options: fix buffer overrun
[fio.git] / options.c
CommitLineData
214e1eca
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1#include <stdio.h>
2#include <stdlib.h>
3#include <unistd.h>
4#include <ctype.h>
5#include <string.h>
214e1eca 6#include <assert.h>
5921e80c 7#include <sys/stat.h>
e13c3b50 8#include <netinet/in.h>
214e1eca
JA
9
10#include "fio.h"
4f5af7b2 11#include "verify.h"
214e1eca 12#include "parse.h"
61b9861d 13#include "lib/pattern.h"
9f988e2e 14#include "options.h"
d220c761 15#include "optgroup.h"
b7694961 16#include "zbd.h"
214e1eca 17
e13c3b50 18char client_sockaddr_str[INET6_ADDRSTRLEN] = { 0 };
72a703da 19
a609f12a
JA
20#define cb_data_to_td(data) container_of(data, struct thread_data, o)
21
26f14c31 22static const struct pattern_fmt_desc fmt_desc[] = {
4205998f
JA
23 {
24 .fmt = "%o",
59f94d26 25 .len = FIO_FIELD_SIZE(struct io_u *, offset),
4205998f 26 .paste = paste_blockoff
969b9fbb
BVA
27 },
28 { }
4205998f
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29};
30
214e1eca
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31/*
32 * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that.
33 */
34static char *get_opt_postfix(const char *str)
35{
36 char *p = strstr(str, ":");
37
38 if (!p)
39 return NULL;
40
41 p++;
42 strip_blank_front(&p);
43 strip_blank_end(p);
44 return strdup(p);
45}
46
a87c90fd
AK
47static bool split_parse_distr(const char *str, double *val, double *center)
48{
49 char *cp, *p;
50 bool r;
51
52 p = strdup(str);
53 if (!p)
54 return false;
55
56 cp = strstr(p, ":");
57 r = true;
58 if (cp) {
59 *cp = '\0';
60 cp++;
61 r = str_to_float(cp, center, 0);
62 }
63 r = r && str_to_float(p, val, 0);
64 free(p);
65 return r;
66}
67
564ca972
JA
68static int bs_cmp(const void *p1, const void *p2)
69{
70 const struct bssplit *bsp1 = p1;
71 const struct bssplit *bsp2 = p2;
72
a7cd478d 73 return (int) bsp1->perc - (int) bsp2->perc;
564ca972
JA
74}
75
d2835319
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76struct split {
77 unsigned int nr;
5fff9543 78 unsigned long long val1[ZONESPLIT_MAX];
9d8fc5e4 79 unsigned long long val2[ZONESPLIT_MAX];
d2835319
JA
80};
81
82static int split_parse_ddir(struct thread_options *o, struct split *split,
517c9c72 83 char *str, bool absolute, unsigned int max_splits)
564ca972 84{
59466396
JA
85 unsigned long long perc;
86 unsigned int i;
564ca972 87 long long val;
720e84ad 88 char *fname;
564ca972 89
d2835319 90 split->nr = 0;
564ca972
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91
92 i = 0;
564ca972
JA
93 while ((fname = strsep(&str, ":")) != NULL) {
94 char *perc_str;
95
96 if (!strlen(fname))
97 break;
98
564ca972
JA
99 perc_str = strstr(fname, "/");
100 if (perc_str) {
101 *perc_str = '\0';
102 perc_str++;
59466396
JA
103 if (absolute) {
104 if (str_to_decimal(perc_str, &val, 1, o, 0, 0)) {
105 log_err("fio: split conversion failed\n");
106 return 1;
107 }
108 perc = val;
109 } else {
110 perc = atoi(perc_str);
111 if (perc > 100)
112 perc = 100;
113 else if (!perc)
114 perc = -1U;
115 }
116 } else {
117 if (absolute)
118 perc = 0;
119 else
d711cce5 120 perc = -1U;
59466396 121 }
564ca972 122
88038bc7 123 if (str_to_decimal(fname, &val, 1, o, 0, 0)) {
59466396 124 log_err("fio: split conversion failed\n");
564ca972
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125 return 1;
126 }
127
d2835319
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128 split->val1[i] = val;
129 split->val2[i] = perc;
564ca972 130 i++;
c32e1a09
JA
131 if (i == max_splits) {
132 log_err("fio: hit max of %d split entries\n", i);
d2835319 133 break;
c32e1a09 134 }
564ca972
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135 }
136
d2835319
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137 split->nr = i;
138 return 0;
139}
140
59466396
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141static int bssplit_ddir(struct thread_options *o, enum fio_ddir ddir, char *str,
142 bool data)
d2835319
JA
143{
144 unsigned int i, perc, perc_missing;
5fff9543 145 unsigned long long max_bs, min_bs;
d2835319
JA
146 struct split split;
147
148 memset(&split, 0, sizeof(split));
149
517c9c72 150 if (split_parse_ddir(o, &split, str, data, BSSPLIT_MAX))
d2835319
JA
151 return 1;
152 if (!split.nr)
153 return 0;
154
155 max_bs = 0;
156 min_bs = -1;
157 o->bssplit[ddir] = malloc(split.nr * sizeof(struct bssplit));
158 o->bssplit_nr[ddir] = split.nr;
159 for (i = 0; i < split.nr; i++) {
160 if (split.val1[i] > max_bs)
161 max_bs = split.val1[i];
162 if (split.val1[i] < min_bs)
163 min_bs = split.val1[i];
164
165 o->bssplit[ddir][i].bs = split.val1[i];
166 o->bssplit[ddir][i].perc =split.val2[i];
167 }
564ca972
JA
168
169 /*
170 * Now check if the percentages add up, and how much is missing
171 */
172 perc = perc_missing = 0;
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 perc_missing++;
178 else
179 perc += bsp->perc;
180 }
181
40bafa33 182 if (perc > 100 && perc_missing > 1) {
564ca972 183 log_err("fio: bssplit percentages add to more than 100%%\n");
d2835319
JA
184 free(o->bssplit[ddir]);
185 o->bssplit[ddir] = NULL;
564ca972
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186 return 1;
187 }
d711cce5 188
564ca972
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189 /*
190 * If values didn't have a percentage set, divide the remains between
191 * them.
192 */
193 if (perc_missing) {
d711cce5 194 if (perc_missing == 1 && o->bssplit_nr[ddir] == 1)
40bafa33 195 perc = 100;
83ea422a 196 for (i = 0; i < o->bssplit_nr[ddir]; i++) {
d2835319 197 struct bssplit *bsp = &o->bssplit[ddir][i];
564ca972 198
d711cce5 199 if (bsp->perc == -1U)
564ca972
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200 bsp->perc = (100 - perc) / perc_missing;
201 }
202 }
203
83ea422a
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204 o->min_bs[ddir] = min_bs;
205 o->max_bs[ddir] = max_bs;
564ca972
JA
206
207 /*
208 * now sort based on percentages, for ease of lookup
209 */
d2835319 210 qsort(o->bssplit[ddir], o->bssplit_nr[ddir], sizeof(struct bssplit), bs_cmp);
720e84ad 211 return 0;
720e84ad
JA
212}
213
59466396 214typedef int (split_parse_fn)(struct thread_options *, enum fio_ddir, char *, bool);
764593c0 215
59466396
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216static int str_split_parse(struct thread_data *td, char *str,
217 split_parse_fn *fn, bool data)
720e84ad 218{
764593c0 219 char *odir, *ddir;
720e84ad
JA
220 int ret = 0;
221
720e84ad
JA
222 odir = strchr(str, ',');
223 if (odir) {
6eaf09d6
SL
224 ddir = strchr(odir + 1, ',');
225 if (ddir) {
59466396 226 ret = fn(&td->o, DDIR_TRIM, ddir + 1, data);
6eaf09d6
SL
227 if (!ret)
228 *ddir = '\0';
229 } else {
230 char *op;
231
232 op = strdup(odir + 1);
59466396 233 ret = fn(&td->o, DDIR_TRIM, op, data);
6eaf09d6
SL
234
235 free(op);
236 }
d79db122 237 if (!ret)
59466396 238 ret = fn(&td->o, DDIR_WRITE, odir + 1, data);
720e84ad
JA
239 if (!ret) {
240 *odir = '\0';
59466396 241 ret = fn(&td->o, DDIR_READ, str, data);
720e84ad
JA
242 }
243 } else {
244 char *op;
245
246 op = strdup(str);
59466396 247 ret = fn(&td->o, DDIR_WRITE, op, data);
6eaf09d6 248 free(op);
720e84ad 249
6eaf09d6
SL
250 if (!ret) {
251 op = strdup(str);
59466396 252 ret = fn(&td->o, DDIR_TRIM, op, data);
6eaf09d6
SL
253 free(op);
254 }
f0c9c217 255 if (!ret)
59466396 256 ret = fn(&td->o, DDIR_READ, str, data);
720e84ad 257 }
564ca972 258
764593c0
JA
259 return ret;
260}
261
262static int str_bssplit_cb(void *data, const char *input)
263{
a609f12a 264 struct thread_data *td = cb_data_to_td(data);
764593c0
JA
265 char *str, *p;
266 int ret = 0;
267
764593c0
JA
268 p = str = strdup(input);
269
270 strip_blank_front(&str);
271 strip_blank_end(str);
272
59466396 273 ret = str_split_parse(td, str, bssplit_ddir, false);
764593c0 274
55baca06
JA
275 if (parse_dryrun()) {
276 int i;
277
278 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
279 free(td->o.bssplit[i]);
280 td->o.bssplit[i] = NULL;
281 td->o.bssplit_nr[i] = 0;
282 }
283 }
284
564ca972 285 free(p);
720e84ad 286 return ret;
564ca972
JA
287}
288
8b28bd41
DM
289static int str2error(char *str)
290{
a94eb99a 291 const char *err[] = { "EPERM", "ENOENT", "ESRCH", "EINTR", "EIO",
8b28bd41
DM
292 "ENXIO", "E2BIG", "ENOEXEC", "EBADF",
293 "ECHILD", "EAGAIN", "ENOMEM", "EACCES",
294 "EFAULT", "ENOTBLK", "EBUSY", "EEXIST",
295 "EXDEV", "ENODEV", "ENOTDIR", "EISDIR",
296 "EINVAL", "ENFILE", "EMFILE", "ENOTTY",
297 "ETXTBSY","EFBIG", "ENOSPC", "ESPIPE",
a94eb99a 298 "EROFS","EMLINK", "EPIPE", "EDOM", "ERANGE" };
7fe481b4 299 int i = 0, num = sizeof(err) / sizeof(char *);
8b28bd41 300
a94eb99a 301 while (i < num) {
8b28bd41
DM
302 if (!strcmp(err[i], str))
303 return i + 1;
304 i++;
305 }
306 return 0;
307}
308
3ed673c6
TK
309static int ignore_error_type(struct thread_data *td, enum error_type_bit etype,
310 char *str)
8b28bd41
DM
311{
312 unsigned int i;
313 int *error;
314 char *fname;
315
316 if (etype >= ERROR_TYPE_CNT) {
317 log_err("Illegal error type\n");
318 return 1;
319 }
320
321 td->o.ignore_error_nr[etype] = 4;
685ffd57 322 error = calloc(4, sizeof(int));
8b28bd41
DM
323
324 i = 0;
325 while ((fname = strsep(&str, ":")) != NULL) {
326
327 if (!strlen(fname))
328 break;
329
330 /*
331 * grow struct buffer, if needed
332 */
333 if (i == td->o.ignore_error_nr[etype]) {
334 td->o.ignore_error_nr[etype] <<= 1;
335 error = realloc(error, td->o.ignore_error_nr[etype]
336 * sizeof(int));
337 }
338 if (fname[0] == 'E') {
339 error[i] = str2error(fname);
340 } else {
341 error[i] = atoi(fname);
342 if (error[i] < 0)
1616e025 343 error[i] = -error[i];
8b28bd41
DM
344 }
345 if (!error[i]) {
d503e281 346 log_err("Unknown error %s, please use number value\n",
8b28bd41 347 fname);
d503e281 348 td->o.ignore_error_nr[etype] = 0;
0fddbf7a 349 free(error);
8b28bd41
DM
350 return 1;
351 }
352 i++;
353 }
354 if (i) {
355 td->o.continue_on_error |= 1 << etype;
356 td->o.ignore_error_nr[etype] = i;
357 td->o.ignore_error[etype] = error;
d503e281
TK
358 } else {
359 td->o.ignore_error_nr[etype] = 0;
c7b086be 360 free(error);
d503e281 361 }
c7b086be 362
8b28bd41
DM
363 return 0;
364
365}
366
d7235efb
JA
367static int str_replay_skip_cb(void *data, const char *input)
368{
369 struct thread_data *td = cb_data_to_td(data);
370 char *str, *p, *n;
371 int ret = 0;
372
373 if (parse_dryrun())
374 return 0;
375
376 p = str = strdup(input);
377
378 strip_blank_front(&str);
379 strip_blank_end(str);
380
381 while (p) {
382 n = strchr(p, ',');
383 if (n)
384 *n++ = '\0';
385 if (!strcmp(p, "read"))
386 td->o.replay_skip |= 1u << DDIR_READ;
387 else if (!strcmp(p, "write"))
388 td->o.replay_skip |= 1u << DDIR_WRITE;
389 else if (!strcmp(p, "trim"))
390 td->o.replay_skip |= 1u << DDIR_TRIM;
391 else if (!strcmp(p, "sync"))
392 td->o.replay_skip |= 1u << DDIR_SYNC;
393 else {
394 log_err("Unknown skip type: %s\n", p);
395 ret = 1;
396 break;
397 }
398 p = n;
399 }
400 free(str);
401 return ret;
402}
403
8b28bd41
DM
404static int str_ignore_error_cb(void *data, const char *input)
405{
a609f12a 406 struct thread_data *td = cb_data_to_td(data);
8b28bd41 407 char *str, *p, *n;
3ed673c6
TK
408 int ret = 1;
409 enum error_type_bit type = 0;
52c0cea3
JA
410
411 if (parse_dryrun())
412 return 0;
413
8b28bd41
DM
414 p = str = strdup(input);
415
416 strip_blank_front(&str);
417 strip_blank_end(str);
418
419 while (p) {
420 n = strchr(p, ',');
421 if (n)
422 *n++ = '\0';
423 ret = ignore_error_type(td, type, p);
424 if (ret)
425 break;
426 p = n;
427 type++;
428 }
429 free(str);
430 return ret;
431}
432
211097b2
JA
433static int str_rw_cb(void *data, const char *str)
434{
a609f12a 435 struct thread_data *td = cb_data_to_td(data);
83ea422a 436 struct thread_options *o = &td->o;
27ca949f 437 char *nr;
211097b2 438
52c0cea3
JA
439 if (parse_dryrun())
440 return 0;
441
83ea422a
JA
442 o->ddir_seq_nr = 1;
443 o->ddir_seq_add = 0;
059b0802 444
27ca949f 445 nr = get_opt_postfix(str);
059b0802
JA
446 if (!nr)
447 return 0;
448
449 if (td_random(td))
83ea422a 450 o->ddir_seq_nr = atoi(nr);
059b0802
JA
451 else {
452 long long val;
453
88038bc7 454 if (str_to_decimal(nr, &val, 1, o, 0, 0)) {
059b0802
JA
455 log_err("fio: rw postfix parsing failed\n");
456 free(nr);
457 return 1;
458 }
459
83ea422a 460 o->ddir_seq_add = val;
182ec6ee 461 }
211097b2 462
059b0802 463 free(nr);
211097b2
JA
464 return 0;
465}
466
214e1eca
JA
467static int str_mem_cb(void *data, const char *mem)
468{
a609f12a 469 struct thread_data *td = cb_data_to_td(data);
214e1eca 470
217b0f1d
LG
471 if (td->o.mem_type == MEM_MMAPHUGE || td->o.mem_type == MEM_MMAP ||
472 td->o.mem_type == MEM_MMAPSHARED)
836fcc0f 473 td->o.mmapfile = get_opt_postfix(mem);
214e1eca
JA
474
475 return 0;
476}
477
c223da83
JA
478static int fio_clock_source_cb(void *data, const char *str)
479{
a609f12a 480 struct thread_data *td = cb_data_to_td(data);
c223da83
JA
481
482 fio_clock_source = td->o.clocksource;
fa80feae 483 fio_clock_source_set = 1;
