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examples: Avoid duplicated items
[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
e4c4625f
JM		 1948#ifdef CONFIG_LIBRPMA_APM
1949 { .ival = "librpma_apm",
1950 .help = "librpma IO engine in APM mode",
1951 },
1952#endif
1953#ifdef CONFIG_LIBRPMA_GPSPM
1954 { .ival = "librpma_gpspm",
1955 .help = "librpma IO engine in GPSPM mode",
1956 },
1957#endif
997843cb 1958#ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT
1ecc95ca
JA		 1959 { .ival = "e4defrag",
1960 .help = "ext4 defrag engine",
1961 },
1962#endif
997843cb 1963#ifdef CONFIG_LINUX_FALLOCATE
1ecc95ca
JA		 1964 { .ival = "falloc",
1965 .help = "fallocate() file based engine",
1966 },
b8c82a46 1967#endif
a7c386f4 1968#ifdef CONFIG_GFAPI
1969 { .ival = "gfapi",
cc47f094 1970 .help = "Glusterfs libgfapi(sync) based engine"
1971 },
1972 { .ival = "gfapi_async",
1973 .help = "Glusterfs libgfapi(async) based engine"
a7c386f4 1974 },
1975#endif
1b10477b 1976#ifdef CONFIG_LIBHDFS
b74e419e 1977 { .ival = "libhdfs",
1b10477b
MM		 1978 .help = "Hadoop Distributed Filesystem (HDFS) engine"
1979 },
5c4ef02e
JA		 1980#endif
1981#ifdef CONFIG_PMEMBLK
1982 { .ival = "pmemblk",
363a5f65 1983 .help = "PMDK libpmemblk based IO engine",
5c4ef02e
JA		 1984 },
1985
104ee4de 1986#endif
a40e7a59
GB		 1987#ifdef CONFIG_IME
1988 { .ival = "ime_psync",
1989 .help = "DDN's IME synchronous IO engine",
1990 },
1991 { .ival = "ime_psyncv",
1992 .help = "DDN's IME synchronous IO engine using iovecs",
1993 },
1994 { .ival = "ime_aio",
1995 .help = "DDN's IME asynchronous IO engine",
1996 },
1997#endif
104ee4de
DJ		 1998#ifdef CONFIG_LINUX_DEVDAX
1999 { .ival = "dev-dax",
2000 .help = "DAX Device based IO engine",
2001 },
1b10477b 2002#endif
edc5fa12
JA		 2003 {
2004 .ival = "filecreate",
2005 .help = "File creation engine",
2006 },
214e1eca
JA		 2007 { .ival = "external",
2008 .help = "Load external engine (append name)",
6730b40f 2009 .cb = str_ioengine_external_cb,
214e1eca 2010 },
ae0db592
TI		 2011#ifdef CONFIG_LIBPMEM
2012 { .ival = "libpmem",
363a5f65 2013 .help = "PMDK libpmem based IO engine",
ae0db592 2014 },
c2f6a13d
LMB		 2015#endif
2016#ifdef CONFIG_HTTP
2017 { .ival = "http",
2018 .help = "HTTP (WebDAV/S3) IO engine",
2019 },
ae0db592 2020#endif
d643a1e2
RJ		 2021 { .ival = "nbd",
2022 .help = "Network Block Device (NBD) IO engine"
2023 },
c363fdd7
JL		 2024#ifdef CONFIG_DFS
2025 { .ival = "dfs",
2026 .help = "DAOS File System (dfs) IO engine",
2027 },
9326926b
TG		 2028#endif
2029#ifdef CONFIG_NFS
2030 { .ival = "nfs",
2031 .help = "NFS IO engine",
2032 },
c363fdd7 2033#endif
214e1eca
JA		 2034 },
2035 },
2036 {
2037 .name = "iodepth",
e8b0e958 2038 .lname = "IO Depth",
214e1eca 2039 .type = FIO_OPT_INT,
a609f12a 2040 .off1 = offsetof(struct thread_options, iodepth),
03e20d68 2041 .help = "Number of IO buffers to keep in flight",
757aff4f 2042 .minval = 1,
20eb06bd 2043 .interval = 1,
214e1eca 2044 .def = "1",
e8b0e958 2045 .category = FIO_OPT_C_IO,
0626037e 2046 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 2047 },
2048 {
2049 .name = "iodepth_batch",
e8b0e958 2050 .lname = "IO Depth batch",
4950421a 2051 .alias = "iodepth_batch_submit",
214e1eca 2052 .type = FIO_OPT_INT,
a609f12a 2053 .off1 = offsetof(struct thread_options, iodepth_batch),
d65db441 2054 .help = "Number of IO buffers to submit in one go",
afdf9352 2055 .parent = "iodepth",
d71c154c 2056 .hide = 1,
20eb06bd 2057 .interval = 1,
a2e6f8ac 2058 .def = "1",
e8b0e958 2059 .category = FIO_OPT_C_IO,
0626037e 2060 .group = FIO_OPT_G_IO_BASIC,
4950421a
JA		 2061 },
2062 {
82407585
RP		 2063 .name = "iodepth_batch_complete_min",
2064 .lname = "Min IO depth batch complete",
2065 .alias = "iodepth_batch_complete",
4950421a 2066 .type = FIO_OPT_INT,
a609f12a 2067 .off1 = offsetof(struct thread_options, iodepth_batch_complete_min),
82407585 2068 .help = "Min number of IO buffers to retrieve in one go",
4950421a 2069 .parent = "iodepth",
d71c154c 2070 .hide = 1,
4950421a 2071 .minval = 0,
20eb06bd 2072 .interval = 1,
4950421a 2073 .def = "1",
e8b0e958 2074 .category = FIO_OPT_C_IO,
0626037e 2075 .group = FIO_OPT_G_IO_BASIC,
214e1eca 2076 },
82407585
RP		 2077 {
2078 .name = "iodepth_batch_complete_max",
2079 .lname = "Max IO depth batch complete",
2080 .type = FIO_OPT_INT,
a609f12a 2081 .off1 = offsetof(struct thread_options, iodepth_batch_complete_max),
82407585
RP		 2082 .help = "Max number of IO buffers to retrieve in one go",
2083 .parent = "iodepth",
2084 .hide = 1,
2085 .minval = 0,
2086 .interval = 1,
2087 .category = FIO_OPT_C_IO,
2088 .group = FIO_OPT_G_IO_BASIC,
2089 },
214e1eca
JA		 2090 {
2091 .name = "iodepth_low",
e8b0e958 2092 .lname = "IO Depth batch low",
214e1eca 2093 .type = FIO_OPT_INT,
a609f12a 2094 .off1 = offsetof(struct thread_options, iodepth_low),
214e1eca 2095 .help = "Low water mark for queuing depth",
afdf9352 2096 .parent = "iodepth",
d71c154c 2097 .hide = 1,
20eb06bd 2098 .interval = 1,
e8b0e958 2099 .category = FIO_OPT_C_IO,
0626037e 2100 .group = FIO_OPT_G_IO_BASIC,
214e1eca 2101 },
997b5680
SW		 2102 {
2103 .name = "serialize_overlap",
2104 .lname = "Serialize overlap",
2105 .off1 = offsetof(struct thread_options, serialize_overlap),
2106 .type = FIO_OPT_BOOL,
2107 .help = "Wait for in-flight IOs that collide to complete",
2108 .parent = "iodepth",
2109 .def = "0",
2110 .category = FIO_OPT_C_IO,
2111 .group = FIO_OPT_G_IO_BASIC,
2112 },
a9da8ab2
JA		 2113 {
2114 .name = "io_submit_mode",
2115 .lname = "IO submit mode",
2116 .type = FIO_OPT_STR,
a609f12a 2117 .off1 = offsetof(struct thread_options, io_submit_mode),
a9da8ab2
JA		 2118 .help = "How IO submissions and completions are done",
2119 .def = "inline",
2120 .category = FIO_OPT_C_IO,
2121 .group = FIO_OPT_G_IO_BASIC,
2122 .posval = {
2123 { .ival = "inline",
2124 .oval = IO_MODE_INLINE,
2125 .help = "Submit and complete IO inline",
2126 },
2127 { .ival = "offload",
2128 .oval = IO_MODE_OFFLOAD,
2129 .help = "Offload submit and complete to threads",
2130 },
2131 },
2132 },
214e1eca
JA		 2133 {
2134 .name = "size",
e8b0e958 2135 .lname = "Size",
8f39afa7 2136 .type = FIO_OPT_STR_VAL_ZONE,
7bb59102 2137 .cb = str_size_cb,
a609f12a 2138 .off1 = offsetof(struct thread_options, size),
214e1eca 2139 .help = "Total size of device or files",
e8b0e958
JA		 2140 .category = FIO_OPT_C_IO,
2141 .group = FIO_OPT_G_INVALID,
214e1eca 2142 },
77731b29 2143 {
a4d3b4db
JA		 2144 .name = "io_size",
2145 .alias = "io_limit",
2146 .lname = "IO Size",
8f39afa7 2147 .type = FIO_OPT_STR_VAL_ZONE,
8b38f401 2148 .cb = str_io_size_cb,
5be9bf09 2149 .off1 = offsetof(struct thread_options, io_size),
1684f7fd 2150 .help = "Total size of I/O to be performed",
77731b29
JA		 2151 .category = FIO_OPT_C_IO,
2152 .group = FIO_OPT_G_INVALID,
2153 },
aa31f1f1
SL		 2154 {
2155 .name = "fill_device",
e8b0e958 2156 .lname = "Fill device",
74586c1e 2157 .alias = "fill_fs",
aa31f1f1 2158 .type = FIO_OPT_BOOL,
a609f12a 2159 .off1 = offsetof(struct thread_options, fill_device),
aa31f1f1
SL		 2160 .help = "Write until an ENOSPC error occurs",
2161 .def = "0",
e8b0e958
JA		 2162 .category = FIO_OPT_C_FILE,
2163 .group = FIO_OPT_G_INVALID,
aa31f1f1 2164 },
214e1eca
JA		 2165 {
2166 .name = "filesize",
e8b0e958 2167 .lname = "File size",
214e1eca 2168 .type = FIO_OPT_STR_VAL,
a609f12a
JA		 2169 .off1 = offsetof(struct thread_options, file_size_low),
2170 .off2 = offsetof(struct thread_options, file_size_high),
c3edbdba 2171 .minval = 1,
214e1eca 2172 .help = "Size of individual files",
20eb06bd 2173 .interval = 1024 * 1024,
e8b0e958
JA		 2174 .category = FIO_OPT_C_FILE,
2175 .group = FIO_OPT_G_INVALID,
214e1eca 2176 },
bedc9dc2
JA		 2177 {
2178 .name = "file_append",
2179 .lname = "File append",
2180 .type = FIO_OPT_BOOL,
a609f12a 2181 .off1 = offsetof(struct thread_options, file_append),
bedc9dc2
JA		 2182 .help = "IO will start at the end of the file(s)",
2183 .def = "0",
2184 .category = FIO_OPT_C_FILE,
2185 .group = FIO_OPT_G_INVALID,
2186 },
67a1000f
JA		 2187 {
2188 .name = "offset",
e8b0e958 2189 .lname = "IO offset",
67a1000f 2190 .alias = "fileoffset",
8f39afa7 2191 .type = FIO_OPT_STR_VAL_ZONE,
89978a6b 2192 .cb = str_offset_cb,
a609f12a 2193 .off1 = offsetof(struct thread_options, start_offset),
67a1000f
JA		 2194 .help = "Start IO from this offset",
2195 .def = "0",
e8b0e958
JA		 2196 .category = FIO_OPT_C_IO,
2197 .group = FIO_OPT_G_INVALID,
67a1000f 2198 },
83c8b093
JF		 2199 {
2200 .name = "offset_align",
2201 .lname = "IO offset alignment",
2202 .type = FIO_OPT_INT,
2203 .off1 = offsetof(struct thread_options, start_offset_align),
2204 .help = "Start IO from this offset alignment",
2205 .def = "0",
2206 .interval = 512,
2207 .category = FIO_OPT_C_IO,
2208 .group = FIO_OPT_G_INVALID,
2209 },
2d7cd868
JA		 2210 {
2211 .name = "offset_increment",
e8b0e958 2212 .lname = "IO offset increment",
8f39afa7 2213 .type = FIO_OPT_STR_VAL_ZONE,
0b288ba1 2214 .cb = str_offset_increment_cb,
a609f12a 2215 .off1 = offsetof(struct thread_options, offset_increment),
2d7cd868
JA		 2216 .help = "What is the increment from one offset to the next",
2217 .parent = "offset",
d71c154c 2218 .hide = 1,
2d7cd868 2219 .def = "0",
e8b0e958
JA		 2220 .category = FIO_OPT_C_IO,
2221 .group = FIO_OPT_G_INVALID,
2d7cd868 2222 },
ddf24e42
JA		 2223 {
2224 .name = "number_ios",
2225 .lname = "Number of IOs to perform",
2226 .type = FIO_OPT_STR_VAL,
a609f12a 2227 .off1 = offsetof(struct thread_options, number_ios),
be3fec7d 2228 .help = "Force job completion after this number of IOs",
ddf24e42
JA		 2229 .def = "0",
2230 .category = FIO_OPT_C_IO,
2231 .group = FIO_OPT_G_INVALID,
2232 },
214e1eca
JA		 2233 {
2234 .name = "bs",
e8b0e958 2235 .lname = "Block size",
d3aad8f2 2236 .alias = "blocksize",
5fff9543 2237 .type = FIO_OPT_ULL,
a609f12a
JA		 2238 .off1 = offsetof(struct thread_options, bs[DDIR_READ]),
