_options, opendir),
214e1eca
JA
1644 .cb = str_opendir_cb,
1645 .help = "Recursively add files from this directory and down",
e8b0e958 1646 .category = FIO_OPT_C_FILE,
0626037e 1647 .group = FIO_OPT_G_FILENAME,
214e1eca
JA
1648 },
1649 {
1650 .name = "rw",
e8b0e958 1651 .lname = "Read/write",
d3aad8f2 1652 .alias = "readwrite",
214e1eca 1653 .type = FIO_OPT_STR,
211097b2 1654 .cb = str_rw_cb,
a609f12a 1655 .off1 = offsetof(struct thread_options, td_ddir),
214e1eca
JA
1656 .help = "IO direction",
1657 .def = "read",
896cac2a 1658 .verify = rw_verify,
e8b0e958 1659 .category = FIO_OPT_C_IO,
0626037e 1660 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA
1661 .posval = {
1662 { .ival = "read",
1663 .oval = TD_DDIR_READ,
1664 .help = "Sequential read",
1665 },
1666 { .ival = "write",
1667 .oval = TD_DDIR_WRITE,
1668 .help = "Sequential write",
1669 },
6eaf09d6
SL
1670 { .ival = "trim",
1671 .oval = TD_DDIR_TRIM,
1672 .help = "Sequential trim",
1673 },
214e1eca
JA
1674 { .ival = "randread",
1675 .oval = TD_DDIR_RANDREAD,
1676 .help = "Random read",
1677 },
1678 { .ival = "randwrite",
1679 .oval = TD_DDIR_RANDWRITE,
1680 .help = "Random write",
1681 },
6eaf09d6
SL
1682 { .ival = "randtrim",
1683 .oval = TD_DDIR_RANDTRIM,
1684 .help = "Random trim",
1685 },
214e1eca
JA
1686 { .ival = "rw",
1687 .oval = TD_DDIR_RW,
1688 .help = "Sequential read and write mix",
1689 },
10b023db
JA
1690 { .ival = "readwrite",
1691 .oval = TD_DDIR_RW,
1692 .help = "Sequential read and write mix",
1693 },
214e1eca
JA
1694 { .ival = "randrw",
1695 .oval = TD_DDIR_RANDRW,
1696 .help = "Random read and write mix"
1697 },
82a90686
JA
1698 { .ival = "trimwrite",
1699 .oval = TD_DDIR_TRIMWRITE,
1700 .help = "Trim and write mix, trims preceding writes"
0e4dd95c 1701 },
214e1eca
JA
1702 },
1703 },
38dad62d
JA
1704 {
1705 .name = "rw_sequencer",
e8b0e958 1706 .lname = "RW Sequencer",
38dad62d 1707 .type = FIO_OPT_STR,
a609f12a 1708 .off1 = offsetof(struct thread_options, rw_seq),
38dad62d
JA
1709 .help = "IO offset generator modifier",
1710 .def = "sequential",
e8b0e958 1711 .category = FIO_OPT_C_IO,
0626037e 1712 .group = FIO_OPT_G_IO_BASIC,
38dad62d
JA
1713 .posval = {
1714 { .ival = "sequential",
1715 .oval = RW_SEQ_SEQ,
1716 .help = "Generate sequential offsets",
1717 },
1718 { .ival = "identical",
1719 .oval = RW_SEQ_IDENT,
1720 .help = "Generate identical offsets",
1721 },
1722 },
1723 },
1724
214e1eca
JA
1725 {
1726 .name = "ioengine",
e8b0e958 1727 .lname = "IO Engine",
214e1eca 1728 .type = FIO_OPT_STR_STORE,
a609f12a 1729 .off1 = offsetof(struct thread_options, ioengine),
214e1eca 1730 .help = "IO engine to use",
58483fa4 1731 .def = FIO_PREFERRED_ENGINE,
e8b0e958 1732 .category = FIO_OPT_C_IO,
0626037e 1733 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA
1734 .posval = {
1735 { .ival = "sync",
1736 .help = "Use read/write",
1737 },
a31041ea 1738 { .ival = "psync",
1739 .help = "Use pread/pwrite",
1740 },
1d2af02a 1741 { .ival = "vsync",
03e20d68 1742 .help = "Use readv/writev",
1d2af02a 1743 },
07fc0acd
JA
1744#ifdef CONFIG_PWRITEV
1745 { .ival = "pvsync",
1746 .help = "Use preadv/pwritev",
1747 },
1748#endif
6562685f 1749#ifdef FIO_HAVE_PWRITEV2
2cafffbe
JA
1750 { .ival = "pvsync2",
1751 .help = "Use preadv2/pwritev2",
1752 },
1753#endif
67bf9823 1754#ifdef CONFIG_LIBAIO
214e1eca
JA
1755 { .ival = "libaio",
1756 .help = "Linux native asynchronous IO",
1757 },
1758#endif
67bf9823 1759#ifdef CONFIG_POSIXAIO
214e1eca
JA
1760 { .ival = "posixaio",
1761 .help = "POSIX asynchronous IO",
1762 },
417f0068 1763#endif
997843cb 1764#ifdef CONFIG_SOLARISAIO
417f0068
JA
1765 { .ival = "solarisaio",
1766 .help = "Solaris native asynchronous IO",
1767 },
214e1eca 1768#endif
4700b234 1769#ifdef CONFIG_WINDOWSAIO
03e20d68 1770 { .ival = "windowsaio",
3be80071 1771 .help = "Windows native asynchronous IO"
de890a1e 1772 },
fc5c0345
DG
1773#endif
1774#ifdef CONFIG_RBD
1775 { .ival = "rbd",
1776 .help = "Rados Block Device asynchronous IO"
1777 },
3be80071 1778#endif
214e1eca 1779 { .ival = "mmap",
03e20d68 1780 .help = "Memory mapped IO"
214e1eca 1781 },
67bf9823 1782#ifdef CONFIG_LINUX_SPLICE
214e1eca
JA
1783 { .ival = "splice",
1784 .help = "splice/vmsplice based IO",
1785 },
9cce02e8
JA
1786 { .ival = "netsplice",
1787 .help = "splice/vmsplice to/from the network",
1788 },
214e1eca
JA
1789#endif
1790#ifdef FIO_HAVE_SGIO
1791 { .ival = "sg",
1792 .help = "SCSI generic v3 IO",
1793 },
1794#endif
1795 { .ival = "null",
1796 .help = "Testing engine (no data transfer)",
1797 },
1798 { .ival = "net",
1799 .help = "Network IO",
1800 },
214e1eca 1801 { .ival = "cpuio",
03e20d68 1802 .help = "CPU cycle burner engine",
214e1eca 1803 },
67bf9823 1804#ifdef CONFIG_GUASI
b8c82a46
JA
1805 { .ival = "guasi",
1806 .help = "GUASI IO engine",
1807 },
79a43187 1808#endif
67bf9823 1809#ifdef CONFIG_RDMA
21b8aee8 1810 { .ival = "rdma",
1811 .help = "RDMA IO engine",
1812 },
8200b8c7 1813#endif
67bf9823 1814#ifdef CONFIG_FUSION_AW
8200b8c7
JA
1815 { .ival = "fusion-aw-sync",
1816 .help = "Fusion-io atomic write engine",
1817 },
1ecc95ca 1818#endif
997843cb 1819#ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT
1ecc95ca
JA
1820 { .ival = "e4defrag",
1821 .help = "ext4 defrag engine",
1822 },
1823#endif
997843cb 1824#ifdef CONFIG_LINUX_FALLOCATE
1ecc95ca
JA
1825 { .ival = "falloc",
1826 .help = "fallocate() file based engine",
1827 },
b8c82a46 1828#endif
a7c386f4 1829#ifdef CONFIG_GFAPI
1830 { .ival = "gfapi",
cc47f094 1831 .help = "Glusterfs libgfapi(sync) based engine"
1832 },
1833 { .ival = "gfapi_async",
1834 .help = "Glusterfs libgfapi(async) based engine"
a7c386f4 1835 },
1836#endif
1b10477b 1837#ifdef CONFIG_LIBHDFS
b74e419e 1838 { .ival = "libhdfs",
1b10477b
MM
1839 .help = "Hadoop Distributed Filesystem (HDFS) engine"
1840 },
5c4ef02e
JA
1841#endif
1842#ifdef CONFIG_PMEMBLK
1843 { .ival = "pmemblk",
363a5f65 1844 .help = "PMDK libpmemblk based IO engine",
5c4ef02e
JA
1845 },
1846
104ee4de
DJ
1847#endif
1848#ifdef CONFIG_LINUX_DEVDAX
1849 { .ival = "dev-dax",
1850 .help = "DAX Device based IO engine",
1851 },
1b10477b 1852#endif
edc5fa12
JA
1853 {
1854 .ival = "filecreate",
1855 .help = "File creation engine",
1856 },
214e1eca
JA
1857 { .ival = "external",
1858 .help = "Load external engine (append name)",
6730b40f 1859 .cb = str_ioengine_external_cb,
214e1eca 1860 },
ae0db592
TI
1861#ifdef CONFIG_LIBPMEM
1862 { .ival = "libpmem",
363a5f65 1863 .help = "PMDK libpmem based IO engine",
ae0db592
TI
1864 },
1865#endif
214e1eca
JA
1866 },
1867 },
1868 {
1869 .name = "iodepth",
e8b0e958 1870 .lname = "IO Depth",
214e1eca 1871 .type = FIO_OPT_INT,
a609f12a 1872 .off1 = offsetof(struct thread_options, iodepth),
03e20d68 1873 .help = "Number of IO buffers to keep in flight",
757aff4f 1874 .minval = 1,
20eb06bd 1875 .interval = 1,
214e1eca 1876 .def = "1",
e8b0e958 1877 .category = FIO_OPT_C_IO,
0626037e 1878 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA
1879 },
1880 {
1881 .name = "iodepth_batch",
e8b0e958 1882 .lname = "IO Depth batch",
4950421a 1883 .alias = "iodepth_batch_submit",
214e1eca 1884 .type = FIO_OPT_INT,
a609f12a 1885 .off1 = offsetof(struct thread_options, iodepth_batch),
d65db441 1886 .help = "Number of IO buffers to submit in one go",
afdf9352 1887 .parent = "iodepth",
d71c154c 1888 .hide = 1,
20eb06bd 1889 .interval = 1,
a2e6f8ac 1890 .def = "1",
e8b0e958 1891 .category = FIO_OPT_C_IO,
0626037e 1892 .group = FIO_OPT_G_IO_BASIC,
4950421a
JA
1893 },
1894 {
82407585
RP
1895 .name = "iodepth_batch_complete_min",
1896 .lname = "Min IO depth batch complete",
1897 .alias = "iodepth_batch_complete",
4950421a 1898 .type = FIO_OPT_INT,
a609f12a 1899 .off1 = offsetof(struct thread_options, iodepth_batch_complete_min),