01423eae 484 fio_clock_init();
c223da83
JA
485 return 0;
486}
487
85bc833b 488static int str_rwmix_read_cb(void *data, unsigned long long *val)
cb499fc4 489{
a609f12a 490 struct thread_data *td = cb_data_to_td(data);
cb499fc4
JA
491
492 td->o.rwmix[DDIR_READ] = *val;
493 td->o.rwmix[DDIR_WRITE] = 100 - *val;
494 return 0;
495}
496
85bc833b 497static int str_rwmix_write_cb(void *data, unsigned long long *val)
cb499fc4 498{
a609f12a 499 struct thread_data *td = cb_data_to_td(data);
cb499fc4
JA
500
501 td->o.rwmix[DDIR_WRITE] = *val;
502 td->o.rwmix[DDIR_READ] = 100 - *val;
503 return 0;
504}
505
214e1eca
JA
506static int str_exitall_cb(void)
507{
f1867a7f 508 exitall_on_terminate = true;
214e1eca
JA
509 return 0;
510}
511
214e1eca 512#ifdef FIO_HAVE_CPU_AFFINITY
50b5860b 513int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu_index)
c2acfbac 514{
50b5860b 515 unsigned int i, index, cpus_in_mask;
c2acfbac 516 const long max_cpu = cpus_online();
c2acfbac 517
50b5860b 518 cpus_in_mask = fio_cpu_count(mask);
3a294b87
VF
519 if (!cpus_in_mask)
520 return 0;
521
50b5860b
JA
522 cpu_index = cpu_index % cpus_in_mask;
523
524 index = 0;
c2acfbac 525 for (i = 0; i < max_cpu; i++) {
50b5860b 526 if (!fio_cpu_isset(mask, i))
c2acfbac 527 continue;
50b5860b
JA
528
529 if (cpu_index != index)
530 fio_cpu_clear(mask, i);
531
532 index++;
c2acfbac
JA
533 }
534
535 return fio_cpu_count(mask);
536}
537
85bc833b 538static int str_cpumask_cb(void *data, unsigned long long *val)
d2e268b0 539{
a609f12a 540 struct thread_data *td = cb_data_to_td(data);
214e1eca 541 unsigned int i;
b03daafb 542 long max_cpu;
d2ce18b5
JA
543 int ret;
544
52c0cea3
JA
545 if (parse_dryrun())
546 return 0;
547
d2ce18b5
JA
548 ret = fio_cpuset_init(&td->o.cpumask);
549 if (ret < 0) {
550 log_err("fio: cpuset_init failed\n");
551 td_verror(td, ret, "fio_cpuset_init");
552 return 1;
553 }
214e1eca 554
c00a2289 555 max_cpu = cpus_online();
214e1eca 556
62a7273d
JA
557 for (i = 0; i < sizeof(int) * 8; i++) {
558 if ((1 << i) & *val) {
b8411399 559 if (i >= max_cpu) {
b03daafb 560 log_err("fio: CPU %d too large (max=%ld)\n", i,
b8411399 561 max_cpu - 1);
b03daafb
JA
562 return 1;
563 }
62a7273d 564 dprint(FD_PARSE, "set cpu allowed %d\n", i);
6d459ee7 565 fio_cpu_set(&td->o.cpumask, i);
62a7273d
JA
566 }
567 }
d2e268b0 568
d2e268b0 569 return 0;
214e1eca
JA
570}
571
e8462bd8
JA
572static int set_cpus_allowed(struct thread_data *td, os_cpu_mask_t *mask,
573 const char *input)
214e1eca 574{
d2e268b0 575 char *cpu, *str, *p;
b03daafb 576 long max_cpu;
19608d6c 577 int ret = 0;
d2e268b0 578
e8462bd8 579 ret = fio_cpuset_init(mask);
d2ce18b5
JA
580 if (ret < 0) {
581 log_err("fio: cpuset_init failed\n");
582 td_verror(td, ret, "fio_cpuset_init");
583 return 1;
584 }
d2e268b0
JA
585
586 p = str = strdup(input);
214e1eca 587
d2e268b0
JA
588 strip_blank_front(&str);
589 strip_blank_end(str);
590
c00a2289 591 max_cpu = cpus_online();
b03daafb 592
d2e268b0 593 while ((cpu = strsep(&str, ",")) != NULL) {
62a7273d
JA
594 char *str2, *cpu2;
595 int icpu, icpu2;
596
d2e268b0
JA
597 if (!strlen(cpu))
598 break;
62a7273d
JA
599
600 str2 = cpu;
601 icpu2 = -1;
602 while ((cpu2 = strsep(&str2, "-")) != NULL) {
603 if (!strlen(cpu2))
604 break;
605
606 icpu2 = atoi(cpu2);
607 }
608
609 icpu = atoi(cpu);
610 if (icpu2 == -1)
611 icpu2 = icpu;
612 while (icpu <= icpu2) {
6d459ee7 613 if (icpu >= FIO_MAX_CPUS) {
19608d6c 614 log_err("fio: your OS only supports up to"
6d459ee7 615 " %d CPUs\n", (int) FIO_MAX_CPUS);
19608d6c
JA
616 ret = 1;
617 break;
618 }
9e986889 619 if (icpu >= max_cpu) {
b03daafb 620 log_err("fio: CPU %d too large (max=%ld)\n",
9e986889 621 icpu, max_cpu - 1);
b03daafb
JA
622 ret = 1;
623 break;
624 }
0b9d69ec 625
62a7273d 626 dprint(FD_PARSE, "set cpu allowed %d\n", icpu);
e8462bd8 627 fio_cpu_set(mask, icpu);
62a7273d
JA
628 icpu++;
629 }
19608d6c
JA
630 if (ret)
631 break;
d2e268b0
JA
632 }
633
634 free(p);
19608d6c 635 return ret;
214e1eca 636}
e8462bd8
JA
637
638static int str_cpus_allowed_cb(void *data, const char *input)
639{
a609f12a 640 struct thread_data *td = cb_data_to_td(data);
e8462bd8 641
52c0cea3
JA
642 if (parse_dryrun())
643 return 0;
644
b2a9e649 645 return set_cpus_allowed(td, &td->o.cpumask, input);
e8462bd8
JA
646}
647
648static int str_verify_cpus_allowed_cb(void *data, const char *input)
649{
a609f12a 650 struct thread_data *td = cb_data_to_td(data);
e8462bd8 651
466155e2
JA
652 if (parse_dryrun())
653 return 0;
654
b2a9e649 655 return set_cpus_allowed(td, &td->o.verify_cpumask, input);
e8462bd8 656}
c08f9fe2 657
105157ad 658#ifdef CONFIG_ZLIB
c08f9fe2
JA
659static int str_log_cpus_allowed_cb(void *data, const char *input)
660{
a609f12a 661 struct thread_data *td = cb_data_to_td(data);
c08f9fe2
JA
662
663 if (parse_dryrun())
664 return 0;
665
666 return set_cpus_allowed(td, &td->o.log_gz_cpumask, input);
667}
105157ad 668#endif /* CONFIG_ZLIB */
c08f9fe2 669
105157ad 670#endif /* FIO_HAVE_CPU_AFFINITY */
214e1eca 671
67bf9823 672#ifdef CONFIG_LIBNUMA
d0b937ed
YR
673static int str_numa_cpunodes_cb(void *data, char *input)
674{
a609f12a 675 struct thread_data *td = cb_data_to_td(data);
43522848 676 struct bitmask *verify_bitmask;
d0b937ed 677
52c0cea3
JA
678 if (parse_dryrun())
679 return 0;
680
d0b937ed
YR
681 /* numa_parse_nodestring() parses a character string list
682 * of nodes into a bit mask. The bit mask is allocated by
683 * numa_allocate_nodemask(), so it should be freed by
684 * numa_free_nodemask().
685 */
43522848
DG
686 verify_bitmask = numa_parse_nodestring(input);
687 if (verify_bitmask == NULL) {
d0b937ed
YR
688 log_err("fio: numa_parse_nodestring failed\n");
689 td_verror(td, 1, "str_numa_cpunodes_cb");
690 return 1;
691 }
43522848 692 numa_free_nodemask(verify_bitmask);
d0b937ed 693
43522848 694 td->o.numa_cpunodes = strdup(input);
d0b937ed
YR
695 return 0;
696}
697
698static int str_numa_mpol_cb(void *data, char *input)
699{
a609f12a 700 struct thread_data *td = cb_data_to_td(data);
d0b937ed 701 const char * const policy_types[] =
05d6f44b 702 { "default", "prefer", "bind", "interleave", "local", NULL };
d0b937ed 703 int i;
52c0cea3 704 char *nodelist;
43522848 705 struct bitmask *verify_bitmask;
52c0cea3
JA
706
707 if (parse_dryrun())
708 return 0;
d0b937ed 709
52c0cea3 710 nodelist = strchr(input, ':');
d0b937ed
YR
711 if (nodelist) {
712 /* NUL-terminate mode */
713 *nodelist++ = '\0';
714 }
715
716 for (i = 0; i <= MPOL_LOCAL; i++) {
717 if (!strcmp(input, policy_types[i])) {
718 td->o.numa_mem_mode = i;
719 break;
720 }
721 }
722 if (i > MPOL_LOCAL) {
723 log_err("fio: memory policy should be: default, prefer, bind, interleave, local\n");
724 goto out;
725 }
726
727 switch (td->o.numa_mem_mode) {
728 case MPOL_PREFERRED:
729 /*
730 * Insist on a nodelist of one node only
731 */
732 if (nodelist) {
733 char *rest = nodelist;
734 while (isdigit(*rest))
735 rest++;
736 if (*rest) {
737 log_err("fio: one node only for \'prefer\'\n");
738 goto out;
739 }
740 } else {
741 log_err("fio: one node is needed for \'prefer\'\n");
742 goto out;
743 }
744 break;
745 case MPOL_INTERLEAVE:
746 /*
747 * Default to online nodes with memory if no nodelist
748 */
749 if (!nodelist)
750 nodelist = strdup("all");
751 break;
752 case MPOL_LOCAL:
753 case MPOL_DEFAULT:
754 /*
755 * Don't allow a nodelist
756 */
757 if (nodelist) {
758 log_err("fio: NO nodelist for \'local\'\n");
759 goto out;
760 }
761 break;
762 case MPOL_BIND:
763 /*
764 * Insist on a nodelist
765 */
766 if (!nodelist) {
767 log_err("fio: a nodelist is needed for \'bind\'\n");
768 goto out;
769 }
770 break;
771 }
772
773
774 /* numa_parse_nodestring() parses a character string list
775 * of nodes into a bit mask. The bit mask is allocated by
776 * numa_allocate_nodemask(), so it should be freed by
777 * numa_free_nodemask().
778 */
779 switch (td->o.numa_mem_mode) {
780 case MPOL_PREFERRED:
781 td->o.numa_mem_prefer_node = atoi(nodelist);
782 break;
783 case MPOL_INTERLEAVE:
784 case MPOL_BIND:
43522848
DG
785 verify_bitmask = numa_parse_nodestring(nodelist);
786 if (verify_bitmask == NULL) {
d0b937ed
YR
787 log_err("fio: numa_parse_nodestring failed\n");
788 td_verror(td, 1, "str_numa_memnodes_cb");
789 return 1;
790 }
43522848
DG
791 td->o.numa_memnodes = strdup(nodelist);
792 numa_free_nodemask(verify_bitmask);
b74e419e 793
d0b937ed
YR
794 break;
795 case MPOL_LOCAL:
796 case MPOL_DEFAULT:
797 default:
798 break;
799 }
800
d0b937ed 801 return 0;
d0b937ed
YR
802out:
803 return 1;
804}
805#endif
806
214e1eca
JA
807static int str_fst_cb(void *data, const char *str)
808{
a609f12a 809 struct thread_data *td = cb_data_to_td(data);
8c07860d 810 double val;
a87c90fd 811 double center = -1;
8c07860d
JA
812 bool done = false;
813 char *nr;
214e1eca
JA
814
815 td->file_service_nr = 1;
8c07860d
JA
816
817 switch (td->o.file_service_type) {
818 case FIO_FSERVICE_RANDOM:
819 case FIO_FSERVICE_RR:
820 case FIO_FSERVICE_SEQ:
821 nr = get_opt_postfix(str);
822 if (nr) {
823 td->file_service_nr = atoi(nr);
824 free(nr);
825 }
826 done = true;
827 break;
828 case FIO_FSERVICE_ZIPF:
829 val = FIO_DEF_ZIPF;
830 break;
831 case FIO_FSERVICE_PARETO:
832 val = FIO_DEF_PARETO;
833 break;
834 case FIO_FSERVICE_GAUSS:
835 val = 0.0;
836 break;
837 default:
838 log_err("fio: bad file service type: %d\n", td->o.file_service_type);
839 return 1;
840 }
841
842 if (done)
843 return 0;
844
845 nr = get_opt_postfix(str);
a87c90fd 846 if (nr && !split_parse_distr(nr, &val, &center)) {
8c07860d 847 log_err("fio: file service type random postfix parsing failed\n");
182ec6ee 848 free(nr);
8c07860d
JA
849 return 1;
850 }
851
852 free(nr);
853
a87c90fd
AK
854 if (center != -1 && (center < 0.00 || center > 1.00)) {
855 log_err("fio: distribution center out of range (0 <= center <= 1.0)\n");
856 return 1;
857 }
858 td->random_center = center;
859
8c07860d
JA
860 switch (td->o.file_service_type) {
861 case FIO_FSERVICE_ZIPF:
862 if (val == 1.00) {
863 log_err("fio: zipf theta must be different than 1.0\n");
864 return 1;
865 }
866 if (parse_dryrun())
867 return 0;
868 td->zipf_theta = val;
869 break;
870 case FIO_FSERVICE_PARETO:
871 if (val <= 0.00 || val >= 1.00) {
872 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
873 return 1;
874 }
875 if (parse_dryrun())
876 return 0;
877 td->pareto_h = val;
878 break;
879 case FIO_FSERVICE_GAUSS:
880 if (val < 0.00 || val >= 100.00) {
99c94a6b 881 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
8c07860d
JA
882 return 1;
883 }
884 if (parse_dryrun())
885 return 0;
886 td->gauss_dev = val;
887 break;
182ec6ee 888 }
214e1eca
JA
889
890 return 0;
891}
892
67bf9823 893#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA
894static int str_sfr_cb(void *data, const char *str)
895{
a609f12a 896 struct thread_data *td = cb_data_to_td(data);
44f29692
JA
897 char *nr = get_opt_postfix(str);
898
899 td->sync_file_range_nr = 1;
900 if (nr) {
901 td->sync_file_range_nr = atoi(nr);
902 free(nr);
903 }
904
905 return 0;
906}
3ae06371 907#endif
44f29692 908
764593c0 909static int zone_split_ddir(struct thread_options *o, enum fio_ddir ddir,
59466396 910 char *str, bool absolute)
e0a04ac1 911{
e0a04ac1 912 unsigned int i, perc, perc_missing, sperc, sperc_missing;
d2835319 913 struct split split;
e0a04ac1 914
d2835319 915 memset(&split, 0, sizeof(split));
e0a04ac1 916
517c9c72 917 if (split_parse_ddir(o, &split, str, absolute, ZONESPLIT_MAX))
d2835319
JA
918 return 1;
919 if (!split.nr)
920 return 0;
e0a04ac1 921
d2835319
JA
922 o->zone_split[ddir] = malloc(split.nr * sizeof(struct zone_split));
923 o->zone_split_nr[ddir] = split.nr;
924 for (i = 0; i < split.nr; i++) {
925 o->zone_split[ddir][i].access_perc = split.val1[i];
59466396
JA
926 if (absolute)
927 o->zone_split[ddir][i].size = split.val2[i];
928 else
929 o->zone_split[ddir][i].size_perc = split.val2[i];
e0a04ac1
JA
930 }
931
e0a04ac1
JA
932 /*
933 * Now check if the percentages add up, and how much is missing
934 */
935 perc = perc_missing = 0;
936 sperc = sperc_missing = 0;
937 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 938 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA
939
940 if (zsp->access_perc == (uint8_t) -1U)
941 perc_missing++;
942 else
943 perc += zsp->access_perc;
944
59466396
JA
945 if (!absolute) {
946 if (zsp->size_perc == (uint8_t) -1U)
947 sperc_missing++;
948 else
949 sperc += zsp->size_perc;
950 }
e0a04ac1
JA
951 }
952
953 if (perc > 100 || sperc > 100) {
954 log_err("fio: zone_split percentages add to more than 100%%\n");
d2835319
JA
955 free(o->zone_split[ddir]);
956 o->zone_split[ddir] = NULL;
e0a04ac1
JA
957 return 1;
958 }
959 if (perc < 100) {
960 log_err("fio: access percentage don't add up to 100 for zoned "
961 "random distribution (got=%u)\n", perc);
d2835319
JA
962 free(o->zone_split[ddir]);
963 o->zone_split[ddir] = NULL;
e0a04ac1
JA
964 return 1;
965 }
966
967 /*
968 * If values didn't have a percentage set, divide the remains between
969 * them.