2239 .off2 = offsetof(struct thread_options, bs[DDIR_WRITE]),
2240 .off3 = offsetof(struct thread_options, bs[DDIR_TRIM]),
c3edbdba 2241 .minval = 1,
214e1eca 2242 .help = "Block size unit",
2b9136a3 2243 .def = "4096",
67a1000f 2244 .parent = "rw",
d71c154c 2245 .hide = 1,
20eb06bd 2246 .interval = 512,
e8b0e958
JA		 2247 .category = FIO_OPT_C_IO,
2248 .group = FIO_OPT_G_INVALID,
214e1eca 2249 },
2b7a01d0
JA		 2250 {
2251 .name = "ba",
e8b0e958 2252 .lname = "Block size align",
2b7a01d0 2253 .alias = "blockalign",
5fff9543 2254 .type = FIO_OPT_ULL,
a609f12a
JA		 2255 .off1 = offsetof(struct thread_options, ba[DDIR_READ]),
2256 .off2 = offsetof(struct thread_options, ba[DDIR_WRITE]),
2257 .off3 = offsetof(struct thread_options, ba[DDIR_TRIM]),
2b7a01d0
JA		 2258 .minval = 1,
2259 .help = "IO block offset alignment",
2260 .parent = "rw",
d71c154c 2261 .hide = 1,
20eb06bd 2262 .interval = 512,
e8b0e958
JA		 2263 .category = FIO_OPT_C_IO,
2264 .group = FIO_OPT_G_INVALID,
2b7a01d0 2265 },
214e1eca
JA		 2266 {
2267 .name = "bsrange",
e8b0e958 2268 .lname = "Block size range",
d3aad8f2 2269 .alias = "blocksize_range",
214e1eca 2270 .type = FIO_OPT_RANGE,
a609f12a
JA		 2271 .off1 = offsetof(struct thread_options, min_bs[DDIR_READ]),
2272 .off2 = offsetof(struct thread_options, max_bs[DDIR_READ]),
2273 .off3 = offsetof(struct thread_options, min_bs[DDIR_WRITE]),
2274 .off4 = offsetof(struct thread_options, max_bs[DDIR_WRITE]),
2275 .off5 = offsetof(struct thread_options, min_bs[DDIR_TRIM]),
2276 .off6 = offsetof(struct thread_options, max_bs[DDIR_TRIM]),
c3edbdba 2277 .minval = 1,
214e1eca 2278 .help = "Set block size range (in more detail than bs)",
67a1000f 2279 .parent = "rw",
d71c154c 2280 .hide = 1,
20eb06bd 2281 .interval = 4096,
e8b0e958
JA		 2282 .category = FIO_OPT_C_IO,
2283 .group = FIO_OPT_G_INVALID,
214e1eca 2284 },
564ca972
JA		 2285 {
2286 .name = "bssplit",
e8b0e958 2287 .lname = "Block size split",
5fff9543 2288 .type = FIO_OPT_STR_ULL,
564ca972 2289 .cb = str_bssplit_cb,
a609f12a 2290 .off1 = offsetof(struct thread_options, bssplit),
564ca972
JA		 2291 .help = "Set a specific mix of block sizes",
2292 .parent = "rw",
d71c154c 2293 .hide = 1,
e8b0e958
JA		 2294 .category = FIO_OPT_C_IO,
2295 .group = FIO_OPT_G_INVALID,
564ca972 2296 },
214e1eca
JA		 2297 {
2298 .name = "bs_unaligned",
e8b0e958 2299 .lname = "Block size unaligned",
d3aad8f2 2300 .alias = "blocksize_unaligned",
214e1eca 2301 .type = FIO_OPT_STR_SET,
a609f12a 2302 .off1 = offsetof(struct thread_options, bs_unaligned),
214e1eca 2303 .help = "Don't sector align IO buffer sizes",
67a1000f 2304 .parent = "rw",
d71c154c 2305 .hide = 1,
e8b0e958
JA		 2306 .category = FIO_OPT_C_IO,
2307 .group = FIO_OPT_G_INVALID,
214e1eca 2308 },
6aca9b3d
JA		 2309 {
2310 .name = "bs_is_seq_rand",
2311 .lname = "Block size division is seq/random (not read/write)",
2312 .type = FIO_OPT_BOOL,
a609f12a 2313 .off1 = offsetof(struct thread_options, bs_is_seq_rand),
86d59660 2314 .help = "Consider any blocksize setting to be sequential,random",
6aca9b3d
JA		 2315 .def = "0",
2316 .parent = "blocksize",
2317 .category = FIO_OPT_C_IO,
2318 .group = FIO_OPT_G_INVALID,
2319 },
214e1eca
JA		 2320 {
2321 .name = "randrepeat",
e8b0e958 2322 .lname = "Random repeatable",
214e1eca 2323 .type = FIO_OPT_BOOL,
a609f12a 2324 .off1 = offsetof(struct thread_options, rand_repeatable),
214e1eca
JA		 2325 .help = "Use repeatable random IO pattern",
2326 .def = "1",
67a1000f 2327 .parent = "rw",
d71c154c 2328 .hide = 1,
e8b0e958 2329 .category = FIO_OPT_C_IO,
3ceb458f 2330 .group = FIO_OPT_G_RANDOM,
214e1eca 2331 },
04778baf
JA		 2332 {
2333 .name = "randseed",
2334 .lname = "The random generator seed",
363cffa7 2335 .type = FIO_OPT_STR_VAL,
a609f12a 2336 .off1 = offsetof(struct thread_options, rand_seed),
04778baf 2337 .help = "Set the random generator seed value",
40fe5e7b 2338 .def = "0x89",
04778baf
JA		 2339 .parent = "rw",
2340 .category = FIO_OPT_C_IO,
2341 .group = FIO_OPT_G_RANDOM,
2342 },
214e1eca
JA		 2343 {
2344 .name = "norandommap",
e8b0e958 2345 .lname = "No randommap",
214e1eca 2346 .type = FIO_OPT_STR_SET,
a609f12a 2347 .off1 = offsetof(struct thread_options, norandommap),
214e1eca 2348 .help = "Accept potential duplicate random blocks",
67a1000f 2349 .parent = "rw",
d71c154c 2350 .hide = 1,
b2452a43 2351 .hide_on_set = 1,
e8b0e958 2352 .category = FIO_OPT_C_IO,
3ceb458f 2353 .group = FIO_OPT_G_RANDOM,
214e1eca 2354 },
2b386d25
JA		 2355 {
2356 .name = "softrandommap",
e8b0e958 2357 .lname = "Soft randommap",
2b386d25 2358 .type = FIO_OPT_BOOL,
a609f12a 2359 .off1 = offsetof(struct thread_options, softrandommap),
f66ab3c8 2360 .help = "Set norandommap if randommap allocation fails",
2b386d25 2361 .parent = "norandommap",
d71c154c 2362 .hide = 1,
2b386d25 2363 .def = "0",
e8b0e958 2364 .category = FIO_OPT_C_IO,
3ceb458f 2365 .group = FIO_OPT_G_RANDOM,
2b386d25 2366 },
8055e41d
JA		 2367 {
2368 .name = "random_generator",
cce2fdfe 2369 .lname = "Random Generator",
8055e41d 2370 .type = FIO_OPT_STR,
a609f12a 2371 .off1 = offsetof(struct thread_options, random_generator),
8055e41d
JA		 2372 .help = "Type of random number generator to use",
2373 .def = "tausworthe",
2374 .posval = {
2375 { .ival = "tausworthe",
2376 .oval = FIO_RAND_GEN_TAUSWORTHE,
2377 .help = "Strong Tausworthe generator",
2378 },
2379 { .ival = "lfsr",
2380 .oval = FIO_RAND_GEN_LFSR,
2381 .help = "Variable length LFSR",
2382 },
c3546b53
JA		 2383 {
2384 .ival = "tausworthe64",
2385 .oval = FIO_RAND_GEN_TAUSWORTHE64,
2386 .help = "64-bit Tausworthe variant",
2387 },
8055e41d 2388 },
48107598
JA		 2389 .category = FIO_OPT_C_IO,
2390 .group = FIO_OPT_G_RANDOM,
8055e41d 2391 },
e25839d4
JA		 2392 {
2393 .name = "random_distribution",
cce2fdfe 2394 .lname = "Random Distribution",
e25839d4 2395 .type = FIO_OPT_STR,
a609f12a 2396 .off1 = offsetof(struct thread_options, random_distribution),
e25839d4
JA		 2397 .cb = str_random_distribution_cb,
2398 .help = "Random offset distribution generator",
2399 .def = "random",
2400 .posval = {
2401 { .ival = "random",
2402 .oval = FIO_RAND_DIST_RANDOM,
2403 .help = "Completely random",
2404 },
2405 { .ival = "zipf",
2406 .oval = FIO_RAND_DIST_ZIPF,
2407 .help = "Zipf distribution",
2408 },
925fee33
JA		 2409 { .ival = "pareto",
2410 .oval = FIO_RAND_DIST_PARETO,
2411 .help = "Pareto distribution",
2412 },
56d9fa4b
JA		 2413 { .ival = "normal",
2414 .oval = FIO_RAND_DIST_GAUSS,
ba2b3b07 2415 .help = "Normal (Gaussian) distribution",
56d9fa4b 2416 },
e0a04ac1
JA		 2417 { .ival = "zoned",
2418 .oval = FIO_RAND_DIST_ZONED,
2419 .help = "Zoned random distribution",
2420 },
59466396
JA		 2421 { .ival = "zoned_abs",
2422 .oval = FIO_RAND_DIST_ZONED_ABS,
2423 .help = "Zoned absolute random distribution",
2424 },
e25839d4 2425 },
48107598
JA		 2426 .category = FIO_OPT_C_IO,
2427 .group = FIO_OPT_G_RANDOM,
e25839d4 2428 },
211c9b89
JA		 2429 {
2430 .name = "percentage_random",
2431 .lname = "Percentage Random",
2432 .type = FIO_OPT_INT,
a609f12a
JA		 2433 .off1 = offsetof(struct thread_options, perc_rand[DDIR_READ]),
2434 .off2 = offsetof(struct thread_options, perc_rand[DDIR_WRITE]),
2435 .off3 = offsetof(struct thread_options, perc_rand[DDIR_TRIM]),
211c9b89
JA		 2436 .maxval = 100,
2437 .help = "Percentage of seq/random mix that should be random",
d9472271 2438 .def = "100,100,100",
211c9b89
JA		 2439 .interval = 5,
2440 .inverse = "percentage_sequential",
2441 .category = FIO_OPT_C_IO,
2442 .group = FIO_OPT_G_RANDOM,
2443 },
2444 {
2445 .name = "percentage_sequential",
2446 .lname = "Percentage Sequential",
d9472271 2447 .type = FIO_OPT_DEPRECATED,
211c9b89
JA		 2448 .category = FIO_OPT_C_IO,
2449 .group = FIO_OPT_G_RANDOM,
2450 },
56e2a5fc
CE		 2451 {
2452 .name = "allrandrepeat",
cce2fdfe 2453 .lname = "All Random Repeat",
56e2a5fc 2454 .type = FIO_OPT_BOOL,
a609f12a 2455 .off1 = offsetof(struct thread_options, allrand_repeatable),
56e2a5fc
CE		 2456 .help = "Use repeatable random numbers for everything",
2457 .def = "0",
a869d9c6
JA		 2458 .category = FIO_OPT_C_IO,
2459 .group = FIO_OPT_G_RANDOM,
56e2a5fc 2460 },
214e1eca
JA		 2461 {
2462 .name = "nrfiles",
e8b0e958 2463 .lname = "Number of files",
d7c8be03 2464 .alias = "nr_files",
214e1eca 2465 .type = FIO_OPT_INT,
a609f12a 2466 .off1 = offsetof(struct thread_options, nr_files),
214e1eca
JA		 2467 .help = "Split job workload between this number of files",
2468 .def = "1",
20eb06bd 2469 .interval = 1,
e8b0e958
JA		 2470 .category = FIO_OPT_C_FILE,
2471 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2472 },
2473 {
2474 .name = "openfiles",
e8b0e958 2475 .lname = "Number of open files",
214e1eca 2476 .type = FIO_OPT_INT,
a609f12a 2477 .off1 = offsetof(struct thread_options, open_files),
214e1eca 2478 .help = "Number of files to keep open at the same time",
e8b0e958
JA		 2479 .category = FIO_OPT_C_FILE,
2480 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2481 },
2482 {
2483 .name = "file_service_type",
e8b0e958 2484 .lname = "File service type",
214e1eca
JA		 2485 .type = FIO_OPT_STR,
2486 .cb = str_fst_cb,
a609f12a 2487 .off1 = offsetof(struct thread_options, file_service_type),
214e1eca
JA		 2488 .help = "How to select which file to service next",
2489 .def = "roundrobin",
e8b0e958
JA		 2490 .category = FIO_OPT_C_FILE,
2491 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2492 .posval = {
2493 { .ival = "random",
2494 .oval = FIO_FSERVICE_RANDOM,
8c07860d
JA		 2495 .help = "Choose a file at random (uniform)",
2496 },
2497 { .ival = "zipf",
2498 .oval = FIO_FSERVICE_ZIPF,
2499 .help = "Zipf randomized",
2500 },
2501 { .ival = "pareto",
2502 .oval = FIO_FSERVICE_PARETO,
2503 .help = "Pareto randomized",
2504 },
dd3503d3
SW		 2505 { .ival = "normal",
2506 .oval = FIO_FSERVICE_GAUSS,
2507 .help = "Normal (Gaussian) randomized",