82407585 1900 .help = "Min number of IO buffers to retrieve in one go",
4950421a 1901 .parent = "iodepth",
d71c154c 1902 .hide = 1,
4950421a 1903 .minval = 0,
20eb06bd 1904 .interval = 1,
4950421a 1905 .def = "1",
e8b0e958 1906 .category = FIO_OPT_C_IO,
0626037e 1907 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1908 },
82407585
RP
1909 {
1910 .name = "iodepth_batch_complete_max",
1911 .lname = "Max IO depth batch complete",
1912 .type = FIO_OPT_INT,
a609f12a 1913 .off1 = offsetof(struct thread_options, iodepth_batch_complete_max),
82407585
RP
1914 .help = "Max number of IO buffers to retrieve in one go",
1915 .parent = "iodepth",
1916 .hide = 1,
1917 .minval = 0,
1918 .interval = 1,
1919 .category = FIO_OPT_C_IO,
1920 .group = FIO_OPT_G_IO_BASIC,
1921 },
214e1eca
JA
1922 {
1923 .name = "iodepth_low",
e8b0e958 1924 .lname = "IO Depth batch low",
214e1eca 1925 .type = FIO_OPT_INT,
a609f12a 1926 .off1 = offsetof(struct thread_options, iodepth_low),
214e1eca 1927 .help = "Low water mark for queuing depth",
afdf9352 1928 .parent = "iodepth",
d71c154c 1929 .hide = 1,
20eb06bd 1930 .interval = 1,
e8b0e958 1931 .category = FIO_OPT_C_IO,
0626037e 1932 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1933 },
997b5680
SW
1934 {
1935 .name = "serialize_overlap",
1936 .lname = "Serialize overlap",
1937 .off1 = offsetof(struct thread_options, serialize_overlap),
1938 .type = FIO_OPT_BOOL,
1939 .help = "Wait for in-flight IOs that collide to complete",
1940 .parent = "iodepth",
1941 .def = "0",
1942 .category = FIO_OPT_C_IO,
1943 .group = FIO_OPT_G_IO_BASIC,
1944 },
a9da8ab2
JA
1945 {
1946 .name = "io_submit_mode",
1947 .lname = "IO submit mode",
1948 .type = FIO_OPT_STR,
a609f12a 1949 .off1 = offsetof(struct thread_options, io_submit_mode),
a9da8ab2
JA
1950 .help = "How IO submissions and completions are done",
1951 .def = "inline",
1952 .category = FIO_OPT_C_IO,
1953 .group = FIO_OPT_G_IO_BASIC,
1954 .posval = {
1955 { .ival = "inline",
1956 .oval = IO_MODE_INLINE,
1957 .help = "Submit and complete IO inline",
1958 },
1959 { .ival = "offload",
1960 .oval = IO_MODE_OFFLOAD,
1961 .help = "Offload submit and complete to threads",
1962 },
1963 },
1964 },
214e1eca
JA
1965 {
1966 .name = "size",
e8b0e958 1967 .lname = "Size",
214e1eca 1968 .type = FIO_OPT_STR_VAL,
7bb59102 1969 .cb = str_size_cb,
a609f12a 1970 .off1 = offsetof(struct thread_options, size),
214e1eca 1971 .help = "Total size of device or files",
20eb06bd 1972 .interval = 1024 * 1024,
e8b0e958
JA
1973 .category = FIO_OPT_C_IO,
1974 .group = FIO_OPT_G_INVALID,
214e1eca 1975 },
77731b29 1976 {
a4d3b4db
JA
1977 .name = "io_size",
1978 .alias = "io_limit",
1979 .lname = "IO Size",
77731b29 1980 .type = FIO_OPT_STR_VAL,
5be9bf09 1981 .off1 = offsetof(struct thread_options, io_size),
1684f7fd 1982 .help = "Total size of I/O to be performed",
77731b29
JA
1983 .interval = 1024 * 1024,
1984 .category = FIO_OPT_C_IO,
1985 .group = FIO_OPT_G_INVALID,
1986 },
aa31f1f1
SL
1987 {
1988 .name = "fill_device",
e8b0e958 1989 .lname = "Fill device",
74586c1e 1990 .alias = "fill_fs",
aa31f1f1 1991 .type = FIO_OPT_BOOL,
a609f12a 1992 .off1 = offsetof(struct thread_options, fill_device),
aa31f1f1
SL
1993 .help = "Write until an ENOSPC error occurs",
1994 .def = "0",
e8b0e958
JA
1995 .category = FIO_OPT_C_FILE,
1996 .group = FIO_OPT_G_INVALID,
aa31f1f1 1997 },
214e1eca
JA
1998 {
1999 .name = "filesize",
e8b0e958 2000 .lname = "File size",
214e1eca 2001 .type = FIO_OPT_STR_VAL,
a609f12a
JA
2002 .off1 = offsetof(struct thread_options, file_size_low),
2003 .off2 = offsetof(struct thread_options, file_size_high),
c3edbdba 2004 .minval = 1,
214e1eca 2005 .help = "Size of individual files",
20eb06bd 2006 .interval = 1024 * 1024,
e8b0e958
JA
2007 .category = FIO_OPT_C_FILE,
2008 .group = FIO_OPT_G_INVALID,
214e1eca 2009 },
bedc9dc2
JA
2010 {
2011 .name = "file_append",
2012 .lname = "File append",
2013 .type = FIO_OPT_BOOL,
a609f12a 2014 .off1 = offsetof(struct thread_options, file_append),
bedc9dc2
JA
2015 .help = "IO will start at the end of the file(s)",
2016 .def = "0",
2017 .category = FIO_OPT_C_FILE,
2018 .group = FIO_OPT_G_INVALID,
2019 },
67a1000f
JA
2020 {
2021 .name = "offset",
e8b0e958 2022 .lname = "IO offset",
67a1000f
JA
2023 .alias = "fileoffset",
2024 .type = FIO_OPT_STR_VAL,
89978a6b 2025 .cb = str_offset_cb,
a609f12a 2026 .off1 = offsetof(struct thread_options, start_offset),
67a1000f
JA
2027 .help = "Start IO from this offset",
2028 .def = "0",
20eb06bd 2029 .interval = 1024 * 1024,
e8b0e958
JA
2030 .category = FIO_OPT_C_IO,
2031 .group = FIO_OPT_G_INVALID,
67a1000f 2032 },
83c8b093
JF
2033 {
2034 .name = "offset_align",
2035 .lname = "IO offset alignment",
2036 .type = FIO_OPT_INT,
2037 .off1 = offsetof(struct thread_options, start_offset_align),
2038 .help = "Start IO from this offset alignment",
2039 .def = "0",
2040 .interval = 512,
2041 .category = FIO_OPT_C_IO,
2042 .group = FIO_OPT_G_INVALID,
2043 },
2d7cd868
JA
2044 {
2045 .name = "offset_increment",
e8b0e958 2046 .lname = "IO offset increment",
2d7cd868 2047 .type = FIO_OPT_STR_VAL,
a609f12a 2048 .off1 = offsetof(struct thread_options, offset_increment),
2d7cd868
JA
2049 .help = "What is the increment from one offset to the next",
2050 .parent = "offset",
d71c154c 2051 .hide = 1,
2d7cd868 2052 .def = "0",
20eb06bd 2053 .interval = 1024 * 1024,
e8b0e958
JA
2054 .category = FIO_OPT_C_IO,
2055 .group = FIO_OPT_G_INVALID,
2d7cd868 2056 },
ddf24e42
JA
2057 {
2058 .name = "number_ios",
2059 .lname = "Number of IOs to perform",
2060 .type = FIO_OPT_STR_VAL,
a609f12a 2061 .off1 = offsetof(struct thread_options, number_ios),
be3fec7d 2062 .help = "Force job completion after this number of IOs",
ddf24e42
JA
2063 .def = "0",
2064 .category = FIO_OPT_C_IO,
2065 .group = FIO_OPT_G_INVALID,
2066 },
214e1eca
JA
2067 {
2068 .name = "bs",
e8b0e958 2069 .lname = "Block size",
d3aad8f2 2070 .alias = "blocksize",
5fff9543 2071 .type = FIO_OPT_ULL,
a609f12a
JA
2072 .off1 = offsetof(struct thread_options, bs[DDIR_READ]),
2073 .off2 = offsetof(struct thread_options, bs[DDIR_WRITE]),
2074 .off3 = offsetof(struct thread_options, bs[DDIR_TRIM]),
c3edbdba 2075 .minval = 1,
214e1eca 2076 .help = "Block size unit",
2b9136a3 2077 .def = "4096",
67a1000f 2078 .parent = "rw",
d71c154c 2079 .hide = 1,
20eb06bd 2080 .interval = 512,
e8b0e958
JA
2081 .category = FIO_OPT_C_IO,
2082 .group = FIO_OPT_G_INVALID,
214e1eca 2083 },
2b7a01d0
JA
2084 {
2085 .name = "ba",
e8b0e958 2086 .lname = "Block size align",
2b7a01d0 2087 .alias = "blockalign",
5fff9543 2088 .type = FIO_OPT_ULL,
a609f12a
JA
2089 .off1 = offsetof(struct thread_options, ba[DDIR_READ]),
2090 .off2 = offsetof(struct thread_options, ba[DDIR_WRITE]),
2091 .off3 = offsetof(struct thread_options, ba[DDIR_TRIM]),
2b7a01d0
JA
2092 .minval = 1,
2093 .help = "IO block offset alignment",
2094 .parent = "rw",
d71c154c 2095 .hide = 1,
20eb06bd 2096 .interval = 512,
e8b0e958
JA
2097 .category = FIO_OPT_C_IO,
2098 .group = FIO_OPT_G_INVALID,
2b7a01d0 2099 },
214e1eca
JA
2100 {
2101 .name = "bsrange",
e8b0e958 2102 .lname = "Block size range",
d3aad8f2 2103 .alias = "blocksize_range",
214e1eca 2104 .type = FIO_OPT_RANGE,
a609f12a
JA
2105 .off1 = offsetof(struct thread_options, min_bs[DDIR_READ]),
2106 .off2 = offsetof(struct thread_options, max_bs[DDIR_READ]),
2107 .off3 = offsetof(struct thread_options, min_bs[DDIR_WRITE]),
2108 .off4 = offsetof(struct thread_options, max_bs[DDIR_WRITE]),
2109 .off5 = offsetof(struct thread_options, min_bs[DDIR_TRIM]),
2110 .off6 = offsetof(struct thread_options, max_bs[DDIR_TRIM]),
c3edbdba 2111 .minval = 1,
214e1eca 2112 .help = "Set block size range (in more detail than bs)",
67a1000f 2113 .parent = "rw",
d71c154c 2114 .hide = 1,
20eb06bd 2115 .interval = 4096,
e8b0e958