970 */
971 if (perc_missing) {
972 if (perc_missing == 1 && o->zone_split_nr[ddir] == 1)
973 perc = 100;
974 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 975 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA
976
977 if (zsp->access_perc == (uint8_t) -1U)
978 zsp->access_perc = (100 - perc) / perc_missing;
979 }
980 }
981 if (sperc_missing) {
982 if (sperc_missing == 1 && o->zone_split_nr[ddir] == 1)
983 sperc = 100;
984 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 985 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA
986
987 if (zsp->size_perc == (uint8_t) -1U)
988 zsp->size_perc = (100 - sperc) / sperc_missing;
989 }
990 }
991
e0a04ac1
JA
992 return 0;
993}
994
59466396
JA
995static int parse_zoned_distribution(struct thread_data *td, const char *input,
996 bool absolute)
e0a04ac1 997{
59466396 998 const char *pre = absolute ? "zoned_abs:" : "zoned:";
764593c0 999 char *str, *p;
e0a04ac1
JA
1000 int i, ret = 0;
1001
1002 p = str = strdup(input);
1003
1004 strip_blank_front(&str);
1005 strip_blank_end(str);
1006
1007 /* We expect it to start like that, bail if not */
59466396 1008 if (strncmp(str, pre, strlen(pre))) {
e0a04ac1
JA
1009 log_err("fio: mismatch in zoned input <%s>\n", str);
1010 free(p);
1011 return 1;
1012 }
59466396 1013 str += strlen(pre);
e0a04ac1 1014
59466396 1015 ret = str_split_parse(td, str, zone_split_ddir, absolute);
e0a04ac1
JA
1016
1017 free(p);
1018
1019 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1020 int j;
1021
1022 dprint(FD_PARSE, "zone ddir %d (nr=%u): \n", i, td->o.zone_split_nr[i]);
1023
1024 for (j = 0; j < td->o.zone_split_nr[i]; j++) {
1025 struct zone_split *zsp = &td->o.zone_split[i][j];
1026
59466396
JA
1027 if (absolute) {
1028 dprint(FD_PARSE, "\t%d: %u/%llu\n", j,
1029 zsp->access_perc,
1030 (unsigned long long) zsp->size);
1031 } else {
1032 dprint(FD_PARSE, "\t%d: %u/%u\n", j,
1033 zsp->access_perc,
1034 zsp->size_perc);
1035 }
e0a04ac1
JA
1036 }
1037 }
1038
55baca06 1039 if (parse_dryrun()) {
55baca06
JA
1040 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1041 free(td->o.zone_split[i]);
1042 td->o.zone_split[i] = NULL;
1043 td->o.zone_split_nr[i] = 0;
1044 }
1045
1046 return ret;
1047 }
1048
81bdb791 1049 if (ret) {
dc4bffb8
JA
1050 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1051 td->o.zone_split_nr[i] = 0;
1052 }
e0a04ac1
JA
1053
1054 return ret;
1055}
1056
e25839d4
JA
1057static int str_random_distribution_cb(void *data, const char *str)
1058{
a609f12a 1059 struct thread_data *td = cb_data_to_td(data);
e25839d4 1060 double val;
a87c90fd 1061 double center = -1;
e25839d4
JA
1062 char *nr;
1063
925fee33 1064 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF)
c95f9404 1065 val = FIO_DEF_ZIPF;
925fee33 1066 else if (td->o.random_distribution == FIO_RAND_DIST_PARETO)
c95f9404 1067 val = FIO_DEF_PARETO;
56d9fa4b
JA
1068 else if (td->o.random_distribution == FIO_RAND_DIST_GAUSS)
1069 val = 0.0;
e0a04ac1 1070 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED)
59466396
JA
1071 return parse_zoned_distribution(td, str, false);
1072 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED_ABS)
1073 return parse_zoned_distribution(td, str, true);
925fee33 1074 else
e25839d4
JA
1075 return 0;
1076
1077 nr = get_opt_postfix(str);
a87c90fd 1078 if (nr && !split_parse_distr(nr, &val, &center)) {
e25839d4
JA
1079 log_err("fio: random postfix parsing failed\n");
1080 free(nr);
1081 return 1;
1082 }
1083
078189c1
JA
1084 free(nr);
1085
a87c90fd
AK
1086 if (center != -1 && (center < 0.00 || center > 1.00)) {
1087 log_err("fio: distribution center out of range (0 <= center <= 1.0)\n");
1088 return 1;
1089 }
1090 td->o.random_center.u.f = center;
1091
18ded917
JA
1092 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) {
1093 if (val == 1.00) {
1094 log_err("fio: zipf theta must different than 1.0\n");
1095 return 1;
1096 }
55baca06
JA
1097 if (parse_dryrun())
1098 return 0;
1e5324e7 1099 td->o.zipf_theta.u.f = val;
56d9fa4b 1100 } else if (td->o.random_distribution == FIO_RAND_DIST_PARETO) {
078189c1
JA
1101 if (val <= 0.00 || val >= 1.00) {
1102 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
1103 return 1;
1104 }
55baca06
JA
1105 if (parse_dryrun())
1106 return 0;
1e5324e7 1107 td->o.pareto_h.u.f = val;
3cdb8cf3 1108 } else {
76527b19 1109 if (val < 0.00 || val >= 100.0) {
99c94a6b 1110 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
3cdb8cf3
JA
1111 return 1;
1112 }
55baca06
JA
1113 if (parse_dryrun())
1114 return 0;
f88cd222 1115 td->o.gauss_dev.u.f = val;
3cdb8cf3 1116 }
921c766f
JA
1117
1118 return 0;
1119}
1120
16e56d25
VF
1121static int str_steadystate_cb(void *data, const char *str)
1122{
94f218f6 1123 struct thread_data *td = cb_data_to_td(data);
16e56d25
VF
1124 double val;
1125 char *nr;
1126 char *pct;
1127 long long ll;
1128
2c5d94bc
VF
1129 if (td->o.ss_state != FIO_SS_IOPS && td->o.ss_state != FIO_SS_IOPS_SLOPE &&
1130 td->o.ss_state != FIO_SS_BW && td->o.ss_state != FIO_SS_BW_SLOPE) {
16e56d25
VF
1131 /* should be impossible to get here */
1132 log_err("fio: unknown steady state criterion\n");
1133 return 1;
1134 }
1135
1136 nr = get_opt_postfix(str);
1137 if (!nr) {
1138 log_err("fio: steadystate threshold must be specified in addition to criterion\n");
1139 free(nr);
1140 return 1;
1141 }
1142
1143 /* ENHANCEMENT Allow fio to understand size=10.2% and use here */
1144 pct = strstr(nr, "%");
1145 if (pct) {
1146 *pct = '\0';
1147 strip_blank_end(nr);
1148 if (!str_to_float(nr, &val, 0)) {
1149 log_err("fio: could not parse steadystate threshold percentage\n");
1150 free(nr);
1151 return 1;
1152 }
1153
1154 dprint(FD_PARSE, "set steady state threshold to %f%%\n", val);
1155 free(nr);
1156 if (parse_dryrun())
1157 return 0;
1158
c8caba48 1159 td->o.ss_state |= FIO_SS_PCT;
16e56d25 1160 td->o.ss_limit.u.f = val;
c8caba48 1161 } else if (td->o.ss_state & FIO_SS_IOPS) {
16e56d25
VF
1162 if (!str_to_float(nr, &val, 0)) {
1163 log_err("fio: steadystate IOPS threshold postfix parsing failed\n");
1164 free(nr);
1165 return 1;
1166 }
1167
1168 dprint(FD_PARSE, "set steady state IOPS threshold to %f\n", val);
1169 free(nr);
1170 if (parse_dryrun())
1171 return 0;
1172
16e56d25 1173 td->o.ss_limit.u.f = val;
16e56d25
VF
1174 } else { /* bandwidth criterion */
1175 if (str_to_decimal(nr, &ll, 1, td, 0, 0)) {
1176 log_err("fio: steadystate BW threshold postfix parsing failed\n");
1177 free(nr);
1178 return 1;
1179 }
1180
1181 dprint(FD_PARSE, "set steady state BW threshold to %lld\n", ll);
1182 free(nr);
1183 if (parse_dryrun())
1184 return 0;
1185
16e56d25 1186 td->o.ss_limit.u.f = (double) ll;
16e56d25
VF
1187 }
1188
2c5d94bc 1189 td->ss.state = td->o.ss_state;
16e56d25
VF
1190 return 0;
1191}
1192
8e827d35 1193/*
bcbfeefa 1194 * Return next name in the string. Files are separated with ':'. If the ':'
8e827d35
JA
1195 * is escaped with a '\', then that ':' is part of the filename and does not
1196 * indicate a new file.
1197 */
532eda7e 1198char *get_next_str(char **ptr)
8e827d35
JA
1199{
1200 char *str = *ptr;
1201 char *p, *start;
1202
1203 if (!str || !strlen(str))
1204 return NULL;
1205
1206 start = str;
1207 do {
1208 /*
1209 * No colon, we are done
1210 */
1211 p = strchr(str, ':');
1212 if (!p) {
1213 *ptr = NULL;
1214 break;
1215 }
1216
1217 /*
1218 * We got a colon, but it's the first character. Skip and
1219 * continue
1220 */
1221 if (p == start) {
1222 str = ++start;
1223 continue;
1224 }
1225
1226 if (*(p - 1) != '\\') {
1227 *p = '\0';
1228 *ptr = p + 1;
1229 break;
1230 }
1231
1232 memmove(p - 1, p, strlen(p) + 1);
1233 str = p;
1234 } while (1);
1235
1236 return start;
1237}
1238
bcbfeefa 1239
532eda7e 1240int get_max_str_idx(char *input)
bcbfeefa
CE
1241{
1242 unsigned int cur_idx;
1243 char *str, *p;
1244
1245 p = str = strdup(input);
1246 for (cur_idx = 0; ; cur_idx++)
532eda7e 1247 if (get_next_str(&str) == NULL)
bcbfeefa
CE
1248 break;
1249
1250 free(p);
1251 return cur_idx;
1252}
1253
1254/*
1255 * Returns the directory at the index, indexes > entires will be
1256 * assigned via modulo division of the index
1257 */
922a5be8
JA
1258int set_name_idx(char *target, size_t tlen, char *input, int index,
1259 bool unique_filename)
bcbfeefa
CE
1260{
1261 unsigned int cur_idx;
1262 int len;
1263 char *fname, *str, *p;
1264
1265 p = str = strdup(input);
1266
532eda7e 1267 index %= get_max_str_idx(input);
bcbfeefa 1268 for (cur_idx = 0; cur_idx <= index; cur_idx++)
532eda7e 1269 fname = get_next_str(&str);
bcbfeefa 1270
922a5be8 1271 if (client_sockaddr_str[0] && unique_filename) {
e13c3b50
JA
1272 len = snprintf(target, tlen, "%s/%s.", fname,
1273 client_sockaddr_str);
1274 } else
df18600f
SW
1275 len = snprintf(target, tlen, "%s%c", fname,
1276 FIO_OS_PATH_SEPARATOR);
72a703da 1277
e13c3b50 1278 target[tlen - 1] = '\0';
bcbfeefa
CE
1279 free(p);
1280
1281 return len;
1282}
1283
c70c7f58
AK
1284char* get_name_by_idx(char *input, int index)
1285{
1286 unsigned int cur_idx;
1287 char *fname, *str, *p;
1288
1289 p = str = strdup(input);
1290
532eda7e 1291 index %= get_max_str_idx(input);
c70c7f58 1292 for (cur_idx = 0; cur_idx <= index; cur_idx++)
532eda7e 1293 fname = get_next_str(&str);
c70c7f58
AK
1294
1295 fname = strdup(fname);
1296 free(p);
1297
1298 return fname;
1299}
1300
214e1eca
JA
1301static int str_filename_cb(void *data, const char *input)
1302{
a609f12a 1303 struct thread_data *td = cb_data_to_td(data);
214e1eca
JA
1304 char *fname, *str, *p;
1305
1306 p = str = strdup(input);
1307
1308 strip_blank_front(&str);
1309 strip_blank_end(str);
1310
79591fa9
TK
1311 /*
1312 * Ignore what we may already have from nrfiles option.
1313 */
214e1eca 1314 if (!td->files_index)
2dc1bbeb 1315 td->o.nr_files = 0;
214e1eca 1316
532eda7e 1317 while ((fname = get_next_str(&str)) != NULL) {
214e1eca
JA
1318 if (!strlen(fname))
1319 break;
5903e7b7 1320 add_file(td, fname, 0, 1);
214e1eca
JA
1321 }
1322
1323 free(p);
1324 return 0;
1325}
1326
bcbfeefa 1327static int str_directory_cb(void *data, const char fio_unused *unused)
214e1eca 1328{
a609f12a 1329 struct thread_data *td = cb_data_to_td(data);
214e1eca 1330 struct stat sb;
bcbfeefa
CE
1331 char *dirname, *str, *p;
1332 int ret = 0;
214e1eca 1333
f9633d72
JA
1334 if (parse_dryrun())
1335 return 0;
1336
bcbfeefa 1337 p = str = strdup(td->o.directory);
532eda7e 1338 while ((dirname = get_next_str(&str)) != NULL) {
bcbfeefa
CE
1339 if (lstat(dirname, &sb) < 0) {
1340 ret = errno;
921c766f 1341
bcbfeefa
CE
1342 log_err("fio: %s is not a directory\n", dirname);
1343 td_verror(td, ret, "lstat");
1344 goto out;
1345 }
1346 if (!S_ISDIR(sb.st_mode)) {
1347 log_err("fio: %s is not a directory\n", dirname);
1348 ret = 1;
1349 goto out;
1350 }
214e1eca
JA
1351 }
1352
bcbfeefa
CE
1353out:
1354 free(p);
1355 return ret;
214e1eca
JA
1356}
1357
1358static int str_opendir_cb(void *data, const char fio_unused *str)
1359{
a609f12a 1360 struct thread_data *td = cb_data_to_td(data);
214e1eca 1361
52c0cea3
JA
1362 if (parse_dryrun())
1363 return 0;
1364
214e1eca 1365 if (!td->files_index)
2dc1bbeb 1366 td->o.nr_files = 0;
214e1eca 1367
2dc1bbeb 1368 return add_dir_files(td, td->o.opendir);
214e1eca
JA
1369}
1370
ce35b1ec
JA
1371static int str_buffer_pattern_cb(void *data, const char *input)
1372{
a609f12a 1373 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA
1374 int ret;
1375
61b9861d
RP
1376 /* FIXME: for now buffer pattern does not support formats */
1377 ret = parse_and_fill_pattern(input, strlen(input), td->o.buffer_pattern,
969b9fbb 1378 MAX_PATTERN_SIZE, NULL, NULL, NULL);
61b9861d
RP
1379 if (ret < 0)
1380 return 1;
ce35b1ec 1381
61b9861d
RP
1382 assert(ret != 0);
1383 td->o.buffer_pattern_bytes = ret;
c55fae03
JA
1384
1385 /*
1386 * If this job is doing any reading or has compression set,
1387 * ensure that we refill buffers for writes or we could be
1388 * invalidating the pattern through reads.
1389 */
1390 if (!td->o.compress_percentage && !td_read(td))
61b9861d 1391 td->o.refill_buffers = 0;
c55fae03
JA
1392 else
1393 td->o.refill_buffers = 1;
1394
61b9861d
RP
1395 td->o.scramble_buffers = 0;
1396 td->o.zero_buffers = 0;
efcd9dcc 1397
61b9861d 1398 return 0;
ce35b1ec
JA
1399}
1400
bedc9dc2
JA
1401static int str_buffer_compress_cb(void *data, unsigned long long *il)
1402{
a609f12a 1403 struct thread_data *td = cb_data_to_td(data);
bedc9dc2
JA
1404
1405 td->flags |= TD_F_COMPRESS;
1406 td->o.compress_percentage = *il;
1407 return 0;
1408}
1409
5c94b008
JA
1410static int str_dedupe_cb(void *data, unsigned long long *il)
1411{
a609f12a 1412 struct thread_data *td = cb_data_to_td(data);
5c94b008
JA
1413
1414 td->flags |= TD_F_COMPRESS;
1415 td->o.dedupe_percentage = *il;
1416 td->o.refill_buffers = 1;
1417 return 0;
1418}
1419
ce35b1ec
JA
1420static int str_verify_pattern_cb(void *data, const char *input)
1421{
a609f12a 1422 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA
1423 int ret;
1424
59f94d26 1425 td->o.verify_fmt_sz = FIO_ARRAY_SIZE(td->o.verify_fmt);
61b9861d 1426 ret = parse_and_fill_pattern(input, strlen(input), td->o.verify_pattern,
969b9fbb 1427 MAX_PATTERN_SIZE, fmt_desc,
4205998f 1428 td->o.verify_fmt, &td->o.verify_fmt_sz);
61b9861d
RP
1429 if (ret < 0)
1430 return 1;
efcd9dcc 1431
61b9861d
RP
1432 assert(ret != 0);
1433 td->o.verify_pattern_bytes = ret;
92bf48d5 1434 /*
b638d82f 1435 * VERIFY_* could already be set
92bf48d5 1436 */
61b9861d 1437 if (!fio_option_is_set(&td->o, verify))
92bf48d5 1438 td->o.verify = VERIFY_PATTERN;
efcd9dcc 1439
61b9861d 1440 return 0;
90059d65 1441}
214e1eca 1442
993bf48b
JA
1443static int str_gtod_reduce_cb(void *data, int *il)
1444{
a609f12a 1445 struct thread_data *td = cb_data_to_td(data);
993bf48b
JA
1446 int val = *il;
1447
56440e63
VF
1448 /*
1449 * Only modfiy options if gtod_reduce==1
1450 * Otherwise leave settings alone.
1451 */
1452 if (val) {
1453 td->o.disable_lat = 1;
1454 td->o.disable_clat = 1;
1455 td->o.disable_slat = 1;
1456 td->o.disable_bw = 1;
1457 td->o.clat_percentiles = 0;
1458 td->o.lat_percentiles = 0;
1459 td->o.slat_percentiles = 0;
8b6a404c 1460 td->ts_cache_mask = 63;
56440e63 1461 }
993bf48b
JA
1462
1463 return 0;
1464}
1465
89978a6b
BW
1466static int str_offset_cb(void *data, unsigned long long *__val)
1467{
1468 struct thread_data *td = cb_data_to_td(data);
1469 unsigned long long v = *__val;
1470
1471 if (parse_is_percent(v)) {
1472 td->o.start_offset = 0;
1473 td->o.start_offset_percent = -1ULL - v;
872e0415
JA
1474 dprint(FD_PARSE, "SET start_offset_percent %d\n",
1475 td->o.start_offset_percent);
89978a6b
BW
1476 } else
1477 td->o.start_offset = v;
1478
1479 return 0;
1480}
1481
0b288ba1
VF
1482static int str_offset_increment_cb(void *data, unsigned long long *__val)
1483{
1484 struct thread_data *td = cb_data_to_td(data);
1485 unsigned long long v = *__val;
1486
1487 if (parse_is_percent(v)) {
1488 td->o.offset_increment = 0;
1489 td->o.offset_increment_percent = -1ULL - v;
1490 dprint(FD_PARSE, "SET offset_increment_percent %d\n",
1491 td->o.offset_increment_percent);
1492 } else
1493 td->o.offset_increment = v;
1494
1495 return 0;
1496}
1497
7bb59102
JA
1498static int str_size_cb(void *data, unsigned long long *__val)
1499{
a609f12a 1500 struct thread_data *td = cb_data_to_td(data);
7bb59102
JA
1501 unsigned long long v = *__val;
1502
1503 if (parse_is_percent(v)) {
1504 td->o.size = 0;
1505 td->o.size_percent = -1ULL - v;
24e4321c
TK
1506 dprint(FD_PARSE, "SET size_percent %d\n",
1507 td->o.size_percent);
7bb59102
JA
1508 } else
1509 td->o.size = v;
1510
1511 return 0;
1512}
1513
8b38f401
AD
1514static int str_io_size_cb(void *data, unsigned long long *__val)
1515{
1516 struct thread_data *td = cb_data_to_td(data);
1517 unsigned long long v = *__val;
1518
f248a525 1519 if (parse_is_percent_uncapped(v)) {
8b38f401
AD
1520 td->o.io_size = 0;
1521 td->o.io_size_percent = -1ULL - v;
f248a525
AD
1522 if (td->o.io_size_percent > 100) {
1523 log_err("fio: io_size values greater than 100%% aren't supported\n");
1524 return 1;
1525 }
8b38f401
AD
1526 dprint(FD_PARSE, "SET io_size_percent %d\n",
1527 td->o.io_size_percent);
1528 } else
1529 td->o.io_size = v;
1530
1531 return 0;
1532}
1533
dded427c
OS
1534static int str_write_bw_log_cb(void *data, const char *str)
1535{
1536 struct thread_data *td = cb_data_to_td(data);
1537
1538 if (str)
1539 td->o.bw_log_file = strdup(str);
1540
1541 td->o.write_bw_log = 1;
1542 return 0;
1543}
1544
1545static int str_write_lat_log_cb(void *data, const char *str)
1546{
1547 struct thread_data *td = cb_data_to_td(data);
1548
1549 if (str)
1550 td->o.lat_log_file = strdup(str);
1551
1552 td->o.write_lat_log = 1;
1553 return 0;
1554}
1555
1556static int str_write_iops_log_cb(void *data, const char *str)
1557{
1558 struct thread_data *td = cb_data_to_td(data);
1559
1560 if (str)
1561 td->o.iops_log_file = strdup(str);
1562
1563 td->o.write_iops_log = 1;
1564 return 0;
1565}
1566
1567static int str_write_hist_log_cb(void *data, const char *str)
1568{
1569 struct thread_data *td = cb_data_to_td(data);
1570
1571 if (str)
1572 td->o.hist_log_file = strdup(str);
1573
1574 td->o.write_hist_log = 1;
1575 return 0;
1576}
1577
6730b40f
TK
1578/*
1579 * str is supposed to be a substring of the strdup'd original string,
1580 * and is valid only if it's a regular file path.