2508 },
8c07860d
JA		 2509 { .ival = "gauss",
2510 .oval = FIO_FSERVICE_GAUSS,
dd3503d3 2511 .help = "Alias for normal",
214e1eca
JA		 2512 },
2513 { .ival = "roundrobin",
2514 .oval = FIO_FSERVICE_RR,
2515 .help = "Round robin select files",
2516 },
a086c257
JA		 2517 { .ival = "sequential",
2518 .oval = FIO_FSERVICE_SEQ,
2519 .help = "Finish one file before moving to the next",
2520 },
214e1eca 2521 },
67a1000f 2522 .parent = "nrfiles",
d71c154c 2523 .hide = 1,
67a1000f 2524 },
7bc8c2cf
JA		 2525 {
2526 .name = "fallocate",
e8b0e958 2527 .lname = "Fallocate",
a596f047 2528 .type = FIO_OPT_STR,
a609f12a 2529 .off1 = offsetof(struct thread_options, fallocate_mode),
a596f047 2530 .help = "Whether pre-allocation is performed when laying out files",
38ca5f03 2531#ifdef FIO_HAVE_DEFAULT_FALLOCATE
2c3e17be 2532 .def = "native",
38ca5f03
TV		 2533#else
2534 .def = "none",
2535#endif
e8b0e958
JA		 2536 .category = FIO_OPT_C_FILE,
2537 .group = FIO_OPT_G_INVALID,
a596f047
EG		 2538 .posval = {
2539 { .ival = "none",
2540 .oval = FIO_FALLOCATE_NONE,
2541 .help = "Do not pre-allocate space",
2542 },
2c3e17be
SW		 2543 { .ival = "native",
2544 .oval = FIO_FALLOCATE_NATIVE,
2545 .help = "Use native pre-allocation if possible",
2546 },
2547#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2548 { .ival = "posix",
2549 .oval = FIO_FALLOCATE_POSIX,
2550 .help = "Use posix_fallocate()",
2551 },
2c3e17be 2552#endif
97ac992c 2553#ifdef CONFIG_LINUX_FALLOCATE
a596f047
EG		 2554 { .ival = "keep",
2555 .oval = FIO_FALLOCATE_KEEP_SIZE,
2556 .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
2557 },
7bc8c2cf 2558#endif
38ca5f03
TV		 2559 { .ival = "truncate",
2560 .oval = FIO_FALLOCATE_TRUNCATE,
2561 .help = "Truncate file to final size instead of allocating"
2562 },
a596f047
EG		 2563 /* Compatibility with former boolean values */
2564 { .ival = "0",
2565 .oval = FIO_FALLOCATE_NONE,
2566 .help = "Alias for 'none'",
2567 },
2c3e17be 2568#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2569 { .ival = "1",
2570 .oval = FIO_FALLOCATE_POSIX,
2571 .help = "Alias for 'posix'",
2572 },
2c3e17be 2573#endif
a596f047
EG		 2574 },
2575 },
67a1000f
JA		 2576 {
2577 .name = "fadvise_hint",
e8b0e958 2578 .lname = "Fadvise hint",
ecb2083d 2579 .type = FIO_OPT_STR,
a609f12a 2580 .off1 = offsetof(struct thread_options, fadvise_hint),
ecb2083d
JA		 2581 .posval = {
2582 { .ival = "0",
2583 .oval = F_ADV_NONE,
c712c97a 2584 .help = "Don't issue fadvise/madvise",
ecb2083d
JA		 2585 },
2586 { .ival = "1",
2587 .oval = F_ADV_TYPE,
2588 .help = "Advise using fio IO pattern",
2589 },
2590 { .ival = "random",
2591 .oval = F_ADV_RANDOM,
2592 .help = "Advise using FADV_RANDOM",
2593 },
2594 { .ival = "sequential",
2595 .oval = F_ADV_SEQUENTIAL,
2596 .help = "Advise using FADV_SEQUENTIAL",
2597 },
2598 },
67a1000f
JA		 2599 .help = "Use fadvise() to advise the kernel on IO pattern",
2600 .def = "1",
e8b0e958
JA		 2601 .category = FIO_OPT_C_FILE,
2602 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2603 },
2604 {
2605 .name = "fsync",
e8b0e958 2606 .lname = "Fsync",
214e1eca 2607 .type = FIO_OPT_INT,
a609f12a 2608 .off1 = offsetof(struct thread_options, fsync_blocks),
214e1eca
JA		 2609 .help = "Issue fsync for writes every given number of blocks",
2610 .def = "0",
20eb06bd 2611 .interval = 1,
e8b0e958
JA		 2612 .category = FIO_OPT_C_FILE,
2613 .group = FIO_OPT_G_INVALID,
214e1eca 2614 },
5f9099ea
JA		 2615 {
2616 .name = "fdatasync",
e8b0e958 2617 .lname = "Fdatasync",
5f9099ea 2618 .type = FIO_OPT_INT,
a609f12a 2619 .off1 = offsetof(struct thread_options, fdatasync_blocks),
5f9099ea
JA		 2620 .help = "Issue fdatasync for writes every given number of blocks",
2621 .def = "0",
20eb06bd 2622 .interval = 1,
e8b0e958
JA		 2623 .category = FIO_OPT_C_FILE,
2624 .group = FIO_OPT_G_INVALID,
5f9099ea 2625 },
1ef2b6be
JA		 2626 {
2627 .name = "write_barrier",
e8b0e958 2628 .lname = "Write barrier",
1ef2b6be 2629 .type = FIO_OPT_INT,
a609f12a 2630 .off1 = offsetof(struct thread_options, barrier_blocks),
1ef2b6be
JA		 2631 .help = "Make every Nth write a barrier write",
2632 .def = "0",
20eb06bd 2633 .interval = 1,
e8b0e958
JA		 2634 .category = FIO_OPT_C_IO,
2635 .group = FIO_OPT_G_INVALID,
1ef2b6be 2636 },
67bf9823 2637#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA		 2638 {
2639 .name = "sync_file_range",
e8b0e958 2640 .lname = "Sync file range",
44f29692
JA		 2641 .posval = {
2642 { .ival = "wait_before",
2643 .oval = SYNC_FILE_RANGE_WAIT_BEFORE,
2644 .help = "SYNC_FILE_RANGE_WAIT_BEFORE",
ebadc0ce 2645 .orval = 1,
44f29692
JA		 2646 },
2647 { .ival = "write",
2648 .oval = SYNC_FILE_RANGE_WRITE,
2649 .help = "SYNC_FILE_RANGE_WRITE",
ebadc0ce 2650 .orval = 1,
44f29692
JA		 2651 },
2652 {
2653 .ival = "wait_after",
2654 .oval = SYNC_FILE_RANGE_WAIT_AFTER,
2655 .help = "SYNC_FILE_RANGE_WAIT_AFTER",
ebadc0ce 2656 .orval = 1,
44f29692
JA		 2657 },
2658 },
3843deb3 2659 .type = FIO_OPT_STR_MULTI,
44f29692 2660 .cb = str_sfr_cb,
a609f12a 2661 .off1 = offsetof(struct thread_options, sync_file_range),
44f29692 2662 .help = "Use sync_file_range()",
e8b0e958
JA		 2663 .category = FIO_OPT_C_FILE,
2664 .group = FIO_OPT_G_INVALID,
44f29692 2665 },
a275c37a 2666#else
54d0a315 2667 {
a275c37a
JA		 2668 .name = "sync_file_range",
2669 .lname = "Sync file range",
2670 .type = FIO_OPT_UNSUPPORTED,
2671 .help = "Your platform does not support sync_file_range",
2672 },
44f29692 2673#endif
214e1eca
JA		 2674 {
2675 .name = "direct",
e8b0e958 2676 .lname = "Direct I/O",
214e1eca 2677 .type = FIO_OPT_BOOL,
a609f12a 2678 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2679 .help = "Use O_DIRECT IO (negates buffered)",
2680 .def = "0",
a01a1bc5 2681 .inverse = "buffered",
e8b0e958 2682 .category = FIO_OPT_C_IO,
3ceb458f 2683 .group = FIO_OPT_G_IO_TYPE,
214e1eca 2684 },
d01612f3
CM		 2685 {
2686 .name = "atomic",
2687 .lname = "Atomic I/O",
2688 .type = FIO_OPT_BOOL,
a609f12a 2689 .off1 = offsetof(struct thread_options, oatomic),
d01612f3
CM		 2690 .help = "Use Atomic IO with O_DIRECT (implies O_DIRECT)",
2691 .def = "0",
2692 .category = FIO_OPT_C_IO,
2693 .group = FIO_OPT_G_IO_TYPE,
2694 },
214e1eca
JA		 2695 {
2696 .name = "buffered",
e8b0e958 2697 .lname = "Buffered I/O",
214e1eca 2698 .type = FIO_OPT_BOOL,
a609f12a 2699 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2700 .neg = 1,
2701 .help = "Use buffered IO (negates direct)",
2702 .def = "1",
a01a1bc5 2703 .inverse = "direct",
e8b0e958 2704 .category = FIO_OPT_C_IO,
3ceb458f 2705 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 2706 },
2707 {
2708 .name = "overwrite",
e8b0e958 2709 .lname = "Overwrite",
214e1eca 2710 .type = FIO_OPT_BOOL,
a609f12a 2711 .off1 = offsetof(struct thread_options, overwrite),
214e1eca
JA		 2712 .help = "When writing, set whether to overwrite current data",
2713 .def = "0",
e8b0e958
JA		 2714 .category = FIO_OPT_C_FILE,
2715 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2716 },
2717 {
2718 .name = "loops",
e8b0e958 2719 .lname = "Loops",
214e1eca 2720 .type = FIO_OPT_INT,
a609f12a 2721 .off1 = offsetof(struct thread_options, loops),
214e1eca
JA		 2722 .help = "Number of times to run the job",
2723 .def = "1",
20eb06bd 2724 .interval = 1,
e8b0e958 2725 .category = FIO_OPT_C_GENERAL,
a1f6afec 2726 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2727 },
2728 {
2729 .name = "numjobs",
e8b0e958 2730 .lname = "Number of jobs",
214e1eca 2731 .type = FIO_OPT_INT,
a609f12a 2732 .off1 = offsetof(struct thread_options, numjobs),
214e1eca
JA		 2733 .help = "Duplicate this job this many times",
2734 .def = "1",
20eb06bd 2735 .interval = 1,
e8b0e958 2736 .category = FIO_OPT_C_GENERAL,
a1f6afec 2737 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2738 },
2739 {
2740 .name = "startdelay",
e8b0e958 2741 .lname = "Start delay",
a5737c93 2742 .type = FIO_OPT_STR_VAL_TIME,
a609f12a
JA		 2743 .off1 = offsetof(struct thread_options, start_delay),
2744 .off2 = offsetof(struct thread_options, start_delay_high),
214e1eca
JA		 2745 .help = "Only start job when this period has passed",
2746 .def = "0",
0de5b26f 2747 .is_seconds = 1,
88038bc7 2748 .is_time = 1,
e8b0e958 2749 .category = FIO_OPT_C_GENERAL,
a1f6afec 2750 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2751 },
2752 {
2753 .name = "runtime",
e8b0e958 2754 .lname = "Runtime",
214e1eca
JA		 2755 .alias = "timeout",
2756 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2757 .off1 = offsetof(struct thread_options, timeout),
214e1eca
JA		 2758 .help = "Stop workload when this amount of time has passed",
2759 .def = "0",
0de5b26f 2760 .is_seconds = 1,
88038bc7 2761 .is_time = 1,
e8b0e958 2762 .category = FIO_OPT_C_GENERAL,
a1f6afec 2763 .group = FIO_OPT_G_RUNTIME,
214e1eca 2764 },
cf4464ca
JA		 2765 {
2766 .name = "time_based",
e8b0e958 2767 .lname = "Time based",
cf4464ca 2768 .type = FIO_OPT_STR_SET,
a609f12a 2769 .off1 = offsetof(struct thread_options, time_based),
cf4464ca 2770 .help = "Keep running until runtime/timeout is met",
e8b0e958 2771 .category = FIO_OPT_C_GENERAL,
a1f6afec 2772 .group = FIO_OPT_G_RUNTIME,
cf4464ca 2773 },
62167762
JC		 2774 {
2775 .name = "verify_only",
2776 .lname = "Verify only",
2777 .type = FIO_OPT_STR_SET,
a609f12a 2778 .off1 = offsetof(struct thread_options, verify_only),
62167762
JC		 2779 .help = "Verifies previously written data is still valid",
2780 .category = FIO_OPT_C_GENERAL,
2781 .group = FIO_OPT_G_RUNTIME,
2782 },
721938ae
JA		 2783 {
2784 .name = "ramp_time",
e8b0e958 2785 .lname = "Ramp time",
721938ae 2786 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2787 .off1 = offsetof(struct thread_options, ramp_time),
721938ae 2788 .help = "Ramp up time before measuring performance",
0de5b26f 2789 .is_seconds = 1,
88038bc7 2790 .is_time = 1,
e8b0e958 2791 .category = FIO_OPT_C_GENERAL,
a1f6afec 2792 .group = FIO_OPT_G_RUNTIME,