JA
2116 .category = FIO_OPT_C_IO,
2117 .group = FIO_OPT_G_INVALID,
214e1eca 2118 },
564ca972
JA
2119 {
2120 .name = "bssplit",
e8b0e958 2121 .lname = "Block size split",
5fff9543 2122 .type = FIO_OPT_STR_ULL,
564ca972 2123 .cb = str_bssplit_cb,
a609f12a 2124 .off1 = offsetof(struct thread_options, bssplit),
564ca972
JA
2125 .help = "Set a specific mix of block sizes",
2126 .parent = "rw",
d71c154c 2127 .hide = 1,
e8b0e958
JA
2128 .category = FIO_OPT_C_IO,
2129 .group = FIO_OPT_G_INVALID,
564ca972 2130 },
214e1eca
JA
2131 {
2132 .name = "bs_unaligned",
e8b0e958 2133 .lname = "Block size unaligned",
d3aad8f2 2134 .alias = "blocksize_unaligned",
214e1eca 2135 .type = FIO_OPT_STR_SET,
a609f12a 2136 .off1 = offsetof(struct thread_options, bs_unaligned),
214e1eca 2137 .help = "Don't sector align IO buffer sizes",
67a1000f 2138 .parent = "rw",
d71c154c 2139 .hide = 1,
e8b0e958
JA
2140 .category = FIO_OPT_C_IO,
2141 .group = FIO_OPT_G_INVALID,
214e1eca 2142 },
6aca9b3d
JA
2143 {
2144 .name = "bs_is_seq_rand",
2145 .lname = "Block size division is seq/random (not read/write)",
2146 .type = FIO_OPT_BOOL,
a609f12a 2147 .off1 = offsetof(struct thread_options, bs_is_seq_rand),
86d59660 2148 .help = "Consider any blocksize setting to be sequential,random",
6aca9b3d
JA
2149 .def = "0",
2150 .parent = "blocksize",
2151 .category = FIO_OPT_C_IO,
2152 .group = FIO_OPT_G_INVALID,
2153 },
214e1eca
JA
2154 {
2155 .name = "randrepeat",
e8b0e958 2156 .lname = "Random repeatable",
214e1eca 2157 .type = FIO_OPT_BOOL,
a609f12a 2158 .off1 = offsetof(struct thread_options, rand_repeatable),
214e1eca
JA
2159 .help = "Use repeatable random IO pattern",
2160 .def = "1",
67a1000f 2161 .parent = "rw",
d71c154c 2162 .hide = 1,
e8b0e958 2163 .category = FIO_OPT_C_IO,
3ceb458f 2164 .group = FIO_OPT_G_RANDOM,
214e1eca 2165 },
04778baf
JA
2166 {
2167 .name = "randseed",
2168 .lname = "The random generator seed",
363cffa7 2169 .type = FIO_OPT_STR_VAL,
a609f12a 2170 .off1 = offsetof(struct thread_options, rand_seed),
04778baf 2171 .help = "Set the random generator seed value",
40fe5e7b 2172 .def = "0x89",
04778baf
JA
2173 .parent = "rw",
2174 .category = FIO_OPT_C_IO,
2175 .group = FIO_OPT_G_RANDOM,
2176 },
2615cc4b
JA
2177 {
2178 .name = "use_os_rand",
e8b0e958 2179 .lname = "Use OS random",
54a21917 2180 .type = FIO_OPT_DEPRECATED,
a609f12a 2181 .off1 = offsetof(struct thread_options, dep_use_os_rand),
e8b0e958 2182 .category = FIO_OPT_C_IO,
3ceb458f 2183 .group = FIO_OPT_G_RANDOM,
2615cc4b 2184 },
214e1eca
JA
2185 {
2186 .name = "norandommap",
e8b0e958 2187 .lname = "No randommap",
214e1eca 2188 .type = FIO_OPT_STR_SET,
a609f12a 2189 .off1 = offsetof(struct thread_options, norandommap),
214e1eca 2190 .help = "Accept potential duplicate random blocks",
67a1000f 2191 .parent = "rw",
d71c154c 2192 .hide = 1,
b2452a43 2193 .hide_on_set = 1,
e8b0e958 2194 .category = FIO_OPT_C_IO,
3ceb458f 2195 .group = FIO_OPT_G_RANDOM,
214e1eca 2196 },
2b386d25
JA
2197 {
2198 .name = "softrandommap",
e8b0e958 2199 .lname = "Soft randommap",
2b386d25 2200 .type = FIO_OPT_BOOL,
a609f12a 2201 .off1 = offsetof(struct thread_options, softrandommap),
f66ab3c8 2202 .help = "Set norandommap if randommap allocation fails",
2b386d25 2203 .parent = "norandommap",
d71c154c 2204 .hide = 1,
2b386d25 2205 .def = "0",
e8b0e958 2206 .category = FIO_OPT_C_IO,
3ceb458f 2207 .group = FIO_OPT_G_RANDOM,
2b386d25 2208 },
8055e41d
JA
2209 {
2210 .name = "random_generator",
cce2fdfe 2211 .lname = "Random Generator",
8055e41d 2212 .type = FIO_OPT_STR,
a609f12a 2213 .off1 = offsetof(struct thread_options, random_generator),
8055e41d
JA
2214 .help = "Type of random number generator to use",
2215 .def = "tausworthe",
2216 .posval = {
2217 { .ival = "tausworthe",
2218 .oval = FIO_RAND_GEN_TAUSWORTHE,
2219 .help = "Strong Tausworthe generator",
2220 },
2221 { .ival = "lfsr",
2222 .oval = FIO_RAND_GEN_LFSR,
2223 .help = "Variable length LFSR",
2224 },
c3546b53
JA
2225 {
2226 .ival = "tausworthe64",
2227 .oval = FIO_RAND_GEN_TAUSWORTHE64,
2228 .help = "64-bit Tausworthe variant",
2229 },
8055e41d 2230 },
48107598
JA
2231 .category = FIO_OPT_C_IO,
2232 .group = FIO_OPT_G_RANDOM,
8055e41d 2233 },
e25839d4
JA
2234 {
2235 .name = "random_distribution",
cce2fdfe 2236 .lname = "Random Distribution",
e25839d4 2237 .type = FIO_OPT_STR,
a609f12a 2238 .off1 = offsetof(struct thread_options, random_distribution),
e25839d4
JA
2239 .cb = str_random_distribution_cb,
2240 .help = "Random offset distribution generator",
2241 .def = "random",
2242 .posval = {
2243 { .ival = "random",
2244 .oval = FIO_RAND_DIST_RANDOM,
2245 .help = "Completely random",
2246 },
2247 { .ival = "zipf",
2248 .oval = FIO_RAND_DIST_ZIPF,
2249 .help = "Zipf distribution",
2250 },
925fee33
JA
2251 { .ival = "pareto",
2252 .oval = FIO_RAND_DIST_PARETO,
2253 .help = "Pareto distribution",
2254 },
56d9fa4b
JA
2255 { .ival = "normal",
2256 .oval = FIO_RAND_DIST_GAUSS,
ba2b3b07 2257 .help = "Normal (Gaussian) distribution",
56d9fa4b 2258 },
e0a04ac1
JA
2259 { .ival = "zoned",
2260 .oval = FIO_RAND_DIST_ZONED,
2261 .help = "Zoned random distribution",
2262 },
59466396
JA
2263 { .ival = "zoned_abs",
2264 .oval = FIO_RAND_DIST_ZONED_ABS,
2265 .help = "Zoned absolute random distribution",
2266 },
e25839d4 2267 },
48107598
JA
2268 .category = FIO_OPT_C_IO,
2269 .group = FIO_OPT_G_RANDOM,
e25839d4 2270 },
211c9b89
JA
2271 {
2272 .name = "percentage_random",
2273 .lname = "Percentage Random",
2274 .type = FIO_OPT_INT,
a609f12a
JA
2275 .off1 = offsetof(struct thread_options, perc_rand[DDIR_READ]),
2276 .off2 = offsetof(struct thread_options, perc_rand[DDIR_WRITE]),
2277 .off3 = offsetof(struct thread_options, perc_rand[DDIR_TRIM]),
211c9b89
JA
2278 .maxval = 100,
2279 .help = "Percentage of seq/random mix that should be random",
d9472271 2280 .def = "100,100,100",
211c9b89
JA
2281 .interval = 5,
2282 .inverse = "percentage_sequential",
2283 .category = FIO_OPT_C_IO,
2284 .group = FIO_OPT_G_RANDOM,
2285 },
2286 {
2287 .name = "percentage_sequential",
2288 .lname = "Percentage Sequential",
d9472271 2289 .type = FIO_OPT_DEPRECATED,
211c9b89
JA
2290 .category = FIO_OPT_C_IO,
2291 .group = FIO_OPT_G_RANDOM,
2292 },
56e2a5fc
CE
2293 {
2294 .name = "allrandrepeat",
cce2fdfe 2295 .lname = "All Random Repeat",
56e2a5fc 2296 .type = FIO_OPT_BOOL,
a609f12a 2297 .off1 = offsetof(struct thread_options, allrand_repeatable),
56e2a5fc
CE
2298 .help = "Use repeatable random numbers for everything",
2299 .def = "0",
a869d9c6
JA
2300 .category = FIO_OPT_C_IO,
2301 .group = FIO_OPT_G_RANDOM,
56e2a5fc 2302 },
214e1eca
JA
2303 {
2304 .name = "nrfiles",
e8b0e958 2305 .lname = "Number of files",
d7c8be03 2306 .alias = "nr_files",
214e1eca 2307 .type = FIO_OPT_INT,
a609f12a 2308 .off1 = offsetof(struct thread_options, nr_files),
214e1eca
JA
2309 .help = "Split job workload between this number of files",
2310 .def = "1",
20eb06bd 2311 .interval = 1,
e8b0e958
JA
2312 .category = FIO_OPT_C_FILE,
2313 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2314 },
2315 {
2316 .name = "openfiles",
e8b0e958 2317 .lname = "Number of open files",
214e1eca 2318 .type = FIO_OPT_INT,
a609f12a 2319 .off1 = offsetof(struct thread_options, open_files),
214e1eca 2320 .help = "Number of files to keep open at the same time",
e8b0e958
JA
2321 .category = FIO_OPT_C_FILE,
2322 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2323 },
2324 {
2325 .name = "file_service_type",
e8b0e958 2326 .lname = "File service type",
214e1eca
JA
2327 .type = FIO_OPT_STR,
2328 .cb = str_fst_cb,
a609f12a 2329 .off1 = offsetof(struct thread_options, file_service_type),
214e1eca
JA
2330 .help = "How to select which file to service next",
2331 .def = "roundrobin",
e8b0e958
JA
2332 .category = FIO_OPT_C_FILE,