1581 * This function keeps the pointer to the path as needed later.
1582 *
1583 * "external:/path/to/so\0" <- original pointer updated with strdup'd
1584 * "external\0" <- above pointer after parsed, i.e. ->ioengine
1585 * "/path/to/so\0" <- str argument, i.e. ->ioengine_so_path
1586 */
1587static int str_ioengine_external_cb(void *data, const char *str)
1588{
1589 struct thread_data *td = cb_data_to_td(data);
1590 struct stat sb;
1591 char *p;
1592
1593 if (!str) {
1594 log_err("fio: null external ioengine path\n");
1595 return 1;
1596 }
1597
1598 p = (char *)str; /* str is mutable */
1599 strip_blank_front(&p);
1600 strip_blank_end(p);
1601
1602 if (stat(p, &sb) || !S_ISREG(sb.st_mode)) {
1603 log_err("fio: invalid external ioengine path \"%s\"\n", p);
1604 return 1;
1605 }
1606
1607 td->o.ioengine_so_path = p;
1608 return 0;
1609}
1610
9109883a 1611static int rw_verify(const struct fio_option *o, void *data)
896cac2a 1612{
a609f12a 1613 struct thread_data *td = cb_data_to_td(data);
896cac2a 1614
d81d0f99
VF
1615 if (read_only && (td_write(td) || td_trim(td))) {
1616 log_err("fio: job <%s> has write or trim bit set, but"
1617 " fio is in read-only mode\n", td->o.name);
896cac2a
JA
1618 return 1;
1619 }
1620
1621 return 0;
1622}
1623
9109883a 1624static int gtod_cpu_verify(const struct fio_option *o, void *data)
29d43ff9 1625{
276ca4f7 1626#ifndef FIO_HAVE_CPU_AFFINITY
a609f12a 1627 struct thread_data *td = cb_data_to_td(data);
29d43ff9 1628
29d43ff9
JA
1629 if (td->o.gtod_cpu) {
1630 log_err("fio: platform must support CPU affinity for"
1631 "gettimeofday() offloading\n");
1632 return 1;
1633 }
1634#endif
1635
1636 return 0;
1637}
1638
214e1eca
JA
1639/*
1640 * Map of job/command line options
1641 */
9af4a244 1642struct fio_option fio_options[FIO_MAX_OPTS] = {
214e1eca
JA
1643 {
1644 .name = "description",
e8b0e958 1645 .lname = "Description of job",
214e1eca 1646 .type = FIO_OPT_STR_STORE,
a609f12a 1647 .off1 = offsetof(struct thread_options, description),
214e1eca 1648 .help = "Text job description",
e8b0e958 1649 .category = FIO_OPT_C_GENERAL,
0626037e 1650 .group = FIO_OPT_G_DESC,
214e1eca
JA
1651 },
1652 {
1653 .name = "name",
e8b0e958 1654 .lname = "Job name",
214e1eca 1655 .type = FIO_OPT_STR_STORE,
a609f12a 1656 .off1 = offsetof(struct thread_options, name),
214e1eca 1657 .help = "Name of this job",
e8b0e958 1658 .category = FIO_OPT_C_GENERAL,
0626037e 1659 .group = FIO_OPT_G_DESC,
214e1eca 1660 },
9cc8cb91
AK
1661 {
1662 .name = "wait_for",
1663 .lname = "Waitee name",
1664 .type = FIO_OPT_STR_STORE,
a609f12a 1665 .off1 = offsetof(struct thread_options, wait_for),
9cc8cb91
AK
1666 .help = "Name of the job this one wants to wait for before starting",
1667 .category = FIO_OPT_C_GENERAL,
1668 .group = FIO_OPT_G_DESC,
1669 },
214e1eca
JA
1670 {
1671 .name = "filename",
e8b0e958 1672 .lname = "Filename(s)",
214e1eca 1673 .type = FIO_OPT_STR_STORE,
a609f12a 1674 .off1 = offsetof(struct thread_options, filename),
46576743 1675 .maxlen = PATH_MAX,
214e1eca 1676 .cb = str_filename_cb,
f0d524b0 1677 .prio = -1, /* must come after "directory" */
214e1eca 1678 .help = "File(s) to use for the workload",
e8b0e958 1679 .category = FIO_OPT_C_FILE,
0626037e 1680 .group = FIO_OPT_G_FILENAME,
214e1eca 1681 },
90fef2d1 1682 {
e8b0e958
JA
1683 .name = "directory",
1684 .lname = "Directory",
1685 .type = FIO_OPT_STR_STORE,
a609f12a 1686 .off1 = offsetof(struct thread_options, directory),
e8b0e958
JA
1687 .cb = str_directory_cb,
1688 .help = "Directory to store files in",
1689 .category = FIO_OPT_C_FILE,
0626037e 1690 .group = FIO_OPT_G_FILENAME,
90fef2d1 1691 },
de98bd30
JA
1692 {
1693 .name = "filename_format",
922a5be8 1694 .lname = "Filename Format",
de98bd30 1695 .type = FIO_OPT_STR_STORE,
a609f12a 1696 .off1 = offsetof(struct thread_options, filename_format),
de98bd30
JA
1697 .prio = -1, /* must come after "directory" */
1698 .help = "Override default $jobname.$jobnum.$filenum naming",
1699 .def = "$jobname.$jobnum.$filenum",
93bb626a
JA
1700 .category = FIO_OPT_C_FILE,
1701 .group = FIO_OPT_G_FILENAME,
ad705bcb 1702 },
922a5be8
JA
1703 {
1704 .name = "unique_filename",
1705 .lname = "Unique Filename",
1706 .type = FIO_OPT_BOOL,
a609f12a 1707 .off1 = offsetof(struct thread_options, unique_filename),
922a5be8
JA
1708 .help = "For network clients, prefix file with source IP",
1709 .def = "1",
1710 .category = FIO_OPT_C_FILE,
1711 .group = FIO_OPT_G_FILENAME,
1712 },
29c1349f
JA
1713 {
1714 .name = "lockfile",
e8b0e958 1715 .lname = "Lockfile",
4d4e80f2 1716 .type = FIO_OPT_STR,
a609f12a 1717 .off1 = offsetof(struct thread_options, file_lock_mode),
29c1349f 1718 .help = "Lock file when doing IO to it",
bc6a0a5d 1719 .prio = 1,
29c1349f 1720 .parent = "filename",
d71c154c 1721 .hide = 0,
4d4e80f2 1722 .def = "none",
e8b0e958 1723 .category = FIO_OPT_C_FILE,
0626037e 1724 .group = FIO_OPT_G_FILENAME,
4d4e80f2
JA
1725 .posval = {
1726 { .ival = "none",
1727 .oval = FILE_LOCK_NONE,
1728 .help = "No file locking",
1729 },
1730 { .ival = "exclusive",
1731 .oval = FILE_LOCK_EXCLUSIVE,
1732 .help = "Exclusive file lock",
1733 },
1734 {
1735 .ival = "readwrite",
1736 .oval = FILE_LOCK_READWRITE,
1737 .help = "Read vs write lock",
1738 },
1739 },
29c1349f 1740 },
214e1eca
JA
1741 {
1742 .name = "opendir",
e8b0e958 1743 .lname = "Open directory",
214e1eca 1744 .type = FIO_OPT_STR_STORE,
a609f12a 1745 .off1 = offsetof(struct thread_options, opendir),
214e1eca
JA
1746 .cb = str_opendir_cb,
1747 .help = "Recursively add files from this directory and down",
e8b0e958 1748 .category = FIO_OPT_C_FILE,
0626037e 1749 .group = FIO_OPT_G_FILENAME,
214e1eca
JA
1750 },
1751 {
1752 .name = "rw",
e8b0e958 1753 .lname = "Read/write",
d3aad8f2 1754 .alias = "readwrite",
214e1eca 1755 .type = FIO_OPT_STR,
211097b2 1756 .cb = str_rw_cb,
a609f12a 1757 .off1 = offsetof(struct thread_options, td_ddir),
214e1eca
JA
1758 .help = "IO direction",
1759 .def = "read",
896cac2a 1760 .verify = rw_verify,
e8b0e958 1761 .category = FIO_OPT_C_IO,
0626037e 1762 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA
1763 .posval = {
1764 { .ival = "read",
1765 .oval = TD_DDIR_READ,
1766 .help = "Sequential read",
1767 },
1768 { .ival = "write",
1769 .oval = TD_DDIR_WRITE,
1770 .help = "Sequential write",
1771 },
6eaf09d6
SL
1772 { .ival = "trim",
1773 .oval = TD_DDIR_TRIM,
1774 .help = "Sequential trim",
1775 },
214e1eca
JA
1776 { .ival = "randread",
1777 .oval = TD_DDIR_RANDREAD,
1778 .help = "Random read",
1779 },
1780 { .ival = "randwrite",
1781 .oval = TD_DDIR_RANDWRITE,
1782 .help = "Random write",
1783 },
6eaf09d6
SL
1784 { .ival = "randtrim",
1785 .oval = TD_DDIR_RANDTRIM,
1786 .help = "Random trim",
1787 },
214e1eca
JA
1788 { .ival = "rw",
1789 .oval = TD_DDIR_RW,
1790 .help = "Sequential read and write mix",
1791 },
10b023db
JA
1792 { .ival = "readwrite",
1793 .oval = TD_DDIR_RW,
1794 .help = "Sequential read and write mix",
1795 },
214e1eca
JA
1796 { .ival = "randrw",
1797 .oval = TD_DDIR_RANDRW,
1798 .help = "Random read and write mix"
1799 },
82a90686
JA
1800 { .ival = "trimwrite",
1801 .oval = TD_DDIR_TRIMWRITE,
1802 .help = "Trim and write mix, trims preceding writes"
0e4dd95c 1803 },
214e1eca
JA
1804 },
1805 },
38dad62d
JA
1806 {
1807 .name = "rw_sequencer",
e8b0e958 1808 .lname = "RW Sequencer",
38dad62d 1809 .type = FIO_OPT_STR,
a609f12a 1810 .off1 = offsetof(struct thread_options, rw_seq),
38dad62d
JA
1811 .help = "IO offset generator modifier",
1812 .def = "sequential",
e8b0e958 1813 .category = FIO_OPT_C_IO,
0626037e 1814 .group = FIO_OPT_G_IO_BASIC,
38dad62d
JA
1815 .posval = {
1816 { .ival = "sequential",
1817 .oval = RW_SEQ_SEQ,
1818 .help = "Generate sequential offsets",
1819 },
1820 { .ival = "identical",
1821 .oval = RW_SEQ_IDENT,
1822 .help = "Generate identical offsets",
1823 },
1824 },
1825 },
1826
214e1eca
JA
1827 {
1828 .name = "ioengine",
e8b0e958 1829 .lname = "IO Engine",
214e1eca 1830 .type = FIO_OPT_STR_STORE,
a609f12a 1831 .off1 = offsetof(struct thread_options, ioengine),
214e1eca 1832 .help = "IO engine to use",
58483fa4 1833 .def = FIO_PREFERRED_ENGINE,
e8b0e958 1834 .category = FIO_OPT_C_IO,
0626037e 1835 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA
1836 .posval = {
1837 { .ival = "sync",
1838 .help = "Use read/write",
1839 },
a31041ea 1840 { .ival = "psync",
1841 .help = "Use pread/pwrite",
1842 },
1d2af02a 1843 { .ival = "vsync",
03e20d68 1844 .help = "Use readv/writev",
1d2af02a 1845 },
07fc0acd
JA
1846#ifdef CONFIG_PWRITEV
1847 { .ival = "pvsync",
1848 .help = "Use preadv/pwritev",
1849 },
1850#endif
6562685f 1851#ifdef FIO_HAVE_PWRITEV2
2cafffbe
JA
1852 { .ival = "pvsync2",
1853 .help = "Use preadv2/pwritev2",
1854 },
1855#endif
67bf9823 1856#ifdef CONFIG_LIBAIO
214e1eca
JA
1857 { .ival = "libaio",
1858 .help = "Linux native asynchronous IO",
1859 },
1860#endif
bffad86f
JA
1861#ifdef ARCH_HAVE_IOURING
1862 { .ival = "io_uring",
1863 .help = "Fast Linux native aio",
52885fa2
JA
1864 },
1865#endif
67bf9823 1866#ifdef CONFIG_POSIXAIO
214e1eca
JA
1867 { .ival = "posixaio",
1868 .help = "POSIX asynchronous IO",
1869 },
417f0068 1870#endif
997843cb 1871#ifdef CONFIG_SOLARISAIO
417f0068
JA
1872 { .ival = "solarisaio",
1873 .help = "Solaris native asynchronous IO",
1874 },
214e1eca 1875#endif
4700b234 1876#ifdef CONFIG_WINDOWSAIO
03e20d68 1877 { .ival = "windowsaio",
3be80071 1878 .help = "Windows native asynchronous IO"
de890a1e 1879 },
fc5c0345
DG
1880#endif
1881#ifdef CONFIG_RBD
1882 { .ival = "rbd",
1883 .help = "Rados Block Device asynchronous IO"
1884 },
3be80071 1885#endif
214e1eca 1886 { .ival = "mmap",
03e20d68 1887 .help = "Memory mapped IO"
214e1eca 1888 },
67bf9823 1889#ifdef CONFIG_LINUX_SPLICE
214e1eca
JA
1890 { .ival = "splice",
1891 .help = "splice/vmsplice based IO",
1892 },
9cce02e8
JA
1893 { .ival = "netsplice",
1894 .help = "splice/vmsplice to/from the network",
1895 },
214e1eca
JA
1896#endif
1897#ifdef FIO_HAVE_SGIO
1898 { .ival = "sg",
1899 .help = "SCSI generic v3 IO",
1900 },
1901#endif
1902 { .ival = "null",
1903 .help = "Testing engine (no data transfer)",
1904 },
1905 { .ival = "net",
1906 .help = "Network IO",
1907 },
214e1eca 1908 { .ival = "cpuio",
03e20d68 1909 .help = "CPU cycle burner engine",
214e1eca 1910 },
67bf9823 1911#ifdef CONFIG_RDMA
21b8aee8 1912 { .ival = "rdma",
1913 .help = "RDMA IO engine",
1914 },
8200b8c7 1915#endif
997843cb 1916#ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT
1ecc95ca
JA
1917 { .ival = "e4defrag",
1918 .help = "ext4 defrag engine",
1919 },
1920#endif
997843cb 1921#ifdef CONFIG_LINUX_FALLOCATE
1ecc95ca
JA
1922 { .ival = "falloc",
1923 .help = "fallocate() file based engine",
1924 },
b8c82a46 1925#endif
a7c386f4 1926#ifdef CONFIG_GFAPI
1927 { .ival = "gfapi",
cc47f094 1928 .help = "Glusterfs libgfapi(sync) based engine"
1929 },
1930 { .ival = "gfapi_async",
1931 .help = "Glusterfs libgfapi(async) based engine"
a7c386f4 1932 },
1933#endif
1b10477b 1934#ifdef CONFIG_LIBHDFS
b74e419e 1935 { .ival = "libhdfs",
1b10477b
MM
1936 .help = "Hadoop Distributed Filesystem (HDFS) engine"
1937 },
5c4ef02e
JA
1938#endif
1939#ifdef CONFIG_PMEMBLK
1940 { .ival = "pmemblk",
363a5f65 1941 .help = "PMDK libpmemblk based IO engine",
5c4ef02e
JA
1942 },
1943
104ee4de 1944#endif
a40e7a59
GB
1945#ifdef CONFIG_IME
1946 { .ival = "ime_psync",
1947 .help = "DDN's IME synchronous IO engine",
1948 },
1949 { .ival = "ime_psyncv",
1950 .help = "DDN's IME synchronous IO engine using iovecs",
1951 },
1952 { .ival = "ime_aio",
1953 .help = "DDN's IME asynchronous IO engine",
1954 },
1955#endif
104ee4de
DJ
1956#ifdef CONFIG_LINUX_DEVDAX
1957 { .ival = "dev-dax",
1958 .help = "DAX Device based IO engine",
1959 },
1b10477b 1960#endif
edc5fa12
JA
1961 {
1962 .ival = "filecreate",
1963 .help = "File creation engine",
1964 },
214e1eca
JA
1965 { .ival = "external",
1966 .help = "Load external engine (append name)",
6730b40f 1967 .cb = str_ioengine_external_cb,
214e1eca 1968 },
ae0db592
TI
1969#ifdef CONFIG_LIBPMEM
1970 { .ival = "libpmem",
363a5f65 1971 .help = "PMDK libpmem based IO engine",
ae0db592 1972 },
c2f6a13d
LMB
1973#endif
1974#ifdef CONFIG_HTTP
1975 { .ival = "http",
1976 .help = "HTTP (WebDAV/S3) IO engine",
1977 },
ae0db592 1978#endif
d643a1e2
RJ
1979 { .ival = "nbd",
1980 .help = "Network Block Device (NBD) IO engine"
1981 },
214e1eca
JA
1982 },
1983 },
1984 {
1985 .name = "iodepth",
e8b0e958 1986 .lname = "IO Depth",
214e1eca 1987 .type = FIO_OPT_INT,
a609f12a 1988 .off1 = offsetof(struct thread_options, iodepth),
03e20d68 1989 .help = "Number of IO buffers to keep in flight",
757aff4f 1990 .minval = 1,
20eb06bd 1991 .interval = 1,
214e1eca 1992 .def = "1",
e8b0e958 1993 .category = FIO_OPT_C_IO,
0626037e 1994 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA
1995 },
1996 {
1997 .name = "iodepth_batch",
e8b0e958 1998 .lname = "IO Depth batch",
4950421a 1999 .alias = "iodepth_batch_submit",
214e1eca 2000 .type = FIO_OPT_INT,
a609f12a 2001 .off1 = offsetof(struct thread_options, iodepth_batch),
