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engines/dfs: add DAOS File System (dfs) engine
[fio.git] / options.c
CommitLineData
214e1eca
JA		 1#include <stdio.h>
2#include <stdlib.h>
3#include <unistd.h>
4#include <ctype.h>
5#include <string.h>
214e1eca 6#include <assert.h>
5921e80c 7#include <sys/stat.h>
e13c3b50 8#include <netinet/in.h>
214e1eca
JA		 9
10#include "fio.h"
4f5af7b2 11#include "verify.h"
214e1eca 12#include "parse.h"
61b9861d 13#include "lib/pattern.h"
9f988e2e 14#include "options.h"
d220c761 15#include "optgroup.h"
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
JA		 29};
30
214e1eca
JA		 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
JA		 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
JA		 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
JA		 125 return 1;
126 }
127
d2835319
JA		 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
JA		 135 }
136
d2835319
JA		 137 split->nr = i;
138 return 0;
139}
140
59466396
JA		 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
JA		 186 return 1;
187 }
d711cce5 188
564ca972
JA		 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
JA		 200 bsp->perc = (100 - perc) / perc_missing;
201 }
202 }
203
83ea422a
JA		 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
JA		 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;
8f39afa7 1474 td->o.start_offset_nz = 0;
872e0415
JA		 1475 dprint(FD_PARSE, "SET start_offset_percent %d\n",
1476 td->o.start_offset_percent);
8f39afa7
AD		 1477 } else if (parse_is_zone(v)) {
1478 td->o.start_offset = 0;
1479 td->o.start_offset_percent = 0;
1480 td->o.start_offset_nz = v - ZONE_BASE_VAL;
89978a6b
BW		 1481 } else
1482 td->o.start_offset = v;
1483
1484 return 0;
1485}
1486
0b288ba1
VF		 1487static int str_offset_increment_cb(void *data, unsigned long long *__val)
1488{
1489 struct thread_data *td = cb_data_to_td(data);
1490 unsigned long long v = *__val;
1491
1492 if (parse_is_percent(v)) {
1493 td->o.offset_increment = 0;
1494 td->o.offset_increment_percent = -1ULL - v;
8f39afa7 1495 td->o.offset_increment_nz = 0;
0b288ba1
VF		 1496 dprint(FD_PARSE, "SET offset_increment_percent %d\n",
1497 td->o.offset_increment_percent);
8f39afa7
AD		 1498 } else if (parse_is_zone(v)) {
1499 td->o.offset_increment = 0;
1500 td->o.offset_increment_percent = 0;
1501 td->o.offset_increment_nz = v - ZONE_BASE_VAL;
0b288ba1
VF		 1502 } else
1503 td->o.offset_increment = v;
1504
1505 return 0;
1506}
1507
7bb59102
JA		 1508static int str_size_cb(void *data, unsigned long long *__val)
1509{
a609f12a 1510 struct thread_data *td = cb_data_to_td(data);
7bb59102
JA		 1511 unsigned long long v = *__val;
1512
1513 if (parse_is_percent(v)) {
1514 td->o.size = 0;
1515 td->o.size_percent = -1ULL - v;
24e4321c
TK		 1516 dprint(FD_PARSE, "SET size_percent %d\n",
1517 td->o.size_percent);
8f39afa7
AD		 1518 } else if (parse_is_zone(v)) {
1519 td->o.size = 0;
1520 td->o.size_percent = 0;
1521 td->o.size_nz = v - ZONE_BASE_VAL;
7bb59102
JA		 1522 } else
1523 td->o.size = v;
1524
1525 return 0;
1526}
1527
8b38f401
AD		 1528static int str_io_size_cb(void *data, unsigned long long *__val)
1529{
1530 struct thread_data *td = cb_data_to_td(data);
1531 unsigned long long v = *__val;
1532
f248a525 1533 if (parse_is_percent_uncapped(v)) {
8b38f401
AD		 1534 td->o.io_size = 0;
1535 td->o.io_size_percent = -1ULL - v;
f248a525
AD		 1536 if (td->o.io_size_percent > 100) {
1537 log_err("fio: io_size values greater than 100%% aren't supported\n");
1538 return 1;
1539 }
8b38f401
AD		 1540 dprint(FD_PARSE, "SET io_size_percent %d\n",
1541 td->o.io_size_percent);
8f39afa7
AD		 1542 } else if (parse_is_zone(v)) {
1543 td->o.io_size = 0;
1544 td->o.io_size_percent = 0;
1545 td->o.io_size_nz = v - ZONE_BASE_VAL;
8b38f401
AD		 1546 } else
1547 td->o.io_size = v;
1548
1549 return 0;
1550}
1551
8f39afa7
AD		 1552static int str_zoneskip_cb(void *data, unsigned long long *__val)
1553{
1554 struct thread_data *td = cb_data_to_td(data);
1555 unsigned long long v = *__val;
1556
1557 if (parse_is_zone(v)) {
1558 td->o.zone_skip = 0;
1559 td->o.zone_skip_nz = v - ZONE_BASE_VAL;
1560 } else
1561 td->o.zone_skip = v;
1562
1563 return 0;
1564}
1565
dded427c
OS		 1566static int str_write_bw_log_cb(void *data, const char *str)
1567{
1568 struct thread_data *td = cb_data_to_td(data);
1569
1570 if (str)
1571 td->o.bw_log_file = strdup(str);
1572
1573 td->o.write_bw_log = 1;
1574 return 0;
1575}
1576
1577static int str_write_lat_log_cb(void *data, const char *str)
1578{
1579 struct thread_data *td = cb_data_to_td(data);
1580
1581 if (str)
1582 td->o.lat_log_file = strdup(str);
1583
1584 td->o.write_lat_log = 1;
1585 return 0;
1586}
1587
1588static int str_write_iops_log_cb(void *data, const char *str)
1589{
1590 struct thread_data *td = cb_data_to_td(data);
1591
1592 if (str)
1593 td->o.iops_log_file = strdup(str);
1594
1595 td->o.write_iops_log = 1;
1596 return 0;
1597}
1598
1599static int str_write_hist_log_cb(void *data, const char *str)
1600{
1601 struct thread_data *td = cb_data_to_td(data);
1602
1603 if (str)
1604 td->o.hist_log_file = strdup(str);
1605
1606 td->o.write_hist_log = 1;
1607 return 0;
1608}
1609
6730b40f
TK		 1610/*
1611 * str is supposed to be a substring of the strdup'd original string,
1612 * and is valid only if it's a regular file path.
1613 * This function keeps the pointer to the path as needed later.
1614 *
1615 * "external:/path/to/so\0" <- original pointer updated with strdup'd
1616 * "external\0" <- above pointer after parsed, i.e. ->ioengine
1617 * "/path/to/so\0" <- str argument, i.e. ->ioengine_so_path
1618 */
1619static int str_ioengine_external_cb(void *data, const char *str)
1620{
1621 struct thread_data *td = cb_data_to_td(data);
1622 struct stat sb;
1623 char *p;
1624
1625 if (!str) {
1626 log_err("fio: null external ioengine path\n");
1627 return 1;
1628 }
1629
1630 p = (char *)str; /* str is mutable */
1631 strip_blank_front(&p);
1632 strip_blank_end(p);
1633
1634 if (stat(p, &sb) || !S_ISREG(sb.st_mode)) {
1635 log_err("fio: invalid external ioengine path \"%s\"\n", p);
1636 return 1;
1637 }
1638
1639 td->o.ioengine_so_path = p;
1640 return 0;
1641}
1642
9109883a 1643static int rw_verify(const struct fio_option *o, void *data)
896cac2a 1644{
a609f12a 1645 struct thread_data *td = cb_data_to_td(data);
896cac2a 1646
d81d0f99
VF		 1647 if (read_only && (td_write(td) || td_trim(td))) {
1648 log_err("fio: job <%s> has write or trim bit set, but"
1649 " fio is in read-only mode\n", td->o.name);
896cac2a
JA		 1650 return 1;
1651 }
1652
1653 return 0;
1654}
1655
9109883a 1656static int gtod_cpu_verify(const struct fio_option *o, void *data)
29d43ff9 1657{
276ca4f7 1658#ifndef FIO_HAVE_CPU_AFFINITY
a609f12a 1659 struct thread_data *td = cb_data_to_td(data);
29d43ff9 1660
29d43ff9
JA		 1661 if (td->o.gtod_cpu) {
1662 log_err("fio: platform must support CPU affinity for"
1663 "gettimeofday() offloading\n");
1664 return 1;
1665 }
1666#endif
1667
1668 return 0;
1669}
1670
214e1eca
JA		 1671/*
1672 * Map of job/command line options
1673 */
9af4a244 1674struct fio_option fio_options[FIO_MAX_OPTS] = {
214e1eca
JA		 1675 {
1676 .name = "description",
e8b0e958 1677 .lname = "Description of job",
214e1eca 1678 .type = FIO_OPT_STR_STORE,
a609f12a 1679 .off1 = offsetof(struct thread_options, description),
214e1eca 1680 .help = "Text job description",
e8b0e958 1681 .category = FIO_OPT_C_GENERAL,
0626037e 1682 .group = FIO_OPT_G_DESC,
214e1eca
JA		 1683 },
1684 {
1685 .name = "name",
e8b0e958 1686 .lname = "Job name",
214e1eca 1687 .type = FIO_OPT_STR_STORE,
a609f12a 1688 .off1 = offsetof(struct thread_options, name),
214e1eca 1689 .help = "Name of this job",
e8b0e958 1690 .category = FIO_OPT_C_GENERAL,
0626037e 1691 .group = FIO_OPT_G_DESC,
214e1eca 1692 },
9cc8cb91
AK		 1693 {
1694 .name = "wait_for",
1695 .lname = "Waitee name",
1696 .type = FIO_OPT_STR_STORE,
a609f12a 1697 .off1 = offsetof(struct thread_options, wait_for),
9cc8cb91
AK		 1698 .help = "Name of the job this one wants to wait for before starting",
1699 .category = FIO_OPT_C_GENERAL,
1700 .group = FIO_OPT_G_DESC,
1701 },
214e1eca
JA		 1702 {
1703 .name = "filename",
e8b0e958 1704 .lname = "Filename(s)",
214e1eca 1705 .type = FIO_OPT_STR_STORE,
a609f12a 1706 .off1 = offsetof(struct thread_options, filename),
46576743 1707 .maxlen = PATH_MAX,
214e1eca 1708 .cb = str_filename_cb,
f0d524b0 1709 .prio = -1, /* must come after "directory" */
214e1eca 1710 .help = "File(s) to use for the workload",
e8b0e958 1711 .category = FIO_OPT_C_FILE,
0626037e 1712 .group = FIO_OPT_G_FILENAME,
214e1eca 1713 },
90fef2d1 1714 {
e8b0e958
JA		 1715 .name = "directory",
1716 .lname = "Directory",
1717 .type = FIO_OPT_STR_STORE,
a609f12a 1718 .off1 = offsetof(struct thread_options, directory),
e8b0e958
JA		 1719 .cb = str_directory_cb,
1720 .help = "Directory to store files in",
1721 .category = FIO_OPT_C_FILE,
0626037e 1722 .group = FIO_OPT_G_FILENAME,
90fef2d1 1723 },
de98bd30
JA		 1724 {
1725 .name = "filename_format",
922a5be8 1726 .lname = "Filename Format",
de98bd30 1727 .type = FIO_OPT_STR_STORE,
a609f12a 1728 .off1 = offsetof(struct thread_options, filename_format),
de98bd30
JA		 1729 .prio = -1, /* must come after "directory" */
1730 .help = "Override default $jobname.$jobnum.$filenum naming",
1731 .def = "$jobname.$jobnum.$filenum",
93bb626a
JA		 1732 .category = FIO_OPT_C_FILE,
1733 .group = FIO_OPT_G_FILENAME,
ad705bcb 1734 },
922a5be8
JA		 1735 {
1736 .name = "unique_filename",
1737 .lname = "Unique Filename",
1738 .type = FIO_OPT_BOOL,
a609f12a 1739 .off1 = offsetof(struct thread_options, unique_filename),
922a5be8
JA		 1740 .help = "For network clients, prefix file with source IP",
1741 .def = "1",
1742 .category = FIO_OPT_C_FILE,
1743 .group = FIO_OPT_G_FILENAME,
1744 },
29c1349f
JA		 1745 {
1746 .name = "lockfile",
e8b0e958 1747 .lname = "Lockfile",
4d4e80f2 1748 .type = FIO_OPT_STR,
a609f12a 1749 .off1 = offsetof(struct thread_options, file_lock_mode),
29c1349f 1750 .help = "Lock file when doing IO to it",
bc6a0a5d 1751 .prio = 1,
29c1349f 1752 .parent = "filename",
d71c154c 1753 .hide = 0,
4d4e80f2 1754 .def = "none",
e8b0e958 1755 .category = FIO_OPT_C_FILE,
0626037e 1756 .group = FIO_OPT_G_FILENAME,
4d4e80f2
JA		 1757 .posval = {
1758 { .ival = "none",
1759 .oval = FILE_LOCK_NONE,
1760 .help = "No file locking",
1761 },
1762 { .ival = "exclusive",
1763 .oval = FILE_LOCK_EXCLUSIVE,
1764 .help = "Exclusive file lock",
1765 },
1766 {
1767 .ival = "readwrite",
1768 .oval = FILE_LOCK_READWRITE,
1769 .help = "Read vs write lock",
1770 },
1771 },
29c1349f 1772 },
214e1eca
JA		 1773 {
1774 .name = "opendir",
e8b0e958 1775 .lname = "Open directory",
214e1eca 1776 .type = FIO_OPT_STR_STORE,
a609f12a 1777 .off1 = offsetof(struct thread_options, opendir),
214e1eca
JA		 1778 .cb = str_opendir_cb,
1779 .help = "Recursively add files from this directory and down",
e8b0e958 1780 .category = FIO_OPT_C_FILE,
0626037e 1781 .group = FIO_OPT_G_FILENAME,
214e1eca
JA		 1782 },
1783 {
1784 .name = "rw",
e8b0e958 1785 .lname = "Read/write",
d3aad8f2 1786 .alias = "readwrite",
214e1eca 1787 .type = FIO_OPT_STR,
211097b2 1788 .cb = str_rw_cb,
a609f12a 1789 .off1 = offsetof(struct thread_options, td_ddir),
214e1eca
JA		 1790 .help = "IO direction",
1791 .def = "read",
896cac2a 1792 .verify = rw_verify,
e8b0e958 1793 .category = FIO_OPT_C_IO,
0626037e 1794 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1795 .posval = {
1796 { .ival = "read",
1797 .oval = TD_DDIR_READ,
1798 .help = "Sequential read",
1799 },
1800 { .ival = "write",
1801 .oval = TD_DDIR_WRITE,
1802 .help = "Sequential write",
1803 },
6eaf09d6
SL		 1804 { .ival = "trim",
1805 .oval = TD_DDIR_TRIM,
1806 .help = "Sequential trim",
1807 },
214e1eca
JA		 1808 { .ival = "randread",
1809 .oval = TD_DDIR_RANDREAD,
1810 .help = "Random read",
1811 },
1812 { .ival = "randwrite",
1813 .oval = TD_DDIR_RANDWRITE,
1814 .help = "Random write",
1815 },
6eaf09d6
SL		 1816 { .ival = "randtrim",
1817 .oval = TD_DDIR_RANDTRIM,
1818 .help = "Random trim",
1819 },
214e1eca
JA		 1820 { .ival = "rw",
1821 .oval = TD_DDIR_RW,
1822 .help = "Sequential read and write mix",
1823 },
10b023db
JA		 1824 { .ival = "readwrite",
1825 .oval = TD_DDIR_RW,
1826 .help = "Sequential read and write mix",
1827 },
214e1eca
JA		 1828 { .ival = "randrw",
1829 .oval = TD_DDIR_RANDRW,
1830 .help = "Random read and write mix"
1831 },
82a90686
JA		 1832 { .ival = "trimwrite",
1833 .oval = TD_DDIR_TRIMWRITE,
1834 .help = "Trim and write mix, trims preceding writes"
0e4dd95c 1835 },
214e1eca
JA		 1836 },
1837 },
38dad62d
JA		 1838 {
1839 .name = "rw_sequencer",
e8b0e958 1840 .lname = "RW Sequencer",
38dad62d 1841 .type = FIO_OPT_STR,
a609f12a 1842 .off1 = offsetof(struct thread_options, rw_seq),
38dad62d
JA		 1843 .help = "IO offset generator modifier",
1844 .def = "sequential",
e8b0e958 1845 .category = FIO_OPT_C_IO,
0626037e 1846 .group = FIO_OPT_G_IO_BASIC,
38dad62d
JA		 1847 .posval = {
1848 { .ival = "sequential",
1849 .oval = RW_SEQ_SEQ,
1850 .help = "Generate sequential offsets",
1851 },
1852 { .ival = "identical",
1853 .oval = RW_SEQ_IDENT,
1854 .help = "Generate identical offsets",
1855 },
1856 },
1857 },
1858
214e1eca
JA		 1859 {
1860 .name = "ioengine",
e8b0e958 1861 .lname = "IO Engine",
214e1eca 1862 .type = FIO_OPT_STR_STORE,
a609f12a 1863 .off1 = offsetof(struct thread_options, ioengine),
214e1eca 1864 .help = "IO engine to use",
58483fa4 1865 .def = FIO_PREFERRED_ENGINE,
e8b0e958 1866 .category = FIO_OPT_C_IO,
0626037e 1867 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1868 .posval = {
1869 { .ival = "sync",
1870 .help = "Use read/write",
1871 },
a31041ea 1872 { .ival = "psync",
1873 .help = "Use pread/pwrite",
1874 },
1d2af02a 1875 { .ival = "vsync",
03e20d68 1876 .help = "Use readv/writev",
1d2af02a 1877 },
07fc0acd
JA		 1878#ifdef CONFIG_PWRITEV
1879 { .ival = "pvsync",
1880 .help = "Use preadv/pwritev",
1881 },
1882#endif
6562685f 1883#ifdef FIO_HAVE_PWRITEV2
2cafffbe
JA		 1884 { .ival = "pvsync2",
1885 .help = "Use preadv2/pwritev2",
1886 },
1887#endif
67bf9823 1888#ifdef CONFIG_LIBAIO
214e1eca
JA		 1889 { .ival = "libaio",
1890 .help = "Linux native asynchronous IO",
1891 },
1892#endif
bffad86f
JA		 1893#ifdef ARCH_HAVE_IOURING
1894 { .ival = "io_uring",
1895 .help = "Fast Linux native aio",
52885fa2
JA		 1896 },
1897#endif
67bf9823 1898#ifdef CONFIG_POSIXAIO
214e1eca
JA		 1899 { .ival = "posixaio",
1900 .help = "POSIX asynchronous IO",
1901 },
417f0068 1902#endif
997843cb 1903#ifdef CONFIG_SOLARISAIO
417f0068
JA		 1904 { .ival = "solarisaio",
1905 .help = "Solaris native asynchronous IO",
1906 },
214e1eca 1907#endif
4700b234 1908#ifdef CONFIG_WINDOWSAIO
03e20d68 1909 { .ival = "windowsaio",
3be80071 1910 .help = "Windows native asynchronous IO"
de890a1e 1911 },
fc5c0345
DG		 1912#endif
1913#ifdef CONFIG_RBD
1914 { .ival = "rbd",
1915 .help = "Rados Block Device asynchronous IO"
1916 },
3be80071 1917#endif
214e1eca 1918 { .ival = "mmap",
03e20d68 1919 .help = "Memory mapped IO"
214e1eca 1920 },
67bf9823 1921#ifdef CONFIG_LINUX_SPLICE
214e1eca
JA		 1922 { .ival = "splice",
1923 .help = "splice/vmsplice based IO",
1924 },
9cce02e8
JA		 1925 { .ival = "netsplice",
1926 .help = "splice/vmsplice to/from the network",
1927 },
214e1eca
JA		 1928#endif
1929#ifdef FIO_HAVE_SGIO
1930 { .ival = "sg",
1931 .help = "SCSI generic v3 IO",
1932 },
1933#endif
1934 { .ival = "null",
1935 .help = "Testing engine (no data transfer)",
1936 },
1937 { .ival = "net",
1938 .help = "Network IO",
1939 },
214e1eca 1940 { .ival = "cpuio",
03e20d68 1941 .help = "CPU cycle burner engine",
214e1eca 1942 },
67bf9823 1943#ifdef CONFIG_RDMA
21b8aee8 1944 { .ival = "rdma",
1945 .help = "RDMA IO engine",
1946 },
8200b8c7 1947#endif
997843cb 1948#ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT
1ecc95ca
JA		 1949 { .ival = "e4defrag",
1950 .help = "ext4 defrag engine",
1951 },
1952#endif
997843cb 1953#ifdef CONFIG_LINUX_FALLOCATE
1ecc95ca
JA		 1954 { .ival = "falloc",
1955 .help = "fallocate() file based engine",
1956 },
b8c82a46 1957#endif
a7c386f4 1958#ifdef CONFIG_GFAPI
1959 { .ival = "gfapi",
cc47f094 1960 .help = "Glusterfs libgfapi(sync) based engine"
1961 },
1962 { .ival = "gfapi_async",
1963 .help = "Glusterfs libgfapi(async) based engine"
a7c386f4 1964 },
1965#endif
1b10477b 1966#ifdef CONFIG_LIBHDFS
b74e419e 1967 { .ival = "libhdfs",
1b10477b
MM		 1968 .help = "Hadoop Distributed Filesystem (HDFS) engine"
1969 },
5c4ef02e
JA		 1970#endif
1971#ifdef CONFIG_PMEMBLK
1972 { .ival = "pmemblk",
363a5f65 1973 .help = "PMDK libpmemblk based IO engine",
5c4ef02e
JA		 1974 },
1975
104ee4de 1976#endif
a40e7a59
GB		 1977#ifdef CONFIG_IME
1978 { .ival = "ime_psync",
1979 .help = "DDN's IME synchronous IO engine",
1980 },
1981 { .ival = "ime_psyncv",
1982 .help = "DDN's IME synchronous IO engine using iovecs",
1983 },
1984 { .ival = "ime_aio",
1985 .help = "DDN's IME asynchronous IO engine",
1986 },
1987#endif
104ee4de
DJ		 1988#ifdef CONFIG_LINUX_DEVDAX
1989 { .ival = "dev-dax",
1990 .help = "DAX Device based IO engine",
1991 },
1b10477b 1992#endif
edc5fa12
JA		 1993 {
1994 .ival = "filecreate",
1995 .help = "File creation engine",
1996 },
214e1eca
JA		 1997 { .ival = "external",