2333 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2334 .posval = {
2335 { .ival = "random",
2336 .oval = FIO_FSERVICE_RANDOM,
8c07860d
JA
2337 .help = "Choose a file at random (uniform)",
2338 },
2339 { .ival = "zipf",
2340 .oval = FIO_FSERVICE_ZIPF,
2341 .help = "Zipf randomized",
2342 },
2343 { .ival = "pareto",
2344 .oval = FIO_FSERVICE_PARETO,
2345 .help = "Pareto randomized",
2346 },
dd3503d3
SW
2347 { .ival = "normal",
2348 .oval = FIO_FSERVICE_GAUSS,
2349 .help = "Normal (Gaussian) randomized",
2350 },
8c07860d
JA
2351 { .ival = "gauss",
2352 .oval = FIO_FSERVICE_GAUSS,
dd3503d3 2353 .help = "Alias for normal",
214e1eca
JA
2354 },
2355 { .ival = "roundrobin",
2356 .oval = FIO_FSERVICE_RR,
2357 .help = "Round robin select files",
2358 },
a086c257
JA
2359 { .ival = "sequential",
2360 .oval = FIO_FSERVICE_SEQ,
2361 .help = "Finish one file before moving to the next",
2362 },
214e1eca 2363 },
67a1000f 2364 .parent = "nrfiles",
d71c154c 2365 .hide = 1,
67a1000f 2366 },
cbbdf1c8 2367#ifdef FIO_HAVE_ANY_FALLOCATE
7bc8c2cf
JA
2368 {
2369 .name = "fallocate",
e8b0e958 2370 .lname = "Fallocate",
a596f047 2371 .type = FIO_OPT_STR,
a609f12a 2372 .off1 = offsetof(struct thread_options, fallocate_mode),
a596f047 2373 .help = "Whether pre-allocation is performed when laying out files",
2c3e17be 2374 .def = "native",
e8b0e958
JA
2375 .category = FIO_OPT_C_FILE,
2376 .group = FIO_OPT_G_INVALID,
a596f047
EG
2377 .posval = {
2378 { .ival = "none",
2379 .oval = FIO_FALLOCATE_NONE,
2380 .help = "Do not pre-allocate space",
2381 },
2c3e17be
SW
2382 { .ival = "native",
2383 .oval = FIO_FALLOCATE_NATIVE,
2384 .help = "Use native pre-allocation if possible",
2385 },
2386#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG
2387 { .ival = "posix",
2388 .oval = FIO_FALLOCATE_POSIX,
2389 .help = "Use posix_fallocate()",
2390 },
2c3e17be 2391#endif
97ac992c 2392#ifdef CONFIG_LINUX_FALLOCATE
a596f047
EG
2393 { .ival = "keep",
2394 .oval = FIO_FALLOCATE_KEEP_SIZE,
2395 .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
2396 },
7bc8c2cf 2397#endif
a596f047
EG
2398 /* Compatibility with former boolean values */
2399 { .ival = "0",
2400 .oval = FIO_FALLOCATE_NONE,
2401 .help = "Alias for 'none'",
2402 },
2c3e17be 2403#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG
2404 { .ival = "1",
2405 .oval = FIO_FALLOCATE_POSIX,
2406 .help = "Alias for 'posix'",
2407 },
2c3e17be 2408#endif
a596f047
EG
2409 },
2410 },
cbbdf1c8 2411#else /* FIO_HAVE_ANY_FALLOCATE */
a275c37a
JA
2412 {
2413 .name = "fallocate",
2414 .lname = "Fallocate",
2415 .type = FIO_OPT_UNSUPPORTED,
2416 .help = "Your platform does not support fallocate",
2417 },
cbbdf1c8 2418#endif /* FIO_HAVE_ANY_FALLOCATE */
67a1000f
JA
2419 {
2420 .name = "fadvise_hint",
e8b0e958 2421 .lname = "Fadvise hint",
ecb2083d 2422 .type = FIO_OPT_STR,
a609f12a 2423 .off1 = offsetof(struct thread_options, fadvise_hint),
ecb2083d
JA
2424 .posval = {
2425 { .ival = "0",
2426 .oval = F_ADV_NONE,
c712c97a 2427 .help = "Don't issue fadvise/madvise",
ecb2083d
JA
2428 },
2429 { .ival = "1",
2430 .oval = F_ADV_TYPE,
2431 .help = "Advise using fio IO pattern",
2432 },
2433 { .ival = "random",
2434 .oval = F_ADV_RANDOM,
2435 .help = "Advise using FADV_RANDOM",
2436 },
2437 { .ival = "sequential",
2438 .oval = F_ADV_SEQUENTIAL,
2439 .help = "Advise using FADV_SEQUENTIAL",
2440 },
2441 },
67a1000f
JA
2442 .help = "Use fadvise() to advise the kernel on IO pattern",
2443 .def = "1",
e8b0e958
JA
2444 .category = FIO_OPT_C_FILE,
2445 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2446 },
2447 {
2448 .name = "fsync",
e8b0e958 2449 .lname = "Fsync",
214e1eca 2450 .type = FIO_OPT_INT,
a609f12a 2451 .off1 = offsetof(struct thread_options, fsync_blocks),
214e1eca
JA
2452 .help = "Issue fsync for writes every given number of blocks",
2453 .def = "0",
20eb06bd 2454 .interval = 1,
e8b0e958
JA
2455 .category = FIO_OPT_C_FILE,
2456 .group = FIO_OPT_G_INVALID,
214e1eca 2457 },
5f9099ea
JA
2458 {
2459 .name = "fdatasync",
e8b0e958 2460 .lname = "Fdatasync",
5f9099ea 2461 .type = FIO_OPT_INT,
a609f12a 2462 .off1 = offsetof(struct thread_options, fdatasync_blocks),
5f9099ea
JA
2463 .help = "Issue fdatasync for writes every given number of blocks",
2464 .def = "0",
20eb06bd 2465 .interval = 1,
e8b0e958
JA
2466 .category = FIO_OPT_C_FILE,
2467 .group = FIO_OPT_G_INVALID,
5f9099ea 2468 },
1ef2b6be
JA
2469 {
2470 .name = "write_barrier",
e8b0e958 2471 .lname = "Write barrier",
1ef2b6be 2472 .type = FIO_OPT_INT,
a609f12a 2473 .off1 = offsetof(struct thread_options, barrier_blocks),
1ef2b6be
JA
2474 .help = "Make every Nth write a barrier write",
2475 .def = "0",
20eb06bd 2476 .interval = 1,
e8b0e958
JA
2477 .category = FIO_OPT_C_IO,
2478 .group = FIO_OPT_G_INVALID,
1ef2b6be 2479 },
67bf9823 2480#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA
2481 {
2482 .name = "sync_file_range",
e8b0e958 2483 .lname = "Sync file range",
44f29692
JA
2484 .posval = {
2485 { .ival = "wait_before",
2486 .oval = SYNC_FILE_RANGE_WAIT_BEFORE,
2487 .help = "SYNC_FILE_RANGE_WAIT_BEFORE",
ebadc0ce 2488 .orval = 1,
44f29692
JA
2489 },
2490 { .ival = "write",
2491 .oval = SYNC_FILE_RANGE_WRITE,
2492 .help = "SYNC_FILE_RANGE_WRITE",
ebadc0ce 2493 .orval = 1,
44f29692
JA
2494 },
2495 {
2496 .ival = "wait_after",
2497 .oval = SYNC_FILE_RANGE_WAIT_AFTER,
2498 .help = "SYNC_FILE_RANGE_WAIT_AFTER",
ebadc0ce 2499 .orval = 1,
44f29692
JA
2500 },
2501 },
3843deb3 2502 .type = FIO_OPT_STR_MULTI,
44f29692 2503 .cb = str_sfr_cb,
a609f12a 2504 .off1 = offsetof(struct thread_options, sync_file_range),
44f29692 2505 .help = "Use sync_file_range()",
e8b0e958
JA
2506 .category = FIO_OPT_C_FILE,
2507 .group = FIO_OPT_G_INVALID,
44f29692 2508 },
a275c37a 2509#else
54d0a315 2510 {
a275c37a
JA
2511 .name = "sync_file_range",
2512 .lname = "Sync file range",
2513 .type = FIO_OPT_UNSUPPORTED,
2514 .help = "Your platform does not support sync_file_range",
2515 },
44f29692 2516#endif
214e1eca
JA
2517 {
2518 .name = "direct",
e8b0e958 2519 .lname = "Direct I/O",
214e1eca 2520 .type = FIO_OPT_BOOL,
a609f12a 2521 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA
2522 .help = "Use O_DIRECT IO (negates buffered)",
2523 .def = "0",
a01a1bc5 2524 .inverse = "buffered",
e8b0e958 2525 .category = FIO_OPT_C_IO,
3ceb458f 2526 .group = FIO_OPT_G_IO_TYPE,
214e1eca 2527 },
d01612f3
CM
2528 {
2529 .name = "atomic",
2530 .lname = "Atomic I/O",
2531 .type = FIO_OPT_BOOL,
a609f12a 2532 .off1 = offsetof(struct thread_options, oatomic),
d01612f3
CM
2533 .help = "Use Atomic IO with O_DIRECT (implies O_DIRECT)",
2534 .def = "0",
2535 .category = FIO_OPT_C_IO,
2536 .group = FIO_OPT_G_IO_TYPE,
2537 },
214e1eca
JA
2538 {
2539 .name = "buffered",
e8b0e958 2540 .lname = "Buffered I/O",
214e1eca 2541 .type = FIO_OPT_BOOL,
a609f12a 2542 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA
2543 .neg = 1,
2544 .help = "Use buffered IO (negates direct)",
2545 .def = "1",
a01a1bc5 2546 .inverse = "direct",
e8b0e958 2547 .category = FIO_OPT_C_IO,
3ceb458f 2548 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA
2549 },
2550 {
2551 .name = "overwrite",
e8b0e958 2552 .lname = "Overwrite",
214e1eca 2553 .type = FIO_OPT_BOOL,
a609f12a 2554 .off1 = offsetof(struct thread_options, overwrite),
214e1eca
JA
2555 .help = "When writing, set whether to overwrite current data",
2556 .def = "0",
e8b0e958
JA
2557 .category = FIO_OPT_C_FILE,
2558 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2559 },
2560 {
2561 .name = "loops",
e8b0e958 2562 .lname = "Loops",
214e1eca 2563 .type = FIO_OPT_INT,
a609f12a 2564 .off1 = offsetof(struct thread_options, loops),
214e1eca
JA
2565 .help = "Number of times to run the job",
2566 .def = "1",
20eb06bd 2567 .interval = 1,
e8b0e958 2568 .category = FIO_OPT_C_GENERAL,