721938ae 2793 },
c223da83
JA		 2794 {
2795 .name = "clocksource",
e8b0e958 2796 .lname = "Clock source",
c223da83
JA		 2797 .type = FIO_OPT_STR,
2798 .cb = fio_clock_source_cb,
a609f12a 2799 .off1 = offsetof(struct thread_options, clocksource),
c223da83 2800 .help = "What type of timing source to use",
e8b0e958 2801 .category = FIO_OPT_C_GENERAL,
10860056 2802 .group = FIO_OPT_G_CLOCK,
c223da83 2803 .posval = {
67bf9823 2804#ifdef CONFIG_GETTIMEOFDAY
c223da83
JA		 2805 { .ival = "gettimeofday",
2806 .oval = CS_GTOD,
2807 .help = "Use gettimeofday(2) for timing",
2808 },
67bf9823
JA		 2809#endif
2810#ifdef CONFIG_CLOCK_GETTIME
c223da83
JA		 2811 { .ival = "clock_gettime",
2812 .oval = CS_CGETTIME,
2813 .help = "Use clock_gettime(2) for timing",
2814 },
67bf9823 2815#endif
c223da83
JA		 2816#ifdef ARCH_HAVE_CPU_CLOCK
2817 { .ival = "cpu",
2818 .oval = CS_CPUCLOCK,
2819 .help = "Use CPU private clock",
2820 },
2821#endif
2822 },
2823 },
214e1eca
JA		 2824 {
2825 .name = "mem",
d3aad8f2 2826 .alias = "iomem",
e8b0e958 2827 .lname = "I/O Memory",
214e1eca
JA		 2828 .type = FIO_OPT_STR,
2829 .cb = str_mem_cb,
a609f12a 2830 .off1 = offsetof(struct thread_options, mem_type),
214e1eca
JA		 2831 .help = "Backing type for IO buffers",
2832 .def = "malloc",
e8b0e958
JA		 2833 .category = FIO_OPT_C_IO,
2834 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2835 .posval = {
2836 { .ival = "malloc",
2837 .oval = MEM_MALLOC,
2838 .help = "Use malloc(3) for IO buffers",
2839 },
c8931876 2840#ifndef CONFIG_NO_SHM
37c8cdfe
JA		 2841 { .ival = "shm",
2842 .oval = MEM_SHM,
2843 .help = "Use shared memory segments for IO buffers",
2844 },
214e1eca
JA		 2845#ifdef FIO_HAVE_HUGETLB
2846 { .ival = "shmhuge",
2847 .oval = MEM_SHMHUGE,
2848 .help = "Like shm, but use huge pages",
2849 },
c8931876 2850#endif
b370e46a 2851#endif
37c8cdfe
JA		 2852 { .ival = "mmap",
2853 .oval = MEM_MMAP,
2854 .help = "Use mmap(2) (file or anon) for IO buffers",
2855 },
217b0f1d
LG		 2856 { .ival = "mmapshared",
2857 .oval = MEM_MMAPSHARED,
2858 .help = "Like mmap, but use the shared flag",
2859 },
214e1eca
JA		 2860#ifdef FIO_HAVE_HUGETLB
2861 { .ival = "mmaphuge",
2862 .oval = MEM_MMAPHUGE,
2863 .help = "Like mmap, but use huge pages",
2864 },
03553853
YR		 2865#endif
2866#ifdef CONFIG_CUDA
2867 { .ival = "cudamalloc",
2868 .oval = MEM_CUDA_MALLOC,
2869 .help = "Allocate GPU device memory for GPUDirect RDMA",
2870 },
214e1eca
JA		 2871#endif
2872 },
2873 },
d529ee19
JA		 2874 {
2875 .name = "iomem_align",
2876 .alias = "mem_align",
e8b0e958 2877 .lname = "I/O memory alignment",
d529ee19 2878 .type = FIO_OPT_INT,
a609f12a 2879 .off1 = offsetof(struct thread_options, mem_align),
d529ee19
JA		 2880 .minval = 0,
2881 .help = "IO memory buffer offset alignment",
2882 .def = "0",
2883 .parent = "iomem",
d71c154c 2884 .hide = 1,
e8b0e958
JA		 2885 .category = FIO_OPT_C_IO,
2886 .group = FIO_OPT_G_INVALID,
d529ee19 2887 },
214e1eca
JA		 2888 {
2889 .name = "verify",
e8b0e958 2890 .lname = "Verify",
214e1eca 2891 .type = FIO_OPT_STR,
a609f12a 2892 .off1 = offsetof(struct thread_options, verify),
214e1eca
JA		 2893 .help = "Verify data written",
2894 .def = "0",
e8b0e958 2895 .category = FIO_OPT_C_IO,
3ceb458f 2896 .group = FIO_OPT_G_VERIFY,
214e1eca
JA		 2897 .posval = {
2898 { .ival = "0",
2899 .oval = VERIFY_NONE,
2900 .help = "Don't do IO verification",
2901 },
fcca4b58
JA		 2902 { .ival = "md5",
2903 .oval = VERIFY_MD5,
2904 .help = "Use md5 checksums for verification",
2905 },
d77a7af3
JA		 2906 { .ival = "crc64",
2907 .oval = VERIFY_CRC64,
2908 .help = "Use crc64 checksums for verification",
2909 },
214e1eca
JA		 2910 { .ival = "crc32",
2911 .oval = VERIFY_CRC32,
2912 .help = "Use crc32 checksums for verification",
2913 },
af497e6a 2914 { .ival = "crc32c-intel",
e3aaafc4
JA		 2915 .oval = VERIFY_CRC32C,
2916 .help = "Use crc32c checksums for verification (hw assisted, if available)",
af497e6a 2917 },
bac39e0e
JA		 2918 { .ival = "crc32c",
2919 .oval = VERIFY_CRC32C,
e3aaafc4 2920 .help = "Use crc32c checksums for verification (hw assisted, if available)",
bac39e0e 2921 },
969f7ed3
JA		 2922 { .ival = "crc16",
2923 .oval = VERIFY_CRC16,
2924 .help = "Use crc16 checksums for verification",
2925 },
1e154bdb
JA		 2926 { .ival = "crc7",
2927 .oval = VERIFY_CRC7,
2928 .help = "Use crc7 checksums for verification",
2929 },
7c353ceb
JA		 2930 { .ival = "sha1",
2931 .oval = VERIFY_SHA1,
2932 .help = "Use sha1 checksums for verification",
2933 },
cd14cc10
JA		 2934 { .ival = "sha256",
2935 .oval = VERIFY_SHA256,
2936 .help = "Use sha256 checksums for verification",
2937 },
2938 { .ival = "sha512",
2939 .oval = VERIFY_SHA512,
2940 .help = "Use sha512 checksums for verification",
ae3a5acc
JA		 2941 },
2942 { .ival = "sha3-224",
2943 .oval = VERIFY_SHA3_224,
2944 .help = "Use sha3-224 checksums for verification",
2945 },
2946 { .ival = "sha3-256",
2947 .oval = VERIFY_SHA3_256,
2948 .help = "Use sha3-256 checksums for verification",
2949 },
2950 { .ival = "sha3-384",
2951 .oval = VERIFY_SHA3_384,
2952 .help = "Use sha3-384 checksums for verification",
2953 },
2954 { .ival = "sha3-512",
2955 .oval = VERIFY_SHA3_512,
2956 .help = "Use sha3-512 checksums for verification",
cd14cc10 2957 },
844ea602
JA		 2958 { .ival = "xxhash",
2959 .oval = VERIFY_XXHASH,
2960 .help = "Use xxhash checksums for verification",
2961 },
b638d82f
RP		 2962 /* Meta information was included into verify_header,
2963 * 'meta' verification is implied by default. */
7437ee87 2964 { .ival = "meta",
b638d82f
RP		 2965 .oval = VERIFY_HDR_ONLY,
2966 .help = "Use io information for verification. "
2967 "Now is implied by default, thus option is obsolete, "
2968 "don't use it",
7437ee87 2969 },
59245381
JA		 2970 { .ival = "pattern",
2971 .oval = VERIFY_PATTERN_NO_HDR,
2972 .help = "Verify strict pattern",
2973 },
36690c9b
JA		 2974 {
2975 .ival = "null",
2976 .oval = VERIFY_NULL,
2977 .help = "Pretend to verify",
2978 },
214e1eca
JA		 2979 },
2980 },
005c565a
JA		 2981 {
2982 .name = "do_verify",
e8b0e958 2983 .lname = "Perform verify step",
68e1f29a 2984 .type = FIO_OPT_BOOL,
a609f12a 2985 .off1 = offsetof(struct thread_options, do_verify),
005c565a
JA		 2986 .help = "Run verification stage after write",
2987 .def = "1",
2988 .parent = "verify",
d71c154c 2989 .hide = 1,
e8b0e958
JA		 2990 .category = FIO_OPT_C_IO,
2991 .group = FIO_OPT_G_VERIFY,
005c565a 2992 },
160b966d
JA		 2993 {
2994 .name = "verifysort",
e8b0e958 2995 .lname = "Verify sort",
f31feaa2 2996 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA		 2997 .category = FIO_OPT_C_IO,
2998 .group = FIO_OPT_G_VERIFY,
160b966d 2999 },
1ae83d45
JA		 3000 {
3001 .name = "verifysort_nr",
cce2fdfe 3002 .lname = "Verify Sort Nr",
f31feaa2 3003 .type = FIO_OPT_SOFT_DEPRECATED,
836fcc0f
JA		 3004 .category = FIO_OPT_C_IO,
3005 .group = FIO_OPT_G_VERIFY,
1ae83d45 3006 },
3f9f4e26 3007 {
a59e170d 3008 .name = "verify_interval",
e8b0e958 3009 .lname = "Verify interval",
e01b22b8 3010 .type = FIO_OPT_INT,
a609f12a 3011 .off1 = offsetof(struct thread_options, verify_interval),
819a9680 3012 .minval = 2 * sizeof(struct verify_header),
a59e170d 3013 .help = "Store verify buffer header every N bytes",
afdf9352 3014 .parent = "verify",
d71c154c 3015 .hide = 1,
20eb06bd 3016 .interval = 2 * sizeof(struct verify_header),
e8b0e958
JA		 3017 .category = FIO_OPT_C_IO,
3018 .group = FIO_OPT_G_VERIFY,
3f9f4e26 3019 },
546a9142 3020 {
a59e170d 3021 .name = "verify_offset",
e8b0e958 3022 .lname = "Verify offset",
e01b22b8 3023 .type = FIO_OPT_INT,
a59e170d 3024 .help = "Offset verify header location by N bytes",
a609f12a 3025 .off1 = offsetof(struct thread_options, verify_offset),
203160d5 3026 .minval = sizeof(struct verify_header),
afdf9352 3027 .parent = "verify",
d71c154c 3028 .hide = 1,
e8b0e958
JA		 3029 .category = FIO_OPT_C_IO,
3030 .group = FIO_OPT_G_VERIFY,
546a9142 3031 },
e28218f3
SL		 3032 {
3033 .name = "verify_pattern",
e8b0e958 3034 .lname = "Verify pattern",
0e92f873 3035 .type = FIO_OPT_STR,
e28218f3 3036 .cb = str_verify_pattern_cb,
a609f12a 3037 .off1 = offsetof(struct thread_options, verify_pattern),
e28218f3
SL		 3038 .help = "Fill pattern for IO buffers",
3039 .parent = "verify",
d71c154c 3040 .hide = 1,
e8b0e958
JA		 3041 .category = FIO_OPT_C_IO,
3042 .group = FIO_OPT_G_VERIFY,
e28218f3 3043 },
a12a3b4d
JA		 3044 {
3045 .name = "verify_fatal",
e8b0e958 3046 .lname = "Verify fatal",
68e1f29a 3047 .type = FIO_OPT_BOOL,
a609f12a 3048 .off1 = offsetof(struct thread_options, verify_fatal),
a12a3b4d
JA		 3049 .def = "0",
3050 .help = "Exit on a single verify failure, don't continue",
3051 .parent = "verify",
d71c154c 3052 .hide = 1,
e8b0e958
JA		 3053 .category = FIO_OPT_C_IO,
3054 .group = FIO_OPT_G_VERIFY,
a12a3b4d 3055 },
b463e936
JA		 3056 {
3057 .name = "verify_dump",
e8b0e958 3058 .lname = "Verify dump",
b463e936 3059 .type = FIO_OPT_BOOL,
a609f12a 3060 .off1 = offsetof(struct thread_options, verify_dump),
ef71e317 3061 .def = "0",
b463e936
JA		 3062 .help = "Dump contents of good and bad blocks on failure",
3063 .parent = "verify",
d71c154c 3064 .hide = 1,
e8b0e958
JA		 3065 .category = FIO_OPT_C_IO,
3066 .group = FIO_OPT_G_VERIFY,
b463e936 3067 },
e8462bd8
JA		 3068 {
3069 .name = "verify_async",
e8b0e958 3070 .lname = "Verify asynchronously",
e8462bd8 3071 .type = FIO_OPT_INT,
a609f12a 3072 .off1 = offsetof(struct thread_options, verify_async),
e8462bd8
JA		 3073 .def = "0",
3074 .help = "Number of async verifier threads to use",
3075 .parent = "verify",
d71c154c 3076 .hide = 1,
e8b0e958
JA		 3077 .category = FIO_OPT_C_IO,
3078 .group = FIO_OPT_G_VERIFY,
e8462bd8 3079 },
9e144189
JA		 3080 {
3081 .name = "verify_backlog",
e8b0e958 3082 .lname = "Verify backlog",
9e144189 3083 .type = FIO_OPT_STR_VAL,
a609f12a 3084 .off1 = offsetof(struct thread_options, verify_backlog),