d65db441 2002 .help = "Number of IO buffers to submit in one go",
afdf9352 2003 .parent = "iodepth",
d71c154c 2004 .hide = 1,
20eb06bd 2005 .interval = 1,
a2e6f8ac 2006 .def = "1",
e8b0e958 2007 .category = FIO_OPT_C_IO,
0626037e 2008 .group = FIO_OPT_G_IO_BASIC,
4950421a
JA
2009 },
2010 {
82407585
RP
2011 .name = "iodepth_batch_complete_min",
2012 .lname = "Min IO depth batch complete",
2013 .alias = "iodepth_batch_complete",
4950421a 2014 .type = FIO_OPT_INT,
a609f12a 2015 .off1 = offsetof(struct thread_options, iodepth_batch_complete_min),
82407585 2016 .help = "Min number of IO buffers to retrieve in one go",
4950421a 2017 .parent = "iodepth",
d71c154c 2018 .hide = 1,
4950421a 2019 .minval = 0,
20eb06bd 2020 .interval = 1,
4950421a 2021 .def = "1",
e8b0e958 2022 .category = FIO_OPT_C_IO,
0626037e 2023 .group = FIO_OPT_G_IO_BASIC,
214e1eca 2024 },
82407585
RP
2025 {
2026 .name = "iodepth_batch_complete_max",
2027 .lname = "Max IO depth batch complete",
2028 .type = FIO_OPT_INT,
a609f12a 2029 .off1 = offsetof(struct thread_options, iodepth_batch_complete_max),
82407585
RP
2030 .help = "Max number of IO buffers to retrieve in one go",
2031 .parent = "iodepth",
2032 .hide = 1,
2033 .minval = 0,
2034 .interval = 1,
2035 .category = FIO_OPT_C_IO,
2036 .group = FIO_OPT_G_IO_BASIC,
2037 },
214e1eca
JA
2038 {
2039 .name = "iodepth_low",
e8b0e958 2040 .lname = "IO Depth batch low",
214e1eca 2041 .type = FIO_OPT_INT,
a609f12a 2042 .off1 = offsetof(struct thread_options, iodepth_low),
214e1eca 2043 .help = "Low water mark for queuing depth",
afdf9352 2044 .parent = "iodepth",
d71c154c 2045 .hide = 1,
20eb06bd 2046 .interval = 1,
e8b0e958 2047 .category = FIO_OPT_C_IO,
0626037e 2048 .group = FIO_OPT_G_IO_BASIC,
214e1eca 2049 },
997b5680
SW
2050 {
2051 .name = "serialize_overlap",
2052 .lname = "Serialize overlap",
2053 .off1 = offsetof(struct thread_options, serialize_overlap),
2054 .type = FIO_OPT_BOOL,
2055 .help = "Wait for in-flight IOs that collide to complete",
2056 .parent = "iodepth",
2057 .def = "0",
2058 .category = FIO_OPT_C_IO,
2059 .group = FIO_OPT_G_IO_BASIC,
2060 },
a9da8ab2
JA
2061 {
2062 .name = "io_submit_mode",
2063 .lname = "IO submit mode",
2064 .type = FIO_OPT_STR,
a609f12a 2065 .off1 = offsetof(struct thread_options, io_submit_mode),
a9da8ab2
JA
2066 .help = "How IO submissions and completions are done",
2067 .def = "inline",
2068 .category = FIO_OPT_C_IO,
2069 .group = FIO_OPT_G_IO_BASIC,
2070 .posval = {
2071 { .ival = "inline",
2072 .oval = IO_MODE_INLINE,
2073 .help = "Submit and complete IO inline",
2074 },
2075 { .ival = "offload",
2076 .oval = IO_MODE_OFFLOAD,
2077 .help = "Offload submit and complete to threads",
2078 },
2079 },
2080 },
214e1eca
JA
2081 {
2082 .name = "size",
e8b0e958 2083 .lname = "Size",
214e1eca 2084 .type = FIO_OPT_STR_VAL,
7bb59102 2085 .cb = str_size_cb,
a609f12a 2086 .off1 = offsetof(struct thread_options, size),
214e1eca 2087 .help = "Total size of device or files",
20eb06bd 2088 .interval = 1024 * 1024,
e8b0e958
JA
2089 .category = FIO_OPT_C_IO,
2090 .group = FIO_OPT_G_INVALID,
214e1eca 2091 },
77731b29 2092 {
a4d3b4db
JA
2093 .name = "io_size",
2094 .alias = "io_limit",
2095 .lname = "IO Size",
77731b29 2096 .type = FIO_OPT_STR_VAL,
8b38f401 2097 .cb = str_io_size_cb,
5be9bf09 2098 .off1 = offsetof(struct thread_options, io_size),
1684f7fd 2099 .help = "Total size of I/O to be performed",
77731b29
JA
2100 .interval = 1024 * 1024,
2101 .category = FIO_OPT_C_IO,
2102 .group = FIO_OPT_G_INVALID,
2103 },
aa31f1f1
SL
2104 {
2105 .name = "fill_device",
e8b0e958 2106 .lname = "Fill device",
74586c1e 2107 .alias = "fill_fs",
aa31f1f1 2108 .type = FIO_OPT_BOOL,
a609f12a 2109 .off1 = offsetof(struct thread_options, fill_device),
aa31f1f1
SL
2110 .help = "Write until an ENOSPC error occurs",
2111 .def = "0",
e8b0e958
JA
2112 .category = FIO_OPT_C_FILE,
2113 .group = FIO_OPT_G_INVALID,
aa31f1f1 2114 },
214e1eca
JA
2115 {
2116 .name = "filesize",
e8b0e958 2117 .lname = "File size",
214e1eca 2118 .type = FIO_OPT_STR_VAL,
a609f12a
JA
2119 .off1 = offsetof(struct thread_options, file_size_low),
2120 .off2 = offsetof(struct thread_options, file_size_high),
c3edbdba 2121 .minval = 1,
214e1eca 2122 .help = "Size of individual files",
20eb06bd 2123 .interval = 1024 * 1024,
e8b0e958
JA
2124 .category = FIO_OPT_C_FILE,
2125 .group = FIO_OPT_G_INVALID,
214e1eca 2126 },
bedc9dc2
JA
2127 {
2128 .name = "file_append",
2129 .lname = "File append",
2130 .type = FIO_OPT_BOOL,
a609f12a 2131 .off1 = offsetof(struct thread_options, file_append),
bedc9dc2
JA
2132 .help = "IO will start at the end of the file(s)",
2133 .def = "0",
2134 .category = FIO_OPT_C_FILE,
2135 .group = FIO_OPT_G_INVALID,
2136 },
67a1000f
JA
2137 {
2138 .name = "offset",
e8b0e958 2139 .lname = "IO offset",
67a1000f
JA
2140 .alias = "fileoffset",
2141 .type = FIO_OPT_STR_VAL,
89978a6b 2142 .cb = str_offset_cb,
a609f12a 2143 .off1 = offsetof(struct thread_options, start_offset),
67a1000f
JA
2144 .help = "Start IO from this offset",
2145 .def = "0",
20eb06bd 2146 .interval = 1024 * 1024,
e8b0e958
JA
2147 .category = FIO_OPT_C_IO,
2148 .group = FIO_OPT_G_INVALID,
67a1000f 2149 },
83c8b093
JF
2150 {
2151 .name = "offset_align",
2152 .lname = "IO offset alignment",
2153 .type = FIO_OPT_INT,
2154 .off1 = offsetof(struct thread_options, start_offset_align),
2155 .help = "Start IO from this offset alignment",
2156 .def = "0",
2157 .interval = 512,
2158 .category = FIO_OPT_C_IO,
2159 .group = FIO_OPT_G_INVALID,
2160 },
2d7cd868
JA
2161 {
2162 .name = "offset_increment",
e8b0e958 2163 .lname = "IO offset increment",
2d7cd868 2164 .type = FIO_OPT_STR_VAL,
0b288ba1 2165 .cb = str_offset_increment_cb,
a609f12a 2166 .off1 = offsetof(struct thread_options, offset_increment),
2d7cd868
JA
2167 .help = "What is the increment from one offset to the next",
2168 .parent = "offset",
d71c154c 2169 .hide = 1,
2d7cd868 2170 .def = "0",
20eb06bd 2171 .interval = 1024 * 1024,
e8b0e958
JA
2172 .category = FIO_OPT_C_IO,
2173 .group = FIO_OPT_G_INVALID,
2d7cd868 2174 },
ddf24e42
JA
2175 {
2176 .name = "number_ios",
2177 .lname = "Number of IOs to perform",
2178 .type = FIO_OPT_STR_VAL,
a609f12a 2179 .off1 = offsetof(struct thread_options, number_ios),
be3fec7d 2180 .help = "Force job completion after this number of IOs",
ddf24e42
JA
2181 .def = "0",
2182 .category = FIO_OPT_C_IO,
2183 .group = FIO_OPT_G_INVALID,
2184 },
214e1eca
JA
2185 {
2186 .name = "bs",
e8b0e958 2187 .lname = "Block size",
d3aad8f2 2188 .alias = "blocksize",
5fff9543 2189 .type = FIO_OPT_ULL,
a609f12a
JA
2190 .off1 = offsetof(struct thread_options, bs[DDIR_READ]),
2191 .off2 = offsetof(struct thread_options, bs[DDIR_WRITE]),
2192 .off3 = offsetof(struct thread_options, bs[DDIR_TRIM]),
c3edbdba 2193 .minval = 1,
214e1eca 2194 .help = "Block size unit",
2b9136a3 2195 .def = "4096",
67a1000f 2196 .parent = "rw",
d71c154c 2197 .hide = 1,
20eb06bd 2198 .interval = 512,
e8b0e958
JA
2199 .category = FIO_OPT_C_IO,
2200 .group = FIO_OPT_G_INVALID,
214e1eca 2201 },
2b7a01d0
JA
2202 {
2203 .name = "ba",
e8b0e958 2204 .lname = "Block size align",
2b7a01d0 2205 .alias = "blockalign",
5fff9543 2206 .type = FIO_OPT_ULL,
a609f12a
JA
2207 .off1 = offsetof(struct thread_options, ba[DDIR_READ]),
2208 .off2 = offsetof(struct thread_options, ba[DDIR_WRITE]),
2209 .off3 = offsetof(struct thread_options, ba[DDIR_TRIM]),
2b7a01d0
JA
2210 .minval = 1,
2211 .help = "IO block offset alignment",
2212 .parent = "rw",
d71c154c 2213 .hide = 1,
20eb06bd 2214 .interval = 512,
e8b0e958
JA
2215 .category = FIO_OPT_C_IO,
2216 .group = FIO_OPT_G_INVALID,
2b7a01d0 2217 },
214e1eca
JA
2218 {
2219 .name = "bsrange",
e8b0e958 2220 .lname = "Block size range",
d3aad8f2 2221 .alias = "blocksize_range",
214e1eca 2222 .type = FIO_OPT_RANGE,
a609f12a
JA
2223 .off1 = offsetof(struct thread_options, min_bs[DDIR_READ]),
2224 .off2 = offsetof(struct thread_options, max_bs[DDIR_READ]),
2225 .off3 = offsetof(struct thread_options, min_bs[DDIR_WRITE]),
2226 .off4 = offsetof(struct thread_options, max_bs[DDIR_WRITE]),
2227 .off5 = offsetof(struct thread_options, min_bs[DDIR_TRIM]),
2228 .off6 = offsetof(struct thread_options, max_bs[DDIR_TRIM]),
c3edbdba 2229 .minval = 1,
214e1eca 2230 .help = "Set block size range (in more detail than bs)",
67a1000f 2231 .parent = "rw",
d71c154c 2232 .hide = 1,
20eb06bd 2233 .interval = 4096,
e8b0e958
JA
2234 .category = FIO_OPT_C_IO,
2235 .group = FIO_OPT_G_INVALID,
214e1eca 2236 },
564ca972
JA
2237 {
2238 .name = "bssplit",
e8b0e958 2239 .lname = "Block size split",
5fff9543 2240 .type = FIO_OPT_STR_ULL,
564ca972 2241 .cb = str_bssplit_cb,
a609f12a 2242 .off1 = offsetof(struct thread_options, bssplit),
564ca972
JA
2243 .help = "Set a specific mix of block sizes",
2244 .parent = "rw",
d71c154c 2245 .hide = 1,
e8b0e958
JA
2246 .category = FIO_OPT_C_IO,
2247 .group = FIO_OPT_G_INVALID,
564ca972 2248 },
214e1eca
JA
2249 {
2250 .name = "bs_unaligned",
e8b0e958 2251 .lname = "Block size unaligned",
d3aad8f2 2252 .alias = "blocksize_unaligned",
214e1eca 2253 .type = FIO_OPT_STR_SET,
a609f12a 2254 .off1 = offsetof(struct thread_options, bs_unaligned),
214e1eca 2255 .help = "Don't sector align IO buffer sizes",
67a1000f 2256 .parent = "rw",
d71c154c 2257 .hide = 1,
e8b0e958
JA
2258 .category = FIO_OPT_C_IO,
2259 .group = FIO_OPT_G_INVALID,
214e1eca 2260 },
6aca9b3d
JA
2261 {
2262 .name = "bs_is_seq_rand",
2263 .lname = "Block size division is seq/random (not read/write)",
2264 .type = FIO_OPT_BOOL,
a609f12a 2265 .off1 = offsetof(struct thread_options, bs_is_seq_rand),
86d59660 2266 .help = "Consider any blocksize setting to be sequential,random",
6aca9b3d
JA
2267 .def = "0",
2268 .parent = "blocksize",
2269 .category = FIO_OPT_C_IO,
2270 .group = FIO_OPT_G_INVALID,
2271 },
214e1eca
JA
2272 {
2273 .name = "randrepeat",
e8b0e958 2274 .lname = "Random repeatable",
214e1eca 2275 .type = FIO_OPT_BOOL,
a609f12a 2276 .off1 = offsetof(struct thread_options, rand_repeatable),
214e1eca
JA
2277 .help = "Use repeatable random IO pattern",
2278 .def = "1",
67a1000f 2279 .parent = "rw",
d71c154c 2280 .hide = 1,
e8b0e958 2281 .category = FIO_OPT_C_IO,
3ceb458f 2282 .group = FIO_OPT_G_RANDOM,
214e1eca 2283 },
04778baf
JA
2284 {
2285 .name = "randseed",
2286 .lname = "The random generator seed",
363cffa7 2287 .type = FIO_OPT_STR_VAL,
a609f12a 2288 .off1 = offsetof(struct thread_options, rand_seed),
04778baf 2289 .help = "Set the random generator seed value",
40fe5e7b 2290 .def = "0x89",
04778baf
JA
2291 .parent = "rw",
2292 .category = FIO_OPT_C_IO,
2293 .group = FIO_OPT_G_RANDOM,
2294 },
214e1eca
JA
2295 {
2296 .name = "norandommap",
e8b0e958 2297 .lname = "No randommap",
214e1eca 2298 .type = FIO_OPT_STR_SET,
a609f12a 2299 .off1 = offsetof(struct thread_options, norandommap),
214e1eca 2300 .help = "Accept potential duplicate random blocks",
67a1000f 2301 .parent = "rw",
d71c154c 2302 .hide = 1,
b2452a43 2303 .hide_on_set = 1,
e8b0e958 2304 .category = FIO_OPT_C_IO,
3ceb458f 2305 .group = FIO_OPT_G_RANDOM,
214e1eca 2306 },
2b386d25
JA
2307 {
2308 .name = "softrandommap",
e8b0e958 2309 .lname = "Soft randommap",
2b386d25 2310 .type = FIO_OPT_BOOL,
a609f12a 2311 .off1 = offsetof(struct thread_options, softrandommap),
f66ab3c8 2312 .help = "Set norandommap if randommap allocation fails",
2b386d25 2313 .parent = "norandommap",
d71c154c 2314 .hide = 1,
2b386d25 2315 .def = "0",
e8b0e958 2316 .category = FIO_OPT_C_IO,
3ceb458f 2317 .group = FIO_OPT_G_RANDOM,
2b386d25 2318 },
8055e41d
JA
2319 {
2320 .name = "random_generator",
cce2fdfe 2321 .lname = "Random Generator",
8055e41d 2322 .type = FIO_OPT_STR,
a609f12a 2323 .off1 = offsetof(struct thread_options, random_generator),
8055e41d
JA
2324 .help = "Type of random number generator to use",
2325 .def = "tausworthe",
2326 .posval = {
2327 { .ival = "tausworthe",
2328 .oval = FIO_RAND_GEN_TAUSWORTHE,
2329 .help = "Strong Tausworthe generator",
2330 },
2331 { .ival = "lfsr",
2332 .oval = FIO_RAND_GEN_LFSR,
2333 .help = "Variable length LFSR",
2334 },
c3546b53
JA
2335 {
2336 .ival = "tausworthe64",
2337 .oval = FIO_RAND_GEN_TAUSWORTHE64,
2338 .help = "64-bit Tausworthe variant",
2339 },
8055e41d 2340 },
48107598
JA
2341 .category = FIO_OPT_C_IO,
2342 .group = FIO_OPT_G_RANDOM,
8055e41d 2343 },
e25839d4
JA
2344 {
2345 .name = "random_distribution",
cce2fdfe 2346 .lname = "Random Distribution",
e25839d4 2347 .type = FIO_OPT_STR,
a609f12a 2348 .off1 = offsetof(struct thread_options, random_distribution),
e25839d4
JA
2349 .cb = str_random_distribution_cb,
2350 .help = "Random offset distribution generator",
2351 .def = "random",
2352 .posval = {
2353 { .ival = "random",
2354 .oval = FIO_RAND_DIST_RANDOM,
2355 .help = "Completely random",
2356 },
2357 { .ival = "zipf",
2358 .oval = FIO_RAND_DIST_ZIPF,
2359 .help = "Zipf distribution",
2360 },
925fee33
JA
2361 { .ival = "pareto",
2362 .oval = FIO_RAND_DIST_PARETO,
2363 .help = "Pareto distribution",
2364 },
56d9fa4b
JA
2365 { .ival = "normal",
2366 .oval = FIO_RAND_DIST_GAUSS,
ba2b3b07 2367 .help = "Normal (Gaussian) distribution",