1998 .help = "Load external engine (append name)",
6730b40f 1999 .cb = str_ioengine_external_cb,
214e1eca 2000 },
ae0db592
TI		 2001#ifdef CONFIG_LIBPMEM
2002 { .ival = "libpmem",
363a5f65 2003 .help = "PMDK libpmem based IO engine",
ae0db592 2004 },
c2f6a13d
LMB		 2005#endif
2006#ifdef CONFIG_HTTP
2007 { .ival = "http",
2008 .help = "HTTP (WebDAV/S3) IO engine",
2009 },
ae0db592 2010#endif
d643a1e2
RJ		 2011 { .ival = "nbd",
2012 .help = "Network Block Device (NBD) IO engine"
2013 },
c363fdd7
JL		 2014#ifdef CONFIG_DFS
2015 { .ival = "dfs",
2016 .help = "DAOS File System (dfs) IO engine",
2017 },
2018#endif
214e1eca
JA		 2019 },
2020 },
2021 {
2022 .name = "iodepth",
e8b0e958 2023 .lname = "IO Depth",
214e1eca 2024 .type = FIO_OPT_INT,
a609f12a 2025 .off1 = offsetof(struct thread_options, iodepth),
03e20d68 2026 .help = "Number of IO buffers to keep in flight",
757aff4f 2027 .minval = 1,
20eb06bd 2028 .interval = 1,
214e1eca 2029 .def = "1",
e8b0e958 2030 .category = FIO_OPT_C_IO,
0626037e 2031 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 2032 },
2033 {
2034 .name = "iodepth_batch",
e8b0e958 2035 .lname = "IO Depth batch",
4950421a 2036 .alias = "iodepth_batch_submit",
214e1eca 2037 .type = FIO_OPT_INT,
a609f12a 2038 .off1 = offsetof(struct thread_options, iodepth_batch),
d65db441 2039 .help = "Number of IO buffers to submit in one go",
afdf9352 2040 .parent = "iodepth",
d71c154c 2041 .hide = 1,
20eb06bd 2042 .interval = 1,
a2e6f8ac 2043 .def = "1",
e8b0e958 2044 .category = FIO_OPT_C_IO,
0626037e 2045 .group = FIO_OPT_G_IO_BASIC,
4950421a
JA		 2046 },
2047 {
82407585
RP		 2048 .name = "iodepth_batch_complete_min",
2049 .lname = "Min IO depth batch complete",
2050 .alias = "iodepth_batch_complete",
4950421a 2051 .type = FIO_OPT_INT,
a609f12a 2052 .off1 = offsetof(struct thread_options, iodepth_batch_complete_min),
82407585 2053 .help = "Min number of IO buffers to retrieve in one go",
4950421a 2054 .parent = "iodepth",
d71c154c 2055 .hide = 1,
4950421a 2056 .minval = 0,
20eb06bd 2057 .interval = 1,
4950421a 2058 .def = "1",
e8b0e958 2059 .category = FIO_OPT_C_IO,
0626037e 2060 .group = FIO_OPT_G_IO_BASIC,
214e1eca 2061 },
82407585
RP		 2062 {
2063 .name = "iodepth_batch_complete_max",
2064 .lname = "Max IO depth batch complete",
2065 .type = FIO_OPT_INT,
a609f12a 2066 .off1 = offsetof(struct thread_options, iodepth_batch_complete_max),
82407585
RP		 2067 .help = "Max number of IO buffers to retrieve in one go",
2068 .parent = "iodepth",
2069 .hide = 1,
2070 .minval = 0,
2071 .interval = 1,
2072 .category = FIO_OPT_C_IO,
2073 .group = FIO_OPT_G_IO_BASIC,
2074 },
214e1eca
JA		 2075 {
2076 .name = "iodepth_low",
e8b0e958 2077 .lname = "IO Depth batch low",
214e1eca 2078 .type = FIO_OPT_INT,
a609f12a 2079 .off1 = offsetof(struct thread_options, iodepth_low),
214e1eca 2080 .help = "Low water mark for queuing depth",
afdf9352 2081 .parent = "iodepth",
d71c154c 2082 .hide = 1,
20eb06bd 2083 .interval = 1,
e8b0e958 2084 .category = FIO_OPT_C_IO,
0626037e 2085 .group = FIO_OPT_G_IO_BASIC,
214e1eca 2086 },
997b5680
SW		 2087 {
2088 .name = "serialize_overlap",
2089 .lname = "Serialize overlap",
2090 .off1 = offsetof(struct thread_options, serialize_overlap),
2091 .type = FIO_OPT_BOOL,
2092 .help = "Wait for in-flight IOs that collide to complete",
2093 .parent = "iodepth",
2094 .def = "0",
2095 .category = FIO_OPT_C_IO,
2096 .group = FIO_OPT_G_IO_BASIC,
2097 },
a9da8ab2
JA		 2098 {
2099 .name = "io_submit_mode",
2100 .lname = "IO submit mode",
2101 .type = FIO_OPT_STR,
a609f12a 2102 .off1 = offsetof(struct thread_options, io_submit_mode),
a9da8ab2
JA		 2103 .help = "How IO submissions and completions are done",
2104 .def = "inline",
2105 .category = FIO_OPT_C_IO,
2106 .group = FIO_OPT_G_IO_BASIC,
2107 .posval = {
2108 { .ival = "inline",
2109 .oval = IO_MODE_INLINE,
2110 .help = "Submit and complete IO inline",
2111 },
2112 { .ival = "offload",
2113 .oval = IO_MODE_OFFLOAD,
2114 .help = "Offload submit and complete to threads",
2115 },
2116 },
2117 },
214e1eca
JA		 2118 {
2119 .name = "size",
e8b0e958 2120 .lname = "Size",
8f39afa7 2121 .type = FIO_OPT_STR_VAL_ZONE,
7bb59102 2122 .cb = str_size_cb,
a609f12a 2123 .off1 = offsetof(struct thread_options, size),
214e1eca 2124 .help = "Total size of device or files",
e8b0e958
JA		 2125 .category = FIO_OPT_C_IO,
2126 .group = FIO_OPT_G_INVALID,
214e1eca 2127 },
77731b29 2128 {
a4d3b4db
JA		 2129 .name = "io_size",
2130 .alias = "io_limit",
2131 .lname = "IO Size",
8f39afa7 2132 .type = FIO_OPT_STR_VAL_ZONE,
8b38f401 2133 .cb = str_io_size_cb,
5be9bf09 2134 .off1 = offsetof(struct thread_options, io_size),
1684f7fd 2135 .help = "Total size of I/O to be performed",
77731b29
JA		 2136 .category = FIO_OPT_C_IO,
2137 .group = FIO_OPT_G_INVALID,
2138 },
aa31f1f1
SL		 2139 {
2140 .name = "fill_device",
e8b0e958 2141 .lname = "Fill device",
74586c1e 2142 .alias = "fill_fs",
aa31f1f1 2143 .type = FIO_OPT_BOOL,
a609f12a 2144 .off1 = offsetof(struct thread_options, fill_device),
aa31f1f1
SL		 2145 .help = "Write until an ENOSPC error occurs",
2146 .def = "0",
e8b0e958
JA		 2147 .category = FIO_OPT_C_FILE,
2148 .group = FIO_OPT_G_INVALID,
aa31f1f1 2149 },
214e1eca
JA		 2150 {
2151 .name = "filesize",
e8b0e958 2152 .lname = "File size",
214e1eca 2153 .type = FIO_OPT_STR_VAL,
a609f12a
JA		 2154 .off1 = offsetof(struct thread_options, file_size_low),
2155 .off2 = offsetof(struct thread_options, file_size_high),
c3edbdba 2156 .minval = 1,
214e1eca 2157 .help = "Size of individual files",
20eb06bd 2158 .interval = 1024 * 1024,
e8b0e958
JA		 2159 .category = FIO_OPT_C_FILE,
2160 .group = FIO_OPT_G_INVALID,
214e1eca 2161 },
bedc9dc2
JA		 2162 {
2163 .name = "file_append",
2164 .lname = "File append",
2165 .type = FIO_OPT_BOOL,
a609f12a 2166 .off1 = offsetof(struct thread_options, file_append),
bedc9dc2
JA		 2167 .help = "IO will start at the end of the file(s)",
2168 .def = "0",
2169 .category = FIO_OPT_C_FILE,
2170 .group = FIO_OPT_G_INVALID,
2171 },
67a1000f
JA		 2172 {
2173 .name = "offset",
e8b0e958 2174 .lname = "IO offset",
67a1000f 2175 .alias = "fileoffset",
8f39afa7 2176 .type = FIO_OPT_STR_VAL_ZONE,
89978a6b 2177 .cb = str_offset_cb,
a609f12a 2178 .off1 = offsetof(struct thread_options, start_offset),
67a1000f
JA		 2179 .help = "Start IO from this offset",
2180 .def = "0",
e8b0e958
JA		 2181 .category = FIO_OPT_C_IO,
2182 .group = FIO_OPT_G_INVALID,
67a1000f 2183 },
83c8b093
JF		 2184 {
2185 .name = "offset_align",
2186 .lname = "IO offset alignment",
2187 .type = FIO_OPT_INT,
2188 .off1 = offsetof(struct thread_options, start_offset_align),
2189 .help = "Start IO from this offset alignment",
2190 .def = "0",
2191 .interval = 512,
2192 .category = FIO_OPT_C_IO,
2193 .group = FIO_OPT_G_INVALID,
2194 },
2d7cd868
JA		 2195 {
2196 .name = "offset_increment",
e8b0e958 2197 .lname = "IO offset increment",
8f39afa7 2198 .type = FIO_OPT_STR_VAL_ZONE,
0b288ba1 2199 .cb = str_offset_increment_cb,
a609f12a 2200 .off1 = offsetof(struct thread_options, offset_increment),
2d7cd868
JA		 2201 .help = "What is the increment from one offset to the next",
2202 .parent = "offset",
d71c154c 2203 .hide = 1,
2d7cd868 2204 .def = "0",
e8b0e958
JA		 2205 .category = FIO_OPT_C_IO,
2206 .group = FIO_OPT_G_INVALID,
2d7cd868 2207 },
ddf24e42
JA		 2208 {
2209 .name = "number_ios",
2210 .lname = "Number of IOs to perform",
2211 .type = FIO_OPT_STR_VAL,
a609f12a 2212 .off1 = offsetof(struct thread_options, number_ios),
be3fec7d 2213 .help = "Force job completion after this number of IOs",
ddf24e42
JA		 2214 .def = "0",
2215 .category = FIO_OPT_C_IO,
2216 .group = FIO_OPT_G_INVALID,
2217 },
214e1eca
JA		 2218 {
2219 .name = "bs",
e8b0e958 2220 .lname = "Block size",
d3aad8f2 2221 .alias = "blocksize",
5fff9543 2222 .type = FIO_OPT_ULL,
a609f12a
JA		 2223 .off1 = offsetof(struct thread_options, bs[DDIR_READ]),
2224 .off2 = offsetof(struct thread_options, bs[DDIR_WRITE]),
2225 .off3 = offsetof(struct thread_options, bs[DDIR_TRIM]),
c3edbdba 2226 .minval = 1,
214e1eca 2227 .help = "Block size unit",
2b9136a3 2228 .def = "4096",
67a1000f 2229 .parent = "rw",
d71c154c 2230 .hide = 1,
20eb06bd 2231 .interval = 512,
e8b0e958
JA		 2232 .category = FIO_OPT_C_IO,
2233 .group = FIO_OPT_G_INVALID,
214e1eca 2234 },
2b7a01d0
JA		 2235 {
2236 .name = "ba",
e8b0e958 2237 .lname = "Block size align",
2b7a01d0 2238 .alias = "blockalign",
5fff9543 2239 .type = FIO_OPT_ULL,
a609f12a
JA		 2240 .off1 = offsetof(struct thread_options, ba[DDIR_READ]),
2241 .off2 = offsetof(struct thread_options, ba[DDIR_WRITE]),
2242 .off3 = offsetof(struct thread_options, ba[DDIR_TRIM]),
2b7a01d0
JA		 2243 .minval = 1,
2244 .help = "IO block offset alignment",
2245 .parent = "rw",
d71c154c 2246 .hide = 1,
20eb06bd 2247 .interval = 512,
e8b0e958
JA		 2248 .category = FIO_OPT_C_IO,
2249 .group = FIO_OPT_G_INVALID,
2b7a01d0 2250 },
214e1eca
JA		 2251 {
2252 .name = "bsrange",
e8b0e958 2253 .lname = "Block size range",
d3aad8f2 2254 .alias = "blocksize_range",
214e1eca 2255 .type = FIO_OPT_RANGE,
a609f12a
JA		 2256 .off1 = offsetof(struct thread_options, min_bs[DDIR_READ]),
2257 .off2 = offsetof(struct thread_options, max_bs[DDIR_READ]),
2258 .off3 = offsetof(struct thread_options, min_bs[DDIR_WRITE]),
2259 .off4 = offsetof(struct thread_options, max_bs[DDIR_WRITE]),
2260 .off5 = offsetof(struct thread_options, min_bs[DDIR_TRIM]),
2261 .off6 = offsetof(struct thread_options, max_bs[DDIR_TRIM]),
c3edbdba 2262 .minval = 1,
214e1eca 2263 .help = "Set block size range (in more detail than bs)",
67a1000f 2264 .parent = "rw",
d71c154c 2265 .hide = 1,
20eb06bd 2266 .interval = 4096,
e8b0e958
JA		 2267 .category = FIO_OPT_C_IO,
2268 .group = FIO_OPT_G_INVALID,
214e1eca 2269 },
564ca972
JA		 2270 {
2271 .name = "bssplit",
e8b0e958 2272 .lname = "Block size split",
5fff9543 2273 .type = FIO_OPT_STR_ULL,
564ca972 2274 .cb = str_bssplit_cb,
a609f12a 2275 .off1 = offsetof(struct thread_options, bssplit),
564ca972
JA		 2276 .help = "Set a specific mix of block sizes",
2277 .parent = "rw",
d71c154c 2278 .hide = 1,
e8b0e958
JA		 2279 .category = FIO_OPT_C_IO,
2280 .group = FIO_OPT_G_INVALID,
564ca972 2281 },
214e1eca
JA		 2282 {
2283 .name = "bs_unaligned",
e8b0e958 2284 .lname = "Block size unaligned",
d3aad8f2 2285 .alias = "blocksize_unaligned",
214e1eca 2286 .type = FIO_OPT_STR_SET,
a609f12a 2287 .off1 = offsetof(struct thread_options, bs_unaligned),
214e1eca 2288 .help = "Don't sector align IO buffer sizes",
67a1000f 2289 .parent = "rw",
d71c154c 2290 .hide = 1,
e8b0e958
JA		 2291 .category = FIO_OPT_C_IO,
2292 .group = FIO_OPT_G_INVALID,
214e1eca 2293 },
6aca9b3d
JA		 2294 {
2295 .name = "bs_is_seq_rand",
2296 .lname = "Block size division is seq/random (not read/write)",
2297 .type = FIO_OPT_BOOL,
a609f12a 2298 .off1 = offsetof(struct thread_options, bs_is_seq_rand),
86d59660 2299 .help = "Consider any blocksize setting to be sequential,random",
6aca9b3d
JA		 2300 .def = "0",
2301 .parent = "blocksize",
2302 .category = FIO_OPT_C_IO,
2303 .group = FIO_OPT_G_INVALID,
2304 },
214e1eca
JA		 2305 {
2306 .name = "randrepeat",
e8b0e958 2307 .lname = "Random repeatable",
214e1eca 2308 .type = FIO_OPT_BOOL,
a609f12a 2309 .off1 = offsetof(struct thread_options, rand_repeatable),
214e1eca
JA		 2310 .help = "Use repeatable random IO pattern",
2311 .def = "1",
67a1000f 2312 .parent = "rw",
d71c154c 2313 .hide = 1,
e8b0e958 2314 .category = FIO_OPT_C_IO,
3ceb458f 2315 .group = FIO_OPT_G_RANDOM,
214e1eca 2316 },
04778baf
JA		 2317 {
2318 .name = "randseed",
2319 .lname = "The random generator seed",
363cffa7 2320 .type = FIO_OPT_STR_VAL,
a609f12a 2321 .off1 = offsetof(struct thread_options, rand_seed),
04778baf 2322 .help = "Set the random generator seed value",
40fe5e7b 2323 .def = "0x89",
04778baf
JA		 2324 .parent = "rw",
2325 .category = FIO_OPT_C_IO,
2326 .group = FIO_OPT_G_RANDOM,
2327 },
214e1eca
JA		 2328 {
2329 .name = "norandommap",
e8b0e958 2330 .lname = "No randommap",
214e1eca 2331 .type = FIO_OPT_STR_SET,
a609f12a 2332 .off1 = offsetof(struct thread_options, norandommap),
214e1eca 2333 .help = "Accept potential duplicate random blocks",
67a1000f 2334 .parent = "rw",
d71c154c 2335 .hide = 1,
b2452a43 2336 .hide_on_set = 1,
e8b0e958 2337 .category = FIO_OPT_C_IO,
3ceb458f 2338 .group = FIO_OPT_G_RANDOM,
214e1eca 2339 },
2b386d25
JA		 2340 {
2341 .name = "softrandommap",
e8b0e958 2342 .lname = "Soft randommap",
2b386d25 2343 .type = FIO_OPT_BOOL,
a609f12a 2344 .off1 = offsetof(struct thread_options, softrandommap),
f66ab3c8 2345 .help = "Set norandommap if randommap allocation fails",
2b386d25 2346 .parent = "norandommap",
d71c154c 2347 .hide = 1,
2b386d25 2348 .def = "0",
e8b0e958 2349 .category = FIO_OPT_C_IO,
3ceb458f 2350 .group = FIO_OPT_G_RANDOM,
2b386d25 2351 },
8055e41d
JA		 2352 {
2353 .name = "random_generator",
cce2fdfe 2354 .lname = "Random Generator",
8055e41d 2355 .type = FIO_OPT_STR,
a609f12a 2356 .off1 = offsetof(struct thread_options, random_generator),
8055e41d
JA		 2357 .help = "Type of random number generator to use",
2358 .def = "tausworthe",
2359 .posval = {
2360 { .ival = "tausworthe",
2361 .oval = FIO_RAND_GEN_TAUSWORTHE,
2362 .help = "Strong Tausworthe generator",
2363 },
2364 { .ival = "lfsr",
2365 .oval = FIO_RAND_GEN_LFSR,
2366 .help = "Variable length LFSR",
2367 },
c3546b53
JA		 2368 {
2369 .ival = "tausworthe64",
2370 .oval = FIO_RAND_GEN_TAUSWORTHE64,
2371 .help = "64-bit Tausworthe variant",
2372 },
8055e41d 2373 },
48107598
JA		 2374 .category = FIO_OPT_C_IO,
2375 .group = FIO_OPT_G_RANDOM,
8055e41d 2376 },
e25839d4
JA		 2377 {
2378 .name = "random_distribution",
cce2fdfe 2379 .lname = "Random Distribution",
e25839d4 2380 .type = FIO_OPT_STR,
a609f12a 2381 .off1 = offsetof(struct thread_options, random_distribution),
e25839d4
JA		 2382 .cb = str_random_distribution_cb,
2383 .help = "Random offset distribution generator",
2384 .def = "random",
2385 .posval = {
2386 { .ival = "random",
2387 .oval = FIO_RAND_DIST_RANDOM,
2388 .help = "Completely random",
2389 },
2390 { .ival = "zipf",
2391 .oval = FIO_RAND_DIST_ZIPF,
2392 .help = "Zipf distribution",
2393 },
925fee33
JA		 2394 { .ival = "pareto",
2395 .oval = FIO_RAND_DIST_PARETO,
2396 .help = "Pareto distribution",
2397 },
56d9fa4b
JA		 2398 { .ival = "normal",
2399 .oval = FIO_RAND_DIST_GAUSS,
ba2b3b07 2400 .help = "Normal (Gaussian) distribution",
56d9fa4b 2401 },
e0a04ac1
JA		 2402 { .ival = "zoned",
2403 .oval = FIO_RAND_DIST_ZONED,
2404 .help = "Zoned random distribution",
2405 },
59466396
JA		 2406 { .ival = "zoned_abs",
2407 .oval = FIO_RAND_DIST_ZONED_ABS,
2408 .help = "Zoned absolute random distribution",
2409 },
e25839d4 2410 },
48107598
JA		 2411 .category = FIO_OPT_C_IO,
2412 .group = FIO_OPT_G_RANDOM,
e25839d4 2413 },
211c9b89
JA		 2414 {
2415 .name = "percentage_random",
2416 .lname = "Percentage Random",
2417 .type = FIO_OPT_INT,
a609f12a
JA		 2418 .off1 = offsetof(struct thread_options, perc_rand[DDIR_READ]),
2419 .off2 = offsetof(struct thread_options, perc_rand[DDIR_WRITE]),
2420 .off3 = offsetof(struct thread_options, perc_rand[DDIR_TRIM]),
211c9b89
JA		 2421 .maxval = 100,
2422 .help = "Percentage of seq/random mix that should be random",
d9472271 2423 .def = "100,100,100",
211c9b89
JA		 2424 .interval = 5,
2425 .inverse = "percentage_sequential",
2426 .category = FIO_OPT_C_IO,
2427 .group = FIO_OPT_G_RANDOM,
2428 },
2429 {
2430 .name = "percentage_sequential",
2431 .lname = "Percentage Sequential",
d9472271 2432 .type = FIO_OPT_DEPRECATED,
211c9b89
JA		 2433 .category = FIO_OPT_C_IO,
2434 .group = FIO_OPT_G_RANDOM,
2435 },
56e2a5fc
CE		 2436 {
2437 .name = "allrandrepeat",
cce2fdfe 2438 .lname = "All Random Repeat",
56e2a5fc 2439 .type = FIO_OPT_BOOL,
a609f12a 2440 .off1 = offsetof(struct thread_options, allrand_repeatable),
56e2a5fc
CE		 2441 .help = "Use repeatable random numbers for everything",
2442 .def = "0",
a869d9c6
JA		 2443 .category = FIO_OPT_C_IO,
2444 .group = FIO_OPT_G_RANDOM,
56e2a5fc 2445 },
214e1eca
JA		 2446 {
2447 .name = "nrfiles",
e8b0e958 2448 .lname = "Number of files",
d7c8be03 2449 .alias = "nr_files",
214e1eca 2450 .type = FIO_OPT_INT,
a609f12a 2451 .off1 = offsetof(struct thread_options, nr_files),
214e1eca
JA		 2452 .help = "Split job workload between this number of files",
2453 .def = "1",
20eb06bd 2454 .interval = 1,
e8b0e958
JA		 2455 .category = FIO_OPT_C_FILE,
2456 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2457 },
2458 {
2459 .name = "openfiles",
e8b0e958 2460 .lname = "Number of open files",
214e1eca 2461 .type = FIO_OPT_INT,
a609f12a 2462 .off1 = offsetof(struct thread_options, open_files),
214e1eca 2463 .help = "Number of files to keep open at the same time",
e8b0e958
JA		 2464 .category = FIO_OPT_C_FILE,
2465 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2466 },
2467 {
2468 .name = "file_service_type",
e8b0e958 2469 .lname = "File service type",
214e1eca
JA		 2470 .type = FIO_OPT_STR,
2471 .cb = str_fst_cb,
a609f12a 2472 .off1 = offsetof(struct thread_options, file_service_type),
214e1eca
JA		 2473 .help = "How to select which file to service next",
2474 .def = "roundrobin",
e8b0e958
JA		 2475 .category = FIO_OPT_C_FILE,
2476 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2477 .posval = {