9e144189
JA		 3085 .help = "Verify after this number of blocks are written",
3086 .parent = "verify",
d71c154c 3087 .hide = 1,
e8b0e958
JA		 3088 .category = FIO_OPT_C_IO,
3089 .group = FIO_OPT_G_VERIFY,
9e144189
JA		 3090 },
3091 {
3092 .name = "verify_backlog_batch",
e8b0e958 3093 .lname = "Verify backlog batch",
9e144189 3094 .type = FIO_OPT_INT,
a609f12a 3095 .off1 = offsetof(struct thread_options, verify_batch),
9e144189 3096 .help = "Verify this number of IO blocks",
0d29de83 3097 .parent = "verify",
d71c154c 3098 .hide = 1,
e8b0e958
JA		 3099 .category = FIO_OPT_C_IO,
3100 .group = FIO_OPT_G_VERIFY,
9e144189 3101 },
e8462bd8
JA		 3102#ifdef FIO_HAVE_CPU_AFFINITY
3103 {
3104 .name = "verify_async_cpus",
e8b0e958 3105 .lname = "Async verify CPUs",
e8462bd8
JA		 3106 .type = FIO_OPT_STR,
3107 .cb = str_verify_cpus_allowed_cb,
a609f12a 3108 .off1 = offsetof(struct thread_options, verify_cpumask),
e8462bd8
JA		 3109 .help = "Set CPUs allowed for async verify threads",
3110 .parent = "verify_async",
d71c154c 3111 .hide = 1,
e8b0e958
JA		 3112 .category = FIO_OPT_C_IO,
3113 .group = FIO_OPT_G_VERIFY,
e8462bd8 3114 },
a275c37a
JA		 3115#else
3116 {
3117 .name = "verify_async_cpus",
3118 .lname = "Async verify CPUs",
3119 .type = FIO_OPT_UNSUPPORTED,
54d0a315 3120 .help = "Your platform does not support CPU affinities",
a275c37a 3121 },
0d29de83 3122#endif
51aa2da8
JA		 3123 {
3124 .name = "experimental_verify",
cce2fdfe 3125 .lname = "Experimental Verify",
a609f12a 3126 .off1 = offsetof(struct thread_options, experimental_verify),
51aa2da8 3127 .type = FIO_OPT_BOOL,
b31eaac9 3128 .help = "Enable experimental verification",
ca09be4b
JA		 3129 .parent = "verify",
3130 .category = FIO_OPT_C_IO,
3131 .group = FIO_OPT_G_VERIFY,
3132 },
3133 {
3134 .name = "verify_state_load",
3135 .lname = "Load verify state",
a609f12a 3136 .off1 = offsetof(struct thread_options, verify_state),
ca09be4b
JA		 3137 .type = FIO_OPT_BOOL,
3138 .help = "Load verify termination state",
3139 .parent = "verify",
3140 .category = FIO_OPT_C_IO,
3141 .group = FIO_OPT_G_VERIFY,
3142 },
3143 {
3144 .name = "verify_state_save",
3145 .lname = "Save verify state",
a609f12a 3146 .off1 = offsetof(struct thread_options, verify_state_save),
ca09be4b
JA		 3147 .type = FIO_OPT_BOOL,
3148 .def = "1",
3149 .help = "Save verify state on termination",
3150 .parent = "verify",
836fcc0f
JA		 3151 .category = FIO_OPT_C_IO,
3152 .group = FIO_OPT_G_VERIFY,
51aa2da8 3153 },
0d29de83
JA		 3154#ifdef FIO_HAVE_TRIM
3155 {
3156 .name = "trim_percentage",
e8b0e958 3157 .lname = "Trim percentage",
0d29de83 3158 .type = FIO_OPT_INT,
a609f12a 3159 .off1 = offsetof(struct thread_options, trim_percentage),
20eb06bd 3160 .minval = 0,
0d29de83 3161 .maxval = 100,
169c098d 3162 .help = "Number of verify blocks to trim (i.e., discard)",
0d29de83
JA		 3163 .parent = "verify",
3164 .def = "0",
20eb06bd 3165 .interval = 1,
d71c154c 3166 .hide = 1,
e8b0e958
JA		 3167 .category = FIO_OPT_C_IO,
3168 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3169 },
3170 {
3171 .name = "trim_verify_zero",
e8b0e958 3172 .lname = "Verify trim zero",
20eb06bd 3173 .type = FIO_OPT_BOOL,
169c098d 3174 .help = "Verify that trimmed (i.e., discarded) blocks are returned as zeroes",
a609f12a 3175 .off1 = offsetof(struct thread_options, trim_zero),
0d29de83 3176 .parent = "trim_percentage",
d71c154c 3177 .hide = 1,
0d29de83 3178 .def = "1",
e8b0e958
JA		 3179 .category = FIO_OPT_C_IO,
3180 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3181 },
3182 {
3183 .name = "trim_backlog",
e8b0e958 3184 .lname = "Trim backlog",
0d29de83 3185 .type = FIO_OPT_STR_VAL,
a609f12a 3186 .off1 = offsetof(struct thread_options, trim_backlog),
0d29de83
JA		 3187 .help = "Trim after this number of blocks are written",
3188 .parent = "trim_percentage",
d71c154c 3189 .hide = 1,
20eb06bd 3190 .interval = 1,
e8b0e958
JA		 3191 .category = FIO_OPT_C_IO,
3192 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3193 },
3194 {
3195 .name = "trim_backlog_batch",
e8b0e958 3196 .lname = "Trim backlog batch",
0d29de83 3197 .type = FIO_OPT_INT,
a609f12a 3198 .off1 = offsetof(struct thread_options, trim_batch),
0d29de83
JA		 3199 .help = "Trim this number of IO blocks",
3200 .parent = "trim_percentage",
d71c154c 3201 .hide = 1,
20eb06bd 3202 .interval = 1,
e8b0e958
JA		 3203 .category = FIO_OPT_C_IO,
3204 .group = FIO_OPT_G_TRIM,
0d29de83 3205 },
a275c37a
JA		 3206#else
3207 {
3208 .name = "trim_percentage",
3209 .lname = "Trim percentage",
3210 .type = FIO_OPT_UNSUPPORTED,
3211 .help = "Fio does not support TRIM on your platform",
3212 },
3213 {
3214 .name = "trim_verify_zero",
3215 .lname = "Verify trim zero",
3216 .type = FIO_OPT_UNSUPPORTED,
3217 .help = "Fio does not support TRIM on your platform",
3218 },
3219 {
3220 .name = "trim_backlog",
3221 .lname = "Trim backlog",
3222 .type = FIO_OPT_UNSUPPORTED,
3223 .help = "Fio does not support TRIM on your platform",
3224 },
3225 {
3226 .name = "trim_backlog_batch",
3227 .lname = "Trim backlog batch",
3228 .type = FIO_OPT_UNSUPPORTED,
3229 .help = "Fio does not support TRIM on your platform",
3230 },
e8462bd8 3231#endif
214e1eca
JA		 3232 {
3233 .name = "write_iolog",
e8b0e958 3234 .lname = "Write I/O log",
214e1eca 3235 .type = FIO_OPT_STR_STORE,
a609f12a 3236 .off1 = offsetof(struct thread_options, write_iolog_file),
214e1eca 3237 .help = "Store IO pattern to file",
e8b0e958
JA		 3238 .category = FIO_OPT_C_IO,
3239 .group = FIO_OPT_G_IOLOG,
214e1eca
JA		 3240 },
3241 {
3242 .name = "read_iolog",
e8b0e958 3243 .lname = "Read I/O log",
214e1eca 3244 .type = FIO_OPT_STR_STORE,
a609f12a 3245 .off1 = offsetof(struct thread_options, read_iolog_file),
214e1eca 3246 .help = "Playback IO pattern from file",
e8b0e958
JA		 3247 .category = FIO_OPT_C_IO,
3248 .group = FIO_OPT_G_IOLOG,
214e1eca 3249 },
98e7161c
AK		 3250 {
3251 .name = "read_iolog_chunked",
3252 .lname = "Read I/O log in parts",
3253 .type = FIO_OPT_BOOL,
3254 .off1 = offsetof(struct thread_options, read_iolog_chunked),
3255 .def = "0",
3256 .parent = "read_iolog",
3257 .help = "Parse IO pattern in chunks",
3258 .category = FIO_OPT_C_IO,
3259 .group = FIO_OPT_G_IOLOG,
3260 },
64bbb865
DN		 3261 {
3262 .name = "replay_no_stall",
e8b0e958 3263 .lname = "Don't stall on replay",
20eb06bd 3264 .type = FIO_OPT_BOOL,
a609f12a 3265 .off1 = offsetof(struct thread_options, no_stall),
64bbb865 3266 .def = "0",
87e7a972 3267 .parent = "read_iolog",
d71c154c 3268 .hide = 1,
64bbb865 3269 .help = "Playback IO pattern file as fast as possible without stalls",
e8b0e958
JA		 3270 .category = FIO_OPT_C_IO,
3271 .group = FIO_OPT_G_IOLOG,
64bbb865 3272 },
d1c46c04
DN		 3273 {
3274 .name = "replay_redirect",
e8b0e958 3275 .lname = "Redirect device for replay",
d1c46c04 3276 .type = FIO_OPT_STR_STORE,
a609f12a 3277 .off1 = offsetof(struct thread_options, replay_redirect),
d1c46c04 3278 .parent = "read_iolog",
d71c154c 3279 .hide = 1,
d1c46c04 3280 .help = "Replay all I/O onto this device, regardless of trace device",
e8b0e958
JA		 3281 .category = FIO_OPT_C_IO,
3282 .group = FIO_OPT_G_IOLOG,
d1c46c04 3283 },
0c63576e
JA		 3284 {
3285 .name = "replay_scale",
3286 .lname = "Replace offset scale factor",
3287 .type = FIO_OPT_INT,
a609f12a 3288 .off1 = offsetof(struct thread_options, replay_scale),
0c63576e
JA		 3289 .parent = "read_iolog",
3290 .def = "1",
3291 .help = "Align offsets to this blocksize",
3292 .category = FIO_OPT_C_IO,
3293 .group = FIO_OPT_G_IOLOG,
3294 },
3295 {
3296 .name = "replay_align",
3297 .lname = "Replace alignment",
3298 .type = FIO_OPT_INT,
a609f12a 3299 .off1 = offsetof(struct thread_options, replay_align),
0c63576e
JA		 3300 .parent = "read_iolog",
3301 .help = "Scale offset down by this factor",
3302 .category = FIO_OPT_C_IO,
3303 .group = FIO_OPT_G_IOLOG,
3304 .pow2 = 1,
3305 },
6dd7fa77
JA		 3306 {
3307 .name = "replay_time_scale",
3308 .lname = "Replay Time Scale",
3309 .type = FIO_OPT_INT,
3310 .off1 = offsetof(struct thread_options, replay_time_scale),
3311 .def = "100",
3312 .minval = 1,
3313 .parent = "read_iolog",
3314 .hide = 1,
3315 .help = "Scale time for replay events",
3316 .category = FIO_OPT_C_IO,
3317 .group = FIO_OPT_G_IOLOG,
3318 },
d7235efb
JA		 3319 {
3320 .name = "replay_skip",
3321 .lname = "Replay Skip",
3322 .type = FIO_OPT_STR,
3323 .cb = str_replay_skip_cb,
3324 .off1 = offsetof(struct thread_options, replay_skip),
3325 .parent = "read_iolog",
3326 .help = "Skip certain IO types (read,write,trim,flush)",
3327 .category = FIO_OPT_C_IO,
3328 .group = FIO_OPT_G_IOLOG,
3329 },
b9921d1a
DZ		 3330 {
3331 .name = "merge_blktrace_file",
3332 .lname = "Merged blktrace output filename",
3333 .type = FIO_OPT_STR_STORE,
3334 .off1 = offsetof(struct thread_options, merge_blktrace_file),
3335 .help = "Merged blktrace output filename",
3336 .category = FIO_OPT_C_IO,
3337 .group = FIO_OPT_G_IOLOG,
3338 },
87a48ada
DZ		 3339 {
3340 .name = "merge_blktrace_scalars",
3341 .lname = "Percentage to scale each trace",
3342 .type = FIO_OPT_FLOAT_LIST,
3343 .off1 = offsetof(struct thread_options, merge_blktrace_scalars),
3344 .maxlen = FIO_IO_U_LIST_MAX_LEN,
3345 .help = "Percentage to scale each trace",
3346 .category = FIO_OPT_C_IO,
3347 .group = FIO_OPT_G_IOLOG,
3348 },
55bfd8c8
DZ		 3349 {
3350 .name = "merge_blktrace_iters",
3351 .lname = "Number of iterations to run per trace",
3352 .type = FIO_OPT_FLOAT_LIST,
3353 .off1 = offsetof(struct thread_options, merge_blktrace_iters),
3354 .maxlen = FIO_IO_U_LIST_MAX_LEN,
3355 .help = "Number of iterations to run per trace",
3356 .category = FIO_OPT_C_IO,
3357 .group = FIO_OPT_G_IOLOG,
3358 },
214e1eca
JA		 3359 {
3360 .name = "exec_prerun",
e8b0e958 3361 .lname = "Pre-execute runnable",
214e1eca 3362 .type = FIO_OPT_STR_STORE,
a609f12a 3363 .off1 = offsetof(struct thread_options, exec_prerun),