56d9fa4b 2368 },
e0a04ac1
JA
2369 { .ival = "zoned",
2370 .oval = FIO_RAND_DIST_ZONED,
2371 .help = "Zoned random distribution",
2372 },
59466396
JA
2373 { .ival = "zoned_abs",
2374 .oval = FIO_RAND_DIST_ZONED_ABS,
2375 .help = "Zoned absolute random distribution",
2376 },
e25839d4 2377 },
48107598
JA
2378 .category = FIO_OPT_C_IO,
2379 .group = FIO_OPT_G_RANDOM,
e25839d4 2380 },
211c9b89
JA
2381 {
2382 .name = "percentage_random",
2383 .lname = "Percentage Random",
2384 .type = FIO_OPT_INT,
a609f12a
JA
2385 .off1 = offsetof(struct thread_options, perc_rand[DDIR_READ]),
2386 .off2 = offsetof(struct thread_options, perc_rand[DDIR_WRITE]),
2387 .off3 = offsetof(struct thread_options, perc_rand[DDIR_TRIM]),
211c9b89
JA
2388 .maxval = 100,
2389 .help = "Percentage of seq/random mix that should be random",
d9472271 2390 .def = "100,100,100",
211c9b89
JA
2391 .interval = 5,
2392 .inverse = "percentage_sequential",
2393 .category = FIO_OPT_C_IO,
2394 .group = FIO_OPT_G_RANDOM,
2395 },
2396 {
2397 .name = "percentage_sequential",
2398 .lname = "Percentage Sequential",
d9472271 2399 .type = FIO_OPT_DEPRECATED,
211c9b89
JA
2400 .category = FIO_OPT_C_IO,
2401 .group = FIO_OPT_G_RANDOM,
2402 },
56e2a5fc
CE
2403 {
2404 .name = "allrandrepeat",
cce2fdfe 2405 .lname = "All Random Repeat",
56e2a5fc 2406 .type = FIO_OPT_BOOL,
a609f12a 2407 .off1 = offsetof(struct thread_options, allrand_repeatable),
56e2a5fc
CE
2408 .help = "Use repeatable random numbers for everything",
2409 .def = "0",
a869d9c6
JA
2410 .category = FIO_OPT_C_IO,
2411 .group = FIO_OPT_G_RANDOM,
56e2a5fc 2412 },
214e1eca
JA
2413 {
2414 .name = "nrfiles",
e8b0e958 2415 .lname = "Number of files",
d7c8be03 2416 .alias = "nr_files",
214e1eca 2417 .type = FIO_OPT_INT,
a609f12a 2418 .off1 = offsetof(struct thread_options, nr_files),
214e1eca
JA
2419 .help = "Split job workload between this number of files",
2420 .def = "1",
20eb06bd 2421 .interval = 1,
e8b0e958
JA
2422 .category = FIO_OPT_C_FILE,
2423 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2424 },
2425 {
2426 .name = "openfiles",
e8b0e958 2427 .lname = "Number of open files",
214e1eca 2428 .type = FIO_OPT_INT,
a609f12a 2429 .off1 = offsetof(struct thread_options, open_files),
214e1eca 2430 .help = "Number of files to keep open at the same time",
e8b0e958
JA
2431 .category = FIO_OPT_C_FILE,
2432 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2433 },
2434 {
2435 .name = "file_service_type",
e8b0e958 2436 .lname = "File service type",
214e1eca
JA
2437 .type = FIO_OPT_STR,
2438 .cb = str_fst_cb,
a609f12a 2439 .off1 = offsetof(struct thread_options, file_service_type),
214e1eca
JA
2440 .help = "How to select which file to service next",
2441 .def = "roundrobin",
e8b0e958
JA
2442 .category = FIO_OPT_C_FILE,
2443 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2444 .posval = {
2445 { .ival = "random",
2446 .oval = FIO_FSERVICE_RANDOM,
8c07860d
JA
2447 .help = "Choose a file at random (uniform)",
2448 },
2449 { .ival = "zipf",
2450 .oval = FIO_FSERVICE_ZIPF,
2451 .help = "Zipf randomized",
2452 },
2453 { .ival = "pareto",
2454 .oval = FIO_FSERVICE_PARETO,
2455 .help = "Pareto randomized",
2456 },
dd3503d3
SW
2457 { .ival = "normal",
2458 .oval = FIO_FSERVICE_GAUSS,
2459 .help = "Normal (Gaussian) randomized",
2460 },
8c07860d
JA
2461 { .ival = "gauss",
2462 .oval = FIO_FSERVICE_GAUSS,
dd3503d3 2463 .help = "Alias for normal",
214e1eca
JA
2464 },
2465 { .ival = "roundrobin",
2466 .oval = FIO_FSERVICE_RR,
2467 .help = "Round robin select files",
2468 },
a086c257
JA
2469 { .ival = "sequential",
2470 .oval = FIO_FSERVICE_SEQ,
2471 .help = "Finish one file before moving to the next",
2472 },
214e1eca 2473 },
67a1000f 2474 .parent = "nrfiles",
d71c154c 2475 .hide = 1,
67a1000f 2476 },
7bc8c2cf
JA
2477 {
2478 .name = "fallocate",
e8b0e958 2479 .lname = "Fallocate",
a596f047 2480 .type = FIO_OPT_STR,
a609f12a 2481 .off1 = offsetof(struct thread_options, fallocate_mode),
a596f047 2482 .help = "Whether pre-allocation is performed when laying out files",
38ca5f03 2483#ifdef FIO_HAVE_DEFAULT_FALLOCATE
2c3e17be 2484 .def = "native",
38ca5f03
TV
2485#else
2486 .def = "none",
2487#endif
e8b0e958
JA
2488 .category = FIO_OPT_C_FILE,
2489 .group = FIO_OPT_G_INVALID,
a596f047
EG
2490 .posval = {
2491 { .ival = "none",
2492 .oval = FIO_FALLOCATE_NONE,
2493 .help = "Do not pre-allocate space",
2494 },
2c3e17be
SW
2495 { .ival = "native",
2496 .oval = FIO_FALLOCATE_NATIVE,
2497 .help = "Use native pre-allocation if possible",
2498 },
2499#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG
2500 { .ival = "posix",
2501 .oval = FIO_FALLOCATE_POSIX,
2502 .help = "Use posix_fallocate()",
2503 },
2c3e17be 2504#endif
97ac992c 2505#ifdef CONFIG_LINUX_FALLOCATE
a596f047
EG
2506 { .ival = "keep",
2507 .oval = FIO_FALLOCATE_KEEP_SIZE,
2508 .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
2509 },
7bc8c2cf 2510#endif
38ca5f03
TV
2511 { .ival = "truncate",
2512 .oval = FIO_FALLOCATE_TRUNCATE,
2513 .help = "Truncate file to final size instead of allocating"
2514 },
a596f047
EG
2515 /* Compatibility with former boolean values */
2516 { .ival = "0",
2517 .oval = FIO_FALLOCATE_NONE,
2518 .help = "Alias for 'none'",
2519 },
2c3e17be 2520#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG
2521 { .ival = "1",
2522 .oval = FIO_FALLOCATE_POSIX,
2523 .help = "Alias for 'posix'",
2524 },
2c3e17be 2525#endif
a596f047
EG
2526 },
2527 },
67a1000f
JA
2528 {
2529 .name = "fadvise_hint",
e8b0e958 2530 .lname = "Fadvise hint",
ecb2083d 2531 .type = FIO_OPT_STR,
a609f12a 2532 .off1 = offsetof(struct thread_options, fadvise_hint),
ecb2083d
JA
2533 .posval = {
2534 { .ival = "0",
2535 .oval = F_ADV_NONE,
c712c97a 2536 .help = "Don't issue fadvise/madvise",
ecb2083d
JA
2537 },
2538 { .ival = "1",
2539 .oval = F_ADV_TYPE,
2540 .help = "Advise using fio IO pattern",
2541 },
2542 { .ival = "random",
2543 .oval = F_ADV_RANDOM,
2544 .help = "Advise using FADV_RANDOM",
2545 },
2546 { .ival = "sequential",
2547 .oval = F_ADV_SEQUENTIAL,
2548 .help = "Advise using FADV_SEQUENTIAL",
2549 },
2550 },
67a1000f
JA
2551 .help = "Use fadvise() to advise the kernel on IO pattern",
2552 .def = "1",
e8b0e958
JA
2553 .category = FIO_OPT_C_FILE,
2554 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2555 },
2556 {
2557 .name = "fsync",
e8b0e958 2558 .lname = "Fsync",
214e1eca 2559 .type = FIO_OPT_INT,
a609f12a 2560 .off1 = offsetof(struct thread_options, fsync_blocks),
214e1eca
JA
2561 .help = "Issue fsync for writes every given number of blocks",
2562 .def = "0",
20eb06bd 2563 .interval = 1,
e8b0e958
JA
2564 .category = FIO_OPT_C_FILE,
2565 .group = FIO_OPT_G_INVALID,
214e1eca 2566 },
5f9099ea
JA
2567 {
2568 .name = "fdatasync",
e8b0e958 2569 .lname = "Fdatasync",
5f9099ea 2570 .type = FIO_OPT_INT,
a609f12a 2571 .off1 = offsetof(struct thread_options, fdatasync_blocks),
5f9099ea
JA
2572 .help = "Issue fdatasync for writes every given number of blocks",
2573 .def = "0",
20eb06bd 2574 .interval = 1,
e8b0e958
JA
2575 .category = FIO_OPT_C_FILE,
2576 .group = FIO_OPT_G_INVALID,
5f9099ea 2577 },
1ef2b6be
JA
2578 {
2579 .name = "write_barrier",
e8b0e958 2580 .lname = "Write barrier",
1ef2b6be 2581 .type = FIO_OPT_INT,
a609f12a 2582 .off1 = offsetof(struct thread_options, barrier_blocks),
1ef2b6be
JA
2583 .help = "Make every Nth write a barrier write",
2584 .def = "0",
20eb06bd 2585 .interval = 1,
e8b0e958
JA
2586 .category = FIO_OPT_C_IO,
2587 .group = FIO_OPT_G_INVALID,
1ef2b6be 2588 },
67bf9823 2589#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA
2590 {
2591 .name = "sync_file_range",
e8b0e958 2592 .lname = "Sync file range",
44f29692
JA
2593 .posval = {
2594 { .ival = "wait_before",
2595 .oval = SYNC_FILE_RANGE_WAIT_BEFORE,
2596 .help = "SYNC_FILE_RANGE_WAIT_BEFORE",
ebadc0ce 2597 .orval = 1,
44f29692
JA
2598 },
2599 { .ival = "write",
2600 .oval = SYNC_FILE_RANGE_WRITE,
2601 .help = "SYNC_FILE_RANGE_WRITE",
ebadc0ce 2602 .orval = 1,
44f29692
JA
2603 },
2604 {
2605 .ival = "wait_after",
2606 .oval = SYNC_FILE_RANGE_WAIT_AFTER,
2607 .help = "SYNC_FILE_RANGE_WAIT_AFTER",
ebadc0ce 2608 .orval = 1,
44f29692
JA
2609 },
2610 },
3843deb3 2611 .type = FIO_OPT_STR_MULTI,
44f29692 2612 .cb = str_sfr_cb,
a609f12a 2613 .off1 = offsetof(struct thread_options, sync_file_range),
44f29692 2614 .help = "Use sync_file_range()",
e8b0e958
JA
2615 .category = FIO_OPT_C_FILE,
2616 .group = FIO_OPT_G_INVALID,
44f29692 2617 },
a275c37a 2618#else
54d0a315 2619 {
a275c37a
JA
2620 .name = "sync_file_range",
2621 .lname = "Sync file range",
2622 .type = FIO_OPT_UNSUPPORTED,
2623 .help = "Your platform does not support sync_file_range",
2624 },
44f29692 2625#endif
214e1eca
JA
2626 {
2627 .name = "direct",
e8b0e958 2628 .lname = "Direct I/O",
214e1eca 2629 .type = FIO_OPT_BOOL,
a609f12a 2630 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA
2631 .help = "Use O_DIRECT IO (negates buffered)",
2632 .def = "0",
a01a1bc5 2633 .inverse = "buffered",
e8b0e958 2634 .category = FIO_OPT_C_IO,
3ceb458f 2635 .group = FIO_OPT_G_IO_TYPE,
214e1eca 2636 },
d01612f3
CM
2637 {
2638 .name = "atomic",
2639 .lname = "Atomic I/O",
2640 .type = FIO_OPT_BOOL,
a609f12a 2641 .off1 = offsetof(struct thread_options, oatomic),
d01612f3
CM
2642 .help = "Use Atomic IO with O_DIRECT (implies O_DIRECT)",
2643 .def = "0",
2644 .category = FIO_OPT_C_IO,
2645 .group = FIO_OPT_G_IO_TYPE,
2646 },
214e1eca
JA
2647 {
2648 .name = "buffered",
e8b0e958 2649 .lname = "Buffered I/O",
214e1eca 2650 .type = FIO_OPT_BOOL,
a609f12a 2651 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA
2652 .neg = 1,
2653 .help = "Use buffered IO (negates direct)",
2654 .def = "1",
a01a1bc5 2655 .inverse = "direct",
e8b0e958 2656 .category = FIO_OPT_C_IO,
3ceb458f 2657 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA
2658 },
2659 {
2660 .name = "overwrite",
e8b0e958 2661 .lname = "Overwrite",
214e1eca 2662 .type = FIO_OPT_BOOL,
a609f12a 2663 .off1 = offsetof(struct thread_options, overwrite),
214e1eca
JA
2664 .help = "When writing, set whether to overwrite current data",
2665 .def = "0",
e8b0e958
JA
2666 .category = FIO_OPT_C_FILE,
2667 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2668 },
2669 {
2670 .name = "loops",
e8b0e958 2671 .lname = "Loops",
214e1eca 2672 .type = FIO_OPT_INT,
a609f12a 2673 .off1 = offsetof(struct thread_options, loops),
214e1eca
JA
2674 .help = "Number of times to run the job",
2675 .def = "1",
20eb06bd 2676 .interval = 1,
e8b0e958 2677 .category = FIO_OPT_C_GENERAL,
a1f6afec 2678 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA
2679 },
2680 {
2681 .name = "numjobs",
e8b0e958 2682 .lname = "Number of jobs",
214e1eca 2683 .type = FIO_OPT_INT,
a609f12a 2684 .off1 = offsetof(struct thread_options, numjobs),
214e1eca
JA
2685 .help = "Duplicate this job this many times",
2686 .def = "1",
20eb06bd 2687 .interval = 1,
e8b0e958 2688 .category = FIO_OPT_C_GENERAL,
a1f6afec 2689 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA
2690 },
2691 {
2692 .name = "startdelay",
e8b0e958 2693 .lname = "Start delay",
a5737c93 2694 .type = FIO_OPT_STR_VAL_TIME,
a609f12a
JA
2695 .off1 = offsetof(struct thread_options, start_delay),
2696 .off2 = offsetof(struct thread_options, start_delay_high),
214e1eca
JA
2697 .help = "Only start job when this period has passed",
2698 .def = "0",
0de5b26f 2699 .is_seconds = 1,
88038bc7 2700 .is_time = 1,
e8b0e958 2701 .category = FIO_OPT_C_GENERAL,
a1f6afec 2702 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA
2703 },
2704 {
2705 .name = "runtime",
e8b0e958 2706 .lname = "Runtime",
214e1eca
JA
2707 .alias = "timeout",
2708 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2709 .off1 = offsetof(struct thread_options, timeout),
214e1eca
JA
2710 .help = "Stop workload when this amount of time has passed",
2711 .def = "0",
0de5b26f 2712 .is_seconds = 1,
88038bc7 2713 .is_time = 1,
e8b0e958 2714 .category = FIO_OPT_C_GENERAL,
a1f6afec 2715 .group = FIO_OPT_G_RUNTIME,
214e1eca 2716 },
cf4464ca
JA
2717 {
2718 .name = "time_based",
e8b0e958 2719 .lname = "Time based",
cf4464ca 2720 .type = FIO_OPT_STR_SET,
a609f12a 2721 .off1 = offsetof(struct thread_options, time_based),
cf4464ca 2722 .help = "Keep running until runtime/timeout is met",
e8b0e958 2723 .category = FIO_OPT_C_GENERAL,
a1f6afec 2724 .group = FIO_OPT_G_RUNTIME,
cf4464ca 2725 },
62167762
JC
2726 {
2727 .name = "verify_only",
2728 .lname = "Verify only",
2729 .type = FIO_OPT_STR_SET,
a609f12a 2730 .off1 = offsetof(struct thread_options, verify_only),
62167762
JC
2731 .help = "Verifies previously written data is still valid",
2732 .category = FIO_OPT_C_GENERAL,
2733 .group = FIO_OPT_G_RUNTIME,
2734 },
721938ae
JA
2735 {
2736 .name = "ramp_time",
e8b0e958 2737 .lname = "Ramp time",
721938ae 2738 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2739 .off1 = offsetof(struct thread_options, ramp_time),
721938ae 2740 .help = "Ramp up time before measuring performance",
0de5b26f 2741 .is_seconds = 1,
88038bc7 2742 .is_time = 1,