a1f6afec 2569 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA
2570 },
2571 {
2572 .name = "numjobs",
e8b0e958 2573 .lname = "Number of jobs",
214e1eca 2574 .type = FIO_OPT_INT,
a609f12a 2575 .off1 = offsetof(struct thread_options, numjobs),
214e1eca
JA
2576 .help = "Duplicate this job this many times",
2577 .def = "1",
20eb06bd 2578 .interval = 1,
e8b0e958 2579 .category = FIO_OPT_C_GENERAL,
a1f6afec 2580 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA
2581 },
2582 {
2583 .name = "startdelay",
e8b0e958 2584 .lname = "Start delay",
a5737c93 2585 .type = FIO_OPT_STR_VAL_TIME,
a609f12a
JA
2586 .off1 = offsetof(struct thread_options, start_delay),
2587 .off2 = offsetof(struct thread_options, start_delay_high),
214e1eca
JA
2588 .help = "Only start job when this period has passed",
2589 .def = "0",
0de5b26f 2590 .is_seconds = 1,
88038bc7 2591 .is_time = 1,
e8b0e958 2592 .category = FIO_OPT_C_GENERAL,
a1f6afec 2593 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA
2594 },
2595 {
2596 .name = "runtime",
e8b0e958 2597 .lname = "Runtime",
214e1eca
JA
2598 .alias = "timeout",
2599 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2600 .off1 = offsetof(struct thread_options, timeout),
214e1eca
JA
2601 .help = "Stop workload when this amount of time has passed",
2602 .def = "0",
0de5b26f 2603 .is_seconds = 1,
88038bc7 2604 .is_time = 1,
e8b0e958 2605 .category = FIO_OPT_C_GENERAL,
a1f6afec 2606 .group = FIO_OPT_G_RUNTIME,
214e1eca 2607 },
cf4464ca
JA
2608 {
2609 .name = "time_based",
e8b0e958 2610 .lname = "Time based",
cf4464ca 2611 .type = FIO_OPT_STR_SET,
a609f12a 2612 .off1 = offsetof(struct thread_options, time_based),
cf4464ca 2613 .help = "Keep running until runtime/timeout is met",
e8b0e958 2614 .category = FIO_OPT_C_GENERAL,
a1f6afec 2615 .group = FIO_OPT_G_RUNTIME,
cf4464ca 2616 },
62167762
JC
2617 {
2618 .name = "verify_only",
2619 .lname = "Verify only",
2620 .type = FIO_OPT_STR_SET,
a609f12a 2621 .off1 = offsetof(struct thread_options, verify_only),
62167762
JC
2622 .help = "Verifies previously written data is still valid",
2623 .category = FIO_OPT_C_GENERAL,
2624 .group = FIO_OPT_G_RUNTIME,
2625 },
721938ae
JA
2626 {
2627 .name = "ramp_time",
e8b0e958 2628 .lname = "Ramp time",
721938ae 2629 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2630 .off1 = offsetof(struct thread_options, ramp_time),
721938ae 2631 .help = "Ramp up time before measuring performance",
0de5b26f 2632 .is_seconds = 1,
88038bc7 2633 .is_time = 1,
e8b0e958 2634 .category = FIO_OPT_C_GENERAL,
a1f6afec 2635 .group = FIO_OPT_G_RUNTIME,
721938ae 2636 },
c223da83
JA
2637 {
2638 .name = "clocksource",
e8b0e958 2639 .lname = "Clock source",
c223da83
JA
2640 .type = FIO_OPT_STR,
2641 .cb = fio_clock_source_cb,
a609f12a 2642 .off1 = offsetof(struct thread_options, clocksource),
c223da83 2643 .help = "What type of timing source to use",
e8b0e958 2644 .category = FIO_OPT_C_GENERAL,
10860056 2645 .group = FIO_OPT_G_CLOCK,
c223da83 2646 .posval = {
67bf9823 2647#ifdef CONFIG_GETTIMEOFDAY
c223da83
JA
2648 { .ival = "gettimeofday",
2649 .oval = CS_GTOD,
2650 .help = "Use gettimeofday(2) for timing",
2651 },
67bf9823
JA
2652#endif
2653#ifdef CONFIG_CLOCK_GETTIME
c223da83
JA
2654 { .ival = "clock_gettime",
2655 .oval = CS_CGETTIME,
2656 .help = "Use clock_gettime(2) for timing",
2657 },
67bf9823 2658#endif
c223da83
JA
2659#ifdef ARCH_HAVE_CPU_CLOCK
2660 { .ival = "cpu",
2661 .oval = CS_CPUCLOCK,
2662 .help = "Use CPU private clock",
2663 },
2664#endif
2665 },
2666 },
214e1eca
JA
2667 {
2668 .name = "mem",
d3aad8f2 2669 .alias = "iomem",
e8b0e958 2670 .lname = "I/O Memory",
214e1eca
JA
2671 .type = FIO_OPT_STR,
2672 .cb = str_mem_cb,
a609f12a 2673 .off1 = offsetof(struct thread_options, mem_type),
214e1eca
JA
2674 .help = "Backing type for IO buffers",
2675 .def = "malloc",
e8b0e958
JA
2676 .category = FIO_OPT_C_IO,
2677 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2678 .posval = {
2679 { .ival = "malloc",
2680 .oval = MEM_MALLOC,
2681 .help = "Use malloc(3) for IO buffers",
2682 },
c8931876 2683#ifndef CONFIG_NO_SHM
37c8cdfe
JA
2684 { .ival = "shm",
2685 .oval = MEM_SHM,
2686 .help = "Use shared memory segments for IO buffers",
2687 },
214e1eca
JA
2688#ifdef FIO_HAVE_HUGETLB
2689 { .ival = "shmhuge",
2690 .oval = MEM_SHMHUGE,
2691 .help = "Like shm, but use huge pages",
2692 },
c8931876 2693#endif
b370e46a 2694#endif
37c8cdfe
JA
2695 { .ival = "mmap",
2696 .oval = MEM_MMAP,
2697 .help = "Use mmap(2) (file or anon) for IO buffers",
2698 },
217b0f1d
LG
2699 { .ival = "mmapshared",
2700 .oval = MEM_MMAPSHARED,
2701 .help = "Like mmap, but use the shared flag",
2702 },
214e1eca
JA
2703#ifdef FIO_HAVE_HUGETLB
2704 { .ival = "mmaphuge",
2705 .oval = MEM_MMAPHUGE,
2706 .help = "Like mmap, but use huge pages",
2707 },
03553853
YR
2708#endif
2709#ifdef CONFIG_CUDA
2710 { .ival = "cudamalloc",
2711 .oval = MEM_CUDA_MALLOC,
2712 .help = "Allocate GPU device memory for GPUDirect RDMA",
2713 },
214e1eca
JA
2714#endif
2715 },
2716 },
d529ee19
JA
2717 {
2718 .name = "iomem_align",
2719 .alias = "mem_align",
e8b0e958 2720 .lname = "I/O memory alignment",
d529ee19 2721 .type = FIO_OPT_INT,
a609f12a 2722 .off1 = offsetof(struct thread_options, mem_align),
d529ee19
JA
2723 .minval = 0,
2724 .help = "IO memory buffer offset alignment",
2725 .def = "0",
2726 .parent = "iomem",
d71c154c 2727 .hide = 1,
e8b0e958
JA
2728 .category = FIO_OPT_C_IO,
2729 .group = FIO_OPT_G_INVALID,
d529ee19 2730 },
214e1eca
JA
2731 {
2732 .name = "verify",
e8b0e958 2733 .lname = "Verify",
214e1eca 2734 .type = FIO_OPT_STR,
a609f12a 2735 .off1 = offsetof(struct thread_options, verify),
214e1eca
JA
2736 .help = "Verify data written",
2737 .def = "0",
e8b0e958 2738 .category = FIO_OPT_C_IO,
3ceb458f 2739 .group = FIO_OPT_G_VERIFY,
214e1eca
JA
2740 .posval = {
2741 { .ival = "0",
2742 .oval = VERIFY_NONE,
2743 .help = "Don't do IO verification",
2744 },
fcca4b58
JA
2745 { .ival = "md5",
2746 .oval = VERIFY_MD5,
2747 .help = "Use md5 checksums for verification",
2748 },
d77a7af3
JA
2749 { .ival = "crc64",
2750 .oval = VERIFY_CRC64,
2751 .help = "Use crc64 checksums for verification",
2752 },
214e1eca
JA
2753 { .ival = "crc32",
2754 .oval = VERIFY_CRC32,
2755 .help = "Use crc32 checksums for verification",
2756 },
af497e6a 2757 { .ival = "crc32c-intel",
e3aaafc4
JA
2758 .oval = VERIFY_CRC32C,
2759 .help = "Use crc32c checksums for verification (hw assisted, if available)",
af497e6a 2760 },
bac39e0e
JA
2761 { .ival = "crc32c",
2762 .oval = VERIFY_CRC32C,
e3aaafc4 2763 .help = "Use crc32c checksums for verification (hw assisted, if available)",
bac39e0e 2764 },
969f7ed3
JA
2765 { .ival = "crc16",
2766 .oval = VERIFY_CRC16,
2767 .help = "Use crc16 checksums for verification",
2768 },
1e154bdb
JA
2769 { .ival = "crc7",
2770 .oval = VERIFY_CRC7,
2771 .help = "Use crc7 checksums for verification",
2772 },
7c353ceb
JA
2773 { .ival = "sha1",
2774 .oval = VERIFY_SHA1,
2775 .help = "Use sha1 checksums for verification",
2776 },
cd14cc10
JA
2777 { .ival = "sha256",
2778 .oval = VERIFY_SHA256,
2779 .help = "Use sha256 checksums for verification",
2780 },
2781 { .ival = "sha512",
2782 .oval = VERIFY_SHA512,
2783 .help = "Use sha512 checksums for verification",
ae3a5acc
JA
2784 },
2785 { .ival = "sha3-224",
2786 .oval = VERIFY_SHA3_224,
2787 .help = "Use sha3-224 checksums for verification",
2788 },
2789 { .ival = "sha3-256",
2790 .oval = VERIFY_SHA3_256,
2791 .help = "Use sha3-256 checksums for verification",
2792 },
2793 { .ival = "sha3-384",
2794 .oval = VERIFY_SHA3_384,
2795 .help = "Use sha3-384 checksums for verification",
2796 },
2797 { .ival = "sha3-512",
2798 .oval = VERIFY_SHA3_512,
2799 .help = "Use sha3-512 checksums for verification",
cd14cc10 2800 },