214e1eca 3364 .help = "Execute this file prior to running job",
e8b0e958
JA		 3365 .category = FIO_OPT_C_GENERAL,
3366 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3367 },
3368 {
3369 .name = "exec_postrun",
e8b0e958 3370 .lname = "Post-execute runnable",
214e1eca 3371 .type = FIO_OPT_STR_STORE,
a609f12a 3372 .off1 = offsetof(struct thread_options, exec_postrun),
214e1eca 3373 .help = "Execute this file after running job",
e8b0e958
JA		 3374 .category = FIO_OPT_C_GENERAL,
3375 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3376 },
3377#ifdef FIO_HAVE_IOSCHED_SWITCH
3378 {
3379 .name = "ioscheduler",
e8b0e958 3380 .lname = "I/O scheduler",
214e1eca 3381 .type = FIO_OPT_STR_STORE,
a609f12a 3382 .off1 = offsetof(struct thread_options, ioscheduler),
214e1eca 3383 .help = "Use this IO scheduler on the backing device",
e8b0e958
JA		 3384 .category = FIO_OPT_C_FILE,
3385 .group = FIO_OPT_G_INVALID,
214e1eca 3386 },
a275c37a
JA		 3387#else
3388 {
3389 .name = "ioscheduler",
3390 .lname = "I/O scheduler",
3391 .type = FIO_OPT_UNSUPPORTED,
3392 .help = "Your platform does not support IO scheduler switching",
3393 },
214e1eca 3394#endif
7b865a2f
BVA		 3395 {
3396 .name = "zonemode",
3397 .lname = "Zone mode",
3398 .help = "Mode for the zonesize, zonerange and zoneskip parameters",
3399 .type = FIO_OPT_STR,
3400 .off1 = offsetof(struct thread_options, zone_mode),
3401 .def = "none",
3402 .category = FIO_OPT_C_IO,
3403 .group = FIO_OPT_G_ZONE,
3404 .posval = {
3405 { .ival = "none",
3406 .oval = ZONE_MODE_NONE,
3407 .help = "no zoning",
3408 },
3409 { .ival = "strided",
3410 .oval = ZONE_MODE_STRIDED,
3411 .help = "strided mode - random I/O is restricted to a single zone",
3412 },
3413 { .ival = "zbd",
3414 .oval = ZONE_MODE_ZBD,
3415 .help = "zoned block device mode - random I/O selects one of multiple zones randomly",
3416 },
3417 },
3418 },
214e1eca
JA		 3419 {
3420 .name = "zonesize",
e8b0e958 3421 .lname = "Zone size",
214e1eca 3422 .type = FIO_OPT_STR_VAL,
a609f12a 3423 .off1 = offsetof(struct thread_options, zone_size),
ed335855
SN		 3424 .help = "Amount of data to read per zone",
3425 .def = "0",
20eb06bd 3426 .interval = 1024 * 1024,
e8b0e958
JA		 3427 .category = FIO_OPT_C_IO,
3428 .group = FIO_OPT_G_ZONE,
ed335855 3429 },
b8dd9750
HH		 3430 {
3431 .name = "zonecapacity",
3432 .lname = "Zone capacity",
3433 .type = FIO_OPT_STR_VAL,
3434 .off1 = offsetof(struct thread_options, zone_capacity),
3435 .help = "Capacity per zone",
3436 .def = "0",
3437 .interval = 1024 * 1024,
3438 .category = FIO_OPT_C_IO,
3439 .group = FIO_OPT_G_ZONE,
3440 },
ed335855
SN		 3441 {
3442 .name = "zonerange",
e8b0e958 3443 .lname = "Zone range",
ed335855 3444 .type = FIO_OPT_STR_VAL,
a609f12a 3445 .off1 = offsetof(struct thread_options, zone_range),
214e1eca
JA		 3446 .help = "Give size of an IO zone",
3447 .def = "0",
20eb06bd 3448 .interval = 1024 * 1024,
e8b0e958
JA		 3449 .category = FIO_OPT_C_IO,
3450 .group = FIO_OPT_G_ZONE,
214e1eca
JA		 3451 },
3452 {
3453 .name = "zoneskip",
e8b0e958 3454 .lname = "Zone skip",
8f39afa7
AD		 3455 .type = FIO_OPT_STR_VAL_ZONE,
3456 .cb = str_zoneskip_cb,
a609f12a 3457 .off1 = offsetof(struct thread_options, zone_skip),
214e1eca
JA		 3458 .help = "Space between IO zones",
3459 .def = "0",
e8b0e958
JA		 3460 .category = FIO_OPT_C_IO,
3461 .group = FIO_OPT_G_ZONE,
214e1eca 3462 },
bfbdd35b
BVA		 3463 {
3464 .name = "read_beyond_wp",
3465 .lname = "Allow reads beyond the zone write pointer",
3466 .type = FIO_OPT_BOOL,
3467 .off1 = offsetof(struct thread_options, read_beyond_wp),
3468 .help = "Allow reads beyond the zone write pointer",
3469 .def = "0",
3470 .category = FIO_OPT_C_IO,
3471 .group = FIO_OPT_G_INVALID,
3472 },
59b07544
BVA		 3473 {
3474 .name = "max_open_zones",
219c662d 3475 .lname = "Per device/file maximum number of open zones",
59b07544
BVA		 3476 .type = FIO_OPT_INT,
3477 .off1 = offsetof(struct thread_options, max_open_zones),
b7694961 3478 .maxval = ZBD_MAX_OPEN_ZONES,
219c662d
AD		 3479 .help = "Limit on the number of simultaneously opened sequential write zones with zonemode=zbd",
3480 .def = "0",
3481 .category = FIO_OPT_C_IO,
3482 .group = FIO_OPT_G_INVALID,
3483 },
3484 {
3485 .name = "job_max_open_zones",
3486 .lname = "Job maximum number of open zones",
3487 .type = FIO_OPT_INT,
3488 .off1 = offsetof(struct thread_options, job_max_open_zones),
3489 .maxval = ZBD_MAX_OPEN_ZONES,
3490 .help = "Limit on the number of simultaneously opened sequential write zones with zonemode=zbd by one thread/process",
59b07544
BVA		 3491 .def = "0",
3492 .category = FIO_OPT_C_IO,
3493 .group = FIO_OPT_G_INVALID,
3494 },
575686bb
NC		 3495 {
3496 .name = "ignore_zone_limits",
3497 .lname = "Ignore zone resource limits",
3498 .type = FIO_OPT_BOOL,
3499 .off1 = offsetof(struct thread_options, ignore_zone_limits),
3500 .def = "0",
3501 .help = "Ignore the zone resource limits (max open/active zones) reported by the device",
3502 .category = FIO_OPT_C_IO,
3503 .group = FIO_OPT_G_INVALID,
3504 },
a7c2b6fc
BVA		 3505 {
3506 .name = "zone_reset_threshold",
3507 .lname = "Zone reset threshold",
3508 .help = "Zoned block device reset threshold",
3509 .type = FIO_OPT_FLOAT_LIST,
3510 .maxlen = 1,
3511 .off1 = offsetof(struct thread_options, zrt),
3512 .minfp = 0,
3513 .maxfp = 1,
3514 .category = FIO_OPT_C_IO,
3515 .group = FIO_OPT_G_ZONE,
3516 },
3517 {
3518 .name = "zone_reset_frequency",
3519 .lname = "Zone reset frequency",
3520 .help = "Zoned block device zone reset frequency in HZ",
3521 .type = FIO_OPT_FLOAT_LIST,
3522 .maxlen = 1,
3523 .off1 = offsetof(struct thread_options, zrf),
3524 .minfp = 0,
3525 .maxfp = 1,
3526 .category = FIO_OPT_C_IO,
3527 .group = FIO_OPT_G_ZONE,
3528 },
214e1eca
JA		 3529 {
3530 .name = "lockmem",
e8b0e958 3531 .lname = "Lock memory",
214e1eca 3532 .type = FIO_OPT_STR_VAL,
a609f12a 3533 .off1 = offsetof(struct thread_options, lockmem),
81c6b6cd 3534 .help = "Lock down this amount of memory (per worker)",
214e1eca 3535 .def = "0",
20eb06bd 3536 .interval = 1024 * 1024,
e8b0e958
JA		 3537 .category = FIO_OPT_C_GENERAL,
3538 .group = FIO_OPT_G_INVALID,
214e1eca 3539 },
214e1eca
JA		 3540 {
3541 .name = "rwmixread",
e8b0e958 3542 .lname = "Read/write mix read",
214e1eca 3543 .type = FIO_OPT_INT,
cb499fc4 3544 .cb = str_rwmix_read_cb,
a609f12a 3545 .off1 = offsetof(struct thread_options, rwmix[DDIR_READ]),
214e1eca
JA		 3546 .maxval = 100,
3547 .help = "Percentage of mixed workload that is reads",
3548 .def = "50",
20eb06bd 3549 .interval = 5,
90265353 3550 .inverse = "rwmixwrite",
e8b0e958
JA		 3551 .category = FIO_OPT_C_IO,
3552 .group = FIO_OPT_G_RWMIX,
214e1eca
JA		 3553 },
3554 {
3555 .name = "rwmixwrite",
e8b0e958 3556 .lname = "Read/write mix write",
214e1eca 3557 .type = FIO_OPT_INT,
cb499fc4 3558 .cb = str_rwmix_write_cb,
a609f12a 3559 .off1 = offsetof(struct thread_options, rwmix[DDIR_WRITE]),
214e1eca
JA		 3560 .maxval = 100,
3561 .help = "Percentage of mixed workload that is writes",
3562 .def = "50",
20eb06bd 3563 .interval = 5,
90265353 3564 .inverse = "rwmixread",
e8b0e958
JA		 3565 .category = FIO_OPT_C_IO,
3566 .group = FIO_OPT_G_RWMIX,
214e1eca 3567 },
afdf9352
JA		 3568 {
3569 .name = "rwmixcycle",
e8b0e958 3570 .lname = "Read/write mix cycle",
15ca150e 3571 .type = FIO_OPT_DEPRECATED,
e8b0e958
JA		 3572 .category = FIO_OPT_C_IO,
3573 .group = FIO_OPT_G_RWMIX,
afdf9352 3574 },
214e1eca
JA		 3575 {
3576 .name = "nice",
e8b0e958 3577 .lname = "Nice",
214e1eca 3578 .type = FIO_OPT_INT,
a609f12a 3579 .off1 = offsetof(struct thread_options, nice),
214e1eca 3580 .help = "Set job CPU nice value",
11fd6aa8
RC		 3581 .minval = -20,
3582 .maxval = 19,
214e1eca 3583 .def = "0",
20eb06bd 3584 .interval = 1,
e8b0e958 3585 .category = FIO_OPT_C_GENERAL,
10860056 3586 .group = FIO_OPT_G_CRED,
214e1eca
JA		 3587 },
3588#ifdef FIO_HAVE_IOPRIO
3589 {
3590 .name = "prio",
e8b0e958 3591 .lname = "I/O nice priority",
214e1eca 3592 .type = FIO_OPT_INT,
a609f12a 3593 .off1 = offsetof(struct thread_options, ioprio),
214e1eca 3594 .help = "Set job IO priority value",
1767bd34
TK		 3595 .minval = IOPRIO_MIN_PRIO,
3596 .maxval = IOPRIO_MAX_PRIO,
20eb06bd 3597 .interval = 1,
e8b0e958 3598 .category = FIO_OPT_C_GENERAL,
10860056 3599 .group = FIO_OPT_G_CRED,
214e1eca 3600 },
32ef447a
TK		 3601#else
3602 {
3603 .name = "prio",
3604 .lname = "I/O nice priority",
3605 .type = FIO_OPT_UNSUPPORTED,
3606 .help = "Your platform does not support IO priorities",
3607 },
3608#endif
3609#ifdef FIO_HAVE_IOPRIO_CLASS
3610#ifndef FIO_HAVE_IOPRIO
3611#error "FIO_HAVE_IOPRIO_CLASS requires FIO_HAVE_IOPRIO"
3612#endif
214e1eca
JA		 3613 {
3614 .name = "prioclass",
e8b0e958 3615 .lname = "I/O nice priority class",
214e1eca 3616 .type = FIO_OPT_INT,
a609f12a 3617 .off1 = offsetof(struct thread_options, ioprio_class),
214e1eca 3618 .help = "Set job IO priority class",
1767bd34
TK		 3619 .minval = IOPRIO_MIN_PRIO_CLASS,
3620 .maxval = IOPRIO_MAX_PRIO_CLASS,
20eb06bd 3621 .interval = 1,
e8b0e958 3622 .category = FIO_OPT_C_GENERAL,
10860056 3623 .group = FIO_OPT_G_CRED,
214e1eca 3624 },
a275c37a 3625#else
a275c37a
JA		 3626 {
3627 .name = "prioclass",
3628 .lname = "I/O nice priority class",
3629 .type = FIO_OPT_UNSUPPORTED,
32ef447a 3630 .help = "Your platform does not support IO priority classes",
a275c37a 3631 },
214e1eca
JA		 3632#endif
3633 {
3634 .name = "thinktime",
e8b0e958 3635 .lname = "Thinktime",
214e1eca 3636 .type = FIO_OPT_INT,
a609f12a 3637 .off1 = offsetof(struct thread_options, thinktime),
214e1eca
JA		 3638 .help = "Idle time between IO buffers (usec)",
3639 .def = "0",
88038bc7 3640 .is_time = 1,
e8b0e958 3641 .category = FIO_OPT_C_IO,
3ceb458f 3642 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3643 },
3644 {
3645 .name = "thinktime_spin",
e8b0e958 3646 .lname = "Thinktime spin",
214e1eca 3647 .type = FIO_OPT_INT,