e8b0e958 2743 .category = FIO_OPT_C_GENERAL,
a1f6afec 2744 .group = FIO_OPT_G_RUNTIME,
721938ae 2745 },
c223da83
JA
2746 {
2747 .name = "clocksource",
e8b0e958 2748 .lname = "Clock source",
c223da83
JA
2749 .type = FIO_OPT_STR,
2750 .cb = fio_clock_source_cb,
a609f12a 2751 .off1 = offsetof(struct thread_options, clocksource),
c223da83 2752 .help = "What type of timing source to use",
e8b0e958 2753 .category = FIO_OPT_C_GENERAL,
10860056 2754 .group = FIO_OPT_G_CLOCK,
c223da83 2755 .posval = {
67bf9823 2756#ifdef CONFIG_GETTIMEOFDAY
c223da83
JA
2757 { .ival = "gettimeofday",
2758 .oval = CS_GTOD,
2759 .help = "Use gettimeofday(2) for timing",
2760 },
67bf9823
JA
2761#endif
2762#ifdef CONFIG_CLOCK_GETTIME
c223da83
JA
2763 { .ival = "clock_gettime",
2764 .oval = CS_CGETTIME,
2765 .help = "Use clock_gettime(2) for timing",
2766 },
67bf9823 2767#endif
c223da83
JA
2768#ifdef ARCH_HAVE_CPU_CLOCK
2769 { .ival = "cpu",
2770 .oval = CS_CPUCLOCK,
2771 .help = "Use CPU private clock",
2772 },
2773#endif
2774 },
2775 },
214e1eca
JA
2776 {
2777 .name = "mem",
d3aad8f2 2778 .alias = "iomem",
e8b0e958 2779 .lname = "I/O Memory",
214e1eca
JA
2780 .type = FIO_OPT_STR,
2781 .cb = str_mem_cb,
a609f12a 2782 .off1 = offsetof(struct thread_options, mem_type),
214e1eca
JA
2783 .help = "Backing type for IO buffers",
2784 .def = "malloc",
e8b0e958
JA
2785 .category = FIO_OPT_C_IO,
2786 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2787 .posval = {
2788 { .ival = "malloc",
2789 .oval = MEM_MALLOC,
2790 .help = "Use malloc(3) for IO buffers",
2791 },
c8931876 2792#ifndef CONFIG_NO_SHM
37c8cdfe
JA
2793 { .ival = "shm",
2794 .oval = MEM_SHM,
2795 .help = "Use shared memory segments for IO buffers",
2796 },
214e1eca
JA
2797#ifdef FIO_HAVE_HUGETLB
2798 { .ival = "shmhuge",
2799 .oval = MEM_SHMHUGE,
2800 .help = "Like shm, but use huge pages",
2801 },
c8931876 2802#endif
b370e46a 2803#endif
37c8cdfe
JA
2804 { .ival = "mmap",
2805 .oval = MEM_MMAP,
2806 .help = "Use mmap(2) (file or anon) for IO buffers",
2807 },
217b0f1d
LG
2808 { .ival = "mmapshared",
2809 .oval = MEM_MMAPSHARED,
2810 .help = "Like mmap, but use the shared flag",
2811 },
214e1eca
JA
2812#ifdef FIO_HAVE_HUGETLB
2813 { .ival = "mmaphuge",
2814 .oval = MEM_MMAPHUGE,
2815 .help = "Like mmap, but use huge pages",
2816 },
03553853
YR
2817#endif
2818#ifdef CONFIG_CUDA
2819 { .ival = "cudamalloc",
2820 .oval = MEM_CUDA_MALLOC,
2821 .help = "Allocate GPU device memory for GPUDirect RDMA",
2822 },
214e1eca
JA
2823#endif
2824 },
2825 },
d529ee19
JA
2826 {
2827 .name = "iomem_align",
2828 .alias = "mem_align",
e8b0e958 2829 .lname = "I/O memory alignment",
d529ee19 2830 .type = FIO_OPT_INT,
a609f12a 2831 .off1 = offsetof(struct thread_options, mem_align),
d529ee19
JA
2832 .minval = 0,
2833 .help = "IO memory buffer offset alignment",
2834 .def = "0",
2835 .parent = "iomem",
d71c154c 2836 .hide = 1,
e8b0e958
JA
2837 .category = FIO_OPT_C_IO,
2838 .group = FIO_OPT_G_INVALID,
d529ee19 2839 },
214e1eca
JA
2840 {
2841 .name = "verify",
e8b0e958 2842 .lname = "Verify",
214e1eca 2843 .type = FIO_OPT_STR,
a609f12a 2844 .off1 = offsetof(struct thread_options, verify),
214e1eca
JA
2845 .help = "Verify data written",
2846 .def = "0",
e8b0e958 2847 .category = FIO_OPT_C_IO,
3ceb458f 2848 .group = FIO_OPT_G_VERIFY,
214e1eca
JA
2849 .posval = {
2850 { .ival = "0",
2851 .oval = VERIFY_NONE,
2852 .help = "Don't do IO verification",
2853 },
fcca4b58
JA
2854 { .ival = "md5",
2855 .oval = VERIFY_MD5,
2856 .help = "Use md5 checksums for verification",
2857 },
d77a7af3
JA
2858 { .ival = "crc64",
2859 .oval = VERIFY_CRC64,
2860 .help = "Use crc64 checksums for verification",
2861 },
214e1eca
JA
2862 { .ival = "crc32",
2863 .oval = VERIFY_CRC32,
2864 .help = "Use crc32 checksums for verification",
2865 },
af497e6a 2866 { .ival = "crc32c-intel",
e3aaafc4
JA
2867 .oval = VERIFY_CRC32C,
2868 .help = "Use crc32c checksums for verification (hw assisted, if available)",
af497e6a 2869 },
bac39e0e
JA
2870 { .ival = "crc32c",
2871 .oval = VERIFY_CRC32C,
e3aaafc4 2872 .help = "Use crc32c checksums for verification (hw assisted, if available)",
bac39e0e 2873 },
969f7ed3
JA
2874 { .ival = "crc16",
2875 .oval = VERIFY_CRC16,
2876 .help = "Use crc16 checksums for verification",
2877 },
1e154bdb
JA
2878 { .ival = "crc7",
2879 .oval = VERIFY_CRC7,
2880 .help = "Use crc7 checksums for verification",
2881 },
7c353ceb
JA
2882 { .ival = "sha1",
2883 .oval = VERIFY_SHA1,
2884 .help = "Use sha1 checksums for verification",
2885 },
cd14cc10
JA
2886 { .ival = "sha256",
2887 .oval = VERIFY_SHA256,
2888 .help = "Use sha256 checksums for verification",
2889 },
2890 { .ival = "sha512",
2891 .oval = VERIFY_SHA512,
2892 .help = "Use sha512 checksums for verification",
ae3a5acc
JA
2893 },
2894 { .ival = "sha3-224",
2895 .oval = VERIFY_SHA3_224,
2896 .help = "Use sha3-224 checksums for verification",
2897 },
2898 { .ival = "sha3-256",
2899 .oval = VERIFY_SHA3_256,
2900 .help = "Use sha3-256 checksums for verification",
2901 },
2902 { .ival = "sha3-384",
2903 .oval = VERIFY_SHA3_384,
2904 .help = "Use sha3-384 checksums for verification",
2905 },
2906 { .ival = "sha3-512",
2907 .oval = VERIFY_SHA3_512,
2908 .help = "Use sha3-512 checksums for verification",
cd14cc10 2909 },
844ea602
JA
2910 { .ival = "xxhash",
2911 .oval = VERIFY_XXHASH,
2912 .help = "Use xxhash checksums for verification",
2913 },
b638d82f
RP
2914 /* Meta information was included into verify_header,
2915 * 'meta' verification is implied by default. */
7437ee87 2916 { .ival = "meta",
b638d82f
RP
2917 .oval = VERIFY_HDR_ONLY,
2918 .help = "Use io information for verification. "
2919 "Now is implied by default, thus option is obsolete, "
2920 "don't use it",
7437ee87 2921 },
59245381
JA
2922 { .ival = "pattern",
2923 .oval = VERIFY_PATTERN_NO_HDR,
2924 .help = "Verify strict pattern",
2925 },
36690c9b
JA
2926 {
2927 .ival = "null",
2928 .oval = VERIFY_NULL,
2929 .help = "Pretend to verify",
2930 },
214e1eca
JA
2931 },
2932 },
005c565a
JA
2933 {
2934 .name = "do_verify",
e8b0e958 2935 .lname = "Perform verify step",
68e1f29a 2936 .type = FIO_OPT_BOOL,
a609f12a 2937 .off1 = offsetof(struct thread_options, do_verify),
005c565a
JA
2938 .help = "Run verification stage after write",
2939 .def = "1",
2940 .parent = "verify",
d71c154c 2941 .hide = 1,
e8b0e958
JA
2942 .category = FIO_OPT_C_IO,
2943 .group = FIO_OPT_G_VERIFY,
005c565a 2944 },
160b966d
JA
2945 {
2946 .name = "verifysort",
e8b0e958 2947 .lname = "Verify sort",
f31feaa2 2948 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA
2949 .category = FIO_OPT_C_IO,
2950 .group = FIO_OPT_G_VERIFY,
160b966d 2951 },
1ae83d45
JA
2952 {
2953 .name = "verifysort_nr",
cce2fdfe 2954 .lname = "Verify Sort Nr",
f31feaa2 2955 .type = FIO_OPT_SOFT_DEPRECATED,
836fcc0f
JA
2956 .category = FIO_OPT_C_IO,
2957 .group = FIO_OPT_G_VERIFY,
1ae83d45 2958 },
3f9f4e26 2959 {
a59e170d 2960 .name = "verify_interval",
e8b0e958 2961 .lname = "Verify interval",
e01b22b8 2962 .type = FIO_OPT_INT,
a609f12a 2963 .off1 = offsetof(struct thread_options, verify_interval),
819a9680 2964 .minval = 2 * sizeof(struct verify_header),
a59e170d 2965 .help = "Store verify buffer header every N bytes",
afdf9352 2966 .parent = "verify",
d71c154c 2967 .hide = 1,
20eb06bd 2968 .interval = 2 * sizeof(struct verify_header),
e8b0e958
JA
2969 .category = FIO_OPT_C_IO,
2970 .group = FIO_OPT_G_VERIFY,
3f9f4e26 2971 },
546a9142 2972 {
a59e170d 2973 .name = "verify_offset",
e8b0e958 2974 .lname = "Verify offset",
e01b22b8 2975 .type = FIO_OPT_INT,
a59e170d 2976 .help = "Offset verify header location by N bytes",
a609f12a 2977 .off1 = offsetof(struct thread_options, verify_offset),
203160d5 2978 .minval = sizeof(struct verify_header),
afdf9352 2979 .parent = "verify",
d71c154c 2980 .hide = 1,
e8b0e958
JA
2981 .category = FIO_OPT_C_IO,
2982 .group = FIO_OPT_G_VERIFY,
546a9142 2983 },
e28218f3
SL
2984 {
2985 .name = "verify_pattern",
e8b0e958 2986 .lname = "Verify pattern",
0e92f873 2987 .type = FIO_OPT_STR,
e28218f3 2988 .cb = str_verify_pattern_cb,
a609f12a 2989 .off1 = offsetof(struct thread_options, verify_pattern),
e28218f3
SL
2990 .help = "Fill pattern for IO buffers",
2991 .parent = "verify",
d71c154c 2992 .hide = 1,
e8b0e958
JA
2993 .category = FIO_OPT_C_IO,
2994 .group = FIO_OPT_G_VERIFY,
e28218f3 2995 },
a12a3b4d
JA
2996 {
2997 .name = "verify_fatal",
e8b0e958 2998 .lname = "Verify fatal",
68e1f29a 2999 .type = FIO_OPT_BOOL,
a609f12a 3000 .off1 = offsetof(struct thread_options, verify_fatal),
a12a3b4d
JA
3001 .def = "0",
3002 .help = "Exit on a single verify failure, don't continue",
3003 .parent = "verify",
d71c154c 3004 .hide = 1,
e8b0e958
JA
3005 .category = FIO_OPT_C_IO,
3006 .group = FIO_OPT_G_VERIFY,
a12a3b4d 3007 },
b463e936
JA
3008 {
3009 .name = "verify_dump",
e8b0e958 3010 .lname = "Verify dump",
b463e936 3011 .type = FIO_OPT_BOOL,
a609f12a 3012 .off1 = offsetof(struct thread_options, verify_dump),
ef71e317 3013 .def = "0",
b463e936
JA
3014 .help = "Dump contents of good and bad blocks on failure",
3015 .parent = "verify",
d71c154c 3016 .hide = 1,
e8b0e958
JA
3017 .category = FIO_OPT_C_IO,
3018 .group = FIO_OPT_G_VERIFY,
b463e936 3019 },
e8462bd8
JA
3020 {
3021 .name = "verify_async",
e8b0e958 3022 .lname = "Verify asynchronously",
e8462bd8 3023 .type = FIO_OPT_INT,
a609f12a 3024 .off1 = offsetof(struct thread_options, verify_async),
e8462bd8
JA
3025 .def = "0",
3026 .help = "Number of async verifier threads to use",
3027 .parent = "verify",
d71c154c 3028 .hide = 1,
e8b0e958
JA
3029 .category = FIO_OPT_C_IO,
3030 .group = FIO_OPT_G_VERIFY,
e8462bd8 3031 },
9e144189
JA
3032 {
3033 .name = "verify_backlog",
e8b0e958 3034 .lname = "Verify backlog",
9e144189 3035 .type = FIO_OPT_STR_VAL,
a609f12a 3036 .off1 = offsetof(struct thread_options, verify_backlog),
9e144189
JA
3037 .help = "Verify after this number of blocks are written",
3038 .parent = "verify",
d71c154c 3039 .hide = 1,
e8b0e958
JA
3040 .category = FIO_OPT_C_IO,
3041 .group = FIO_OPT_G_VERIFY,
9e144189
JA
3042 },
3043 {
3044 .name = "verify_backlog_batch",
e8b0e958 3045 .lname = "Verify backlog batch",
9e144189 3046 .type = FIO_OPT_INT,
a609f12a 3047 .off1 = offsetof(struct thread_options, verify_batch),
9e144189 3048 .help = "Verify this number of IO blocks",
0d29de83 3049 .parent = "verify",
d71c154c 3050 .hide = 1,
e8b0e958
JA
3051 .category = FIO_OPT_C_IO,
3052 .group = FIO_OPT_G_VERIFY,
9e144189 3053 },
e8462bd8
JA
3054#ifdef FIO_HAVE_CPU_AFFINITY
3055 {
3056 .name = "verify_async_cpus",
e8b0e958 3057 .lname = "Async verify CPUs",
e8462bd8
JA
3058 .type = FIO_OPT_STR,
3059 .cb = str_verify_cpus_allowed_cb,
a609f12a 3060 .off1 = offsetof(struct thread_options, verify_cpumask),
e8462bd8
JA
3061 .help = "Set CPUs allowed for async verify threads",
3062 .parent = "verify_async",
d71c154c 3063 .hide = 1,
e8b0e958
JA
3064 .category = FIO_OPT_C_IO,
3065 .group = FIO_OPT_G_VERIFY,
e8462bd8 3066 },
a275c37a
JA
3067#else
3068 {
3069 .name = "verify_async_cpus",
3070 .lname = "Async verify CPUs",
3071 .type = FIO_OPT_UNSUPPORTED,
54d0a315 3072 .help = "Your platform does not support CPU affinities",
a275c37a 3073 },
0d29de83 3074#endif
51aa2da8
JA
3075 {
3076 .name = "experimental_verify",
cce2fdfe 3077 .lname = "Experimental Verify",
a609f12a 3078 .off1 = offsetof(struct thread_options, experimental_verify),
51aa2da8 3079 .type = FIO_OPT_BOOL,
b31eaac9 3080 .help = "Enable experimental verification",
ca09be4b
JA
3081 .parent = "verify",
3082 .category = FIO_OPT_C_IO,
3083 .group = FIO_OPT_G_VERIFY,
3084 },
3085 {
3086 .name = "verify_state_load",
3087 .lname = "Load verify state",
a609f12a 3088 .off1 = offsetof(struct thread_options, verify_state),
ca09be4b
JA
3089 .type = FIO_OPT_BOOL,
3090 .help = "Load verify termination state",
3091 .parent = "verify",
3092 .category = FIO_OPT_C_IO,
3093 .group = FIO_OPT_G_VERIFY,
3094 },
3095 {
3096 .name = "verify_state_save",
3097 .lname = "Save verify state",
a609f12a 3098 .off1 = offsetof(struct thread_options, verify_state_save),
ca09be4b
JA
3099 .type = FIO_OPT_BOOL,
3100 .def = "1",
3101 .help = "Save verify state on termination",
3102 .parent = "verify",
836fcc0f
JA
3103 .category = FIO_OPT_C_IO,
3104 .group = FIO_OPT_G_VERIFY,
51aa2da8 3105 },
0d29de83
JA
3106#ifdef FIO_HAVE_TRIM
3107 {
3108 .name = "trim_percentage",
e8b0e958 3109 .lname = "Trim percentage",
0d29de83 3110 .type = FIO_OPT_INT,
a609f12a 3111 .off1 = offsetof(struct thread_options, trim_percentage),
20eb06bd 3112 .minval = 0,
0d29de83 3113 .maxval = 100,
169c098d 3114 .help = "Number of verify blocks to trim (i.e., discard)",
0d29de83
JA
3115 .parent = "verify",
3116 .def = "0",
20eb06bd 3117 .interval = 1,
d71c154c 3118 .hide = 1,
e8b0e958
JA
3119 .category = FIO_OPT_C_IO,
3120 .group = FIO_OPT_G_TRIM,
0d29de83
JA
3121 },
3122 {
3123 .name = "trim_verify_zero",
e8b0e958 3124 .lname = "Verify trim zero",
20eb06bd 3125 .type = FIO_OPT_BOOL,
169c098d 3126 .help = "Verify that trimmed (i.e., discarded) blocks are returned as zeroes",