844ea602
JA
2801 { .ival = "xxhash",
2802 .oval = VERIFY_XXHASH,
2803 .help = "Use xxhash checksums for verification",
2804 },
b638d82f
RP
2805 /* Meta information was included into verify_header,
2806 * 'meta' verification is implied by default. */
7437ee87 2807 { .ival = "meta",
b638d82f
RP
2808 .oval = VERIFY_HDR_ONLY,
2809 .help = "Use io information for verification. "
2810 "Now is implied by default, thus option is obsolete, "
2811 "don't use it",
7437ee87 2812 },
59245381
JA
2813 { .ival = "pattern",
2814 .oval = VERIFY_PATTERN_NO_HDR,
2815 .help = "Verify strict pattern",
2816 },
36690c9b
JA
2817 {
2818 .ival = "null",
2819 .oval = VERIFY_NULL,
2820 .help = "Pretend to verify",
2821 },
214e1eca
JA
2822 },
2823 },
005c565a
JA
2824 {
2825 .name = "do_verify",
e8b0e958 2826 .lname = "Perform verify step",
68e1f29a 2827 .type = FIO_OPT_BOOL,
a609f12a 2828 .off1 = offsetof(struct thread_options, do_verify),
005c565a
JA
2829 .help = "Run verification stage after write",
2830 .def = "1",
2831 .parent = "verify",
d71c154c 2832 .hide = 1,
e8b0e958
JA
2833 .category = FIO_OPT_C_IO,
2834 .group = FIO_OPT_G_VERIFY,
005c565a 2835 },
160b966d
JA
2836 {
2837 .name = "verifysort",
e8b0e958 2838 .lname = "Verify sort",
f31feaa2 2839 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA
2840 .category = FIO_OPT_C_IO,
2841 .group = FIO_OPT_G_VERIFY,
160b966d 2842 },
1ae83d45
JA
2843 {
2844 .name = "verifysort_nr",
cce2fdfe 2845 .lname = "Verify Sort Nr",
f31feaa2 2846 .type = FIO_OPT_SOFT_DEPRECATED,
836fcc0f
JA
2847 .category = FIO_OPT_C_IO,
2848 .group = FIO_OPT_G_VERIFY,
1ae83d45 2849 },
3f9f4e26 2850 {
a59e170d 2851 .name = "verify_interval",
e8b0e958 2852 .lname = "Verify interval",
e01b22b8 2853 .type = FIO_OPT_INT,
a609f12a 2854 .off1 = offsetof(struct thread_options, verify_interval),
819a9680 2855 .minval = 2 * sizeof(struct verify_header),
a59e170d 2856 .help = "Store verify buffer header every N bytes",
afdf9352 2857 .parent = "verify",
d71c154c 2858 .hide = 1,
20eb06bd 2859 .interval = 2 * sizeof(struct verify_header),
e8b0e958
JA
2860 .category = FIO_OPT_C_IO,
2861 .group = FIO_OPT_G_VERIFY,
3f9f4e26 2862 },
546a9142 2863 {
a59e170d 2864 .name = "verify_offset",
e8b0e958 2865 .lname = "Verify offset",
e01b22b8 2866 .type = FIO_OPT_INT,
a59e170d 2867 .help = "Offset verify header location by N bytes",
a609f12a 2868 .off1 = offsetof(struct thread_options, verify_offset),
203160d5 2869 .minval = sizeof(struct verify_header),
afdf9352 2870 .parent = "verify",
d71c154c 2871 .hide = 1,
e8b0e958
JA
2872 .category = FIO_OPT_C_IO,
2873 .group = FIO_OPT_G_VERIFY,
546a9142 2874 },
e28218f3
SL
2875 {
2876 .name = "verify_pattern",
e8b0e958 2877 .lname = "Verify pattern",
0e92f873 2878 .type = FIO_OPT_STR,
e28218f3 2879 .cb = str_verify_pattern_cb,
a609f12a 2880 .off1 = offsetof(struct thread_options, verify_pattern),
e28218f3
SL
2881 .help = "Fill pattern for IO buffers",
2882 .parent = "verify",
d71c154c 2883 .hide = 1,
e8b0e958
JA
2884 .category = FIO_OPT_C_IO,
2885 .group = FIO_OPT_G_VERIFY,
e28218f3 2886 },
a12a3b4d
JA
2887 {
2888 .name = "verify_fatal",
e8b0e958 2889 .lname = "Verify fatal",
68e1f29a 2890 .type = FIO_OPT_BOOL,
a609f12a 2891 .off1 = offsetof(struct thread_options, verify_fatal),
a12a3b4d
JA
2892 .def = "0",
2893 .help = "Exit on a single verify failure, don't continue",
2894 .parent = "verify",
d71c154c 2895 .hide = 1,
e8b0e958
JA
2896 .category = FIO_OPT_C_IO,
2897 .group = FIO_OPT_G_VERIFY,
a12a3b4d 2898 },
b463e936
JA
2899 {
2900 .name = "verify_dump",
e8b0e958 2901 .lname = "Verify dump",
b463e936 2902 .type = FIO_OPT_BOOL,
a609f12a 2903 .off1 = offsetof(struct thread_options, verify_dump),
ef71e317 2904 .def = "0",
b463e936
JA
2905 .help = "Dump contents of good and bad blocks on failure",
2906 .parent = "verify",
d71c154c 2907 .hide = 1,
e8b0e958
JA
2908 .category = FIO_OPT_C_IO,
2909 .group = FIO_OPT_G_VERIFY,
b463e936 2910 },
e8462bd8
JA
2911 {
2912 .name = "verify_async",
e8b0e958 2913 .lname = "Verify asynchronously",
e8462bd8 2914 .type = FIO_OPT_INT,
a609f12a 2915 .off1 = offsetof(struct thread_options, verify_async),
e8462bd8
JA
2916 .def = "0",
2917 .help = "Number of async verifier threads to use",
2918 .parent = "verify",
d71c154c 2919 .hide = 1,
e8b0e958
JA
2920 .category = FIO_OPT_C_IO,
2921 .group = FIO_OPT_G_VERIFY,
e8462bd8 2922 },
9e144189
JA
2923 {
2924 .name = "verify_backlog",
e8b0e958 2925 .lname = "Verify backlog",
9e144189 2926 .type = FIO_OPT_STR_VAL,
a609f12a 2927 .off1 = offsetof(struct thread_options, verify_backlog),
9e144189
JA
2928 .help = "Verify after this number of blocks are written",
2929 .parent = "verify",
d71c154c 2930 .hide = 1,
e8b0e958
JA
2931 .category = FIO_OPT_C_IO,
2932 .group = FIO_OPT_G_VERIFY,
9e144189
JA
2933 },
2934 {
2935 .name = "verify_backlog_batch",
e8b0e958 2936 .lname = "Verify backlog batch",
9e144189 2937 .type = FIO_OPT_INT,
a609f12a 2938 .off1 = offsetof(struct thread_options, verify_batch),
9e144189 2939 .help = "Verify this number of IO blocks",
0d29de83 2940 .parent = "verify",
d71c154c 2941 .hide = 1,
e8b0e958
JA
2942 .category = FIO_OPT_C_IO,
2943 .group = FIO_OPT_G_VERIFY,
9e144189 2944 },
e8462bd8
JA
2945#ifdef FIO_HAVE_CPU_AFFINITY
2946 {
2947 .name = "verify_async_cpus",
e8b0e958 2948 .lname = "Async verify CPUs",
e8462bd8
JA
2949 .type = FIO_OPT_STR,
2950 .cb = str_verify_cpus_allowed_cb,
a609f12a 2951 .off1 = offsetof(struct thread_options, verify_cpumask),
e8462bd8
JA
2952 .help = "Set CPUs allowed for async verify threads",
2953 .parent = "verify_async",
d71c154c 2954 .hide = 1,
e8b0e958
JA
2955 .category = FIO_OPT_C_IO,
2956 .group = FIO_OPT_G_VERIFY,
e8462bd8 2957 },
a275c37a
JA
2958#else
2959 {
2960 .name = "verify_async_cpus",
2961 .lname = "Async verify CPUs",
2962 .type = FIO_OPT_UNSUPPORTED,
54d0a315 2963 .help = "Your platform does not support CPU affinities",
a275c37a 2964 },
0d29de83 2965#endif
51aa2da8
JA
2966 {
2967 .name = "experimental_verify",
cce2fdfe 2968 .lname = "Experimental Verify",
a609f12a 2969 .off1 = offsetof(struct thread_options, experimental_verify),
51aa2da8 2970 .type = FIO_OPT_BOOL,
b31eaac9 2971 .help = "Enable experimental verification",
ca09be4b
JA
2972 .parent = "verify",
2973 .category = FIO_OPT_C_IO,
2974 .group = FIO_OPT_G_VERIFY,
2975 },
2976 {
2977 .name = "verify_state_load",
2978 .lname = "Load verify state",
a609f12a 2979 .off1 = offsetof(struct thread_options, verify_state),
ca09be4b
JA
2980 .type = FIO_OPT_BOOL,
2981 .help = "Load verify termination state",
2982 .parent = "verify",
2983 .category = FIO_OPT_C_IO,
2984 .group = FIO_OPT_G_VERIFY,
2985 },
2986 {
2987 .name = "verify_state_save",
2988 .lname = "Save verify state",
a609f12a 2989 .off1 = offsetof(struct thread_options, verify_state_save),
ca09be4b
JA
2990 .type = FIO_OPT_BOOL,
2991 .def = "1",
2992 .help = "Save verify state on termination",
2993 .parent = "verify",
836fcc0f
JA
2994 .category = FIO_OPT_C_IO,
2995 .group = FIO_OPT_G_VERIFY,
51aa2da8 2996 },
0d29de83
JA
2997#ifdef FIO_HAVE_TRIM
2998 {
2999 .name = "trim_percentage",
e8b0e958 3000 .lname = "Trim percentage",
0d29de83 3001 .type = FIO_OPT_INT,
a609f12a 3002 .off1 = offsetof(struct thread_options, trim_percentage),
20eb06bd 3003 .minval = 0,
0d29de83 3004 .maxval = 100,
169c098d 3005 .help = "Number of verify blocks to trim (i.e., discard)",
0d29de83
JA
3006 .parent = "verify",
3007 .def = "0",
20eb06bd 3008 .interval = 1,
d71c154c 3009 .hide = 1,
e8b0e958
JA
3010 .category = FIO_OPT_C_IO,
3011 .group = FIO_OPT_G_TRIM,
0d29de83
JA
3012 },
3013 {
3014 .name = "trim_verify_zero",
e8b0e958 3015 .lname = "Verify trim zero",
20eb06bd 3016 .type = FIO_OPT_BOOL,
169c098d 3017 .help = "Verify that trimmed (i.e., discarded) blocks are returned as zeroes",