a609f12a 3648 .off1 = offsetof(struct thread_options, thinktime_spin),
214e1eca
JA		 3649 .help = "Start think time by spinning this amount (usec)",
3650 .def = "0",
88038bc7 3651 .is_time = 1,
afdf9352 3652 .parent = "thinktime",
d71c154c 3653 .hide = 1,
e8b0e958 3654 .category = FIO_OPT_C_IO,
3ceb458f 3655 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3656 },
3657 {
3658 .name = "thinktime_blocks",
e8b0e958 3659 .lname = "Thinktime blocks",
214e1eca 3660 .type = FIO_OPT_INT,
a609f12a 3661 .off1 = offsetof(struct thread_options, thinktime_blocks),
214e1eca
JA		 3662 .help = "IO buffer period between 'thinktime'",
3663 .def = "1",
afdf9352 3664 .parent = "thinktime",
d71c154c 3665 .hide = 1,
e8b0e958 3666 .category = FIO_OPT_C_IO,
3ceb458f 3667 .group = FIO_OPT_G_THINKTIME,
214e1eca 3668 },
33f42c20
HQ		 3669 {
3670 .name = "thinktime_blocks_type",
3671 .lname = "Thinktime blocks type",
3672 .type = FIO_OPT_STR,
3673 .off1 = offsetof(struct thread_options, thinktime_blocks_type),
3674 .help = "How thinktime_blocks takes effect",
3675 .def = "complete",
3676 .category = FIO_OPT_C_IO,
3677 .group = FIO_OPT_G_THINKTIME,
3678 .posval = {
3679 { .ival = "complete",
3680 .oval = THINKTIME_BLOCKS_TYPE_COMPLETE,
3681 .help = "thinktime_blocks takes effect at the completion side",
3682 },
3683 {
3684 .ival = "issue",
3685 .oval = THINKTIME_BLOCKS_TYPE_ISSUE,
3686 .help = "thinktime_blocks takes effect at the issue side",
3687 },
3688 },
3689 .parent = "thinktime",
3690 },
214e1eca
JA		 3691 {
3692 .name = "rate",
e8b0e958 3693 .lname = "I/O rate",
140a6888 3694 .type = FIO_OPT_ULL,
a609f12a
JA		 3695 .off1 = offsetof(struct thread_options, rate[DDIR_READ]),
3696 .off2 = offsetof(struct thread_options, rate[DDIR_WRITE]),
3697 .off3 = offsetof(struct thread_options, rate[DDIR_TRIM]),
214e1eca 3698 .help = "Set bandwidth rate",
e8b0e958
JA		 3699 .category = FIO_OPT_C_IO,
3700 .group = FIO_OPT_G_RATE,
214e1eca
JA		 3701 },
3702 {
6d428bcd
JA		 3703 .name = "rate_min",
3704 .alias = "ratemin",
e8b0e958 3705 .lname = "I/O min rate",
140a6888 3706 .type = FIO_OPT_ULL,
a609f12a
JA		 3707 .off1 = offsetof(struct thread_options, ratemin[DDIR_READ]),
3708 .off2 = offsetof(struct thread_options, ratemin[DDIR_WRITE]),
3709 .off3 = offsetof(struct thread_options, ratemin[DDIR_TRIM]),
4e991c23 3710 .help = "Job must meet this rate or it will be shutdown",
afdf9352 3711 .parent = "rate",
d71c154c 3712 .hide = 1,
e8b0e958
JA		 3713 .category = FIO_OPT_C_IO,
3714 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3715 },
3716 {
3717 .name = "rate_iops",
e8b0e958 3718 .lname = "I/O rate IOPS",
e01b22b8 3719 .type = FIO_OPT_INT,
a609f12a
JA		 3720 .off1 = offsetof(struct thread_options, rate_iops[DDIR_READ]),
3721 .off2 = offsetof(struct thread_options, rate_iops[DDIR_WRITE]),
3722 .off3 = offsetof(struct thread_options, rate_iops[DDIR_TRIM]),
4e991c23 3723 .help = "Limit IO used to this number of IO operations/sec",
d71c154c 3724 .hide = 1,
e8b0e958
JA		 3725 .category = FIO_OPT_C_IO,
3726 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3727 },
3728 {
3729 .name = "rate_iops_min",
e8b0e958 3730 .lname = "I/O min rate IOPS",
e01b22b8 3731 .type = FIO_OPT_INT,
a609f12a
JA		 3732 .off1 = offsetof(struct thread_options, rate_iops_min[DDIR_READ]),
3733 .off2 = offsetof(struct thread_options, rate_iops_min[DDIR_WRITE]),
3734 .off3 = offsetof(struct thread_options, rate_iops_min[DDIR_TRIM]),
03e20d68 3735 .help = "Job must meet this rate or it will be shut down",
afdf9352 3736 .parent = "rate_iops",
d71c154c 3737 .hide = 1,
e8b0e958
JA		 3738 .category = FIO_OPT_C_IO,
3739 .group = FIO_OPT_G_RATE,
214e1eca 3740 },
ff6bb260 3741 {
6de65959
JA		 3742 .name = "rate_process",
3743 .lname = "Rate Process",
3744 .type = FIO_OPT_STR,
a609f12a 3745 .off1 = offsetof(struct thread_options, rate_process),
6de65959
JA		 3746 .help = "What process controls how rated IO is managed",
3747 .def = "linear",
ff6bb260
SL		 3748 .category = FIO_OPT_C_IO,
3749 .group = FIO_OPT_G_RATE,
6de65959
JA		 3750 .posval = {
3751 { .ival = "linear",
3752 .oval = RATE_PROCESS_LINEAR,
3753 .help = "Linear rate of IO",
3754 },
3755 {
3756 .ival = "poisson",
3757 .oval = RATE_PROCESS_POISSON,
3758 .help = "Rate follows Poisson process",
3759 },
3760 },
3761 .parent = "rate",
ff6bb260 3762 },
214e1eca 3763 {
6d428bcd
JA		 3764 .name = "rate_cycle",
3765 .alias = "ratecycle",
e8b0e958 3766 .lname = "I/O rate cycle",
214e1eca 3767 .type = FIO_OPT_INT,
a609f12a 3768 .off1 = offsetof(struct thread_options, ratecycle),
214e1eca
JA		 3769 .help = "Window average for rate limits (msec)",
3770 .def = "1000",
afdf9352 3771 .parent = "rate",
d71c154c 3772 .hide = 1,
e8b0e958
JA		 3773 .category = FIO_OPT_C_IO,
3774 .group = FIO_OPT_G_RATE,
214e1eca 3775 },
1a9bf814
JA		 3776 {
3777 .name = "rate_ignore_thinktime",
3778 .lname = "Rate ignore thinktime",
3779 .type = FIO_OPT_BOOL,
3780 .off1 = offsetof(struct thread_options, rate_ign_think),
3781 .help = "Rated IO ignores thinktime settings",
3782 .parent = "rate",
3783 .category = FIO_OPT_C_IO,
3784 .group = FIO_OPT_G_RATE,
3785 },
15501535
JA		 3786 {
3787 .name = "max_latency",
dd97d866 3788 .lname = "Max Latency (usec)",
f7cf63bf
VR		 3789 .type = FIO_OPT_ULL,
3790 .off1 = offsetof(struct thread_options, max_latency[DDIR_READ]),
3791 .off2 = offsetof(struct thread_options, max_latency[DDIR_WRITE]),
3792 .off3 = offsetof(struct thread_options, max_latency[DDIR_TRIM]),
15501535 3793 .help = "Maximum tolerated IO latency (usec)",
88038bc7 3794 .is_time = 1,
1e5324e7 3795 .category = FIO_OPT_C_IO,
3e260a46
JA		 3796 .group = FIO_OPT_G_LATPROF,
3797 },
3798 {
3799 .name = "latency_target",
3800 .lname = "Latency Target (usec)",
3801 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3802 .off1 = offsetof(struct thread_options, latency_target),
3e260a46 3803 .help = "Ramp to max queue depth supporting this latency",
88038bc7 3804 .is_time = 1,
3e260a46
JA		 3805 .category = FIO_OPT_C_IO,
3806 .group = FIO_OPT_G_LATPROF,
3807 },
3808 {
3809 .name = "latency_window",
3810 .lname = "Latency Window (usec)",
3811 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3812 .off1 = offsetof(struct thread_options, latency_window),
3e260a46 3813 .help = "Time to sustain latency_target",
88038bc7 3814 .is_time = 1,
3e260a46
JA		 3815 .category = FIO_OPT_C_IO,
3816 .group = FIO_OPT_G_LATPROF,
3817 },
3818 {
3819 .name = "latency_percentile",
3820 .lname = "Latency Percentile",
3821 .type = FIO_OPT_FLOAT_LIST,
a609f12a 3822 .off1 = offsetof(struct thread_options, latency_percentile),
3e260a46
JA		 3823 .help = "Percentile of IOs must be below latency_target",
3824 .def = "100",
3825 .maxlen = 1,
3826 .minfp = 0.0,
3827 .maxfp = 100.0,
3828 .category = FIO_OPT_C_IO,
3829 .group = FIO_OPT_G_LATPROF,
15501535 3830 },
e1bcd541
SL		 3831 {
3832 .name = "latency_run",
3833 .lname = "Latency Run",
3834 .type = FIO_OPT_BOOL,
3835 .off1 = offsetof(struct thread_options, latency_run),
3836 .help = "Keep adjusting queue depth to match latency_target",
3837 .def = "0",
3838 .category = FIO_OPT_C_IO,
3839 .group = FIO_OPT_G_LATPROF,
3840 },
214e1eca
JA		 3841 {
3842 .name = "invalidate",
e8b0e958 3843 .lname = "Cache invalidate",
214e1eca 3844 .type = FIO_OPT_BOOL,
a609f12a 3845 .off1 = offsetof(struct thread_options, invalidate_cache),
214e1eca
JA		 3846 .help = "Invalidate buffer/page cache prior to running job",
3847 .def = "1",
e8b0e958 3848 .category = FIO_OPT_C_IO,
3ceb458f 3849 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 3850 },
3851 {
3852 .name = "sync",
e8b0e958 3853 .lname = "Synchronous I/O",
eb9f8d7f 3854 .type = FIO_OPT_STR,
a609f12a 3855 .off1 = offsetof(struct thread_options, sync_io),
eb9f8d7f
AF		 3856 .help = "Use synchronous write IO",
3857 .def = "none",
d71c154c 3858 .hide = 1,
e8b0e958 3859 .category = FIO_OPT_C_IO,
3ceb458f 3860 .group = FIO_OPT_G_IO_TYPE,
eb9f8d7f
AF		 3861 .posval = {
3862 { .ival = "none",
3863 .oval = 0,
3864 },
3865 { .ival = "0",
3866 .oval = 0,
3867 },
3868 { .ival = "sync",
3869 .oval = O_SYNC,
3870 },
3871 { .ival = "1",
3872 .oval = O_SYNC,
3873 },
3874#ifdef O_DSYNC
3875 { .ival = "dsync",
3876 .oval = O_DSYNC,
3877 },
3878#endif
3879 },
214e1eca 3880 },
ae8e559e
JA		 3881#ifdef FIO_HAVE_WRITE_HINT
3882 {
3883 .name = "write_hint",
3884 .lname = "Write hint",
3885 .type = FIO_OPT_STR,
3886 .off1 = offsetof(struct thread_options, write_hint),
3887 .help = "Set expected write life time",
3888 .category = FIO_OPT_C_ENGINE,
3889 .group = FIO_OPT_G_INVALID,
3890 .posval = {
3891 { .ival = "none",
3892 .oval = RWH_WRITE_LIFE_NONE,
3893 },
3894 { .ival = "short",
3895 .oval = RWH_WRITE_LIFE_SHORT,
3896 },
3897 { .ival = "medium",
3898 .oval = RWH_WRITE_LIFE_MEDIUM,
3899 },
3900 { .ival = "long",
3901 .oval = RWH_WRITE_LIFE_LONG,
3902 },
3903 { .ival = "extreme",
3904 .oval = RWH_WRITE_LIFE_EXTREME,
3905 },
3906 },
3907 },
3908#endif
214e1eca
JA		 3909 {
3910 .name = "create_serialize",
e8b0e958 3911 .lname = "Create serialize",
214e1eca 3912 .type = FIO_OPT_BOOL,
a609f12a 3913 .off1 = offsetof(struct thread_options, create_serialize),
c2b8035f 3914 .help = "Serialize creation of job files",
214e1eca 3915 .def = "1",
e8b0e958
JA		 3916 .category = FIO_OPT_C_FILE,
3917 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3918 },
3919 {
3920 .name = "create_fsync",
e8b0e958 3921 .lname = "Create fsync",
214e1eca 3922 .type = FIO_OPT_BOOL,
a609f12a 3923 .off1 = offsetof(struct thread_options, create_fsync),
03e20d68 3924 .help = "fsync file after creation",
214e1eca 3925 .def = "1",
e8b0e958
JA		 3926 .category = FIO_OPT_C_FILE,
3927 .group = FIO_OPT_G_INVALID,
214e1eca 3928 },
814452bd
JA		 3929 {
3930 .name = "create_on_open",
e8b0e958 3931 .lname = "Create on open",
814452bd 3932 .type = FIO_OPT_BOOL,
a609f12a 3933 .off1 = offsetof(struct thread_options, create_on_open),