2478 { .ival = "random",
2479 .oval = FIO_FSERVICE_RANDOM,
8c07860d
JA		 2480 .help = "Choose a file at random (uniform)",
2481 },
2482 { .ival = "zipf",
2483 .oval = FIO_FSERVICE_ZIPF,
2484 .help = "Zipf randomized",
2485 },
2486 { .ival = "pareto",
2487 .oval = FIO_FSERVICE_PARETO,
2488 .help = "Pareto randomized",
2489 },
dd3503d3
SW		 2490 { .ival = "normal",
2491 .oval = FIO_FSERVICE_GAUSS,
2492 .help = "Normal (Gaussian) randomized",
2493 },
8c07860d
JA		 2494 { .ival = "gauss",
2495 .oval = FIO_FSERVICE_GAUSS,
dd3503d3 2496 .help = "Alias for normal",
214e1eca
JA		 2497 },
2498 { .ival = "roundrobin",
2499 .oval = FIO_FSERVICE_RR,
2500 .help = "Round robin select files",
2501 },
a086c257
JA		 2502 { .ival = "sequential",
2503 .oval = FIO_FSERVICE_SEQ,
2504 .help = "Finish one file before moving to the next",
2505 },
214e1eca 2506 },
67a1000f 2507 .parent = "nrfiles",
d71c154c 2508 .hide = 1,
67a1000f 2509 },
7bc8c2cf
JA		 2510 {
2511 .name = "fallocate",
e8b0e958 2512 .lname = "Fallocate",
a596f047 2513 .type = FIO_OPT_STR,
a609f12a 2514 .off1 = offsetof(struct thread_options, fallocate_mode),
a596f047 2515 .help = "Whether pre-allocation is performed when laying out files",
38ca5f03 2516#ifdef FIO_HAVE_DEFAULT_FALLOCATE
2c3e17be 2517 .def = "native",
38ca5f03
TV		 2518#else
2519 .def = "none",
2520#endif
e8b0e958
JA		 2521 .category = FIO_OPT_C_FILE,
2522 .group = FIO_OPT_G_INVALID,
a596f047
EG		 2523 .posval = {
2524 { .ival = "none",
2525 .oval = FIO_FALLOCATE_NONE,
2526 .help = "Do not pre-allocate space",
2527 },
2c3e17be
SW		 2528 { .ival = "native",
2529 .oval = FIO_FALLOCATE_NATIVE,
2530 .help = "Use native pre-allocation if possible",
2531 },
2532#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2533 { .ival = "posix",
2534 .oval = FIO_FALLOCATE_POSIX,
2535 .help = "Use posix_fallocate()",
2536 },
2c3e17be 2537#endif
97ac992c 2538#ifdef CONFIG_LINUX_FALLOCATE
a596f047
EG		 2539 { .ival = "keep",
2540 .oval = FIO_FALLOCATE_KEEP_SIZE,
2541 .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
2542 },
7bc8c2cf 2543#endif
38ca5f03
TV		 2544 { .ival = "truncate",
2545 .oval = FIO_FALLOCATE_TRUNCATE,
2546 .help = "Truncate file to final size instead of allocating"
2547 },
a596f047
EG		 2548 /* Compatibility with former boolean values */
2549 { .ival = "0",
2550 .oval = FIO_FALLOCATE_NONE,
2551 .help = "Alias for 'none'",
2552 },
2c3e17be 2553#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2554 { .ival = "1",
2555 .oval = FIO_FALLOCATE_POSIX,
2556 .help = "Alias for 'posix'",
2557 },
2c3e17be 2558#endif
a596f047
EG		 2559 },
2560 },
67a1000f
JA		 2561 {
2562 .name = "fadvise_hint",
e8b0e958 2563 .lname = "Fadvise hint",
ecb2083d 2564 .type = FIO_OPT_STR,
a609f12a 2565 .off1 = offsetof(struct thread_options, fadvise_hint),
ecb2083d
JA		 2566 .posval = {
2567 { .ival = "0",
2568 .oval = F_ADV_NONE,
c712c97a 2569 .help = "Don't issue fadvise/madvise",
ecb2083d
JA		 2570 },
2571 { .ival = "1",
2572 .oval = F_ADV_TYPE,
2573 .help = "Advise using fio IO pattern",
2574 },
2575 { .ival = "random",
2576 .oval = F_ADV_RANDOM,
2577 .help = "Advise using FADV_RANDOM",
2578 },
2579 { .ival = "sequential",
2580 .oval = F_ADV_SEQUENTIAL,
2581 .help = "Advise using FADV_SEQUENTIAL",
2582 },
2583 },
67a1000f
JA		 2584 .help = "Use fadvise() to advise the kernel on IO pattern",
2585 .def = "1",
e8b0e958
JA		 2586 .category = FIO_OPT_C_FILE,
2587 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2588 },
2589 {
2590 .name = "fsync",
e8b0e958 2591 .lname = "Fsync",
214e1eca 2592 .type = FIO_OPT_INT,
a609f12a 2593 .off1 = offsetof(struct thread_options, fsync_blocks),
214e1eca
JA		 2594 .help = "Issue fsync for writes every given number of blocks",
2595 .def = "0",
20eb06bd 2596 .interval = 1,
e8b0e958
JA		 2597 .category = FIO_OPT_C_FILE,
2598 .group = FIO_OPT_G_INVALID,
214e1eca 2599 },
5f9099ea
JA		 2600 {
2601 .name = "fdatasync",
e8b0e958 2602 .lname = "Fdatasync",
5f9099ea 2603 .type = FIO_OPT_INT,
a609f12a 2604 .off1 = offsetof(struct thread_options, fdatasync_blocks),
5f9099ea
JA		 2605 .help = "Issue fdatasync for writes every given number of blocks",
2606 .def = "0",
20eb06bd 2607 .interval = 1,
e8b0e958
JA		 2608 .category = FIO_OPT_C_FILE,
2609 .group = FIO_OPT_G_INVALID,
5f9099ea 2610 },
1ef2b6be
JA		 2611 {
2612 .name = "write_barrier",
e8b0e958 2613 .lname = "Write barrier",
1ef2b6be 2614 .type = FIO_OPT_INT,
a609f12a 2615 .off1 = offsetof(struct thread_options, barrier_blocks),
1ef2b6be
JA		 2616 .help = "Make every Nth write a barrier write",
2617 .def = "0",
20eb06bd 2618 .interval = 1,
e8b0e958
JA		 2619 .category = FIO_OPT_C_IO,
2620 .group = FIO_OPT_G_INVALID,
1ef2b6be 2621 },
67bf9823 2622#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA		 2623 {
2624 .name = "sync_file_range",
e8b0e958 2625 .lname = "Sync file range",
44f29692
JA		 2626 .posval = {
2627 { .ival = "wait_before",
2628 .oval = SYNC_FILE_RANGE_WAIT_BEFORE,
2629 .help = "SYNC_FILE_RANGE_WAIT_BEFORE",
ebadc0ce 2630 .orval = 1,
44f29692
JA		 2631 },
2632 { .ival = "write",
2633 .oval = SYNC_FILE_RANGE_WRITE,
2634 .help = "SYNC_FILE_RANGE_WRITE",
ebadc0ce 2635 .orval = 1,
44f29692
JA		 2636 },
2637 {
2638 .ival = "wait_after",
2639 .oval = SYNC_FILE_RANGE_WAIT_AFTER,
2640 .help = "SYNC_FILE_RANGE_WAIT_AFTER",
ebadc0ce 2641 .orval = 1,
44f29692
JA		 2642 },
2643 },
3843deb3 2644 .type = FIO_OPT_STR_MULTI,
44f29692 2645 .cb = str_sfr_cb,
a609f12a 2646 .off1 = offsetof(struct thread_options, sync_file_range),
44f29692 2647 .help = "Use sync_file_range()",
e8b0e958
JA		 2648 .category = FIO_OPT_C_FILE,
2649 .group = FIO_OPT_G_INVALID,
44f29692 2650 },
a275c37a 2651#else
54d0a315 2652 {
a275c37a
JA		 2653 .name = "sync_file_range",
2654 .lname = "Sync file range",
2655 .type = FIO_OPT_UNSUPPORTED,
2656 .help = "Your platform does not support sync_file_range",
2657 },
44f29692 2658#endif
214e1eca
JA		 2659 {
2660 .name = "direct",
e8b0e958 2661 .lname = "Direct I/O",
214e1eca 2662 .type = FIO_OPT_BOOL,
a609f12a 2663 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2664 .help = "Use O_DIRECT IO (negates buffered)",
2665 .def = "0",
a01a1bc5 2666 .inverse = "buffered",
e8b0e958 2667 .category = FIO_OPT_C_IO,
3ceb458f 2668 .group = FIO_OPT_G_IO_TYPE,
214e1eca 2669 },
d01612f3
CM		 2670 {
2671 .name = "atomic",
2672 .lname = "Atomic I/O",
2673 .type = FIO_OPT_BOOL,
a609f12a 2674 .off1 = offsetof(struct thread_options, oatomic),
d01612f3
CM		 2675 .help = "Use Atomic IO with O_DIRECT (implies O_DIRECT)",
2676 .def = "0",
2677 .category = FIO_OPT_C_IO,
2678 .group = FIO_OPT_G_IO_TYPE,
2679 },
214e1eca
JA		 2680 {
2681 .name = "buffered",
e8b0e958 2682 .lname = "Buffered I/O",
214e1eca 2683 .type = FIO_OPT_BOOL,
a609f12a 2684 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2685 .neg = 1,
2686 .help = "Use buffered IO (negates direct)",
2687 .def = "1",
a01a1bc5 2688 .inverse = "direct",
e8b0e958 2689 .category = FIO_OPT_C_IO,
3ceb458f 2690 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 2691 },
2692 {
2693 .name = "overwrite",
e8b0e958 2694 .lname = "Overwrite",
214e1eca 2695 .type = FIO_OPT_BOOL,
a609f12a 2696 .off1 = offsetof(struct thread_options, overwrite),
214e1eca
JA		 2697 .help = "When writing, set whether to overwrite current data",
2698 .def = "0",
e8b0e958
JA		 2699 .category = FIO_OPT_C_FILE,
2700 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2701 },
2702 {
2703 .name = "loops",
e8b0e958 2704 .lname = "Loops",
214e1eca 2705 .type = FIO_OPT_INT,
a609f12a 2706 .off1 = offsetof(struct thread_options, loops),
214e1eca
JA		 2707 .help = "Number of times to run the job",
2708 .def = "1",
20eb06bd 2709 .interval = 1,
e8b0e958 2710 .category = FIO_OPT_C_GENERAL,
a1f6afec 2711 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2712 },
2713 {
2714 .name = "numjobs",
e8b0e958 2715 .lname = "Number of jobs",
214e1eca 2716 .type = FIO_OPT_INT,
a609f12a 2717 .off1 = offsetof(struct thread_options, numjobs),
214e1eca
JA		 2718 .help = "Duplicate this job this many times",
2719 .def = "1",
20eb06bd 2720 .interval = 1,
e8b0e958 2721 .category = FIO_OPT_C_GENERAL,
a1f6afec 2722 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2723 },
2724 {
2725 .name = "startdelay",
e8b0e958 2726 .lname = "Start delay",
a5737c93 2727 .type = FIO_OPT_STR_VAL_TIME,
a609f12a
JA		 2728 .off1 = offsetof(struct thread_options, start_delay),
2729 .off2 = offsetof(struct thread_options, start_delay_high),
214e1eca
JA		 2730 .help = "Only start job when this period has passed",
2731 .def = "0",
0de5b26f 2732 .is_seconds = 1,
88038bc7 2733 .is_time = 1,
e8b0e958 2734 .category = FIO_OPT_C_GENERAL,
a1f6afec 2735 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2736 },
2737 {
2738 .name = "runtime",
e8b0e958 2739 .lname = "Runtime",
214e1eca
JA		 2740 .alias = "timeout",
2741 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2742 .off1 = offsetof(struct thread_options, timeout),
214e1eca
JA		 2743 .help = "Stop workload when this amount of time has passed",
2744 .def = "0",
0de5b26f 2745 .is_seconds = 1,
88038bc7 2746 .is_time = 1,
e8b0e958 2747 .category = FIO_OPT_C_GENERAL,
a1f6afec 2748 .group = FIO_OPT_G_RUNTIME,
214e1eca 2749 },
cf4464ca
JA		 2750 {
2751 .name = "time_based",
e8b0e958 2752 .lname = "Time based",
cf4464ca 2753 .type = FIO_OPT_STR_SET,
a609f12a 2754 .off1 = offsetof(struct thread_options, time_based),
cf4464ca 2755 .help = "Keep running until runtime/timeout is met",
e8b0e958 2756 .category = FIO_OPT_C_GENERAL,
a1f6afec 2757 .group = FIO_OPT_G_RUNTIME,
cf4464ca 2758 },
62167762
JC		 2759 {
2760 .name = "verify_only",
2761 .lname = "Verify only",
2762 .type = FIO_OPT_STR_SET,
a609f12a 2763 .off1 = offsetof(struct thread_options, verify_only),
62167762
JC		 2764 .help = "Verifies previously written data is still valid",
2765 .category = FIO_OPT_C_GENERAL,
2766 .group = FIO_OPT_G_RUNTIME,
2767 },
721938ae
JA		 2768 {
2769 .name = "ramp_time",
e8b0e958 2770 .lname = "Ramp time",
721938ae 2771 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2772 .off1 = offsetof(struct thread_options, ramp_time),
721938ae 2773 .help = "Ramp up time before measuring performance",
0de5b26f 2774 .is_seconds = 1,
88038bc7 2775 .is_time = 1,
e8b0e958 2776 .category = FIO_OPT_C_GENERAL,
a1f6afec 2777 .group = FIO_OPT_G_RUNTIME,
721938ae 2778 },
c223da83
JA		 2779 {
2780 .name = "clocksource",
e8b0e958 2781 .lname = "Clock source",
c223da83
JA		 2782 .type = FIO_OPT_STR,
2783 .cb = fio_clock_source_cb,
a609f12a 2784 .off1 = offsetof(struct thread_options, clocksource),
c223da83 2785 .help = "What type of timing source to use",
e8b0e958 2786 .category = FIO_OPT_C_GENERAL,
10860056 2787 .group = FIO_OPT_G_CLOCK,
c223da83 2788 .posval = {
67bf9823 2789#ifdef CONFIG_GETTIMEOFDAY
c223da83
JA		 2790 { .ival = "gettimeofday",
2791 .oval = CS_GTOD,
2792 .help = "Use gettimeofday(2) for timing",
2793 },
67bf9823
JA		 2794#endif
2795#ifdef CONFIG_CLOCK_GETTIME
c223da83
JA		 2796 { .ival = "clock_gettime",
2797 .oval = CS_CGETTIME,
2798 .help = "Use clock_gettime(2) for timing",
2799 },
67bf9823 2800#endif
c223da83
JA		 2801#ifdef ARCH_HAVE_CPU_CLOCK
2802 { .ival = "cpu",
2803 .oval = CS_CPUCLOCK,
2804 .help = "Use CPU private clock",
2805 },
2806#endif
2807 },
2808 },
214e1eca
JA		 2809 {
2810 .name = "mem",
d3aad8f2 2811 .alias = "iomem",
e8b0e958 2812 .lname = "I/O Memory",
214e1eca
JA		 2813 .type = FIO_OPT_STR,
2814 .cb = str_mem_cb,
a609f12a 2815 .off1 = offsetof(struct thread_options, mem_type),
214e1eca
JA		 2816 .help = "Backing type for IO buffers",
2817 .def = "malloc",
e8b0e958
JA		 2818 .category = FIO_OPT_C_IO,
2819 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2820 .posval = {
2821 { .ival = "malloc",
2822 .oval = MEM_MALLOC,
2823 .help = "Use malloc(3) for IO buffers",
2824 },
c8931876 2825#ifndef CONFIG_NO_SHM
37c8cdfe
JA		 2826 { .ival = "shm",
2827 .oval = MEM_SHM,
2828 .help = "Use shared memory segments for IO buffers",
2829 },
214e1eca
JA		 2830#ifdef FIO_HAVE_HUGETLB
2831 { .ival = "shmhuge",
2832 .oval = MEM_SHMHUGE,
2833 .help = "Like shm, but use huge pages",
2834 },
c8931876 2835#endif
b370e46a 2836#endif
37c8cdfe
JA		 2837 { .ival = "mmap",
2838 .oval = MEM_MMAP,
2839 .help = "Use mmap(2) (file or anon) for IO buffers",
2840 },
217b0f1d
LG		 2841 { .ival = "mmapshared",
2842 .oval = MEM_MMAPSHARED,
2843 .help = "Like mmap, but use the shared flag",
2844 },
214e1eca
JA		 2845#ifdef FIO_HAVE_HUGETLB
2846 { .ival = "mmaphuge",
2847 .oval = MEM_MMAPHUGE,
2848 .help = "Like mmap, but use huge pages",
2849 },
03553853
YR		 2850#endif
2851#ifdef CONFIG_CUDA
2852 { .ival = "cudamalloc",
2853 .oval = MEM_CUDA_MALLOC,
2854 .help = "Allocate GPU device memory for GPUDirect RDMA",
2855 },
214e1eca
JA		 2856#endif
2857 },
2858 },
d529ee19
JA		 2859 {
2860 .name = "iomem_align",
2861 .alias = "mem_align",
e8b0e958 2862 .lname = "I/O memory alignment",
d529ee19 2863 .type = FIO_OPT_INT,
a609f12a 2864 .off1 = offsetof(struct thread_options, mem_align),
d529ee19
JA		 2865 .minval = 0,
2866 .help = "IO memory buffer offset alignment",
2867 .def = "0",
2868 .parent = "iomem",
d71c154c 2869 .hide = 1,
e8b0e958
JA		 2870 .category = FIO_OPT_C_IO,
2871 .group = FIO_OPT_G_INVALID,
d529ee19 2872 },
214e1eca
JA		 2873 {
2874 .name = "verify",
e8b0e958 2875 .lname = "Verify",
214e1eca 2876 .type = FIO_OPT_STR,
a609f12a 2877 .off1 = offsetof(struct thread_options, verify),
214e1eca
JA		 2878 .help = "Verify data written",
2879 .def = "0",
e8b0e958 2880 .category = FIO_OPT_C_IO,
3ceb458f 2881 .group = FIO_OPT_G_VERIFY,
214e1eca
JA		 2882 .posval = {
2883 { .ival = "0",
2884 .oval = VERIFY_NONE,
2885 .help = "Don't do IO verification",
2886 },
fcca4b58
JA		 2887 { .ival = "md5",
2888 .oval = VERIFY_MD5,
2889 .help = "Use md5 checksums for verification",
2890 },
d77a7af3
JA		 2891 { .ival = "crc64",
2892 .oval = VERIFY_CRC64,
2893 .help = "Use crc64 checksums for verification",
2894 },
214e1eca
JA		 2895 { .ival = "crc32",
2896 .oval = VERIFY_CRC32,
2897 .help = "Use crc32 checksums for verification",
2898 },
af497e6a 2899 { .ival = "crc32c-intel",
e3aaafc4
JA		 2900 .oval = VERIFY_CRC32C,
2901 .help = "Use crc32c checksums for verification (hw assisted, if available)",
af497e6a 2902 },
bac39e0e
JA		 2903 { .ival = "crc32c",
2904 .oval = VERIFY_CRC32C,
e3aaafc4 2905 .help = "Use crc32c checksums for verification (hw assisted, if available)",
bac39e0e 2906 },
969f7ed3
JA		 2907 { .ival = "crc16",
2908 .oval = VERIFY_CRC16,
2909 .help = "Use crc16 checksums for verification",
2910 },
1e154bdb
JA		 2911 { .ival = "crc7",
2912 .oval = VERIFY_CRC7,
2913 .help = "Use crc7 checksums for verification",
2914 },
7c353ceb
JA		 2915 { .ival = "sha1",
2916 .oval = VERIFY_SHA1,
2917 .help = "Use sha1 checksums for verification",
2918 },
cd14cc10
JA		 2919 { .ival = "sha256",
2920 .oval = VERIFY_SHA256,
2921 .help = "Use sha256 checksums for verification",
2922 },
2923 { .ival = "sha512",
2924 .oval = VERIFY_SHA512,
2925 .help = "Use sha512 checksums for verification",
ae3a5acc
JA		 2926 },
2927 { .ival = "sha3-224",
2928 .oval = VERIFY_SHA3_224,
2929 .help = "Use sha3-224 checksums for verification",
2930 },
2931 { .ival = "sha3-256",
2932 .oval = VERIFY_SHA3_256,
2933 .help = "Use sha3-256 checksums for verification",
2934 },
2935 { .ival = "sha3-384",
2936 .oval = VERIFY_SHA3_384,
2937 .help = "Use sha3-384 checksums for verification",
2938 },
2939 { .ival = "sha3-512",
2940 .oval = VERIFY_SHA3_512,
2941 .help = "Use sha3-512 checksums for verification",
cd14cc10 2942 },
844ea602
JA		 2943 { .ival = "xxhash",
2944 .oval = VERIFY_XXHASH,
2945 .help = "Use xxhash checksums for verification",
2946 },
b638d82f
RP		 2947 /* Meta information was included into verify_header,
2948 * 'meta' verification is implied by default. */
7437ee87 2949 { .ival = "meta",
b638d82f
RP		 2950 .oval = VERIFY_HDR_ONLY,
2951 .help = "Use io information for verification. "
2952 "Now is implied by default, thus option is obsolete, "
2953 "don't use it",
7437ee87 2954 },
59245381
JA		 2955 { .ival = "pattern",
2956 .oval = VERIFY_PATTERN_NO_HDR,
2957 .help = "Verify strict pattern",
2958 },
36690c9b
JA		 2959 {
2960 .ival = "null",
2961 .oval = VERIFY_NULL,
2962 .help = "Pretend to verify",
2963 },
214e1eca
JA		 2964 },
2965 },
005c565a
JA		 2966 {
2967 .name = "do_verify",
e8b0e958 2968 .lname = "Perform verify step",
68e1f29a 2969 .type = FIO_OPT_BOOL,
a609f12a 2970 .off1 = offsetof(struct thread_options, do_verify),
005c565a
JA		 2971 .help = "Run verification stage after write",
2972 .def = "1",
2973 .parent = "verify",
d71c154c 2974 .hide = 1,
e8b0e958
JA		 2975 .category = FIO_OPT_C_IO,
2976 .group = FIO_OPT_G_VERIFY,
005c565a 2977 },
160b966d
JA		 2978 {
2979 .name = "verifysort",
e8b0e958 2980 .lname = "Verify sort",
f31feaa2 2981 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA		 2982 .category = FIO_OPT_C_IO,
2983 .group = FIO_OPT_G_VERIFY,
160b966d 2984 },
1ae83d45
JA		 2985 {
2986 .name = "verifysort_nr",
cce2fdfe 2987 .lname = "Verify Sort Nr",
f31feaa2 2988 .type = FIO_OPT_SOFT_DEPRECATED,
836fcc0f
JA		 2989 .category = FIO_OPT_C_IO,
2990 .group = FIO_OPT_G_VERIFY,
1ae83d45 2991 },
3f9f4e26 2992 {
a59e170d 2993 .name = "verify_interval",