a609f12a 3018 .off1 = offsetof(struct thread_options, trim_zero),
0d29de83 3019 .parent = "trim_percentage",
d71c154c 3020 .hide = 1,
0d29de83 3021 .def = "1",
e8b0e958
JA
3022 .category = FIO_OPT_C_IO,
3023 .group = FIO_OPT_G_TRIM,
0d29de83
JA
3024 },
3025 {
3026 .name = "trim_backlog",
e8b0e958 3027 .lname = "Trim backlog",
0d29de83 3028 .type = FIO_OPT_STR_VAL,
a609f12a 3029 .off1 = offsetof(struct thread_options, trim_backlog),
0d29de83
JA
3030 .help = "Trim after this number of blocks are written",
3031 .parent = "trim_percentage",
d71c154c 3032 .hide = 1,
20eb06bd 3033 .interval = 1,
e8b0e958
JA
3034 .category = FIO_OPT_C_IO,
3035 .group = FIO_OPT_G_TRIM,
0d29de83
JA
3036 },
3037 {
3038 .name = "trim_backlog_batch",
e8b0e958 3039 .lname = "Trim backlog batch",
0d29de83 3040 .type = FIO_OPT_INT,
a609f12a 3041 .off1 = offsetof(struct thread_options, trim_batch),
0d29de83
JA
3042 .help = "Trim this number of IO blocks",
3043 .parent = "trim_percentage",
d71c154c 3044 .hide = 1,
20eb06bd 3045 .interval = 1,
e8b0e958
JA
3046 .category = FIO_OPT_C_IO,
3047 .group = FIO_OPT_G_TRIM,
0d29de83 3048 },
a275c37a
JA
3049#else
3050 {
3051 .name = "trim_percentage",
3052 .lname = "Trim percentage",
3053 .type = FIO_OPT_UNSUPPORTED,
3054 .help = "Fio does not support TRIM on your platform",
3055 },
3056 {
3057 .name = "trim_verify_zero",
3058 .lname = "Verify trim zero",
3059 .type = FIO_OPT_UNSUPPORTED,
3060 .help = "Fio does not support TRIM on your platform",
3061 },
3062 {
3063 .name = "trim_backlog",
3064 .lname = "Trim backlog",
3065 .type = FIO_OPT_UNSUPPORTED,
3066 .help = "Fio does not support TRIM on your platform",
3067 },
3068 {
3069 .name = "trim_backlog_batch",
3070 .lname = "Trim backlog batch",
3071 .type = FIO_OPT_UNSUPPORTED,
3072 .help = "Fio does not support TRIM on your platform",
3073 },
e8462bd8 3074#endif
214e1eca
JA
3075 {
3076 .name = "write_iolog",
e8b0e958 3077 .lname = "Write I/O log",
214e1eca 3078 .type = FIO_OPT_STR_STORE,
a609f12a 3079 .off1 = offsetof(struct thread_options, write_iolog_file),
214e1eca 3080 .help = "Store IO pattern to file",
e8b0e958
JA
3081 .category = FIO_OPT_C_IO,
3082 .group = FIO_OPT_G_IOLOG,
214e1eca
JA
3083 },
3084 {
3085 .name = "read_iolog",
e8b0e958 3086 .lname = "Read I/O log",
214e1eca 3087 .type = FIO_OPT_STR_STORE,
a609f12a 3088 .off1 = offsetof(struct thread_options, read_iolog_file),
214e1eca 3089 .help = "Playback IO pattern from file",
e8b0e958
JA
3090 .category = FIO_OPT_C_IO,
3091 .group = FIO_OPT_G_IOLOG,
214e1eca 3092 },
98e7161c
AK
3093 {
3094 .name = "read_iolog_chunked",
3095 .lname = "Read I/O log in parts",
3096 .type = FIO_OPT_BOOL,
3097 .off1 = offsetof(struct thread_options, read_iolog_chunked),
3098 .def = "0",
3099 .parent = "read_iolog",
3100 .help = "Parse IO pattern in chunks",
3101 .category = FIO_OPT_C_IO,
3102 .group = FIO_OPT_G_IOLOG,
3103 },
64bbb865
DN
3104 {
3105 .name = "replay_no_stall",
e8b0e958 3106 .lname = "Don't stall on replay",
20eb06bd 3107 .type = FIO_OPT_BOOL,
a609f12a 3108 .off1 = offsetof(struct thread_options, no_stall),
64bbb865 3109 .def = "0",
87e7a972 3110 .parent = "read_iolog",
d71c154c 3111 .hide = 1,
64bbb865 3112 .help = "Playback IO pattern file as fast as possible without stalls",
e8b0e958
JA
3113 .category = FIO_OPT_C_IO,
3114 .group = FIO_OPT_G_IOLOG,
64bbb865 3115 },
d1c46c04
DN
3116 {
3117 .name = "replay_redirect",
e8b0e958 3118 .lname = "Redirect device for replay",
d1c46c04 3119 .type = FIO_OPT_STR_STORE,
a609f12a 3120 .off1 = offsetof(struct thread_options, replay_redirect),
d1c46c04 3121 .parent = "read_iolog",
d71c154c 3122 .hide = 1,
d1c46c04 3123 .help = "Replay all I/O onto this device, regardless of trace device",
e8b0e958
JA
3124 .category = FIO_OPT_C_IO,
3125 .group = FIO_OPT_G_IOLOG,
d1c46c04 3126 },
0c63576e
JA
3127 {
3128 .name = "replay_scale",
3129 .lname = "Replace offset scale factor",
3130 .type = FIO_OPT_INT,
a609f12a 3131 .off1 = offsetof(struct thread_options, replay_scale),
0c63576e
JA
3132 .parent = "read_iolog",
3133 .def = "1",
3134 .help = "Align offsets to this blocksize",
3135 .category = FIO_OPT_C_IO,
3136 .group = FIO_OPT_G_IOLOG,
3137 },
3138 {
3139 .name = "replay_align",
3140 .lname = "Replace alignment",
3141 .type = FIO_OPT_INT,
a609f12a 3142 .off1 = offsetof(struct thread_options, replay_align),
0c63576e
JA
3143 .parent = "read_iolog",
3144 .help = "Scale offset down by this factor",
3145 .category = FIO_OPT_C_IO,
3146 .group = FIO_OPT_G_IOLOG,
3147 .pow2 = 1,
3148 },
6dd7fa77
JA
3149 {
3150 .name = "replay_time_scale",
3151 .lname = "Replay Time Scale",
3152 .type = FIO_OPT_INT,
3153 .off1 = offsetof(struct thread_options, replay_time_scale),
3154 .def = "100",
3155 .minval = 1,
3156 .parent = "read_iolog",
3157 .hide = 1,
3158 .help = "Scale time for replay events",
3159 .category = FIO_OPT_C_IO,
3160 .group = FIO_OPT_G_IOLOG,
3161 },
d7235efb
JA
3162 {
3163 .name = "replay_skip",
3164 .lname = "Replay Skip",
3165 .type = FIO_OPT_STR,
3166 .cb = str_replay_skip_cb,
3167 .off1 = offsetof(struct thread_options, replay_skip),
3168 .parent = "read_iolog",
3169 .help = "Skip certain IO types (read,write,trim,flush)",
3170 .category = FIO_OPT_C_IO,
3171 .group = FIO_OPT_G_IOLOG,
3172 },
214e1eca
JA
3173 {
3174 .name = "exec_prerun",
e8b0e958 3175 .lname = "Pre-execute runnable",
214e1eca 3176 .type = FIO_OPT_STR_STORE,
a609f12a 3177 .off1 = offsetof(struct thread_options, exec_prerun),
214e1eca 3178 .help = "Execute this file prior to running job",
e8b0e958
JA
3179 .category = FIO_OPT_C_GENERAL,
3180 .group = FIO_OPT_G_INVALID,
214e1eca
JA
3181 },
3182 {
3183 .name = "exec_postrun",
e8b0e958 3184 .lname = "Post-execute runnable",
214e1eca 3185 .type = FIO_OPT_STR_STORE,
a609f12a 3186 .off1 = offsetof(struct thread_options, exec_postrun),
214e1eca 3187 .help = "Execute this file after running job",
e8b0e958
JA
3188 .category = FIO_OPT_C_GENERAL,
3189 .group = FIO_OPT_G_INVALID,
214e1eca
JA
3190 },
3191#ifdef FIO_HAVE_IOSCHED_SWITCH
3192 {
3193 .name = "ioscheduler",
e8b0e958 3194 .lname = "I/O scheduler",
214e1eca 3195 .type = FIO_OPT_STR_STORE,
a609f12a 3196 .off1 = offsetof(struct thread_options, ioscheduler),
214e1eca 3197 .help = "Use this IO scheduler on the backing device",
e8b0e958
JA
3198 .category = FIO_OPT_C_FILE,
3199 .group = FIO_OPT_G_INVALID,
214e1eca 3200 },
a275c37a
JA
3201#else
3202 {
3203 .name = "ioscheduler",
3204 .lname = "I/O scheduler",
3205 .type = FIO_OPT_UNSUPPORTED,
3206 .help = "Your platform does not support IO scheduler switching",
3207 },
214e1eca
JA
3208#endif
3209 {
3210 .name = "zonesize",
e8b0e958 3211 .lname = "Zone size",
214e1eca 3212 .type = FIO_OPT_STR_VAL,
a609f12a 3213 .off1 = offsetof(struct thread_options, zone_size),
ed335855
SN
3214 .help = "Amount of data to read per zone",
3215 .def = "0",
20eb06bd 3216 .interval = 1024 * 1024,
e8b0e958
JA
3217 .category = FIO_OPT_C_IO,
3218 .group = FIO_OPT_G_ZONE,
ed335855
SN
3219 },
3220 {
3221 .name = "zonerange",
e8b0e958 3222 .lname = "Zone range",
ed335855 3223 .type = FIO_OPT_STR_VAL,
a609f12a 3224 .off1 = offsetof(struct thread_options, zone_range),
214e1eca
JA
3225 .help = "Give size of an IO zone",
3226 .def = "0",
20eb06bd 3227 .interval = 1024 * 1024,
e8b0e958
JA
3228 .category = FIO_OPT_C_IO,
3229 .group = FIO_OPT_G_ZONE,
214e1eca
JA
3230 },
3231 {
3232 .name = "zoneskip",
e8b0e958 3233 .lname = "Zone skip",
214e1eca 3234 .type = FIO_OPT_STR_VAL,
a609f12a 3235 .off1 = offsetof(struct thread_options, zone_skip),
214e1eca
JA
3236 .help = "Space between IO zones",
3237 .def = "0",
20eb06bd 3238 .interval = 1024 * 1024,
e8b0e958
JA
3239 .category = FIO_OPT_C_IO,
3240 .group = FIO_OPT_G_ZONE,
214e1eca
JA
3241 },
3242 {
3243 .name = "lockmem",
e8b0e958 3244 .lname = "Lock memory",