a609f12a 3127 .off1 = offsetof(struct thread_options, trim_zero),
0d29de83 3128 .parent = "trim_percentage",
d71c154c 3129 .hide = 1,
0d29de83 3130 .def = "1",
e8b0e958
JA
3131 .category = FIO_OPT_C_IO,
3132 .group = FIO_OPT_G_TRIM,
0d29de83
JA
3133 },
3134 {
3135 .name = "trim_backlog",
e8b0e958 3136 .lname = "Trim backlog",
0d29de83 3137 .type = FIO_OPT_STR_VAL,
a609f12a 3138 .off1 = offsetof(struct thread_options, trim_backlog),
0d29de83
JA
3139 .help = "Trim after this number of blocks are written",
3140 .parent = "trim_percentage",
d71c154c 3141 .hide = 1,
20eb06bd 3142 .interval = 1,
e8b0e958
JA
3143 .category = FIO_OPT_C_IO,
3144 .group = FIO_OPT_G_TRIM,
0d29de83
JA
3145 },
3146 {
3147 .name = "trim_backlog_batch",
e8b0e958 3148 .lname = "Trim backlog batch",
0d29de83 3149 .type = FIO_OPT_INT,
a609f12a 3150 .off1 = offsetof(struct thread_options, trim_batch),
0d29de83
JA
3151 .help = "Trim this number of IO blocks",
3152 .parent = "trim_percentage",
d71c154c 3153 .hide = 1,
20eb06bd 3154 .interval = 1,
e8b0e958
JA
3155 .category = FIO_OPT_C_IO,
3156 .group = FIO_OPT_G_TRIM,
0d29de83 3157 },
a275c37a
JA
3158#else
3159 {
3160 .name = "trim_percentage",
3161 .lname = "Trim percentage",
3162 .type = FIO_OPT_UNSUPPORTED,
3163 .help = "Fio does not support TRIM on your platform",
3164 },
3165 {
3166 .name = "trim_verify_zero",
3167 .lname = "Verify trim zero",
3168 .type = FIO_OPT_UNSUPPORTED,
3169 .help = "Fio does not support TRIM on your platform",
3170 },
3171 {
3172 .name = "trim_backlog",
3173 .lname = "Trim backlog",
3174 .type = FIO_OPT_UNSUPPORTED,
3175 .help = "Fio does not support TRIM on your platform",
3176 },
3177 {
3178 .name = "trim_backlog_batch",
3179 .lname = "Trim backlog batch",
3180 .type = FIO_OPT_UNSUPPORTED,
3181 .help = "Fio does not support TRIM on your platform",
3182 },
e8462bd8 3183#endif
214e1eca
JA
3184 {
3185 .name = "write_iolog",
e8b0e958 3186 .lname = "Write I/O log",
214e1eca 3187 .type = FIO_OPT_STR_STORE,
a609f12a 3188 .off1 = offsetof(struct thread_options, write_iolog_file),
214e1eca 3189 .help = "Store IO pattern to file",
e8b0e958
JA
3190 .category = FIO_OPT_C_IO,
3191 .group = FIO_OPT_G_IOLOG,
214e1eca
JA
3192 },
3193 {
3194 .name = "read_iolog",
e8b0e958 3195 .lname = "Read I/O log",
214e1eca 3196 .type = FIO_OPT_STR_STORE,
a609f12a 3197 .off1 = offsetof(struct thread_options, read_iolog_file),
214e1eca 3198 .help = "Playback IO pattern from file",
e8b0e958
JA
3199 .category = FIO_OPT_C_IO,
3200 .group = FIO_OPT_G_IOLOG,
214e1eca 3201 },
98e7161c
AK
3202 {
3203 .name = "read_iolog_chunked",
3204 .lname = "Read I/O log in parts",
3205 .type = FIO_OPT_BOOL,
3206 .off1 = offsetof(struct thread_options, read_iolog_chunked),
3207 .def = "0",
3208 .parent = "read_iolog",
3209 .help = "Parse IO pattern in chunks",
3210 .category = FIO_OPT_C_IO,
3211 .group = FIO_OPT_G_IOLOG,
3212 },
64bbb865
DN
3213 {
3214 .name = "replay_no_stall",
e8b0e958 3215 .lname = "Don't stall on replay",
20eb06bd 3216 .type = FIO_OPT_BOOL,
a609f12a 3217 .off1 = offsetof(struct thread_options, no_stall),
64bbb865 3218 .def = "0",
87e7a972 3219 .parent = "read_iolog",
d71c154c 3220 .hide = 1,
64bbb865 3221 .help = "Playback IO pattern file as fast as possible without stalls",
e8b0e958
JA
3222 .category = FIO_OPT_C_IO,
3223 .group = FIO_OPT_G_IOLOG,
64bbb865 3224 },
d1c46c04
DN
3225 {
3226 .name = "replay_redirect",
e8b0e958 3227 .lname = "Redirect device for replay",
d1c46c04 3228 .type = FIO_OPT_STR_STORE,
a609f12a 3229 .off1 = offsetof(struct thread_options, replay_redirect),
d1c46c04 3230 .parent = "read_iolog",
d71c154c 3231 .hide = 1,
d1c46c04 3232 .help = "Replay all I/O onto this device, regardless of trace device",
e8b0e958
JA
3233 .category = FIO_OPT_C_IO,
3234 .group = FIO_OPT_G_IOLOG,
d1c46c04 3235 },
0c63576e
JA
3236 {
3237 .name = "replay_scale",
3238 .lname = "Replace offset scale factor",
3239 .type = FIO_OPT_INT,
a609f12a 3240 .off1 = offsetof(struct thread_options, replay_scale),
0c63576e
JA
3241 .parent = "read_iolog",
3242 .def = "1",
3243 .help = "Align offsets to this blocksize",
3244 .category = FIO_OPT_C_IO,
3245 .group = FIO_OPT_G_IOLOG,
3246 },
3247 {
3248 .name = "replay_align",
3249 .lname = "Replace alignment",
3250 .type = FIO_OPT_INT,
a609f12a 3251 .off1 = offsetof(struct thread_options, replay_align),
0c63576e
JA
3252 .parent = "read_iolog",
3253 .help = "Scale offset down by this factor",
3254 .category = FIO_OPT_C_IO,
3255 .group = FIO_OPT_G_IOLOG,
3256 .pow2 = 1,
3257 },
6dd7fa77
JA
3258 {
3259 .name = "replay_time_scale",
3260 .lname = "Replay Time Scale",
3261 .type = FIO_OPT_INT,
3262 .off1 = offsetof(struct thread_options, replay_time_scale),
3263 .def = "100",
3264 .minval = 1,
3265 .parent = "read_iolog",
3266 .hide = 1,
3267 .help = "Scale time for replay events",
3268 .category = FIO_OPT_C_IO,
3269 .group = FIO_OPT_G_IOLOG,
3270 },
d7235efb
JA
3271 {
3272 .name = "replay_skip",
3273 .lname = "Replay Skip",
3274 .type = FIO_OPT_STR,
3275 .cb = str_replay_skip_cb,
3276 .off1 = offsetof(struct thread_options, replay_skip),
3277 .parent = "read_iolog",
3278 .help = "Skip certain IO types (read,write,trim,flush)",
3279 .category = FIO_OPT_C_IO,
3280 .group = FIO_OPT_G_IOLOG,
3281 },
b9921d1a
DZ
3282 {
3283 .name = "merge_blktrace_file",
3284 .lname = "Merged blktrace output filename",
3285 .type = FIO_OPT_STR_STORE,
3286 .off1 = offsetof(struct thread_options, merge_blktrace_file),
3287 .help = "Merged blktrace output filename",
3288 .category = FIO_OPT_C_IO,
3289 .group = FIO_OPT_G_IOLOG,
3290 },
87a48ada
DZ
3291 {
3292 .name = "merge_blktrace_scalars",
3293 .lname = "Percentage to scale each trace",
3294 .type = FIO_OPT_FLOAT_LIST,
3295 .off1 = offsetof(struct thread_options, merge_blktrace_scalars),
3296 .maxlen = FIO_IO_U_LIST_MAX_LEN,
3297 .help = "Percentage to scale each trace",
3298 .category = FIO_OPT_C_IO,
3299 .group = FIO_OPT_G_IOLOG,
3300 },
55bfd8c8
DZ
3301 {
3302 .name = "merge_blktrace_iters",
3303 .lname = "Number of iterations to run per trace",
3304 .type = FIO_OPT_FLOAT_LIST,
3305 .off1 = offsetof(struct thread_options, merge_blktrace_iters),
3306 .maxlen = FIO_IO_U_LIST_MAX_LEN,
3307 .help = "Number of iterations to run per trace",
3308 .category = FIO_OPT_C_IO,
3309 .group = FIO_OPT_G_IOLOG,
3310 },
214e1eca
JA
3311 {
3312 .name = "exec_prerun",
e8b0e958 3313 .lname = "Pre-execute runnable",
214e1eca 3314 .type = FIO_OPT_STR_STORE,
a609f12a 3315 .off1 = offsetof(struct thread_options, exec_prerun),
214e1eca 3316 .help = "Execute this file prior to running job",
e8b0e958
JA
3317 .category = FIO_OPT_C_GENERAL,
3318 .group = FIO_OPT_G_INVALID,
214e1eca
JA
3319 },
3320 {
3321 .name = "exec_postrun",
e8b0e958 3322 .lname = "Post-execute runnable",
214e1eca 3323 .type = FIO_OPT_STR_STORE,
a609f12a 3324 .off1 = offsetof(struct thread_options, exec_postrun),
214e1eca 3325 .help = "Execute this file after running job",
e8b0e958
JA
3326 .category = FIO_OPT_C_GENERAL,
3327 .group = FIO_OPT_G_INVALID,
214e1eca
JA
3328 },
3329#ifdef FIO_HAVE_IOSCHED_SWITCH
3330 {
3331 .name = "ioscheduler",
e8b0e958 3332 .lname = "I/O scheduler",
214e1eca 3333 .type = FIO_OPT_STR_STORE,
a609f12a 3334 .off1 = offsetof(struct thread_options, ioscheduler),
214e1eca 3335 .help = "Use this IO scheduler on the backing device",
e8b0e958
JA
3336 .category = FIO_OPT_C_FILE,
3337 .group = FIO_OPT_G_INVALID,
214e1eca 3338 },
a275c37a
JA
3339#else
3340 {
3341 .name = "ioscheduler",
3342 .lname = "I/O scheduler",
3343 .type = FIO_OPT_UNSUPPORTED,
3344 .help = "Your platform does not support IO scheduler switching",
3345 },
214e1eca 3346#endif
7b865a2f
BVA
3347 {
3348 .name = "zonemode",
3349 .lname = "Zone mode",
3350 .help = "Mode for the zonesize, zonerange and zoneskip parameters",
3351 .type = FIO_OPT_STR,
3352 .off1 = offsetof(struct thread_options, zone_mode),
3353 .def = "none",
3354 .category = FIO_OPT_C_IO,
3355 .group = FIO_OPT_G_ZONE,
3356 .posval = {
3357 { .ival = "none",
3358 .oval = ZONE_MODE_NONE,
3359 .help = "no zoning",
3360 },
3361 { .ival = "strided",
3362 .oval = ZONE_MODE_STRIDED,
3363 .help = "strided mode - random I/O is restricted to a single zone",
3364 },
3365 { .ival = "zbd",
3366 .oval = ZONE_MODE_ZBD,
3367 .help = "zoned block device mode - random I/O selects one of multiple zones randomly",
3368 },
3369 },
3370 },
214e1eca
JA
3371 {
3372 .name = "zonesize",
e8b0e958 3373 .lname = "Zone size",
214e1eca 3374 .type = FIO_OPT_STR_VAL,
a609f12a 3375 .off1 = offsetof(struct thread_options, zone_size),
ed335855
SN
3376 .help = "Amount of data to read per zone",
3377 .def = "0",
20eb06bd 3378 .interval = 1024 * 1024,
e8b0e958
JA
3379 .category = FIO_OPT_C_IO,
3380 .group = FIO_OPT_G_ZONE,
ed335855 3381 },
b8dd9750
HH
3382 {
3383 .name = "zonecapacity",
3384 .lname = "Zone capacity",
3385 .type = FIO_OPT_STR_VAL,
3386 .off1 = offsetof(struct thread_options, zone_capacity),
3387 .help = "Capacity per zone",
3388 .def = "0",
3389 .interval = 1024 * 1024,
3390 .category = FIO_OPT_C_IO,
3391 .group = FIO_OPT_G_ZONE,
3392 },
ed335855
SN
3393 {
3394 .name = "zonerange",
e8b0e958 3395 .lname = "Zone range",
ed335855 3396 .type = FIO_OPT_STR_VAL,
a609f12a 3397 .off1 = offsetof(struct thread_options, zone_range),
214e1eca
JA
3398 .help = "Give size of an IO zone",
3399 .def = "0",
20eb06bd 3400 .interval = 1024 * 1024,
e8b0e958
JA
3401 .category = FIO_OPT_C_IO,
3402 .group = FIO_OPT_G_ZONE,
214e1eca
JA
3403 },
3404 {
3405 .name = "zoneskip",
e8b0e958 3406 .lname = "Zone skip",
214e1eca 3407 .type = FIO_OPT_STR_VAL,
a609f12a 3408 .off1 = offsetof(struct thread_options, zone_skip),
214e1eca
JA
3409 .help = "Space between IO zones",
3410 .def = "0",
20eb06bd 3411 .interval = 1024 * 1024,
e8b0e958
JA
3412 .category = FIO_OPT_C_IO,
3413 .group = FIO_OPT_G_ZONE,
214e1eca 3414 },
bfbdd35b
BVA
3415 {
3416 .name = "read_beyond_wp",
3417 .lname = "Allow reads beyond the zone write pointer",
3418 .type = FIO_OPT_BOOL,
3419 .off1 = offsetof(struct thread_options, read_beyond_wp),
3420 .help = "Allow reads beyond the zone write pointer",
3421 .def = "0",
3422 .category = FIO_OPT_C_IO,
3423 .group = FIO_OPT_G_INVALID,
3424 },
59b07544
BVA
3425 {
3426 .name = "max_open_zones",
219c662d 3427 .lname = "Per device/file maximum number of open zones",
59b07544
BVA
3428 .type = FIO_OPT_INT,
3429 .off1 = offsetof(struct thread_options, max_open_zones),
b7694961 3430 .maxval = ZBD_MAX_OPEN_ZONES,
219c662d
AD
3431 .help = "Limit on the number of simultaneously opened sequential write zones with zonemode=zbd",
3432 .def = "0",
3433 .category = FIO_OPT_C_IO,
3434 .group = FIO_OPT_G_INVALID,
3435 },
3436 {
3437 .name = "job_max_open_zones",
3438 .lname = "Job maximum number of open zones",
3439 .type = FIO_OPT_INT,
3440 .off1 = offsetof(struct thread_options, job_max_open_zones),
3441 .maxval = ZBD_MAX_OPEN_ZONES,
3442 .help = "Limit on the number of simultaneously opened sequential write zones with zonemode=zbd by one thread/process",
59b07544
BVA
3443 .def = "0",
3444 .category = FIO_OPT_C_IO,
3445 .group = FIO_OPT_G_INVALID,
3446 },
a7c2b6fc
BVA
3447 {
3448 .name = "zone_reset_threshold",
3449 .lname = "Zone reset threshold",
3450 .help = "Zoned block device reset threshold",
3451 .type = FIO_OPT_FLOAT_LIST,
3452 .maxlen = 1,
3453 .off1 = offsetof(struct thread_options, zrt),
3454 .minfp = 0,
3455 .maxfp = 1,
3456 .category = FIO_OPT_C_IO,
3457 .group = FIO_OPT_G_ZONE,
3458 },
3459 {
3460 .name = "zone_reset_frequency",
3461 .lname = "Zone reset frequency",
3462 .help = "Zoned block device zone reset frequency in HZ",
3463 .type = FIO_OPT_FLOAT_LIST,
3464 .maxlen = 1,
3465 .off1 = offsetof(struct thread_options, zrf),
3466 .minfp = 0,
3467 .maxfp = 1,
3468 .category = FIO_OPT_C_IO,
3469 .group = FIO_OPT_G_ZONE,
3470 },
214e1eca
JA
3471 {
3472 .name = "lockmem",
e8b0e958 3473 .lname = "Lock memory",
214e1eca 3474 .type = FIO_OPT_STR_VAL,
a609f12a 3475 .off1 = offsetof(struct thread_options, lockmem),
81c6b6cd 3476 .help = "Lock down this amount of memory (per worker)",
214e1eca 3477 .def = "0",
20eb06bd 3478 .interval = 1024 * 1024,
e8b0e958
JA
3479 .category = FIO_OPT_C_GENERAL,
3480 .group = FIO_OPT_G_INVALID,
214e1eca 3481 },
214e1eca
JA
3482 {
3483 .name = "rwmixread",
e8b0e958 3484 .lname = "Read/write mix read",
214e1eca 3485 .type = FIO_OPT_INT,
cb499fc4 3486 .cb = str_rwmix_read_cb,
a609f12a 3487 .off1 = offsetof(struct thread_options, rwmix[DDIR_READ]),
214e1eca
JA
3488 .maxval = 100,
3489 .help = "Percentage of mixed workload that is reads",
3490 .def = "50",
20eb06bd 3491 .interval = 5,
90265353 3492 .inverse = "rwmixwrite",
e8b0e958
JA
3493 .category = FIO_OPT_C_IO,
3494 .group = FIO_OPT_G_RWMIX,
214e1eca
JA
3495 },
3496 {
3497 .name = "rwmixwrite",
e8b0e958 3498 .lname = "Read/write mix write",
214e1eca 3499 .type = FIO_OPT_INT,
cb499fc4 3500 .cb = str_rwmix_write_cb,
a609f12a 3501 .off1 = offsetof(struct thread_options, rwmix[DDIR_WRITE]),
214e1eca
JA
3502 .maxval = 100,
3503 .help = "Percentage of mixed workload that is writes",
3504 .def = "50",