e8b0e958 2994 .lname = "Verify interval",
e01b22b8 2995 .type = FIO_OPT_INT,
a609f12a 2996 .off1 = offsetof(struct thread_options, verify_interval),
819a9680 2997 .minval = 2 * sizeof(struct verify_header),
a59e170d 2998 .help = "Store verify buffer header every N bytes",
afdf9352 2999 .parent = "verify",
d71c154c 3000 .hide = 1,
20eb06bd 3001 .interval = 2 * sizeof(struct verify_header),
e8b0e958
JA		 3002 .category = FIO_OPT_C_IO,
3003 .group = FIO_OPT_G_VERIFY,
3f9f4e26 3004 },
546a9142 3005 {
a59e170d 3006 .name = "verify_offset",
e8b0e958 3007 .lname = "Verify offset",
e01b22b8 3008 .type = FIO_OPT_INT,
a59e170d 3009 .help = "Offset verify header location by N bytes",
a609f12a 3010 .off1 = offsetof(struct thread_options, verify_offset),
203160d5 3011 .minval = sizeof(struct verify_header),
afdf9352 3012 .parent = "verify",
d71c154c 3013 .hide = 1,
e8b0e958
JA		 3014 .category = FIO_OPT_C_IO,
3015 .group = FIO_OPT_G_VERIFY,
546a9142 3016 },
e28218f3
SL		 3017 {
3018 .name = "verify_pattern",
e8b0e958 3019 .lname = "Verify pattern",
0e92f873 3020 .type = FIO_OPT_STR,
e28218f3 3021 .cb = str_verify_pattern_cb,
a609f12a 3022 .off1 = offsetof(struct thread_options, verify_pattern),
e28218f3
SL		 3023 .help = "Fill pattern for IO buffers",
3024 .parent = "verify",
d71c154c 3025 .hide = 1,
e8b0e958
JA		 3026 .category = FIO_OPT_C_IO,
3027 .group = FIO_OPT_G_VERIFY,
e28218f3 3028 },
a12a3b4d
JA		 3029 {
3030 .name = "verify_fatal",
e8b0e958 3031 .lname = "Verify fatal",
68e1f29a 3032 .type = FIO_OPT_BOOL,
a609f12a 3033 .off1 = offsetof(struct thread_options, verify_fatal),
a12a3b4d
JA		 3034 .def = "0",
3035 .help = "Exit on a single verify failure, don't continue",
3036 .parent = "verify",
d71c154c 3037 .hide = 1,
e8b0e958
JA		 3038 .category = FIO_OPT_C_IO,
3039 .group = FIO_OPT_G_VERIFY,
a12a3b4d 3040 },
b463e936
JA		 3041 {
3042 .name = "verify_dump",
e8b0e958 3043 .lname = "Verify dump",
b463e936 3044 .type = FIO_OPT_BOOL,
a609f12a 3045 .off1 = offsetof(struct thread_options, verify_dump),
ef71e317 3046 .def = "0",
b463e936
JA		 3047 .help = "Dump contents of good and bad blocks on failure",
3048 .parent = "verify",
d71c154c 3049 .hide = 1,
e8b0e958
JA		 3050 .category = FIO_OPT_C_IO,
3051 .group = FIO_OPT_G_VERIFY,
b463e936 3052 },
e8462bd8
JA		 3053 {
3054 .name = "verify_async",
e8b0e958 3055 .lname = "Verify asynchronously",
e8462bd8 3056 .type = FIO_OPT_INT,
a609f12a 3057 .off1 = offsetof(struct thread_options, verify_async),
e8462bd8
JA		 3058 .def = "0",
3059 .help = "Number of async verifier threads to use",
3060 .parent = "verify",
d71c154c 3061 .hide = 1,
e8b0e958
JA		 3062 .category = FIO_OPT_C_IO,
3063 .group = FIO_OPT_G_VERIFY,
e8462bd8 3064 },
9e144189
JA		 3065 {
3066 .name = "verify_backlog",
e8b0e958 3067 .lname = "Verify backlog",
9e144189 3068 .type = FIO_OPT_STR_VAL,
a609f12a 3069 .off1 = offsetof(struct thread_options, verify_backlog),
9e144189
JA		 3070 .help = "Verify after this number of blocks are written",
3071 .parent = "verify",
d71c154c 3072 .hide = 1,
e8b0e958
JA		 3073 .category = FIO_OPT_C_IO,
3074 .group = FIO_OPT_G_VERIFY,
9e144189
JA		 3075 },
3076 {
3077 .name = "verify_backlog_batch",
e8b0e958 3078 .lname = "Verify backlog batch",
9e144189 3079 .type = FIO_OPT_INT,
a609f12a 3080 .off1 = offsetof(struct thread_options, verify_batch),
9e144189 3081 .help = "Verify this number of IO blocks",
0d29de83 3082 .parent = "verify",
d71c154c 3083 .hide = 1,
e8b0e958
JA		 3084 .category = FIO_OPT_C_IO,
3085 .group = FIO_OPT_G_VERIFY,
9e144189 3086 },
e8462bd8
JA		 3087#ifdef FIO_HAVE_CPU_AFFINITY
3088 {
3089 .name = "verify_async_cpus",
e8b0e958 3090 .lname = "Async verify CPUs",
e8462bd8
JA		 3091 .type = FIO_OPT_STR,
3092 .cb = str_verify_cpus_allowed_cb,
a609f12a 3093 .off1 = offsetof(struct thread_options, verify_cpumask),
e8462bd8
JA		 3094 .help = "Set CPUs allowed for async verify threads",
3095 .parent = "verify_async",
d71c154c 3096 .hide = 1,
e8b0e958
JA		 3097 .category = FIO_OPT_C_IO,
3098 .group = FIO_OPT_G_VERIFY,
e8462bd8 3099 },
a275c37a
JA		 3100#else
3101 {
3102 .name = "verify_async_cpus",
3103 .lname = "Async verify CPUs",
3104 .type = FIO_OPT_UNSUPPORTED,
54d0a315 3105 .help = "Your platform does not support CPU affinities",
a275c37a 3106 },
0d29de83 3107#endif
51aa2da8
JA		 3108 {
3109 .name = "experimental_verify",
cce2fdfe 3110 .lname = "Experimental Verify",
a609f12a 3111 .off1 = offsetof(struct thread_options, experimental_verify),
51aa2da8 3112 .type = FIO_OPT_BOOL,
b31eaac9 3113 .help = "Enable experimental verification",
ca09be4b
JA		 3114 .parent = "verify",
3115 .category = FIO_OPT_C_IO,
3116 .group = FIO_OPT_G_VERIFY,
3117 },
3118 {
3119 .name = "verify_state_load",
3120 .lname = "Load verify state",
a609f12a 3121 .off1 = offsetof(struct thread_options, verify_state),
ca09be4b
JA		 3122 .type = FIO_OPT_BOOL,
3123 .help = "Load verify termination state",
3124 .parent = "verify",
3125 .category = FIO_OPT_C_IO,
3126 .group = FIO_OPT_G_VERIFY,
3127 },
3128 {
3129 .name = "verify_state_save",
3130 .lname = "Save verify state",
a609f12a 3131 .off1 = offsetof(struct thread_options, verify_state_save),
ca09be4b
JA		 3132 .type = FIO_OPT_BOOL,
3133 .def = "1",
3134 .help = "Save verify state on termination",
3135 .parent = "verify",
836fcc0f
JA		 3136 .category = FIO_OPT_C_IO,
3137 .group = FIO_OPT_G_VERIFY,
51aa2da8 3138 },
0d29de83
JA		 3139#ifdef FIO_HAVE_TRIM
3140 {
3141 .name = "trim_percentage",
e8b0e958 3142 .lname = "Trim percentage",
0d29de83 3143 .type = FIO_OPT_INT,
a609f12a 3144 .off1 = offsetof(struct thread_options, trim_percentage),
20eb06bd 3145 .minval = 0,
0d29de83 3146 .maxval = 100,
169c098d 3147 .help = "Number of verify blocks to trim (i.e., discard)",
0d29de83
JA		 3148 .parent = "verify",
3149 .def = "0",
20eb06bd 3150 .interval = 1,
d71c154c 3151 .hide = 1,
e8b0e958
JA		 3152 .category = FIO_OPT_C_IO,
3153 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3154 },
3155 {
3156 .name = "trim_verify_zero",
e8b0e958 3157 .lname = "Verify trim zero",
20eb06bd 3158 .type = FIO_OPT_BOOL,
169c098d 3159 .help = "Verify that trimmed (i.e., discarded) blocks are returned as zeroes",
a609f12a 3160 .off1 = offsetof(struct thread_options, trim_zero),
0d29de83 3161 .parent = "trim_percentage",
d71c154c 3162 .hide = 1,
0d29de83 3163 .def = "1",
e8b0e958
JA		 3164 .category = FIO_OPT_C_IO,
3165 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3166 },
3167 {
3168 .name = "trim_backlog",
e8b0e958 3169 .lname = "Trim backlog",
0d29de83 3170 .type = FIO_OPT_STR_VAL,
a609f12a 3171 .off1 = offsetof(struct thread_options, trim_backlog),
0d29de83
JA		 3172 .help = "Trim after this number of blocks are written",
3173 .parent = "trim_percentage",
d71c154c 3174 .hide = 1,
20eb06bd 3175 .interval = 1,
e8b0e958
JA		 3176 .category = FIO_OPT_C_IO,
3177 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3178 },
3179 {
3180 .name = "trim_backlog_batch",
e8b0e958 3181 .lname = "Trim backlog batch",
0d29de83 3182 .type = FIO_OPT_INT,
a609f12a 3183 .off1 = offsetof(struct thread_options, trim_batch),
0d29de83
JA		 3184 .help = "Trim this number of IO blocks",
3185 .parent = "trim_percentage",
d71c154c 3186 .hide = 1,
20eb06bd 3187 .interval = 1,
e8b0e958
JA		 3188 .category = FIO_OPT_C_IO,
3189 .group = FIO_OPT_G_TRIM,
0d29de83 3190 },
a275c37a
JA		 3191#else
3192 {
3193 .name = "trim_percentage",
3194 .lname = "Trim percentage",
3195 .type = FIO_OPT_UNSUPPORTED,
3196 .help = "Fio does not support TRIM on your platform",
3197 },
3198 {
3199 .name = "trim_verify_zero",
3200 .lname = "Verify trim zero",
3201 .type = FIO_OPT_UNSUPPORTED,
3202 .help = "Fio does not support TRIM on your platform",
3203 },
3204 {
3205 .name = "trim_backlog",
3206 .lname = "Trim backlog",
3207 .type = FIO_OPT_UNSUPPORTED,
3208 .help = "Fio does not support TRIM on your platform",
3209 },
3210 {
3211 .name = "trim_backlog_batch",
3212 .lname = "Trim backlog batch",
3213 .type = FIO_OPT_UNSUPPORTED,
3214 .help = "Fio does not support TRIM on your platform",
3215 },
e8462bd8 3216#endif
214e1eca
JA		 3217 {
3218 .name = "write_iolog",
e8b0e958 3219 .lname = "Write I/O log",
214e1eca 3220 .type = FIO_OPT_STR_STORE,
a609f12a 3221 .off1 = offsetof(struct thread_options, write_iolog_file),
214e1eca 3222 .help = "Store IO pattern to file",
e8b0e958
JA		 3223 .category = FIO_OPT_C_IO,
3224 .group = FIO_OPT_G_IOLOG,
214e1eca
JA		 3225 },
3226 {
3227 .name = "read_iolog",
e8b0e958 3228 .lname = "Read I/O log",
214e1eca 3229 .type = FIO_OPT_STR_STORE,
a609f12a 3230 .off1 = offsetof(struct thread_options, read_iolog_file),
214e1eca 3231 .help = "Playback IO pattern from file",
e8b0e958
JA		 3232 .category = FIO_OPT_C_IO,
3233 .group = FIO_OPT_G_IOLOG,
214e1eca 3234 },
98e7161c
AK		 3235 {
3236 .name = "read_iolog_chunked",
3237 .lname = "Read I/O log in parts",
3238 .type = FIO_OPT_BOOL,
3239 .off1 = offsetof(struct thread_options, read_iolog_chunked),
3240 .def = "0",
3241 .parent = "read_iolog",
3242 .help = "Parse IO pattern in chunks",
3243 .category = FIO_OPT_C_IO,
3244 .group = FIO_OPT_G_IOLOG,
3245 },
64bbb865
DN		 3246 {
3247 .name = "replay_no_stall",
e8b0e958 3248 .lname = "Don't stall on replay",
20eb06bd 3249 .type = FIO_OPT_BOOL,
a609f12a 3250 .off1 = offsetof(struct thread_options, no_stall),
64bbb865 3251 .def = "0",
87e7a972 3252 .parent = "read_iolog",
d71c154c 3253 .hide = 1,
64bbb865 3254 .help = "Playback IO pattern file as fast as possible without stalls",
e8b0e958
JA		 3255 .category = FIO_OPT_C_IO,
3256 .group = FIO_OPT_G_IOLOG,
64bbb865 3257 },
d1c46c04
DN		 3258 {
3259 .name = "replay_redirect",
e8b0e958 3260 .lname = "Redirect device for replay",
d1c46c04 3261 .type = FIO_OPT_STR_STORE,
a609f12a 3262 .off1 = offsetof(struct thread_options, replay_redirect),
d1c46c04 3263 .parent = "read_iolog",
d71c154c 3264 .hide = 1,
d1c46c04 3265 .help = "Replay all I/O onto this device, regardless of trace device",
e8b0e958
JA		 3266 .category = FIO_OPT_C_IO,
3267 .group = FIO_OPT_G_IOLOG,
d1c46c04 3268 },
0c63576e
JA		 3269 {
3270 .name = "replay_scale",
3271 .lname = "Replace offset scale factor",
3272 .type = FIO_OPT_INT,
a609f12a 3273 .off1 = offsetof(struct thread_options, replay_scale),
0c63576e
JA		 3274 .parent = "read_iolog",
3275 .def = "1",
3276 .help = "Align offsets to this blocksize",
3277 .category = FIO_OPT_C_IO,
3278 .group = FIO_OPT_G_IOLOG,
3279 },
3280 {
3281 .name = "replay_align",
3282 .lname = "Replace alignment",
3283 .type = FIO_OPT_INT,
a609f12a 3284 .off1 = offsetof(struct thread_options, replay_align),
0c63576e
JA		 3285 .parent = "read_iolog",
3286 .help = "Scale offset down by this factor",
3287 .category = FIO_OPT_C_IO,
3288 .group = FIO_OPT_G_IOLOG,
3289 .pow2 = 1,
3290 },
6dd7fa77
JA		 3291 {
3292 .name = "replay_time_scale",
3293 .lname = "Replay Time Scale",
3294 .type = FIO_OPT_INT,
3295 .off1 = offsetof(struct thread_options, replay_time_scale),
3296 .def = "100",
3297 .minval = 1,
3298 .parent = "read_iolog",
3299 .hide = 1,
3300 .help = "Scale time for replay events",
3301 .category = FIO_OPT_C_IO,
3302 .group = FIO_OPT_G_IOLOG,
3303 },
d7235efb
JA		 3304 {
3305 .name = "replay_skip",
3306 .lname = "Replay Skip",
3307 .type = FIO_OPT_STR,
3308 .cb = str_replay_skip_cb,
3309 .off1 = offsetof(struct thread_options, replay_skip),
3310 .parent = "read_iolog",
3311 .help = "Skip certain IO types (read,write,trim,flush)",
3312 .category = FIO_OPT_C_IO,
3313 .group = FIO_OPT_G_IOLOG,
3314 },
b9921d1a
DZ		 3315 {
3316 .name = "merge_blktrace_file",
3317 .lname = "Merged blktrace output filename",
3318 .type = FIO_OPT_STR_STORE,
3319 .off1 = offsetof(struct thread_options, merge_blktrace_file),
3320 .help = "Merged blktrace output filename",
3321 .category = FIO_OPT_C_IO,
3322 .group = FIO_OPT_G_IOLOG,
3323 },
87a48ada
DZ		 3324 {
3325 .name = "merge_blktrace_scalars",
3326 .lname = "Percentage to scale each trace",
3327 .type = FIO_OPT_FLOAT_LIST,
3328 .off1 = offsetof(struct thread_options, merge_blktrace_scalars),
3329 .maxlen = FIO_IO_U_LIST_MAX_LEN,
3330 .help = "Percentage to scale each trace",
3331 .category = FIO_OPT_C_IO,
3332 .group = FIO_OPT_G_IOLOG,
3333 },
55bfd8c8
DZ		 3334 {
3335 .name = "merge_blktrace_iters",
3336 .lname = "Number of iterations to run per trace",
3337 .type = FIO_OPT_FLOAT_LIST,
3338 .off1 = offsetof(struct thread_options, merge_blktrace_iters),
3339 .maxlen = FIO_IO_U_LIST_MAX_LEN,
3340 .help = "Number of iterations to run per trace",
3341 .category = FIO_OPT_C_IO,
3342 .group = FIO_OPT_G_IOLOG,
3343 },
214e1eca
JA		 3344 {
3345 .name = "exec_prerun",
e8b0e958 3346 .lname = "Pre-execute runnable",
214e1eca 3347 .type = FIO_OPT_STR_STORE,
a609f12a 3348 .off1 = offsetof(struct thread_options, exec_prerun),
214e1eca 3349 .help = "Execute this file prior to running job",
e8b0e958
JA		 3350 .category = FIO_OPT_C_GENERAL,
3351 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3352 },
3353 {
3354 .name = "exec_postrun",
e8b0e958 3355 .lname = "Post-execute runnable",
214e1eca 3356 .type = FIO_OPT_STR_STORE,
a609f12a 3357 .off1 = offsetof(struct thread_options, exec_postrun),
214e1eca 3358 .help = "Execute this file after running job",
e8b0e958
JA		 3359 .category = FIO_OPT_C_GENERAL,
3360 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3361 },
3362#ifdef FIO_HAVE_IOSCHED_SWITCH
3363 {
3364 .name = "ioscheduler",
e8b0e958 3365 .lname = "I/O scheduler",
214e1eca 3366 .type = FIO_OPT_STR_STORE,
a609f12a 3367 .off1 = offsetof(struct thread_options, ioscheduler),
214e1eca 3368 .help = "Use this IO scheduler on the backing device",
e8b0e958
JA		 3369 .category = FIO_OPT_C_FILE,
3370 .group = FIO_OPT_G_INVALID,
214e1eca 3371 },
a275c37a
JA		 3372#else
3373 {
3374 .name = "ioscheduler",
3375 .lname = "I/O scheduler",
3376 .type = FIO_OPT_UNSUPPORTED,
3377 .help = "Your platform does not support IO scheduler switching",
3378 },
214e1eca 3379#endif
7b865a2f
BVA		 3380 {
3381 .name = "zonemode",
3382 .lname = "Zone mode",
3383 .help = "Mode for the zonesize, zonerange and zoneskip parameters",
3384 .type = FIO_OPT_STR,
3385 .off1 = offsetof(struct thread_options, zone_mode),
3386 .def = "none",
3387 .category = FIO_OPT_C_IO,
3388 .group = FIO_OPT_G_ZONE,
3389 .posval = {
3390 { .ival = "none",
3391 .oval = ZONE_MODE_NONE,
3392 .help = "no zoning",
3393 },
3394 { .ival = "strided",
3395 .oval = ZONE_MODE_STRIDED,
3396 .help = "strided mode - random I/O is restricted to a single zone",
3397 },
3398 { .ival = "zbd",
3399 .oval = ZONE_MODE_ZBD,
3400 .help = "zoned block device mode - random I/O selects one of multiple zones randomly",
3401 },
3402 },
3403 },
214e1eca
JA		 3404 {
3405 .name = "zonesize",
e8b0e958 3406 .lname = "Zone size",
214e1eca 3407 .type = FIO_OPT_STR_VAL,
a609f12a 3408 .off1 = offsetof(struct thread_options, zone_size),
ed335855
SN		 3409 .help = "Amount of data to read per zone",
3410 .def = "0",
20eb06bd 3411 .interval = 1024 * 1024,
e8b0e958
JA		 3412 .category = FIO_OPT_C_IO,
3413 .group = FIO_OPT_G_ZONE,
ed335855 3414 },
b8dd9750
HH		 3415 {
3416 .name = "zonecapacity",
3417 .lname = "Zone capacity",
3418 .type = FIO_OPT_STR_VAL,
3419 .off1 = offsetof(struct thread_options, zone_capacity),
3420 .help = "Capacity per zone",
3421 .def = "0",
3422 .interval = 1024 * 1024,
3423 .category = FIO_OPT_C_IO,
3424 .group = FIO_OPT_G_ZONE,
3425 },
ed335855
SN		 3426 {
3427 .name = "zonerange",
e8b0e958 3428 .lname = "Zone range",
ed335855 3429 .type = FIO_OPT_STR_VAL,
a609f12a 3430 .off1 = offsetof(struct thread_options, zone_range),
214e1eca
JA		 3431 .help = "Give size of an IO zone",
3432 .def = "0",
20eb06bd 3433 .interval = 1024 * 1024,
e8b0e958
JA		 3434 .category = FIO_OPT_C_IO,
3435 .group = FIO_OPT_G_ZONE,
214e1eca
JA		 3436 },
3437 {
3438 .name = "zoneskip",
e8b0e958 3439 .lname = "Zone skip",
8f39afa7
AD		 3440 .type = FIO_OPT_STR_VAL_ZONE,
3441 .cb = str_zoneskip_cb,
a609f12a 3442 .off1 = offsetof(struct thread_options, zone_skip),
214e1eca
JA		 3443 .help = "Space between IO zones",
3444 .def = "0",
e8b0e958
JA		 3445 .category = FIO_OPT_C_IO,
3446 .group = FIO_OPT_G_ZONE,
214e1eca 3447 },
bfbdd35b
BVA		 3448 {
3449 .name = "read_beyond_wp",
3450 .lname = "Allow reads beyond the zone write pointer",
3451 .type = FIO_OPT_BOOL,
3452 .off1 = offsetof(struct thread_options, read_beyond_wp),
3453 .help = "Allow reads beyond the zone write pointer",
3454 .def = "0",
3455 .category = FIO_OPT_C_IO,
3456 .group = FIO_OPT_G_INVALID,
3457 },
59b07544
BVA		 3458 {
3459 .name = "max_open_zones",
219c662d 3460 .lname = "Per device/file maximum number of open zones",
59b07544
BVA		 3461 .type = FIO_OPT_INT,
3462 .off1 = offsetof(struct thread_options, max_open_zones),
b7694961 3463 .maxval = ZBD_MAX_OPEN_ZONES,
219c662d
AD		 3464 .help = "Limit on the number of simultaneously opened sequential write zones with zonemode=zbd",
3465 .def = "0",
3466 .category = FIO_OPT_C_IO,
3467 .group = FIO_OPT_G_INVALID,
3468 },
3469 {
3470 .name = "job_max_open_zones",
3471 .lname = "Job maximum number of open zones",
3472 .type = FIO_OPT_INT,
3473 .off1 = offsetof(struct thread_options, job_max_open_zones),
3474 .maxval = ZBD_MAX_OPEN_ZONES,
3475 .help = "Limit on the number of simultaneously opened sequential write zones with zonemode=zbd by one thread/process",