214e1eca 3245 .type = FIO_OPT_STR_VAL,
a609f12a 3246 .off1 = offsetof(struct thread_options, lockmem),
81c6b6cd 3247 .help = "Lock down this amount of memory (per worker)",
214e1eca 3248 .def = "0",
20eb06bd 3249 .interval = 1024 * 1024,
e8b0e958
JA
3250 .category = FIO_OPT_C_GENERAL,
3251 .group = FIO_OPT_G_INVALID,
214e1eca 3252 },
214e1eca
JA
3253 {
3254 .name = "rwmixread",
e8b0e958 3255 .lname = "Read/write mix read",
214e1eca 3256 .type = FIO_OPT_INT,
cb499fc4 3257 .cb = str_rwmix_read_cb,
a609f12a 3258 .off1 = offsetof(struct thread_options, rwmix[DDIR_READ]),
214e1eca
JA
3259 .maxval = 100,
3260 .help = "Percentage of mixed workload that is reads",
3261 .def = "50",
20eb06bd 3262 .interval = 5,
90265353 3263 .inverse = "rwmixwrite",
e8b0e958
JA
3264 .category = FIO_OPT_C_IO,
3265 .group = FIO_OPT_G_RWMIX,
214e1eca
JA
3266 },
3267 {
3268 .name = "rwmixwrite",
e8b0e958 3269 .lname = "Read/write mix write",
214e1eca 3270 .type = FIO_OPT_INT,
cb499fc4 3271 .cb = str_rwmix_write_cb,
a609f12a 3272 .off1 = offsetof(struct thread_options, rwmix[DDIR_WRITE]),
214e1eca
JA
3273 .maxval = 100,
3274 .help = "Percentage of mixed workload that is writes",
3275 .def = "50",
20eb06bd 3276 .interval = 5,
90265353 3277 .inverse = "rwmixread",
e8b0e958
JA
3278 .category = FIO_OPT_C_IO,
3279 .group = FIO_OPT_G_RWMIX,
214e1eca 3280 },
afdf9352
JA
3281 {
3282 .name = "rwmixcycle",
e8b0e958 3283 .lname = "Read/write mix cycle",
15ca150e 3284 .type = FIO_OPT_DEPRECATED,
e8b0e958
JA
3285 .category = FIO_OPT_C_IO,
3286 .group = FIO_OPT_G_RWMIX,
afdf9352 3287 },
214e1eca
JA
3288 {
3289 .name = "nice",
e8b0e958 3290 .lname = "Nice",
214e1eca 3291 .type = FIO_OPT_INT,
a609f12a 3292 .off1 = offsetof(struct thread_options, nice),
214e1eca 3293 .help = "Set job CPU nice value",
11fd6aa8
RC
3294 .minval = -20,
3295 .maxval = 19,
214e1eca 3296 .def = "0",
20eb06bd 3297 .interval = 1,
e8b0e958 3298 .category = FIO_OPT_C_GENERAL,
10860056 3299 .group = FIO_OPT_G_CRED,
214e1eca
JA
3300 },
3301#ifdef FIO_HAVE_IOPRIO
3302 {
3303 .name = "prio",
e8b0e958 3304 .lname = "I/O nice priority",
214e1eca 3305 .type = FIO_OPT_INT,
a609f12a 3306 .off1 = offsetof(struct thread_options, ioprio),
214e1eca 3307 .help = "Set job IO priority value",
1767bd34
TK
3308 .minval = IOPRIO_MIN_PRIO,
3309 .maxval = IOPRIO_MAX_PRIO,
20eb06bd 3310 .interval = 1,
e8b0e958 3311 .category = FIO_OPT_C_GENERAL,
10860056 3312 .group = FIO_OPT_G_CRED,
214e1eca 3313 },
32ef447a
TK
3314#else
3315 {
3316 .name = "prio",
3317 .lname = "I/O nice priority",
3318 .type = FIO_OPT_UNSUPPORTED,
3319 .help = "Your platform does not support IO priorities",
3320 },
3321#endif
3322#ifdef FIO_HAVE_IOPRIO_CLASS
3323#ifndef FIO_HAVE_IOPRIO
3324#error "FIO_HAVE_IOPRIO_CLASS requires FIO_HAVE_IOPRIO"
3325#endif
214e1eca
JA
3326 {
3327 .name = "prioclass",
e8b0e958 3328 .lname = "I/O nice priority class",
214e1eca 3329 .type = FIO_OPT_INT,
a609f12a 3330 .off1 = offsetof(struct thread_options, ioprio_class),
214e1eca 3331 .help = "Set job IO priority class",
1767bd34
TK
3332 .minval = IOPRIO_MIN_PRIO_CLASS,
3333 .maxval = IOPRIO_MAX_PRIO_CLASS,
20eb06bd 3334 .interval = 1,
e8b0e958 3335 .category = FIO_OPT_C_GENERAL,
10860056 3336 .group = FIO_OPT_G_CRED,
214e1eca 3337 },
a275c37a 3338#else
a275c37a
JA
3339 {
3340 .name = "prioclass",
3341 .lname = "I/O nice priority class",
3342 .type = FIO_OPT_UNSUPPORTED,
32ef447a 3343 .help = "Your platform does not support IO priority classes",
a275c37a 3344 },
214e1eca
JA
3345#endif
3346 {
3347 .name = "thinktime",
e8b0e958 3348 .lname = "Thinktime",
214e1eca 3349 .type = FIO_OPT_INT,
a609f12a 3350 .off1 = offsetof(struct thread_options, thinktime),
214e1eca
JA
3351 .help = "Idle time between IO buffers (usec)",
3352 .def = "0",
88038bc7 3353 .is_time = 1,
e8b0e958 3354 .category = FIO_OPT_C_IO,
3ceb458f 3355 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA
3356 },
3357 {
3358 .name = "thinktime_spin",
e8b0e958 3359 .lname = "Thinktime spin",
214e1eca 3360 .type = FIO_OPT_INT,
a609f12a 3361 .off1 = offsetof(struct thread_options, thinktime_spin),
214e1eca
JA
3362 .help = "Start think time by spinning this amount (usec)",
3363 .def = "0",
88038bc7 3364 .is_time = 1,
afdf9352 3365 .parent = "thinktime",
d71c154c 3366 .hide = 1,
e8b0e958 3367 .category = FIO_OPT_C_IO,
3ceb458f 3368 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA
3369 },
3370 {
3371 .name = "thinktime_blocks",
e8b0e958 3372 .lname = "Thinktime blocks",
214e1eca 3373 .type = FIO_OPT_INT,
a609f12a 3374 .off1 = offsetof(struct thread_options, thinktime_blocks),
214e1eca
JA
3375 .help = "IO buffer period between 'thinktime'",
3376 .def = "1",
afdf9352 3377 .parent = "thinktime",
d71c154c 3378 .hide = 1,
e8b0e958 3379 .category = FIO_OPT_C_IO,
3ceb458f 3380 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA
3381 },
3382 {
3383 .name = "rate",
e8b0e958 3384 .lname = "I/O rate",
e01b22b8 3385 .type = FIO_OPT_INT,
a609f12a
JA
3386 .off1 = offsetof(struct thread_options, rate[DDIR_READ]),
3387 .off2 = offsetof(struct thread_options, rate[DDIR_WRITE]),
3388 .off3 = offsetof(struct thread_options, rate[DDIR_TRIM]),
214e1eca 3389 .help = "Set bandwidth rate",
e8b0e958
JA
3390 .category = FIO_OPT_C_IO,
3391 .group = FIO_OPT_G_RATE,
214e1eca
JA
3392 },
3393 {
6d428bcd
JA
3394 .name = "rate_min",
3395 .alias = "ratemin",
e8b0e958 3396 .lname = "I/O min rate",
e01b22b8 3397 .type = FIO_OPT_INT,
a609f12a
JA
3398 .off1 = offsetof(struct thread_options, ratemin[DDIR_READ]),
3399 .off2 = offsetof(struct thread_options, ratemin[DDIR_WRITE]),
3400 .off3 = offsetof(struct thread_options, ratemin[DDIR_TRIM]),
4e991c23 3401 .help = "Job must meet this rate or it will be shutdown",
afdf9352 3402 .parent = "rate",
d71c154c 3403 .hide = 1,
e8b0e958
JA
3404 .category = FIO_OPT_C_IO,
3405 .group = FIO_OPT_G_RATE,
4e991c23
JA
3406 },
3407 {
3408 .name = "rate_iops",
e8b0e958 3409 .lname = "I/O rate IOPS",
e01b22b8 3410 .type = FIO_OPT_INT,
a609f12a
JA
3411 .off1 = offsetof(struct thread_options, rate_iops[DDIR_READ]),
3412 .off2 = offsetof(struct thread_options, rate_iops[DDIR_WRITE]),
3413 .off3 = offsetof(struct thread_options, rate_iops[DDIR_TRIM]),
4e991c23 3414 .help = "Limit IO used to this number of IO operations/sec",
d71c154c 3415 .hide = 1,
e8b0e958
JA
3416 .category = FIO_OPT_C_IO,
3417 .group = FIO_OPT_G_RATE,
4e991c23
JA
3418 },
3419 {
3420 .name = "rate_iops_min",
e8b0e958 3421 .lname = "I/O min rate IOPS",
e01b22b8 3422 .type = FIO_OPT_INT,
a609f12a
JA
3423 .off1 = offsetof(struct thread_options, rate_iops_min[DDIR_READ]),
3424 .off2 = offsetof(struct thread_options, rate_iops_min[DDIR_WRITE]),
3425 .off3 = offsetof(struct thread_options, rate_iops_min[DDIR_TRIM]),
03e20d68 3426 .help = "Job must meet this rate or it will be shut down",
afdf9352 3427 .parent = "rate_iops",
d71c154c 3428 .hide = 1,
e8b0e958
JA
3429 .category = FIO_OPT_C_IO,
3430 .group = FIO_OPT_G_RATE,
214e1eca 3431 },
ff6bb260 3432 {
6de65959
JA
3433 .name = "rate_process",
3434 .lname = "Rate Process",
3435 .type = FIO_OPT_STR,
a609f12a 3436 .off1 = offsetof(struct thread_options, rate_process),
6de65959
JA
3437 .help = "What process controls how rated IO is managed",
3438 .def = "linear",
ff6bb260
SL
3439 .category = FIO_OPT_C_IO,
3440 .group = FIO_OPT_G_RATE,
6de65959
JA
3441 .posval = {
3442 { .ival = "linear",
3443 .oval = RATE_PROCESS_LINEAR,
3444 .help = "Linear rate of IO",
3445 },
3446 {
3447 .ival = "poisson",
3448 .oval = RATE_PROCESS_POISSON,
3449 .help = "Rate follows Poisson process",
3450 },
3451 },
3452 .parent = "rate",
ff6bb260 3453 },
214e1eca 3454 {
6d428bcd
JA
3455 .name = "rate_cycle",
3456 .alias = "ratecycle",
e8b0e958 3457 .lname = "I/O rate cycle",
214e1eca 3458 .type = FIO_OPT_INT,