59b07544
BVA		 3476 .def = "0",
3477 .category = FIO_OPT_C_IO,
3478 .group = FIO_OPT_G_INVALID,
3479 },
a7c2b6fc
BVA		 3480 {
3481 .name = "zone_reset_threshold",
3482 .lname = "Zone reset threshold",
3483 .help = "Zoned block device reset threshold",
3484 .type = FIO_OPT_FLOAT_LIST,
3485 .maxlen = 1,
3486 .off1 = offsetof(struct thread_options, zrt),
3487 .minfp = 0,
3488 .maxfp = 1,
3489 .category = FIO_OPT_C_IO,
3490 .group = FIO_OPT_G_ZONE,
3491 },
3492 {
3493 .name = "zone_reset_frequency",
3494 .lname = "Zone reset frequency",
3495 .help = "Zoned block device zone reset frequency in HZ",
3496 .type = FIO_OPT_FLOAT_LIST,
3497 .maxlen = 1,
3498 .off1 = offsetof(struct thread_options, zrf),
3499 .minfp = 0,
3500 .maxfp = 1,
3501 .category = FIO_OPT_C_IO,
3502 .group = FIO_OPT_G_ZONE,
3503 },
214e1eca
JA		 3504 {
3505 .name = "lockmem",
e8b0e958 3506 .lname = "Lock memory",
214e1eca 3507 .type = FIO_OPT_STR_VAL,
a609f12a 3508 .off1 = offsetof(struct thread_options, lockmem),
81c6b6cd 3509 .help = "Lock down this amount of memory (per worker)",
214e1eca 3510 .def = "0",
20eb06bd 3511 .interval = 1024 * 1024,
e8b0e958
JA		 3512 .category = FIO_OPT_C_GENERAL,
3513 .group = FIO_OPT_G_INVALID,
214e1eca 3514 },
214e1eca
JA		 3515 {
3516 .name = "rwmixread",
e8b0e958 3517 .lname = "Read/write mix read",
214e1eca 3518 .type = FIO_OPT_INT,
cb499fc4 3519 .cb = str_rwmix_read_cb,
a609f12a 3520 .off1 = offsetof(struct thread_options, rwmix[DDIR_READ]),
214e1eca
JA		 3521 .maxval = 100,
3522 .help = "Percentage of mixed workload that is reads",
3523 .def = "50",
20eb06bd 3524 .interval = 5,
90265353 3525 .inverse = "rwmixwrite",
e8b0e958
JA		 3526 .category = FIO_OPT_C_IO,
3527 .group = FIO_OPT_G_RWMIX,
214e1eca
JA		 3528 },
3529 {
3530 .name = "rwmixwrite",
e8b0e958 3531 .lname = "Read/write mix write",
214e1eca 3532 .type = FIO_OPT_INT,
cb499fc4 3533 .cb = str_rwmix_write_cb,
a609f12a 3534 .off1 = offsetof(struct thread_options, rwmix[DDIR_WRITE]),
214e1eca
JA		 3535 .maxval = 100,
3536 .help = "Percentage of mixed workload that is writes",
3537 .def = "50",
20eb06bd 3538 .interval = 5,
90265353 3539 .inverse = "rwmixread",
e8b0e958
JA		 3540 .category = FIO_OPT_C_IO,
3541 .group = FIO_OPT_G_RWMIX,
214e1eca 3542 },
afdf9352
JA		 3543 {
3544 .name = "rwmixcycle",
e8b0e958 3545 .lname = "Read/write mix cycle",
15ca150e 3546 .type = FIO_OPT_DEPRECATED,
e8b0e958
JA		 3547 .category = FIO_OPT_C_IO,
3548 .group = FIO_OPT_G_RWMIX,
afdf9352 3549 },
214e1eca
JA		 3550 {
3551 .name = "nice",
e8b0e958 3552 .lname = "Nice",
214e1eca 3553 .type = FIO_OPT_INT,
a609f12a 3554 .off1 = offsetof(struct thread_options, nice),
214e1eca 3555 .help = "Set job CPU nice value",
11fd6aa8
RC		 3556 .minval = -20,
3557 .maxval = 19,
214e1eca 3558 .def = "0",
20eb06bd 3559 .interval = 1,
e8b0e958 3560 .category = FIO_OPT_C_GENERAL,
10860056 3561 .group = FIO_OPT_G_CRED,
214e1eca
JA		 3562 },
3563#ifdef FIO_HAVE_IOPRIO
3564 {
3565 .name = "prio",
e8b0e958 3566 .lname = "I/O nice priority",
214e1eca 3567 .type = FIO_OPT_INT,
a609f12a 3568 .off1 = offsetof(struct thread_options, ioprio),
214e1eca 3569 .help = "Set job IO priority value",
1767bd34
TK		 3570 .minval = IOPRIO_MIN_PRIO,
3571 .maxval = IOPRIO_MAX_PRIO,
20eb06bd 3572 .interval = 1,
e8b0e958 3573 .category = FIO_OPT_C_GENERAL,
10860056 3574 .group = FIO_OPT_G_CRED,
214e1eca 3575 },
32ef447a
TK		 3576#else
3577 {
3578 .name = "prio",
3579 .lname = "I/O nice priority",
3580 .type = FIO_OPT_UNSUPPORTED,
3581 .help = "Your platform does not support IO priorities",
3582 },
3583#endif
3584#ifdef FIO_HAVE_IOPRIO_CLASS
3585#ifndef FIO_HAVE_IOPRIO
3586#error "FIO_HAVE_IOPRIO_CLASS requires FIO_HAVE_IOPRIO"
3587#endif
214e1eca
JA		 3588 {
3589 .name = "prioclass",
e8b0e958 3590 .lname = "I/O nice priority class",
214e1eca 3591 .type = FIO_OPT_INT,
a609f12a 3592 .off1 = offsetof(struct thread_options, ioprio_class),
214e1eca 3593 .help = "Set job IO priority class",
1767bd34
TK		 3594 .minval = IOPRIO_MIN_PRIO_CLASS,
3595 .maxval = IOPRIO_MAX_PRIO_CLASS,
20eb06bd 3596 .interval = 1,
e8b0e958 3597 .category = FIO_OPT_C_GENERAL,
10860056 3598 .group = FIO_OPT_G_CRED,
214e1eca 3599 },
a275c37a 3600#else
a275c37a
JA		 3601 {
3602 .name = "prioclass",
3603 .lname = "I/O nice priority class",
3604 .type = FIO_OPT_UNSUPPORTED,
32ef447a 3605 .help = "Your platform does not support IO priority classes",
a275c37a 3606 },
214e1eca
JA		 3607#endif
3608 {
3609 .name = "thinktime",
e8b0e958 3610 .lname = "Thinktime",
214e1eca 3611 .type = FIO_OPT_INT,
a609f12a 3612 .off1 = offsetof(struct thread_options, thinktime),
214e1eca
JA		 3613 .help = "Idle time between IO buffers (usec)",
3614 .def = "0",
88038bc7 3615 .is_time = 1,
e8b0e958 3616 .category = FIO_OPT_C_IO,
3ceb458f 3617 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3618 },
3619 {
3620 .name = "thinktime_spin",
e8b0e958 3621 .lname = "Thinktime spin",
214e1eca 3622 .type = FIO_OPT_INT,
a609f12a 3623 .off1 = offsetof(struct thread_options, thinktime_spin),
214e1eca
JA		 3624 .help = "Start think time by spinning this amount (usec)",
3625 .def = "0",
88038bc7 3626 .is_time = 1,
afdf9352 3627 .parent = "thinktime",
d71c154c 3628 .hide = 1,
e8b0e958 3629 .category = FIO_OPT_C_IO,
3ceb458f 3630 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3631 },
3632 {
3633 .name = "thinktime_blocks",
e8b0e958 3634 .lname = "Thinktime blocks",
214e1eca 3635 .type = FIO_OPT_INT,
a609f12a 3636 .off1 = offsetof(struct thread_options, thinktime_blocks),
214e1eca
JA		 3637 .help = "IO buffer period between 'thinktime'",
3638 .def = "1",
afdf9352 3639 .parent = "thinktime",
d71c154c 3640 .hide = 1,
e8b0e958 3641 .category = FIO_OPT_C_IO,
3ceb458f 3642 .group = FIO_OPT_G_THINKTIME,
214e1eca 3643 },
33f42c20
HQ		 3644 {
3645 .name = "thinktime_blocks_type",
3646 .lname = "Thinktime blocks type",
3647 .type = FIO_OPT_STR,
3648 .off1 = offsetof(struct thread_options, thinktime_blocks_type),
3649 .help = "How thinktime_blocks takes effect",
3650 .def = "complete",
3651 .category = FIO_OPT_C_IO,
3652 .group = FIO_OPT_G_THINKTIME,
3653 .posval = {
3654 { .ival = "complete",
3655 .oval = THINKTIME_BLOCKS_TYPE_COMPLETE,
3656 .help = "thinktime_blocks takes effect at the completion side",
3657 },
3658 {
3659 .ival = "issue",
3660 .oval = THINKTIME_BLOCKS_TYPE_ISSUE,
3661 .help = "thinktime_blocks takes effect at the issue side",
3662 },
3663 },
3664 .parent = "thinktime",
3665 },
214e1eca
JA		 3666 {
3667 .name = "rate",
e8b0e958 3668 .lname = "I/O rate",
140a6888 3669 .type = FIO_OPT_ULL,
a609f12a
JA		 3670 .off1 = offsetof(struct thread_options, rate[DDIR_READ]),
3671 .off2 = offsetof(struct thread_options, rate[DDIR_WRITE]),
3672 .off3 = offsetof(struct thread_options, rate[DDIR_TRIM]),
214e1eca 3673 .help = "Set bandwidth rate",
e8b0e958
JA		 3674 .category = FIO_OPT_C_IO,
3675 .group = FIO_OPT_G_RATE,
214e1eca
JA		 3676 },
3677 {
6d428bcd
JA		 3678 .name = "rate_min",
3679 .alias = "ratemin",
e8b0e958 3680 .lname = "I/O min rate",
140a6888 3681 .type = FIO_OPT_ULL,
a609f12a
JA		 3682 .off1 = offsetof(struct thread_options, ratemin[DDIR_READ]),
3683 .off2 = offsetof(struct thread_options, ratemin[DDIR_WRITE]),
3684 .off3 = offsetof(struct thread_options, ratemin[DDIR_TRIM]),
4e991c23 3685 .help = "Job must meet this rate or it will be shutdown",
afdf9352 3686 .parent = "rate",
d71c154c 3687 .hide = 1,
e8b0e958
JA		 3688 .category = FIO_OPT_C_IO,
3689 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3690 },
3691 {
3692 .name = "rate_iops",
e8b0e958 3693 .lname = "I/O rate IOPS",
e01b22b8 3694 .type = FIO_OPT_INT,
a609f12a
JA		 3695 .off1 = offsetof(struct thread_options, rate_iops[DDIR_READ]),
3696 .off2 = offsetof(struct thread_options, rate_iops[DDIR_WRITE]),
3697 .off3 = offsetof(struct thread_options, rate_iops[DDIR_TRIM]),
4e991c23 3698 .help = "Limit IO used to this number of IO operations/sec",
d71c154c 3699 .hide = 1,
e8b0e958
JA		 3700 .category = FIO_OPT_C_IO,
3701 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3702 },
3703 {
3704 .name = "rate_iops_min",
e8b0e958 3705 .lname = "I/O min rate IOPS",
e01b22b8 3706 .type = FIO_OPT_INT,
a609f12a
JA		 3707 .off1 = offsetof(struct thread_options, rate_iops_min[DDIR_READ]),
3708 .off2 = offsetof(struct thread_options, rate_iops_min[DDIR_WRITE]),
3709 .off3 = offsetof(struct thread_options, rate_iops_min[DDIR_TRIM]),
03e20d68 3710 .help = "Job must meet this rate or it will be shut down",
afdf9352 3711 .parent = "rate_iops",
d71c154c 3712 .hide = 1,
e8b0e958
JA		 3713 .category = FIO_OPT_C_IO,
3714 .group = FIO_OPT_G_RATE,
214e1eca 3715 },
ff6bb260 3716 {
6de65959
JA		 3717 .name = "rate_process",
3718 .lname = "Rate Process",
3719 .type = FIO_OPT_STR,
a609f12a 3720 .off1 = offsetof(struct thread_options, rate_process),
6de65959
JA		 3721 .help = "What process controls how rated IO is managed",
3722 .def = "linear",
ff6bb260
SL		 3723 .category = FIO_OPT_C_IO,
3724 .group = FIO_OPT_G_RATE,
6de65959
JA		 3725 .posval = {
3726 { .ival = "linear",
3727 .oval = RATE_PROCESS_LINEAR,
3728 .help = "Linear rate of IO",
3729 },
3730 {
3731 .ival = "poisson",
3732 .oval = RATE_PROCESS_POISSON,
3733 .help = "Rate follows Poisson process",
3734 },
3735 },
3736 .parent = "rate",
ff6bb260 3737 },
214e1eca 3738 {
6d428bcd
JA		 3739 .name = "rate_cycle",
3740 .alias = "ratecycle",
e8b0e958 3741 .lname = "I/O rate cycle",
214e1eca 3742 .type = FIO_OPT_INT,
a609f12a 3743 .off1 = offsetof(struct thread_options, ratecycle),
214e1eca
JA		 3744 .help = "Window average for rate limits (msec)",
3745 .def = "1000",
afdf9352 3746 .parent = "rate",
d71c154c 3747 .hide = 1,
e8b0e958
JA		 3748 .category = FIO_OPT_C_IO,
3749 .group = FIO_OPT_G_RATE,
214e1eca 3750 },
1a9bf814
JA		 3751 {
3752 .name = "rate_ignore_thinktime",
3753 .lname = "Rate ignore thinktime",
3754 .type = FIO_OPT_BOOL,
3755 .off1 = offsetof(struct thread_options, rate_ign_think),
3756 .help = "Rated IO ignores thinktime settings",
3757 .parent = "rate",
3758 .category = FIO_OPT_C_IO,
3759 .group = FIO_OPT_G_RATE,
3760 },
15501535
JA		 3761 {
3762 .name = "max_latency",
dd97d866 3763 .lname = "Max Latency (usec)",
f7cf63bf
VR		 3764 .type = FIO_OPT_ULL,
3765 .off1 = offsetof(struct thread_options, max_latency[DDIR_READ]),
3766 .off2 = offsetof(struct thread_options, max_latency[DDIR_WRITE]),
3767 .off3 = offsetof(struct thread_options, max_latency[DDIR_TRIM]),
15501535 3768 .help = "Maximum tolerated IO latency (usec)",
88038bc7 3769 .is_time = 1,
1e5324e7 3770 .category = FIO_OPT_C_IO,
3e260a46
JA		 3771 .group = FIO_OPT_G_LATPROF,
3772 },
3773 {
3774 .name = "latency_target",
3775 .lname = "Latency Target (usec)",
3776 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3777 .off1 = offsetof(struct thread_options, latency_target),
3e260a46 3778 .help = "Ramp to max queue depth supporting this latency",
88038bc7 3779 .is_time = 1,
3e260a46
JA		 3780 .category = FIO_OPT_C_IO,
3781 .group = FIO_OPT_G_LATPROF,
3782 },
3783 {
3784 .name = "latency_window",
3785 .lname = "Latency Window (usec)",
3786 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3787 .off1 = offsetof(struct thread_options, latency_window),
3e260a46 3788 .help = "Time to sustain latency_target",
88038bc7 3789 .is_time = 1,
3e260a46
JA		 3790 .category = FIO_OPT_C_IO,
3791 .group = FIO_OPT_G_LATPROF,
3792 },
3793 {
3794 .name = "latency_percentile",
3795 .lname = "Latency Percentile",
3796 .type = FIO_OPT_FLOAT_LIST,
a609f12a 3797 .off1 = offsetof(struct thread_options, latency_percentile),
3e260a46
JA		 3798 .help = "Percentile of IOs must be below latency_target",
3799 .def = "100",
3800 .maxlen = 1,
3801 .minfp = 0.0,
3802 .maxfp = 100.0,
3803 .category = FIO_OPT_C_IO,
3804 .group = FIO_OPT_G_LATPROF,
15501535 3805 },
e1bcd541
SL		 3806 {
3807 .name = "latency_run",
3808 .lname = "Latency Run",
3809 .type = FIO_OPT_BOOL,
3810 .off1 = offsetof(struct thread_options, latency_run),
3811 .help = "Keep adjusting queue depth to match latency_target",
3812 .def = "0",
3813 .category = FIO_OPT_C_IO,
3814 .group = FIO_OPT_G_LATPROF,
3815 },
214e1eca
JA		 3816 {
3817 .name = "invalidate",
e8b0e958 3818 .lname = "Cache invalidate",
214e1eca 3819 .type = FIO_OPT_BOOL,
a609f12a 3820 .off1 = offsetof(struct thread_options, invalidate_cache),
214e1eca
JA		 3821 .help = "Invalidate buffer/page cache prior to running job",
3822 .def = "1",
e8b0e958 3823 .category = FIO_OPT_C_IO,
3ceb458f 3824 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 3825 },
3826 {
3827 .name = "sync",
e8b0e958 3828 .lname = "Synchronous I/O",
eb9f8d7f 3829 .type = FIO_OPT_STR,
a609f12a 3830 .off1 = offsetof(struct thread_options, sync_io),
eb9f8d7f
AF		 3831 .help = "Use synchronous write IO",
3832 .def = "none",
d71c154c 3833 .hide = 1,
e8b0e958 3834 .category = FIO_OPT_C_IO,
3ceb458f 3835 .group = FIO_OPT_G_IO_TYPE,
eb9f8d7f
AF		 3836 .posval = {
3837 { .ival = "none",
3838 .oval = 0,
3839 },
3840 { .ival = "0",
3841 .oval = 0,
3842 },
3843 { .ival = "sync",
3844 .oval = O_SYNC,
3845 },
3846 { .ival = "1",
3847 .oval = O_SYNC,
3848 },
3849#ifdef O_DSYNC
3850 { .ival = "dsync",
3851 .oval = O_DSYNC,
3852 },
3853#endif
3854 },
214e1eca 3855 },
ae8e559e
JA		 3856#ifdef FIO_HAVE_WRITE_HINT
3857 {
3858 .name = "write_hint",
3859 .lname = "Write hint",
3860 .type = FIO_OPT_STR,
3861 .off1 = offsetof(struct thread_options, write_hint),
3862 .help = "Set expected write life time",
3863 .category = FIO_OPT_C_ENGINE,
3864 .group = FIO_OPT_G_INVALID,
3865 .posval = {
3866 { .ival = "none",
3867 .oval = RWH_WRITE_LIFE_NONE,
3868 },
3869 { .ival = "short",
3870 .oval = RWH_WRITE_LIFE_SHORT,
3871 },
3872 { .ival = "medium",
3873 .oval = RWH_WRITE_LIFE_MEDIUM,
3874 },
3875 { .ival = "long",
3876 .oval = RWH_WRITE_LIFE_LONG,
3877 },
3878 { .ival = "extreme",
3879 .oval = RWH_WRITE_LIFE_EXTREME,
3880 },
3881 },
3882 },
3883#endif
214e1eca
JA		 3884 {
3885 .name = "create_serialize",
e8b0e958 3886 .lname = "Create serialize",
214e1eca 3887 .type = FIO_OPT_BOOL,
a609f12a 3888 .off1 = offsetof(struct thread_options, create_serialize),
c2b8035f 3889 .help = "Serialize creation of job files",
214e1eca 3890 .def = "1",
e8b0e958
JA		 3891 .category = FIO_OPT_C_FILE,
3892 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3893 },
3894 {
3895 .name = "create_fsync",
e8b0e958 3896 .lname = "Create fsync",
214e1eca 3897 .type = FIO_OPT_BOOL,
a609f12a 3898 .off1 = offsetof(struct thread_options, create_fsync),
03e20d68 3899 .help = "fsync file after creation",
214e1eca 3900 .def = "1",
e8b0e958
JA		 3901 .category = FIO_OPT_C_FILE,
3902 .group = FIO_OPT_G_INVALID,
214e1eca 3903 },
814452bd
JA		 3904 {
3905 .name = "create_on_open",
e8b0e958 3906 .lname = "Create on open",
814452bd 3907 .type = FIO_OPT_BOOL,
a609f12a 3908 .off1 = offsetof(struct thread_options, create_on_open),
814452bd
JA		 3909 .help = "Create files when they are opened for IO",
3910 .def = "0",
e8b0e958
JA		 3911 .category = FIO_OPT_C_FILE,
3912 .group = FIO_OPT_G_INVALID,
814452bd 3913 },
25460cf6
JA		 3914 {
3915 .name = "create_only",
cce2fdfe 3916 .lname = "Create Only",
25460cf6 3917 .type = FIO_OPT_BOOL,
a609f12a 3918 .off1 = offsetof(struct thread_options, create_only),
25460cf6 3919 .help = "Only perform file creation phase",
d17fda71 3920 .category = FIO_OPT_C_FILE,
25460cf6
JA		 3921 .def = "0",
3922 },
2378826d
JA		 3923 {
3924 .name = "allow_file_create",
e81ecca3 3925 .lname = "Allow file create",
2378826d 3926 .type = FIO_OPT_BOOL,
a609f12a 3927 .off1 = offsetof(struct thread_options, allow_create),
2378826d
JA		 3928 .help = "Permit fio to create files, if they don't exist",
3929 .def = "1",
3930 .category = FIO_OPT_C_FILE,
3931 .group = FIO_OPT_G_FILENAME,
3932 },
e81ecca3
JA		 3933 {
3934 .name = "allow_mounted_write",
3935 .lname = "Allow mounted write",
3936 .type = FIO_OPT_BOOL,
a609f12a 3937 .off1 = offsetof(struct thread_options, allow_mounted_write),
e81ecca3
JA		 3938 .help = "Allow writes to a mounted partition",
3939 .def = "0",
3940 .category = FIO_OPT_C_FILE,
3941 .group = FIO_OPT_G_FILENAME,
3942 },
0b9d69ec 3943 {
afad68f7 3944 .name = "pre_read",
e8b0e958 3945 .lname = "Pre-read files",
afad68f7 3946 .type = FIO_OPT_BOOL,
a609f12a 3947 .off1 = offsetof(struct thread_options, pre_read),
03e20d68 3948 .help = "Pre-read files before starting official testing",
afad68f7 3949 .def = "0",
e8b0e958
JA		 3950 .category = FIO_OPT_C_FILE,
3951 .group = FIO_OPT_G_INVALID,
afad68f7 3952 },
214e1eca
JA		 3953#ifdef FIO_HAVE_CPU_AFFINITY
3954 {
3955 .name = "cpumask",
e8b0e958 3956 .lname = "CPU mask",
214e1eca
JA		 3957 .type = FIO_OPT_INT,
3958 .cb = str_cpumask_cb,
a609f12a 3959 .off1 = offsetof(struct thread_options, cpumask),
214e1eca 3960 .help = "CPU affinity mask",
e8b0e958 3961 .category = FIO_OPT_C_GENERAL,
10860056 3962 .group = FIO_OPT_G_CRED,
214e1eca 3963 },
d2e268b0
JA		 3964 {
3965 .name = "cpus_allowed",
e8b0e958 3966 .lname = "CPUs allowed",
d2e268b0
JA		 3967 .type = FIO_OPT_STR,
3968 .cb = str_cpus_allowed_cb,
a609f12a 3969 .off1 = offsetof(struct thread_options, cpumask),
d2e268b0 3970 .help = "Set CPUs allowed",
e8b0e958 3971 .category = FIO_OPT_C_GENERAL,
10860056 3972 .group = FIO_OPT_G_CRED,
d2e268b0 3973 },
c2acfbac
JA		 3974 {
3975 .name = "cpus_allowed_policy",
3976 .lname = "CPUs allowed distribution policy",
3977 .type = FIO_OPT_STR,
a609f12a 3978 .off1 = offsetof(struct thread_options, cpus_allowed_policy),
c2acfbac
JA		 3979 .help = "Distribution policy for cpus_allowed",
3980 .parent = "cpus_allowed",
3981 .prio = 1,
3982 .posval = {
3983 { .ival = "shared",
3984 .oval = FIO_CPUS_SHARED,
3985 .help = "Mask shared between threads",
3986 },
3987 { .ival = "split",
3988 .oval = FIO_CPUS_SPLIT,
3989 .help = "Mask split between threads",
3990 },
3991 },
3992 .category = FIO_OPT_C_GENERAL,
3993 .group = FIO_OPT_G_CRED,
3994 },
a275c37a
JA		 3995#else
3996 {
3997 .name = "cpumask",
3998 .lname = "CPU mask",
3999 .type = FIO_OPT_UNSUPPORTED,
4000 .help = "Your platform does not support CPU affinities",
4001 },
4002 {
4003 .name = "cpus_allowed",
4004 .lname = "CPUs allowed",
4005 .type = FIO_OPT_UNSUPPORTED,
4006 .help = "Your platform does not support CPU affinities",
4007 },
4008 {
4009 .name = "cpus_allowed_policy",
4010 .lname = "CPUs allowed distribution policy",
4011 .type = FIO_OPT_UNSUPPORTED,
4012 .help = "Your platform does not support CPU affinities",
4013 },
d0b937ed 4014#endif
67bf9823 4015#ifdef CONFIG_LIBNUMA
d0b937ed
YR		 4016 {
4017 .name = "numa_cpu_nodes",
cce2fdfe 4018 .lname = "NUMA CPU Nodes",
d0b937ed
YR		 4019 .type = FIO_OPT_STR,
4020 .cb = str_numa_cpunodes_cb,
a609f12a 4021 .off1 = offsetof(struct thread_options, numa_cpunodes),
d0b937ed 4022 .help = "NUMA CPU nodes bind",
6be54b2d
JA		 4023 .category = FIO_OPT_C_GENERAL,
4024 .group = FIO_OPT_G_INVALID,
d0b937ed
YR		 4025 },
4026 {
4027 .name = "numa_mem_policy",
cce2fdfe 4028 .lname = "NUMA Memory Policy",
d0b937ed
YR		 4029 .type = FIO_OPT_STR,
4030 .cb = str_numa_mpol_cb,
a609f12a 4031 .off1 = offsetof(struct thread_options, numa_memnodes),
d0b937ed 4032 .help = "NUMA memory policy setup",
6be54b2d
JA		 4033 .category = FIO_OPT_C_GENERAL,
4034 .group = FIO_OPT_G_INVALID,
d0b937ed 4035 },
a275c37a
JA		 4036#else
4037 {
4038 .name = "numa_cpu_nodes",
4039 .lname = "NUMA CPU Nodes",
4040 .type = FIO_OPT_UNSUPPORTED,
4041 .help = "Build fio with libnuma-dev(el) to enable this option",
4042 },
4043 {
4044 .name = "numa_mem_policy",
4045 .lname = "NUMA Memory Policy",
4046 .type = FIO_OPT_UNSUPPORTED,
4047 .help = "Build fio with libnuma-dev(el) to enable this option",
4048 },
03553853
YR		 4049#endif
4050#ifdef CONFIG_CUDA
4051 {
4052 .name = "gpu_dev_id",
4053 .lname = "GPU device ID",
4054 .type = FIO_OPT_INT,
4055 .off1 = offsetof(struct thread_options, gpu_dev_id),
4056 .help = "Set GPU device ID for GPUDirect RDMA",
4057 .def = "0",
4058 .category = FIO_OPT_C_GENERAL,
4059 .group = FIO_OPT_G_INVALID,
4060 },
214e1eca
JA		 4061#endif
4062 {
4063 .name = "end_fsync",
e8b0e958 4064 .lname = "End fsync",
214e1eca 4065 .type = FIO_OPT_BOOL,
a609f12a 4066 .off1 = offsetof(struct thread_options, end_fsync),
214e1eca
JA		 4067 .help = "Include fsync at the end of job",
4068 .def = "0",
e8b0e958
JA		 4069 .category = FIO_OPT_C_FILE,
4070 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 4071 },
4072 {
4073 .name = "fsync_on_close",
e8b0e958 4074 .lname = "Fsync on close",
214e1eca 4075 .type = FIO_OPT_BOOL,
a609f12a 4076 .off1 = offsetof(struct thread_options, fsync_on_close),
214e1eca
JA		 4077 .help = "fsync files on close",
4078 .def = "0",
e8b0e958
JA		 4079 .category = FIO_OPT_C_FILE,
4080 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 4081 },
4082 {
4083 .name = "unlink",
e8b0e958 4084 .lname = "Unlink file",
214e1eca 4085 .type = FIO_OPT_BOOL,
a609f12a 4086 .off1 = offsetof(struct thread_options, unlink),
214e1eca
JA		 4087 .help = "Unlink created files after job has completed",
4088 .def = "0",
e8b0e958
JA		 4089 .category = FIO_OPT_C_FILE,
4090 .group = FIO_OPT_G_INVALID,
214e1eca 4091 },
39c1c323 4092 {
4093 .name = "unlink_each_loop",
4094 .lname = "Unlink file after each loop of a job",
4095 .type = FIO_OPT_BOOL,
a609f12a 4096 .off1 = offsetof(struct thread_options, unlink_each_loop),
39c1c323 4097 .help = "Unlink created files after each loop in a job has completed",
4098 .def = "0",
4099 .category = FIO_OPT_C_FILE,
4100 .group = FIO_OPT_G_INVALID,
4101 },
214e1eca
JA		 4102 {
4103 .name = "exitall",
e8b0e958 4104 .lname = "Exit-all on terminate",
214e1eca
JA		 4105 .type = FIO_OPT_STR_SET,
4106 .cb = str_exitall_cb,
4107 .help = "Terminate all jobs when one exits",
e8b0e958 4108 .category = FIO_OPT_C_GENERAL,
a1f6afec 4109 .group = FIO_OPT_G_PROCESS,
214e1eca 4110 },
64402a8a
HW		 4111 {
4112 .name = "exit_what",
4113 .lname = "What jobs to quit on terminate",
4114 .type = FIO_OPT_STR,
4115 .off1 = offsetof(struct thread_options, exit_what),
4116 .help = "Fine-grained control for exitall",
4117 .def = "group",
4118 .category = FIO_OPT_C_GENERAL,
4119 .group = FIO_OPT_G_PROCESS,
4120 .posval = {
4121 { .ival = "group",
4122 .oval = TERMINATE_GROUP,
4123 .help = "exit_all=1 default behaviour",
4124 },
4125 { .ival = "stonewall",
4126 .oval = TERMINATE_STONEWALL,
4127 .help = "quit all currently running jobs; continue with next stonewall",
4128 },
4129 { .ival = "all",
4130 .oval = TERMINATE_ALL,
4131 .help = "Quit everything",
4132 },
4133 },
4134 },
f9cafb12
JA		 4135 {
4136 .name = "exitall_on_error",
4137 .lname = "Exit-all on terminate in error",
78abcf9b 4138 .type = FIO_OPT_STR_SET,
a609f12a 4139 .off1 = offsetof(struct thread_options, exitall_error),
f9cafb12
JA		 4140 .help = "Terminate all jobs when one exits in error",
4141 .category = FIO_OPT_C_GENERAL,
4142 .group = FIO_OPT_G_PROCESS,
4143 },
214e1eca
JA		 4144 {
4145 .name = "stonewall",
e8b0e958 4146 .lname = "Wait for previous",
d392365e 4147 .alias = "wait_for_previous",
214e1eca 4148 .type = FIO_OPT_STR_SET,
a609f12a 4149 .off1 = offsetof(struct thread_options, stonewall),
214e1eca 4150 .help = "Insert a hard barrier between this job and previous",
e8b0e958 4151 .category = FIO_OPT_C_GENERAL,
a1f6afec 4152 .group = FIO_OPT_G_PROCESS,
214e1eca 4153 },
b3d62a75
JA		 4154 {
4155 .name = "new_group",
e8b0e958 4156 .lname = "New group",
b3d62a75 4157 .type = FIO_OPT_STR_SET,
a609f12a 4158 .off1 = offsetof(struct thread_options, new_group),
b3d62a75 4159 .help = "Mark the start of a new group (for reporting)",
e8b0e958 4160 .category = FIO_OPT_C_GENERAL,
a1f6afec 4161 .group = FIO_OPT_G_PROCESS,
b3d62a75 4162 },
214e1eca
JA		 4163 {
4164 .name = "thread",
e8b0e958 4165 .lname = "Thread",
214e1eca 4166 .type = FIO_OPT_STR_SET,
a609f12a 4167 .off1 = offsetof(struct thread_options, use_thread),
20eb06bd 4168 .help = "Use threads instead of processes",
c8931876
JA		 4169#ifdef CONFIG_NO_SHM
4170 .def = "1",
4171 .no_warn_def = 1,
4172#endif
e8b0e958 4173 .category = FIO_OPT_C_GENERAL,
a1f6afec 4174 .group = FIO_OPT_G_PROCESS,
214e1eca 4175 },
3a5db920
JA		 4176 {
4177 .name = "per_job_logs",
cce2fdfe 4178 .lname = "Per Job Logs",
3a5db920 4179 .type = FIO_OPT_BOOL,
a609f12a 4180 .off1 = offsetof(struct thread_options, per_job_logs),
3a5db920
JA		 4181 .help = "Include job number in generated log files or not",
4182 .def = "1",
4183 .category = FIO_OPT_C_LOG,
4184 .group = FIO_OPT_G_INVALID,
4185 },
214e1eca
JA		 4186 {
4187 .name = "write_bw_log",
e8b0e958 4188 .lname = "Write bandwidth log",
dded427c 4189 .type = FIO_OPT_STR,
a609f12a 4190 .off1 = offsetof(struct thread_options, bw_log_file),
dded427c 4191 .cb = str_write_bw_log_cb,
214e1eca 4192 .help = "Write log of bandwidth during run",
e8b0e958
JA		 4193 .category = FIO_OPT_C_LOG,
4194 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 4195 },
4196 {
4197 .name = "write_lat_log",
e8b0e958 4198 .lname = "Write latency log",
dded427c 4199 .type = FIO_OPT_STR,
a609f12a 4200 .off1 = offsetof(struct thread_options, lat_log_file),
dded427c 4201 .cb = str_write_lat_log_cb,
214e1eca 4202 .help = "Write log of latency during run",
e8b0e958
JA		 4203 .category = FIO_OPT_C_LOG,
4204 .group = FIO_OPT_G_INVALID,
214e1eca 4205 },
c8eeb9df
JA		 4206 {
4207 .name = "write_iops_log",
e8b0e958 4208 .lname = "Write IOPS log",
dded427c 4209 .type = FIO_OPT_STR,
a609f12a 4210 .off1 = offsetof(struct thread_options, iops_log_file),
dded427c 4211 .cb = str_write_iops_log_cb,
c8eeb9df 4212 .help = "Write log of IOPS during run",
e8b0e958
JA		 4213 .category = FIO_OPT_C_LOG,
4214 .group = FIO_OPT_G_INVALID,
c8eeb9df 4215 },
b8bc8cba
JA		 4216 {
4217 .name = "log_avg_msec",
e8b0e958 4218 .lname = "Log averaging (msec)",
b8bc8cba 4219 .type = FIO_OPT_INT,
a609f12a 4220 .off1 = offsetof(struct thread_options, log_avg_msec),
b8bc8cba
JA		 4221 .help = "Average bw/iops/lat logs over this period of time",
4222 .def = "0",
e8b0e958 4223 .category = FIO_OPT_C_LOG,
1e613c9c
KC		 4224 .group = FIO_OPT_G_INVALID,
4225 },
4226 {
4227 .name = "log_hist_msec",
4228 .lname = "Log histograms (msec)",
4229 .type = FIO_OPT_INT,
a609f12a 4230 .off1 = offsetof(struct thread_options, log_hist_msec),
1e613c9c
KC		 4231 .help = "Dump completion latency histograms at frequency of this time value",
4232 .def = "0",
4233 .category = FIO_OPT_C_LOG,
4234 .group = FIO_OPT_G_INVALID,
4235 },
4236 {
4237 .name = "log_hist_coarseness",
4238 .lname = "Histogram logs coarseness",
4239 .type = FIO_OPT_INT,
a609f12a 4240 .off1 = offsetof(struct thread_options, log_hist_coarseness),
1e613c9c
KC		 4241 .help = "Integer in range [0,6]. Higher coarseness outputs"
4242 " fewer histogram bins per sample. The number of bins for"
4243 " these are [1216, 608, 304, 152, 76, 38, 19] respectively.",
4244 .def = "0",
4245 .category = FIO_OPT_C_LOG,
4246 .group = FIO_OPT_G_INVALID,
4247 },
4248 {
4249 .name = "write_hist_log",
4250 .lname = "Write latency histogram logs",
dded427c 4251 .type = FIO_OPT_STR,
a609f12a 4252 .off1 = offsetof(struct thread_options, hist_log_file),
dded427c 4253 .cb = str_write_hist_log_cb,
1e613c9c
KC		 4254 .help = "Write log of latency histograms during run",
4255 .category = FIO_OPT_C_LOG,
e8b0e958 4256 .group = FIO_OPT_G_INVALID,
b8bc8cba 4257 },
e6989e10
JA		 4258 {
4259 .name = "log_max_value",
4260 .lname = "Log maximum instead of average",
4261 .type = FIO_OPT_BOOL,
a609f12a 4262 .off1 = offsetof(struct thread_options, log_max),
e6989e10
JA		 4263 .help = "Log max sample in a window instead of average",
4264 .def = "0",
4265 .category = FIO_OPT_C_LOG,
4266 .group = FIO_OPT_G_INVALID,
4267 },
ae588852
JA		 4268 {
4269 .name = "log_offset",
4270 .lname = "Log offset of IO",
4271 .type = FIO_OPT_BOOL,
a609f12a 4272 .off1 = offsetof(struct thread_options, log_offset),
ae588852
JA		 4273 .help = "Include offset of IO for each log entry",
4274 .def = "0",
4275 .category = FIO_OPT_C_LOG,
4276 .group = FIO_OPT_G_INVALID,
4277 },
aee2ab67
JA		 4278#ifdef CONFIG_ZLIB
4279 {
4280 .name = "log_compression",
4281 .lname = "Log compression",
4282 .type = FIO_OPT_INT,
a609f12a 4283 .off1 = offsetof(struct thread_options, log_gz),
aee2ab67 4284 .help = "Log in compressed chunks of this size",
9919b27b 4285 .minval = 1024ULL,
aee2ab67
JA		 4286 .maxval = 512 * 1024 * 1024ULL,
4287 .category = FIO_OPT_C_LOG,
4288 .group = FIO_OPT_G_INVALID,
4289 },
c08f9fe2
JA		 4290#ifdef FIO_HAVE_CPU_AFFINITY
4291 {
4292 .name = "log_compression_cpus",
4293 .lname = "Log Compression CPUs",
4294 .type = FIO_OPT_STR,
4295 .cb = str_log_cpus_allowed_cb,
a609f12a 4296 .off1 = offsetof(struct thread_options, log_gz_cpumask),
c08f9fe2
JA		 4297 .parent = "log_compression",
4298 .help = "Limit log compression to these CPUs",
4299 .category = FIO_OPT_C_LOG,
4300 .group = FIO_OPT_G_INVALID,
4301 },
a275c37a
JA		 4302#else
4303 {
4304 .name = "log_compression_cpus",
4305 .lname = "Log Compression CPUs",
4306 .type = FIO_OPT_UNSUPPORTED,
4307 .help = "Your platform does not support CPU affinities",
4308 },
c08f9fe2 4309#endif
b26317c9
JA		 4310 {
4311 .name = "log_store_compressed",
4312 .lname = "Log store compressed",
4313 .type = FIO_OPT_BOOL,
a609f12a 4314 .off1 = offsetof(struct thread_options, log_gz_store),
b26317c9
JA		 4315 .help = "Store logs in a compressed format",
4316 .category = FIO_OPT_C_LOG,
4317 .group = FIO_OPT_G_INVALID,
4318 },
a275c37a
JA		 4319#else
4320 {
4321 .name = "log_compression",
4322 .lname = "Log compression",
4323 .type = FIO_OPT_UNSUPPORTED,
4324 .help = "Install libz-dev(el) to get compression support",
4325 },
4326 {
4327 .name = "log_store_compressed",
4328 .lname = "Log store compressed",
4329 .type = FIO_OPT_UNSUPPORTED,
4330 .help = "Install libz-dev(el) to get compression support",
4331 },
aee2ab67 4332#endif
3aea75b1
KC		 4333 {
4334 .name = "log_unix_epoch",
4335 .lname = "Log epoch unix",
4336 .type = FIO_OPT_BOOL,
4337 .off1 = offsetof(struct thread_options, log_unix_epoch),
4338 .help = "Use Unix time in log files",
4339 .category = FIO_OPT_C_LOG,
4340 .group = FIO_OPT_G_INVALID,
4341 },
66347cfa
DE		 4342 {
4343 .name = "block_error_percentiles",
4344 .lname = "Block error percentiles",
4345 .type = FIO_OPT_BOOL,
a609f12a 4346 .off1 = offsetof(struct thread_options, block_error_hist),
66347cfa
DE		 4347 .help = "Record trim block errors and make a histogram",
4348 .def = "0",
4349 .category = FIO_OPT_C_LOG,
4350 .group = FIO_OPT_G_INVALID,
4351 },
c504ee55
JA		 4352 {
4353 .name = "bwavgtime",
4354 .lname = "Bandwidth average time",
4355 .type = FIO_OPT_INT,
a609f12a 4356 .off1 = offsetof(struct thread_options, bw_avg_time),
c504ee55
JA		 4357 .help = "Time window over which to calculate bandwidth"
4358 " (msec)",
4359 .def = "500",
4360 .parent = "write_bw_log",
4361 .hide = 1,
4362 .interval = 100,
4363 .category = FIO_OPT_C_LOG,
4364 .group = FIO_OPT_G_INVALID,
4365 },
4366 {
4367 .name = "iopsavgtime",
4368 .lname = "IOPS average time",
4369 .type = FIO_OPT_INT,
a609f12a 4370 .off1 = offsetof(struct thread_options, iops_avg_time),
c504ee55
JA		 4371 .help = "Time window over which to calculate IOPS (msec)",
4372 .def = "500",
4373 .parent = "write_iops_log",
4374 .hide = 1,
4375 .interval = 100,
4376 .category = FIO_OPT_C_LOG,
4377 .group = FIO_OPT_G_INVALID,
4378 },
214e1eca
JA		 4379 {
4380 .name = "group_reporting",
e8b0e958 4381 .lname = "Group reporting",
d2507043 4382 .type = FIO_OPT_STR_SET,
a609f12a 4383 .off1 = offsetof(struct thread_options, group_reporting),
214e1eca 4384 .help = "Do reporting on a per-group basis",
10860056 4385 .category = FIO_OPT_C_STAT,
e8b0e958 4386 .group = FIO_OPT_G_INVALID,
214e1eca 4387 },
8243be59
JA		 4388 {
4389 .name = "stats",
4390 .lname = "Stats",
4391 .type = FIO_OPT_BOOL,
4392 .off1 = offsetof(struct thread_options, stats),
4393 .help = "Enable collection of stats",
4394 .def = "1",
4395 .category = FIO_OPT_C_STAT,
4396 .group = FIO_OPT_G_INVALID,
4397 },
e9459e5a
JA		 4398 {
4399 .name = "zero_buffers",
e8b0e958 4400 .lname = "Zero I/O buffers",
e9459e5a 4401 .type = FIO_OPT_STR_SET,
a609f12a 4402 .off1 = offsetof(struct thread_options, zero_buffers),
e9459e5a 4403 .help = "Init IO buffers to all zeroes",
e8b0e958 4404 .category = FIO_OPT_C_IO,
3ceb458f 4405 .group = FIO_OPT_G_IO_BUF,
e9459e5a 4406 },
5973cafb
JA		 4407 {
4408 .name = "refill_buffers",
e8b0e958 4409 .lname = "Refill I/O buffers",
5973cafb 4410 .type = FIO_OPT_STR_SET,
a609f12a 4411 .off1 = offsetof(struct thread_options, refill_buffers),
5973cafb 4412 .help = "Refill IO buffers on every IO submit",
e8b0e958 4413 .category = FIO_OPT_C_IO,
3ceb458f 4414 .group = FIO_OPT_G_IO_BUF,
5973cafb 4415 },
fd68418e
JA		 4416 {
4417 .name = "scramble_buffers",
e8b0e958 4418 .lname = "Scramble I/O buffers",
fd68418e 4419 .type = FIO_OPT_BOOL,
a609f12a 4420 .off1 = offsetof(struct thread_options, scramble_buffers),
fd68418e
JA		 4421 .help = "Slightly scramble buffers on every IO submit",
4422 .def = "1",
e8b0e958 4423 .category = FIO_OPT_C_IO,
3ceb458f 4424 .group = FIO_OPT_G_IO_BUF,
fd68418e 4425 },
ce35b1ec
JA		 4426 {
4427 .name = "buffer_pattern",
4428 .lname = "Buffer pattern",
4429 .type = FIO_OPT_STR,
4430 .cb = str_buffer_pattern_cb,
a609f12a 4431 .off1 = offsetof(struct thread_options, buffer_pattern),
ce35b1ec
JA		 4432 .help = "Fill pattern for IO buffers",
4433 .category = FIO_OPT_C_IO,
4434 .group = FIO_OPT_G_IO_BUF,
4435 },
9c42684e
JA		 4436 {
4437 .name = "buffer_compress_percentage",
e8b0e958 4438 .lname = "Buffer compression percentage",
9c42684e 4439 .type = FIO_OPT_INT,
bedc9dc2 4440 .cb = str_buffer_compress_cb,
a609f12a 4441 .off1 = offsetof(struct thread_options, compress_percentage),
9c42684e 4442 .maxval = 100,
e7f5de90 4443 .minval = 0,
9c42684e 4444 .help = "How compressible the buffer is (approximately)",
20eb06bd 4445 .interval = 5,
e8b0e958 4446 .category = FIO_OPT_C_IO,
3ceb458f 4447 .group = FIO_OPT_G_IO_BUF,
9c42684e 4448 },
f97a43a1
JA		 4449 {
4450 .name = "buffer_compress_chunk",
e8b0e958 4451 .lname = "Buffer compression chunk size",
f97a43a1 4452 .type = FIO_OPT_INT,
a609f12a 4453 .off1 = offsetof(struct thread_options, compress_chunk),
207b18e4 4454 .parent = "buffer_compress_percentage",
d71c154c 4455 .hide = 1,
f97a43a1 4456 .help = "Size of compressible region in buffer",
1de80624 4457 .def = "512",
20eb06bd 4458 .interval = 256,
e8b0e958 4459 .category = FIO_OPT_C_IO,
3ceb458f 4460 .group = FIO_OPT_G_IO_BUF,
f97a43a1 4461 },
5c94b008
JA		 4462 {
4463 .name = "dedupe_percentage",
4464 .lname = "Dedupe percentage",
4465 .type = FIO_OPT_INT,
4466 .cb = str_dedupe_cb,
a609f12a 4467 .off1 = offsetof(struct thread_options, dedupe_percentage),
5c94b008
JA		 4468 .maxval = 100,
4469 .minval = 0,
4470 .help = "Percentage of buffers that are dedupable",
4471 .interval = 1,
4472 .category = FIO_OPT_C_IO,
4473 .group = FIO_OPT_G_IO_BUF,
4474 },
83349190
YH		 4475 {
4476 .name = "clat_percentiles",
e8b0e958 4477 .lname = "Completion latency percentiles",
83349190 4478 .type = FIO_OPT_BOOL,
a609f12a 4479 .off1 = offsetof(struct thread_options, clat_percentiles),
83349190 4480 .help = "Enable the reporting of completion latency percentiles",
467b35ed 4481 .def = "1",
b599759b
JA		 4482 .category = FIO_OPT_C_STAT,
4483 .group = FIO_OPT_G_INVALID,
4484 },
4485 {
4486 .name = "lat_percentiles",
4487 .lname = "IO latency percentiles",
4488 .type = FIO_OPT_BOOL,
4489 .off1 = offsetof(struct thread_options, lat_percentiles),
4490 .help = "Enable the reporting of IO latency percentiles",
4491 .def = "0",
56440e63
VF		 4492 .category = FIO_OPT_C_STAT,
4493 .group = FIO_OPT_G_INVALID,
4494 },
4495 {
4496 .name = "slat_percentiles",
4497 .lname = "Submission latency percentiles",
4498 .type = FIO_OPT_BOOL,
4499 .off1 = offsetof(struct thread_options, slat_percentiles),
4500 .help = "Enable the reporting of submission latency percentiles",
4501 .def = "0",
e8b0e958
JA		 4502 .category = FIO_OPT_C_STAT,
4503 .group = FIO_OPT_G_INVALID,
83349190
YH		 4504 },
4505 {
4506 .name = "percentile_list",
66347cfa 4507 .lname = "Percentile list",
83349190 4508 .type = FIO_OPT_FLOAT_LIST,
a609f12a
JA		 4509 .off1 = offsetof(struct thread_options, percentile_list),
4510 .off2 = offsetof(struct thread_options, percentile_precision),
66347cfa
DE		 4511 .help = "Specify a custom list of percentiles to report for "
4512 "completion latency and block errors",
fd112d34 4513 .def = "1:5:10:20:30:40:50:60:70:80:90:95:99:99.5:99.9:99.95:99.99",
83349190
YH		 4514 .maxlen = FIO_IO_U_LIST_MAX_LEN,
4515 .minfp = 0.0,
4516 .maxfp = 100.0,
e8b0e958
JA		 4517 .category = FIO_OPT_C_STAT,
4518 .group = FIO_OPT_G_INVALID,
e883cb35
JF		 4519 },
4520 {
4521 .name = "significant_figures",
4522 .lname = "Significant figures",
4523 .type = FIO_OPT_INT,
4524 .off1 = offsetof(struct thread_options, sig_figs),
4525 .maxval = 10,
4526 .minval = 1,
4527 .help = "Significant figures for output-format set to normal",
4528 .def = "4",
4529 .interval = 1,
4530 .category = FIO_OPT_C_STAT,
4531 .group = FIO_OPT_G_INVALID,
83349190
YH		 4532 },
4533
0a839f30
JA		 4534#ifdef FIO_HAVE_DISK_UTIL
4535 {
4536 .name = "disk_util",
e8b0e958 4537 .lname = "Disk utilization",
0a839f30 4538 .type = FIO_OPT_BOOL,
a609f12a 4539 .off1 = offsetof(struct thread_options, do_disk_util),
f66ab3c8 4540 .help = "Log disk utilization statistics",
0a839f30 4541 .def = "1",
e8b0e958
JA		 4542 .category = FIO_OPT_C_STAT,
4543 .group = FIO_OPT_G_INVALID,
0a839f30 4544 },
a275c37a
JA		 4545#else
4546 {
4547 .name = "disk_util",
4548 .lname = "Disk utilization",
4549 .type = FIO_OPT_UNSUPPORTED,
4550 .help = "Your platform does not support disk utilization",
4551 },
0a839f30 4552#endif
993bf48b
JA		 4553 {
4554 .name = "gtod_reduce",
e8b0e958 4555 .lname = "Reduce gettimeofday() calls",
993bf48b
JA		 4556 .type = FIO_OPT_BOOL,
4557 .help = "Greatly reduce number of gettimeofday() calls",
4558 .cb = str_gtod_reduce_cb,
4559 .def = "0",
a4ed77fe 4560 .hide_on_set = 1,
e8b0e958
JA		 4561 .category = FIO_OPT_C_STAT,
4562 .group = FIO_OPT_G_INVALID,
993bf48b 4563 },
02af0988
JA		 4564 {
4565 .name = "disable_lat",
e8b0e958 4566 .lname = "Disable all latency stats",
02af0988 4567 .type = FIO_OPT_BOOL,
a609f12a 4568 .off1 = offsetof(struct thread_options, disable_lat),
02af0988
JA		 4569 .help = "Disable latency numbers",
4570 .parent = "gtod_reduce",
d71c154c 4571 .hide = 1,
02af0988 4572 .def = "0",
e8b0e958
JA		 4573 .category = FIO_OPT_C_STAT,
4574 .group = FIO_OPT_G_INVALID,
02af0988 4575 },
9520ebb9
JA		 4576 {
4577 .name = "disable_clat",
e8b0e958 4578 .lname = "Disable completion latency stats",
9520ebb9 4579 .type = FIO_OPT_BOOL,
a609f12a 4580 .off1 = offsetof(struct thread_options, disable_clat),
9520ebb9 4581 .help = "Disable completion latency numbers",
993bf48b 4582 .parent = "gtod_reduce",
d71c154c 4583 .hide = 1,
9520ebb9 4584 .def = "0",
e8b0e958
JA		 4585 .category = FIO_OPT_C_STAT,
4586 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4587 },
4588 {
4589 .name = "disable_slat",
e8b0e958 4590 .lname = "Disable submission latency stats",
9520ebb9 4591 .type = FIO_OPT_BOOL,
a609f12a 4592 .off1 = offsetof(struct thread_options, disable_slat),
03e20d68 4593 .help = "Disable submission latency numbers",
993bf48b 4594 .parent = "gtod_reduce",
d71c154c 4595 .hide = 1,
9520ebb9 4596 .def = "0",
e8b0e958
JA		 4597 .category = FIO_OPT_C_STAT,
4598 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4599 },
4600 {
4601 .name = "disable_bw_measurement",
afd2ceff 4602 .alias = "disable_bw",
e8b0e958 4603 .lname = "Disable bandwidth stats",
9520ebb9 4604 .type = FIO_OPT_BOOL,
a609f12a 4605 .off1 = offsetof(struct thread_options, disable_bw),
9520ebb9 4606 .help = "Disable bandwidth logging",
993bf48b 4607 .parent = "gtod_reduce",
d71c154c 4608 .hide = 1,
9520ebb9 4609 .def = "0",
e8b0e958
JA		 4610 .category = FIO_OPT_C_STAT,
4611 .group = FIO_OPT_G_INVALID,
9520ebb9 4612 },
be4ecfdf
JA		 4613 {
4614 .name = "gtod_cpu",
e8b0e958 4615 .lname = "Dedicated gettimeofday() CPU",
be4ecfdf 4616 .type = FIO_OPT_INT,
a609f12a 4617 .off1 = offsetof(struct thread_options, gtod_cpu),
03e20d68 4618 .help = "Set up dedicated gettimeofday() thread on this CPU",
29d43ff9 4619 .verify = gtod_cpu_verify,
e8b0e958 4620 .category = FIO_OPT_C_GENERAL,
10860056 4621 .group = FIO_OPT_G_CLOCK,
be4ecfdf 4622 },
771e58be
JA		 4623 {
4624 .name = "unified_rw_reporting",
cce2fdfe 4625 .lname = "Unified RW Reporting",
771e58be 4626 .type = FIO_OPT_BOOL,
a609f12a 4627 .off1 = offsetof(struct thread_options, unified_rw_rep),
771e58be
JA		 4628 .help = "Unify reporting across data direction",
4629 .def = "0",
90b7a96d
JA		 4630 .category = FIO_OPT_C_GENERAL,
4631 .group = FIO_OPT_G_INVALID,
771e58be 4632 },
f2bba182
RR		 4633 {
4634 .name = "continue_on_error",
e8b0e958 4635 .lname = "Continue on error",
06842027 4636 .type = FIO_OPT_STR,
a609f12a 4637 .off1 = offsetof(struct thread_options, continue_on_error),
03e20d68 4638 .help = "Continue on non-fatal errors during IO",
06842027 4639 .def = "none",
e8b0e958 4640 .category = FIO_OPT_C_GENERAL,
bc3f552f 4641 .group = FIO_OPT_G_ERR,
06842027
SL		 4642 .posval = {
4643 { .ival = "none",
4644 .oval = ERROR_TYPE_NONE,
4645 .help = "Exit when an error is encountered",
4646 },
4647 { .ival = "read",
4648 .oval = ERROR_TYPE_READ,
4649 .help = "Continue on read errors only",
4650 },
4651 { .ival = "write",
4652 .oval = ERROR_TYPE_WRITE,
4653 .help = "Continue on write errors only",
4654 },
4655 { .ival = "io",
4656 .oval = ERROR_TYPE_READ | ERROR_TYPE_WRITE,
4657 .help = "Continue on any IO errors",
4658 },
4659 { .ival = "verify",
4660 .oval = ERROR_TYPE_VERIFY,
4661 .help = "Continue on verify errors only",
4662 },
4663 { .ival = "all",
4664 .oval = ERROR_TYPE_ANY,
4665 .help = "Continue on all io and verify errors",
4666 },
4667 { .ival = "0",
4668 .oval = ERROR_TYPE_NONE,
4669 .help = "Alias for 'none'",
4670 },
4671 { .ival = "1",
4672 .oval = ERROR_TYPE_ANY,
4673 .help = "Alias for 'all'",
4674 },
4675 },
f2bba182 4676 },
8b28bd41
DM		 4677 {
4678 .name = "ignore_error",
cce2fdfe 4679 .lname = "Ignore Error",
8b28bd41
DM		 4680 .type = FIO_OPT_STR,
4681 .cb = str_ignore_error_cb,
a609f12a 4682 .off1 = offsetof(struct thread_options, ignore_error_nr),
8b28bd41
DM		 4683 .help = "Set a specific list of errors to ignore",
4684 .parent = "rw",
a94eb99a 4685 .category = FIO_OPT_C_GENERAL,
bc3f552f 4686 .group = FIO_OPT_G_ERR,
8b28bd41
DM		 4687 },
4688 {
4689 .name = "error_dump",
cce2fdfe 4690 .lname = "Error Dump",
8b28bd41 4691 .type = FIO_OPT_BOOL,
a609f12a 4692 .off1 = offsetof(struct thread_options, error_dump),
8b28bd41
DM		 4693 .def = "0",
4694 .help = "Dump info on each error",
a94eb99a 4695 .category = FIO_OPT_C_GENERAL,
bc3f552f 4696 .group = FIO_OPT_G_ERR,
8b28bd41 4697 },
9ac8a797
JA		 4698 {
4699 .name = "profile",
e8b0e958 4700 .lname = "Profile",
79d16311 4701 .type = FIO_OPT_STR_STORE,
a609f12a 4702 .off1 = offsetof(struct thread_options, profile),
9ac8a797 4703 .help = "Select a specific builtin performance test",
13fca827 4704 .category = FIO_OPT_C_PROFILE,
e8b0e958 4705 .group = FIO_OPT_G_INVALID,
9ac8a797 4706 },
a696fa2a
JA		 4707 {
4708 .name = "cgroup",
e8b0e958 4709 .lname = "Cgroup",
a696fa2a 4710 .type = FIO_OPT_STR_STORE,
a609f12a 4711 .off1 = offsetof(struct thread_options, cgroup),
a696fa2a 4712 .help = "Add job to cgroup of this name",
e8b0e958 4713 .category = FIO_OPT_C_GENERAL,
a1f6afec
JA		 4714 .group = FIO_OPT_G_CGROUP,
4715 },
4716 {
4717 .name = "cgroup_nodelete",
4718 .lname = "Cgroup no-delete",
4719 .type = FIO_OPT_BOOL,
a609f12a 4720 .off1 = offsetof(struct thread_options, cgroup_nodelete),
a1f6afec
JA		 4721 .help = "Do not delete cgroups after job completion",
4722 .def = "0",
4723 .parent = "cgroup",
4724 .category = FIO_OPT_C_GENERAL,
4725 .group = FIO_OPT_G_CGROUP,
a696fa2a
JA		 4726 },
4727 {
4728 .name = "cgroup_weight",
e8b0e958 4729 .lname = "Cgroup weight",
a696fa2a 4730 .type = FIO_OPT_INT,
a609f12a 4731 .off1 = offsetof(struct thread_options, cgroup_weight),
a696fa2a
JA		 4732 .help = "Use given weight for cgroup",
4733 .minval = 100,
4734 .maxval = 1000,
a1f6afec 4735 .parent = "cgroup",
e8b0e958 4736 .category = FIO_OPT_C_GENERAL,
a1f6afec 4737 .group = FIO_OPT_G_CGROUP,
7de87099 4738 },
e0b0d892
JA		 4739 {
4740 .name = "uid",
e8b0e958 4741 .lname = "User ID",
e0b0d892 4742 .type = FIO_OPT_INT,
a609f12a 4743 .off1 = offsetof(struct thread_options, uid),
e0b0d892 4744 .help = "Run job with this user ID",
e8b0e958 4745 .category = FIO_OPT_C_GENERAL,
10860056 4746 .group = FIO_OPT_G_CRED,
e0b0d892
JA		 4747 },
4748 {
4749 .name = "gid",
e8b0e958 4750 .lname = "Group ID",
e0b0d892 4751 .type = FIO_OPT_INT,
a609f12a 4752 .off1 = offsetof(struct thread_options, gid),
e0b0d892 4753 .help = "Run job with this group ID",
e8b0e958 4754 .category = FIO_OPT_C_GENERAL,
10860056 4755 .group = FIO_OPT_G_CRED,
e0b0d892 4756 },
a1f6afec
JA		 4757 {
4758 .name = "kb_base",
4759 .lname = "KB Base",
41dd12d6 4760 .type = FIO_OPT_STR,
a609f12a 4761 .off1 = offsetof(struct thread_options, kb_base),
a1f6afec
JA		 4762 .prio = 1,
4763 .def = "1024",
ba9c7219
JA		 4764 .posval = {
4765 { .ival = "1024",
4766 .oval = 1024,
d694a6a7 4767 .help = "Inputs invert IEC and SI prefixes (for compatibility); outputs prefer binary",
ba9c7219
JA		 4768 },
4769 { .ival = "1000",
4770 .oval = 1000,
d694a6a7 4771 .help = "Inputs use IEC and SI prefixes; outputs prefer SI",
ba9c7219
JA		 4772 },
4773 },
d694a6a7 4774 .help = "Unit prefix interpretation for quantities of data (IEC and SI)",
a1f6afec
JA		 4775 .category = FIO_OPT_C_GENERAL,
4776 .group = FIO_OPT_G_INVALID,
4777 },
cf3a0518
JA		 4778 {
4779 .name = "unit_base",
d694a6a7 4780 .lname = "Unit for quantities of data (Bits or Bytes)",
92a1a1d7 4781 .type = FIO_OPT_STR,
a609f12a 4782 .off1 = offsetof(struct thread_options, unit_base),
cf3a0518 4783 .prio = 1,
71a08258
JA		 4784 .posval = {
4785 { .ival = "0",
41a87019 4786 .oval = N2S_NONE,
71a08258
JA		 4787 .help = "Auto-detect",
4788 },
4789 { .ival = "8",
41a87019 4790 .oval = N2S_BYTEPERSEC,
71a08258
JA		 4791 .help = "Normal (byte based)",
4792 },
4793 { .ival = "1",
41a87019 4794 .oval = N2S_BITPERSEC,
71a08258
JA		 4795 .help = "Bit based",
4796 },
4797 },
cf3a0518
JA		 4798 .help = "Bit multiple of result summary data (8 for byte, 1 for bit)",
4799 .category = FIO_OPT_C_GENERAL,
4800 .group = FIO_OPT_G_INVALID,
4801 },
3ceb458f
JA		 4802 {
4803 .name = "hugepage-size",
4804 .lname = "Hugepage size",
4805 .type = FIO_OPT_INT,
a609f12a 4806 .off1 = offsetof(struct thread_options, hugepage_size),
3ceb458f
JA		 4807 .help = "When using hugepages, specify size of each page",
4808 .def = __fio_stringify(FIO_HUGE_PAGE),
4809 .interval = 1024 * 1024,
4810 .category = FIO_OPT_C_GENERAL,
4811 .group = FIO_OPT_G_INVALID,
4812 },
9e684a49
DE		 4813 {
4814 .name = "flow_id",
e8b0e958 4815 .lname = "I/O flow ID",
9e684a49 4816 .type = FIO_OPT_INT,
a609f12a 4817 .off1 = offsetof(struct thread_options, flow_id),
9e684a49
DE		 4818 .help = "The flow index ID to use",
4819 .def = "0",
e8b0e958
JA		 4820 .category = FIO_OPT_C_IO,
4821 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4822 },
4823 {
4824 .name = "flow",
e8b0e958 4825 .lname = "I/O flow weight",
20c7a244 4826 .type = FIO_OPT_INT,
a609f12a 4827 .off1 = offsetof(struct thread_options, flow),
9e684a49
DE		 4828 .help = "Weight for flow control of this job",
4829 .parent = "flow_id",
d71c154c 4830 .hide = 1,
9e684a49 4831 .def = "0",
d4e74fda 4832 .maxval = FLOW_MAX_WEIGHT,
e8b0e958
JA		 4833 .category = FIO_OPT_C_IO,
4834 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4835 },
4836 {
4837 .name = "flow_watermark",
e8b0e958 4838 .lname = "I/O flow watermark",
d4e74fda 4839 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA		 4840 .category = FIO_OPT_C_IO,
4841 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4842 },
4843 {
4844 .name = "flow_sleep",
e8b0e958 4845 .lname = "I/O flow sleep",
9e684a49 4846 .type = FIO_OPT_INT,
a609f12a 4847 .off1 = offsetof(struct thread_options, flow_sleep),
9e684a49
DE		 4848 .help = "How many microseconds to sleep after being held"
4849 " back by the flow control mechanism",
4850 .parent = "flow_id",
d71c154c 4851 .hide = 1,
9e684a49 4852 .def = "0",
e8b0e958
JA		 4853 .category = FIO_OPT_C_IO,
4854 .group = FIO_OPT_G_IO_FLOW,
9e684a49 4855 },
16e56d25
VF		 4856 {
4857 .name = "steadystate",
4858 .lname = "Steady state threshold",
4859 .alias = "ss",
4860 .type = FIO_OPT_STR,
2c5d94bc 4861 .off1 = offsetof(struct thread_options, ss_state),
16e56d25
VF		 4862 .cb = str_steadystate_cb,
4863 .help = "Define the criterion and limit to judge when a job has reached steady state",
4864 .def = "iops_slope:0.01%",
4865 .posval = {
4866 { .ival = "iops",
f0c50c66 4867 .oval = FIO_SS_IOPS,
16e56d25
VF		 4868 .help = "maximum mean deviation of IOPS measurements",
4869 },
4870 { .ival = "iops_slope",
f0c50c66 4871 .oval = FIO_SS_IOPS_SLOPE,
16e56d25
VF		 4872 .help = "slope calculated from IOPS measurements",
4873 },
4874 { .ival = "bw",
f0c50c66 4875 .oval = FIO_SS_BW,
16e56d25
VF		 4876 .help = "maximum mean deviation of bandwidth measurements",
4877 },
4878 {
4879 .ival = "bw_slope",
f0c50c66 4880 .oval = FIO_SS_BW_SLOPE,
16e56d25
VF		 4881 .help = "slope calculated from bandwidth measurements",
4882 },
4883 },
4884 .category = FIO_OPT_C_GENERAL,
4885 .group = FIO_OPT_G_RUNTIME,
4886 },
4887 {
4888 .name = "steadystate_duration",
4889 .lname = "Steady state duration",
4890 .alias = "ss_dur",
915ca980 4891 .parent = "steadystate",
16e56d25
VF		 4892 .type = FIO_OPT_STR_VAL_TIME,
4893 .off1 = offsetof(struct thread_options, ss_dur),
4894 .help = "Stop workload upon attaining steady state for specified duration",
4895 .def = "0",
4896 .is_seconds = 1,
4897 .is_time = 1,
4898 .category = FIO_OPT_C_GENERAL,
4899 .group = FIO_OPT_G_RUNTIME,
4900 },
4901 {
4902 .name = "steadystate_ramp_time",
4903 .lname = "Steady state ramp time",
4904 .alias = "ss_ramp",
915ca980 4905 .parent = "steadystate",
16e56d25
VF		 4906 .type = FIO_OPT_STR_VAL_TIME,
4907 .off1 = offsetof(struct thread_options, ss_ramp_time),
4908 .help = "Delay before initiation of data collection for steady state job termination testing",
4909 .def = "0",
4910 .is_seconds = 1,
4911 .is_time = 1,
4912 .category = FIO_OPT_C_GENERAL,
4913 .group = FIO_OPT_G_RUNTIME,
4914 },
214e1eca
JA		 4915 {
4916 .name = NULL,
4917 },
4918};
4919
17af15d4 4920static void add_to_lopt(struct option *lopt, struct fio_option *o,
de890a1e 4921 const char *name, int val)
9f81736c 4922{
17af15d4 4923 lopt->name = (char *) name;
de890a1e 4924 lopt->val = val;
9f81736c 4925 if (o->type == FIO_OPT_STR_SET)
ff52be3d 4926 lopt->has_arg = optional_argument;
9f81736c
JA		 4927 else
4928 lopt->has_arg = required_argument;
4929}
4930
de890a1e
SL		 4931static void options_to_lopts(struct fio_option *opts,
4932 struct option *long_options,
4933 int i, int option_type)
214e1eca 4934{
de890a1e 4935 struct fio_option *o = &opts[0];
214e1eca 4936 while (o->name) {
de890a1e 4937 add_to_lopt(&long_options[i], o, o->name, option_type);
17af15d4
JA		 4938 if (o->alias) {
4939 i++;
de890a1e 4940 add_to_lopt(&long_options[i], o, o->alias, option_type);
17af15d4 4941 }
214e1eca
JA		 4942
4943 i++;
4944 o++;
4945 assert(i < FIO_NR_OPTIONS);
4946 }
4947}
4948
de890a1e
SL		 4949void fio_options_set_ioengine_opts(struct option *long_options,
4950 struct thread_data *td)
4951{
4952 unsigned int i;
4953
4954 i = 0;
4955 while (long_options[i].name) {
4956 if (long_options[i].val == FIO_GETOPT_IOENGINE) {
4957 memset(&long_options[i], 0, sizeof(*long_options));
4958 break;
4959 }
4960 i++;
4961 }
4962
4963 /*
4964 * Just clear out the prior ioengine options.
4965 */
4966 if (!td || !td->eo)
4967 return;
4968
4969 options_to_lopts(td->io_ops->options, long_options, i,
4970 FIO_GETOPT_IOENGINE);
4971}
4972
4973void fio_options_dup_and_init(struct option *long_options)
4974{
4975 unsigned int i;
4976
9af4a244 4977 options_init(fio_options);
de890a1e
SL		 4978
4979 i = 0;
4980 while (long_options[i].name)
4981 i++;
4982
9af4a244 4983 options_to_lopts(fio_options, long_options, i, FIO_GETOPT_JOB);
de890a1e
SL		 4984}
4985
74929ac2
JA		 4986struct fio_keyword {
4987 const char *word;
4988 const char *desc;
4989 char *replace;
4990};
4991
4992static struct fio_keyword fio_keywords[] = {
4993 {
4994 .word = "$pagesize",
4995 .desc = "Page size in the system",
4996 },
4997 {
4998 .word = "$mb_memory",
4999 .desc = "Megabytes of memory online",
5000 },
5001 {
5002 .word = "$ncpus",
5003 .desc = "Number of CPUs online in the system",
5004 },
5005 {
5006 .word = NULL,
5007 },
5008};
5009
af1dc266
JA		 5010void fio_keywords_exit(void)
5011{
5012 struct fio_keyword *kw;
5013
5014 kw = &fio_keywords[0];
5015 while (kw->word) {
5016 free(kw->replace);
5017 kw->replace = NULL;
5018 kw++;
5019 }
5020}
5021
74929ac2
JA		 5022void fio_keywords_init(void)
5023{
3b2e1464 5024 unsigned long long mb_memory;
74929ac2
JA		 5025 char buf[128];
5026 long l;
5027
a4cfc477 5028 sprintf(buf, "%lu", (unsigned long) page_size);
74929ac2
JA		 5029 fio_keywords[0].replace = strdup(buf);
5030
8eb016d3 5031 mb_memory = os_phys_mem() / (1024 * 1024);
3b2e1464 5032 sprintf(buf, "%llu", mb_memory);
74929ac2
JA		 5033 fio_keywords[1].replace = strdup(buf);
5034
c00a2289 5035 l = cpus_online();
74929ac2
JA		 5036 sprintf(buf, "%lu", l);
5037 fio_keywords[2].replace = strdup(buf);
5038}
5039
892a6ffc
JA		 5040#define BC_APP "bc"
5041
5042static char *bc_calc(char *str)
5043{
d0c814ec 5044 char buf[128], *tmp;
892a6ffc
JA		 5045 FILE *f;
5046 int ret;
5047
5048 /*
5049 * No math, just return string
5050 */
d0c814ec
SL		 5051 if ((!strchr(str, '+') && !strchr(str, '-') && !strchr(str, '*') &&
5052 !strchr(str, '/')) || strchr(str, '\''))
892a6ffc
JA		 5053 return str;
5054
5055 /*
5056 * Split option from value, we only need to calculate the value
5057 */
5058 tmp = strchr(str, '=');
5059 if (!tmp)
5060 return str;
5061
5062 tmp++;
892a6ffc 5063
d0c814ec
SL		 5064 /*
5065 * Prevent buffer overflows; such a case isn't reasonable anyway
5066 */
5067 if (strlen(str) >= 128 || strlen(tmp) > 100)
5068 return str;
892a6ffc
JA		 5069
5070 sprintf(buf, "which %s > /dev/null", BC_APP);
5071 if (system(buf)) {
5072 log_err("fio: bc is needed for performing math\n");
892a6ffc
JA		 5073 return NULL;
5074 }
5075
d0c814ec 5076 sprintf(buf, "echo '%s' | %s", tmp, BC_APP);
892a6ffc 5077 f = popen(buf, "r");
3c3ed070 5078 if (!f)
892a6ffc 5079 return NULL;
892a6ffc 5080
d0c814ec 5081 ret = fread(&buf[tmp - str], 1, 128 - (tmp - str), f);
1d824f37
JA		 5082 if (ret <= 0) {
5083 pclose(f);
892a6ffc 5084 return NULL;
1d824f37 5085 }
892a6ffc 5086
892a6ffc 5087 pclose(f);
d0c814ec
SL		 5088 buf[(tmp - str) + ret - 1] = '\0';
5089 memcpy(buf, str, tmp - str);
892a6ffc 5090 free(str);
d0c814ec
SL		 5091 return strdup(buf);
5092}
5093
5094/*
5095 * Return a copy of the input string with substrings of the form ${VARNAME}
5096 * substituted with the value of the environment variable VARNAME. The
5097 * substitution always occurs, even if VARNAME is empty or the corresponding
5098 * environment variable undefined.
5099 */
b4f5e72f 5100char *fio_option_dup_subs(const char *opt)
d0c814ec
SL		 5101{
5102 char out[OPT_LEN_MAX+1];
5103 char in[OPT_LEN_MAX+1];
5104 char *outptr = out;
5105 char *inptr = in;
5106 char *ch1, *ch2, *env;
5107 ssize_t nchr = OPT_LEN_MAX;
5108 size_t envlen;
5109
5110 if (strlen(opt) + 1 > OPT_LEN_MAX) {
5111 log_err("OPT_LEN_MAX (%d) is too small\n", OPT_LEN_MAX);
5112 return NULL;
5113 }
5114
36833fb0 5115 snprintf(in, sizeof(in), "%s", opt);
d0c814ec
SL		 5116
5117 while (*inptr && nchr > 0) {
5118 if (inptr[0] == '$' && inptr[1] == '{') {
5119 ch2 = strchr(inptr, '}');
5120 if (ch2 && inptr+1 < ch2) {
5121 ch1 = inptr+2;
5122 inptr = ch2+1;
5123 *ch2 = '\0';
5124
5125 env = getenv(ch1);
5126 if (env) {
5127 envlen = strlen(env);
5128 if (envlen <= nchr) {
5129 memcpy(outptr, env, envlen);
5130 outptr += envlen;
5131 nchr -= envlen;
5132 }
5133 }
5134
5135 continue;
5136 }
5137 }
5138
5139 *outptr++ = *inptr++;
5140 --nchr;
5141 }
5142
5143 *outptr = '\0';
5144 return strdup(out);
892a6ffc
JA		 5145}
5146
74929ac2
JA		 5147/*
5148 * Look for reserved variable names and replace them with real values
5149 */
5150static char *fio_keyword_replace(char *opt)
5151{
5152 char *s;
5153 int i;
d0c814ec 5154 int docalc = 0;
74929ac2
JA		 5155
5156 for (i = 0; fio_keywords[i].word != NULL; i++) {
5157 struct fio_keyword *kw = &fio_keywords[i];
5158
5159 while ((s = strstr(opt, kw->word)) != NULL) {
33153428 5160 char *new = calloc(strlen(opt) + 1, 1);
74929ac2
JA		 5161 char *o_org = opt;
5162 int olen = s - opt;
5163 int len;
5164
5165 /*
5166 * Copy part of the string before the keyword and
5167 * sprintf() the replacement after it.
5168 */
5169 memcpy(new, opt, olen);
5170 len = sprintf(new + olen, "%s", kw->replace);
5171
5172 /*
5173 * If there's more in the original string, copy that
5174 * in too
5175 */
85b9ee7e 5176 opt += olen + strlen(kw->word);
33153428 5177 /* keeps final zero thanks to calloc */
74929ac2 5178 if (strlen(opt))
85b9ee7e 5179 memcpy(new + olen + len, opt, strlen(opt));
74929ac2
JA		 5180
5181 /*
5182 * replace opt and free the old opt
5183 */
5184 opt = new;
d0c814ec 5185 free(o_org);
7a958bd5 5186
d0c814ec 5187 docalc = 1;
74929ac2
JA		 5188 }
5189 }
5190
d0c814ec
SL		 5191 /*
5192 * Check for potential math and invoke bc, if possible
5193 */
5194 if (docalc)
5195 opt = bc_calc(opt);
5196
7a958bd5 5197 return opt;
74929ac2
JA		 5198}
5199
d0c814ec
SL		 5200static char **dup_and_sub_options(char **opts, int num_opts)
5201{
5202 int i;
5203 char **opts_copy = malloc(num_opts * sizeof(*opts));
5204 for (i = 0; i < num_opts; i++) {
b4f5e72f 5205 opts_copy[i] = fio_option_dup_subs(opts[i]);
d0c814ec
SL		 5206 if (!opts_copy[i])
5207 continue;
5208 opts_copy[i] = fio_keyword_replace(opts_copy[i]);
5209 }
5210 return opts_copy;
5211}
5212
e15b023b 5213static void show_closest_option(const char *opt)
a2d027b9
JA		 5214{
5215 int best_option, best_distance;
5216 int i, distance;
e15b023b
JA		 5217 char *name;
5218
5219 if (!strlen(opt))
5220 return;
5221
5222 name = strdup(opt);
5223 i = 0;
5224 while (name[i] != '\0' && name[i] != '=')
5225 i++;
5226 name[i] = '\0';
a2d027b9
JA		 5227
5228 best_option = -1;
5229 best_distance = INT_MAX;
5230 i = 0;
5231 while (fio_options[i].name) {
5232 distance = string_distance(name, fio_options[i].name);
5233 if (distance < best_distance) {
5234 best_distance = distance;
5235 best_option = i;
5236 }
5237 i++;
5238 }
5239
75e6bcba
JA		 5240 if (best_option != -1 && string_distance_ok(name, best_distance) &&
5241 fio_options[best_option].type != FIO_OPT_UNSUPPORTED)
a2d027b9 5242 log_err("Did you mean %s?\n", fio_options[best_option].name);
e15b023b
JA		 5243
5244 free(name);
a2d027b9
JA		 5245}
5246
c2292325 5247int fio_options_parse(struct thread_data *td, char **opts, int num_opts)
214e1eca 5248{
de890a1e 5249 int i, ret, unknown;
d0c814ec 5250 char **opts_copy;
3b8b7135 5251
9af4a244 5252 sort_options(opts, fio_options, num_opts);
d0c814ec 5253 opts_copy = dup_and_sub_options(opts, num_opts);
3b8b7135 5254
de890a1e 5255 for (ret = 0, i = 0, unknown = 0; i < num_opts; i++) {
9109883a 5256 const struct fio_option *o;
9af4a244 5257 int newret = parse_option(opts_copy[i], opts[i], fio_options,
a609f12a 5258 &o, &td->o, &td->opt_list);
d0c814ec 5259
a8523a6a
JA		 5260 if (!newret && o)
5261 fio_option_mark_set(&td->o, o);
5262
de890a1e
SL		 5263 if (opts_copy[i]) {
5264 if (newret && !o) {
5265 unknown++;
5266 continue;
5267 }
d0c814ec 5268 free(opts_copy[i]);
de890a1e
SL		 5269 opts_copy[i] = NULL;
5270 }
5271
5272 ret |= newret;
5273 }
5274
5275 if (unknown) {
5276 ret |= ioengine_load(td);
5277 if (td->eo) {
5278 sort_options(opts_copy, td->io_ops->options, num_opts);
5279 opts = opts_copy;
5280 }
5281 for (i = 0; i < num_opts; i++) {
9109883a 5282 const struct fio_option *o = NULL;
de890a1e 5283 int newret = 1;
a2d027b9 5284
de890a1e
SL		 5285 if (!opts_copy[i])
5286 continue;
5287
5288 if (td->eo)
5289 newret = parse_option(opts_copy[i], opts[i],
5290 td->io_ops->options, &o,
66e19a38 5291 td->eo, &td->opt_list);
de890a1e
SL		 5292
5293 ret |= newret;
a2d027b9 5294 if (!o) {
de890a1e 5295 log_err("Bad option <%s>\n", opts[i]);
a2d027b9
JA		 5296 show_closest_option(opts[i]);
5297 }
de890a1e
SL		 5298 free(opts_copy[i]);
5299 opts_copy[i] = NULL;
5300 }
74929ac2 5301 }
3b8b7135 5302
d0c814ec 5303 free(opts_copy);
3b8b7135 5304 return ret;
214e1eca
JA		 5305}
5306
5307int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val)
5308{
a8523a6a
JA		 5309 int ret;
5310
a609f12a 5311 ret = parse_cmd_option(opt, val, fio_options, &td->o, &td->opt_list);
a8523a6a 5312 if (!ret) {
9109883a 5313 const struct fio_option *o;
a8523a6a 5314
9109883a 5315 o = find_option_c(fio_options, opt);
a8523a6a
JA		 5316 if (o)
5317 fio_option_mark_set(&td->o, o);
5318 }
5319
5320 return ret;
214e1eca
JA		 5321}
5322
de890a1e
SL		 5323int fio_cmd_ioengine_option_parse(struct thread_data *td, const char *opt,
5324 char *val)
5325{
d8b4f395
JA		 5326 return parse_cmd_option(opt, val, td->io_ops->options, td->eo,
5327 &td->opt_list);
de890a1e
SL		 5328}
5329
214e1eca
JA		 5330void fio_fill_default_options(struct thread_data *td)
5331{
cb1402d6 5332 td->o.magic = OPT_MAGIC;
a609f12a 5333 fill_default_options(&td->o, fio_options);
214e1eca
JA		 5334}
5335
5336int fio_show_option_help(const char *opt)
5337{
9af4a244 5338 return show_cmd_help(fio_options, opt);
214e1eca 5339}
d23bb327 5340
de890a1e
SL		 5341/*
5342 * dupe FIO_OPT_STR_STORE options
5343 */
5344void fio_options_mem_dupe(struct thread_data *td)
5345{
53b5693d 5346 options_mem_dupe(fio_options, &td->o);
1647f592
JA		 5347
5348 if (td->eo && td->io_ops) {
de890a1e 5349 void *oldeo = td->eo;
1647f592 5350
de890a1e
SL		 5351 td->eo = malloc(td->io_ops->option_struct_size);
5352 memcpy(td->eo, oldeo, td->io_ops->option_struct_size);
53b5693d 5353 options_mem_dupe(td->io_ops->options, td->eo);
de890a1e
SL		 5354 }
5355}
5356
d6978a32
JA		 5357unsigned int fio_get_kb_base(void *data)
5358{
a609f12a
JA		 5359 struct thread_data *td = cb_data_to_td(data);
5360 struct thread_options *o = &td->o;
d6978a32
JA		 5361 unsigned int kb_base = 0;
5362
cb1402d6
JA		 5363 /*
5364 * This is a hack... For private options, *data is not holding
5365 * a pointer to the thread_options, but to private data. This means
5366 * we can't safely dereference it, but magic is first so mem wise
5367 * it is valid. But this also means that if the job first sets
5368 * kb_base and expects that to be honored by private options,
5369 * it will be disappointed. We will return the global default
5370 * for this.
5371 */
5372 if (o && o->magic == OPT_MAGIC)
83ea422a 5373 kb_base = o->kb_base;
d6978a32
JA		 5374 if (!kb_base)
5375 kb_base = 1024;
5376
5377 return kb_base;
5378}
9f988e2e 5379
9109883a 5380int add_option(const struct fio_option *o)
9f988e2e 5381{
07b3232d
JA		 5382 struct fio_option *__o;
5383 int opt_index = 0;
5384
9af4a244 5385 __o = fio_options;
07b3232d
JA		 5386 while (__o->name) {
5387 opt_index++;
5388 __o++;
5389 }
5390
7b504edd
JA		 5391 if (opt_index + 1 == FIO_MAX_OPTS) {
5392 log_err("fio: FIO_MAX_OPTS is too small\n");
5393 return 1;
5394 }
5395
9af4a244 5396 memcpy(&fio_options[opt_index], o, sizeof(*o));
7b504edd 5397 fio_options[opt_index + 1].name = NULL;
07b3232d 5398 return 0;
9f988e2e 5399}
e2de69da 5400
07b3232d 5401void invalidate_profile_options(const char *prof_name)
e2de69da 5402{
07b3232d 5403 struct fio_option *o;
e2de69da 5404
9af4a244 5405 o = fio_options;
07b3232d
JA		 5406 while (o->name) {
5407 if (o->prof_name && !strcmp(o->prof_name, prof_name)) {
5408 o->type = FIO_OPT_INVALID;
5409 o->prof_name = NULL;
5410 }
5411 o++;
e2de69da
JA		 5412 }
5413}
f5b6bb85
JA		 5414
5415void add_opt_posval(const char *optname, const char *ival, const char *help)
5416{
5417 struct fio_option *o;
5418 unsigned int i;
5419
9af4a244 5420 o = find_option(fio_options, optname);
f5b6bb85
JA		 5421 if (!o)
5422 return;
5423
5424 for (i = 0; i < PARSE_MAX_VP; i++) {
5425 if (o->posval[i].ival)
5426 continue;
5427
5428 o->posval[i].ival = ival;
5429 o->posval[i].help = help;
5430 break;
5431 }
5432}
5433
5434void del_opt_posval(const char *optname, const char *ival)
5435{
5436 struct fio_option *o;
5437 unsigned int i;
5438
9af4a244 5439 o = find_option(fio_options, optname);
f5b6bb85
JA		 5440 if (!o)
5441 return;
5442
5443 for (i = 0; i < PARSE_MAX_VP; i++) {
5444 if (!o->posval[i].ival)
5445 continue;
5446 if (strcmp(o->posval[i].ival, ival))
5447 continue;
5448
5449 o->posval[i].ival = NULL;
5450 o->posval[i].help = NULL;
5451 }
5452}
7e356b2d
JA		 5453
5454void fio_options_free(struct thread_data *td)
5455{
ca6336a8 5456 options_free(fio_options, &td->o);
de890a1e
SL		 5457 if (td->eo && td->io_ops && td->io_ops->options) {
5458 options_free(td->io_ops->options, td->eo);
5459 free(td->eo);
5460 td->eo = NULL;
5461 }
7e356b2d 5462}
c504ee55
JA		 5463
5464struct fio_option *fio_option_find(const char *name)
5465{
5466 return find_option(fio_options, name);
5467}
5468
517c9c72 5469static struct fio_option *find_next_opt(struct fio_option *from,
f0e7f45a 5470 unsigned int off1)
a8523a6a 5471{
f0e7f45a 5472 struct fio_option *opt;
a8523a6a 5473
f0e7f45a
JA		 5474 if (!from)
5475 from = &fio_options[0];
5476 else
5477 from++;
5478
5479 opt = NULL;
5480 do {
5481 if (off1 == from->off1) {
5482 opt = from;
a8523a6a
JA		 5483 break;
5484 }
f0e7f45a
JA		 5485 from++;
5486 } while (from->name);
a8523a6a 5487
f0e7f45a
JA		 5488 return opt;
5489}
5490
5491static int opt_is_set(struct thread_options *o, struct fio_option *opt)
5492{
5493 unsigned int opt_off, index, offset;
a8523a6a
JA		 5494
5495 opt_off = opt - &fio_options[0];
5496 index = opt_off / (8 * sizeof(uint64_t));
5497 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5498 return (o->set_options[index] & ((uint64_t)1 << offset)) != 0;
a8523a6a
JA		 5499}
5500
72f39748 5501bool __fio_option_is_set(struct thread_options *o, unsigned int off1)
f0e7f45a
JA		 5502{
5503 struct fio_option *opt, *next;
5504
5505 next = NULL;
517c9c72 5506 while ((opt = find_next_opt(next, off1)) != NULL) {
f0e7f45a 5507 if (opt_is_set(o, opt))
72f39748 5508 return true;
f0e7f45a
JA		 5509
5510 next = opt;
5511 }
5512
72f39748 5513 return false;
f0e7f45a
JA		 5514}
5515
9109883a 5516void fio_option_mark_set(struct thread_options *o, const struct fio_option *opt)
a8523a6a
JA		 5517{
5518 unsigned int opt_off, index, offset;
5519
5520 opt_off = opt - &fio_options[0];
5521 index = opt_off / (8 * sizeof(uint64_t));
5522 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5523 o->set_options[index] |= (uint64_t)1 << offset;
a8523a6a 5524}
fio - Flexible IO Tester