814452bd
JA		 3934 .help = "Create files when they are opened for IO",
3935 .def = "0",
e8b0e958
JA		 3936 .category = FIO_OPT_C_FILE,
3937 .group = FIO_OPT_G_INVALID,
814452bd 3938 },
25460cf6
JA		 3939 {
3940 .name = "create_only",
cce2fdfe 3941 .lname = "Create Only",
25460cf6 3942 .type = FIO_OPT_BOOL,
a609f12a 3943 .off1 = offsetof(struct thread_options, create_only),
25460cf6 3944 .help = "Only perform file creation phase",
d17fda71 3945 .category = FIO_OPT_C_FILE,
25460cf6
JA		 3946 .def = "0",
3947 },
2378826d
JA		 3948 {
3949 .name = "allow_file_create",
e81ecca3 3950 .lname = "Allow file create",
2378826d 3951 .type = FIO_OPT_BOOL,
a609f12a 3952 .off1 = offsetof(struct thread_options, allow_create),
2378826d
JA		 3953 .help = "Permit fio to create files, if they don't exist",
3954 .def = "1",
3955 .category = FIO_OPT_C_FILE,
3956 .group = FIO_OPT_G_FILENAME,
3957 },
e81ecca3
JA		 3958 {
3959 .name = "allow_mounted_write",
3960 .lname = "Allow mounted write",
3961 .type = FIO_OPT_BOOL,
a609f12a 3962 .off1 = offsetof(struct thread_options, allow_mounted_write),
e81ecca3
JA		 3963 .help = "Allow writes to a mounted partition",
3964 .def = "0",
3965 .category = FIO_OPT_C_FILE,
3966 .group = FIO_OPT_G_FILENAME,
3967 },
0b9d69ec 3968 {
afad68f7 3969 .name = "pre_read",
e8b0e958 3970 .lname = "Pre-read files",
afad68f7 3971 .type = FIO_OPT_BOOL,
a609f12a 3972 .off1 = offsetof(struct thread_options, pre_read),
03e20d68 3973 .help = "Pre-read files before starting official testing",
afad68f7 3974 .def = "0",
e8b0e958
JA		 3975 .category = FIO_OPT_C_FILE,
3976 .group = FIO_OPT_G_INVALID,
afad68f7 3977 },
214e1eca
JA		 3978#ifdef FIO_HAVE_CPU_AFFINITY
3979 {
3980 .name = "cpumask",
e8b0e958 3981 .lname = "CPU mask",
214e1eca
JA		 3982 .type = FIO_OPT_INT,
3983 .cb = str_cpumask_cb,
a609f12a 3984 .off1 = offsetof(struct thread_options, cpumask),
214e1eca 3985 .help = "CPU affinity mask",
e8b0e958 3986 .category = FIO_OPT_C_GENERAL,
10860056 3987 .group = FIO_OPT_G_CRED,
214e1eca 3988 },
d2e268b0
JA		 3989 {
3990 .name = "cpus_allowed",
e8b0e958 3991 .lname = "CPUs allowed",
d2e268b0
JA		 3992 .type = FIO_OPT_STR,
3993 .cb = str_cpus_allowed_cb,
a609f12a 3994 .off1 = offsetof(struct thread_options, cpumask),
d2e268b0 3995 .help = "Set CPUs allowed",
e8b0e958 3996 .category = FIO_OPT_C_GENERAL,
10860056 3997 .group = FIO_OPT_G_CRED,
d2e268b0 3998 },
c2acfbac
JA		 3999 {
4000 .name = "cpus_allowed_policy",
4001 .lname = "CPUs allowed distribution policy",
4002 .type = FIO_OPT_STR,
a609f12a 4003 .off1 = offsetof(struct thread_options, cpus_allowed_policy),
c2acfbac
JA		 4004 .help = "Distribution policy for cpus_allowed",
4005 .parent = "cpus_allowed",
4006 .prio = 1,
4007 .posval = {
4008 { .ival = "shared",
4009 .oval = FIO_CPUS_SHARED,
4010 .help = "Mask shared between threads",
4011 },
4012 { .ival = "split",
4013 .oval = FIO_CPUS_SPLIT,
4014 .help = "Mask split between threads",
4015 },
4016 },
4017 .category = FIO_OPT_C_GENERAL,
4018 .group = FIO_OPT_G_CRED,
4019 },
a275c37a
JA		 4020#else
4021 {
4022 .name = "cpumask",
4023 .lname = "CPU mask",
4024 .type = FIO_OPT_UNSUPPORTED,
4025 .help = "Your platform does not support CPU affinities",
4026 },
4027 {
4028 .name = "cpus_allowed",
4029 .lname = "CPUs allowed",
4030 .type = FIO_OPT_UNSUPPORTED,
4031 .help = "Your platform does not support CPU affinities",
4032 },
4033 {
4034 .name = "cpus_allowed_policy",
4035 .lname = "CPUs allowed distribution policy",
4036 .type = FIO_OPT_UNSUPPORTED,
4037 .help = "Your platform does not support CPU affinities",
4038 },
d0b937ed 4039#endif
67bf9823 4040#ifdef CONFIG_LIBNUMA
d0b937ed
YR		 4041 {
4042 .name = "numa_cpu_nodes",
cce2fdfe 4043 .lname = "NUMA CPU Nodes",
d0b937ed
YR		 4044 .type = FIO_OPT_STR,
4045 .cb = str_numa_cpunodes_cb,
a609f12a 4046 .off1 = offsetof(struct thread_options, numa_cpunodes),
d0b937ed 4047 .help = "NUMA CPU nodes bind",
6be54b2d
JA		 4048 .category = FIO_OPT_C_GENERAL,
4049 .group = FIO_OPT_G_INVALID,
d0b937ed
YR		 4050 },
4051 {
4052 .name = "numa_mem_policy",
cce2fdfe 4053 .lname = "NUMA Memory Policy",
d0b937ed
YR		 4054 .type = FIO_OPT_STR,
4055 .cb = str_numa_mpol_cb,
a609f12a 4056 .off1 = offsetof(struct thread_options, numa_memnodes),
d0b937ed 4057 .help = "NUMA memory policy setup",
6be54b2d
JA		 4058 .category = FIO_OPT_C_GENERAL,
4059 .group = FIO_OPT_G_INVALID,
d0b937ed 4060 },
a275c37a
JA		 4061#else
4062 {
4063 .name = "numa_cpu_nodes",
4064 .lname = "NUMA CPU Nodes",
4065 .type = FIO_OPT_UNSUPPORTED,
4066 .help = "Build fio with libnuma-dev(el) to enable this option",
4067 },
4068 {
4069 .name = "numa_mem_policy",
4070 .lname = "NUMA Memory Policy",
4071 .type = FIO_OPT_UNSUPPORTED,
4072 .help = "Build fio with libnuma-dev(el) to enable this option",
4073 },
03553853
YR		 4074#endif
4075#ifdef CONFIG_CUDA
4076 {
4077 .name = "gpu_dev_id",
4078 .lname = "GPU device ID",
4079 .type = FIO_OPT_INT,
4080 .off1 = offsetof(struct thread_options, gpu_dev_id),
4081 .help = "Set GPU device ID for GPUDirect RDMA",
4082 .def = "0",
4083 .category = FIO_OPT_C_GENERAL,
4084 .group = FIO_OPT_G_INVALID,
4085 },
214e1eca
JA		 4086#endif
4087 {
4088 .name = "end_fsync",
e8b0e958 4089 .lname = "End fsync",
214e1eca 4090 .type = FIO_OPT_BOOL,
a609f12a 4091 .off1 = offsetof(struct thread_options, end_fsync),
214e1eca
JA		 4092 .help = "Include fsync at the end of job",
4093 .def = "0",
e8b0e958
JA		 4094 .category = FIO_OPT_C_FILE,
4095 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 4096 },
4097 {
4098 .name = "fsync_on_close",
e8b0e958 4099 .lname = "Fsync on close",
214e1eca 4100 .type = FIO_OPT_BOOL,
a609f12a 4101 .off1 = offsetof(struct thread_options, fsync_on_close),
214e1eca
JA		 4102 .help = "fsync files on close",
4103 .def = "0",
e8b0e958
JA		 4104 .category = FIO_OPT_C_FILE,
4105 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 4106 },
4107 {
4108 .name = "unlink",
e8b0e958 4109 .lname = "Unlink file",
214e1eca 4110 .type = FIO_OPT_BOOL,
a609f12a 4111 .off1 = offsetof(struct thread_options, unlink),
214e1eca
JA		 4112 .help = "Unlink created files after job has completed",
4113 .def = "0",
e8b0e958
JA		 4114 .category = FIO_OPT_C_FILE,
4115 .group = FIO_OPT_G_INVALID,
214e1eca 4116 },
39c1c323 4117 {
4118 .name = "unlink_each_loop",
4119 .lname = "Unlink file after each loop of a job",
4120 .type = FIO_OPT_BOOL,
a609f12a 4121 .off1 = offsetof(struct thread_options, unlink_each_loop),
39c1c323 4122 .help = "Unlink created files after each loop in a job has completed",
4123 .def = "0",
4124 .category = FIO_OPT_C_FILE,
4125 .group = FIO_OPT_G_INVALID,
4126 },
214e1eca
JA		 4127 {
4128 .name = "exitall",
e8b0e958 4129 .lname = "Exit-all on terminate",
214e1eca
JA		 4130 .type = FIO_OPT_STR_SET,
4131 .cb = str_exitall_cb,
4132 .help = "Terminate all jobs when one exits",
e8b0e958 4133 .category = FIO_OPT_C_GENERAL,
a1f6afec 4134 .group = FIO_OPT_G_PROCESS,
214e1eca 4135 },
64402a8a
HW		 4136 {
4137 .name = "exit_what",
4138 .lname = "What jobs to quit on terminate",
4139 .type = FIO_OPT_STR,
4140 .off1 = offsetof(struct thread_options, exit_what),
4141 .help = "Fine-grained control for exitall",
4142 .def = "group",
4143 .category = FIO_OPT_C_GENERAL,
4144 .group = FIO_OPT_G_PROCESS,
4145 .posval = {
4146 { .ival = "group",
4147 .oval = TERMINATE_GROUP,
4148 .help = "exit_all=1 default behaviour",
4149 },
4150 { .ival = "stonewall",
4151 .oval = TERMINATE_STONEWALL,
4152 .help = "quit all currently running jobs; continue with next stonewall",
4153 },
4154 { .ival = "all",
4155 .oval = TERMINATE_ALL,
4156 .help = "Quit everything",
4157 },
4158 },
4159 },
f9cafb12
JA		 4160 {
4161 .name = "exitall_on_error",
4162 .lname = "Exit-all on terminate in error",
78abcf9b 4163 .type = FIO_OPT_STR_SET,
a609f12a 4164 .off1 = offsetof(struct thread_options, exitall_error),
f9cafb12
JA		 4165 .help = "Terminate all jobs when one exits in error",
4166 .category = FIO_OPT_C_GENERAL,
4167 .group = FIO_OPT_G_PROCESS,
4168 },
214e1eca
JA		 4169 {
4170 .name = "stonewall",
e8b0e958 4171 .lname = "Wait for previous",
d392365e 4172 .alias = "wait_for_previous",
214e1eca 4173 .type = FIO_OPT_STR_SET,
a609f12a 4174 .off1 = offsetof(struct thread_options, stonewall),
214e1eca 4175 .help = "Insert a hard barrier between this job and previous",
e8b0e958 4176 .category = FIO_OPT_C_GENERAL,
a1f6afec 4177 .group = FIO_OPT_G_PROCESS,
214e1eca 4178 },
b3d62a75
JA		 4179 {
4180 .name = "new_group",
e8b0e958 4181 .lname = "New group",
b3d62a75 4182 .type = FIO_OPT_STR_SET,
a609f12a 4183 .off1 = offsetof(struct thread_options, new_group),
b3d62a75 4184 .help = "Mark the start of a new group (for reporting)",
e8b0e958 4185 .category = FIO_OPT_C_GENERAL,
a1f6afec 4186 .group = FIO_OPT_G_PROCESS,
b3d62a75 4187 },
214e1eca
JA		 4188 {
4189 .name = "thread",
e8b0e958 4190 .lname = "Thread",
214e1eca 4191 .type = FIO_OPT_STR_SET,
a609f12a 4192 .off1 = offsetof(struct thread_options, use_thread),
20eb06bd 4193 .help = "Use threads instead of processes",
c8931876
JA		 4194#ifdef CONFIG_NO_SHM
4195 .def = "1",
4196 .no_warn_def = 1,
4197#endif
e8b0e958 4198 .category = FIO_OPT_C_GENERAL,
a1f6afec 4199 .group = FIO_OPT_G_PROCESS,
214e1eca 4200 },
3a5db920
JA		 4201 {
4202 .name = "per_job_logs",
cce2fdfe 4203 .lname = "Per Job Logs",
3a5db920 4204 .type = FIO_OPT_BOOL,
a609f12a 4205 .off1 = offsetof(struct thread_options, per_job_logs),
3a5db920
JA		 4206 .help = "Include job number in generated log files or not",
4207 .def = "1",
4208 .category = FIO_OPT_C_LOG,
4209 .group = FIO_OPT_G_INVALID,
4210 },
214e1eca
JA		 4211 {
4212 .name = "write_bw_log",
e8b0e958 4213 .lname = "Write bandwidth log",
dded427c 4214 .type = FIO_OPT_STR,
a609f12a 4215 .off1 = offsetof(struct thread_options, bw_log_file),
dded427c 4216 .cb = str_write_bw_log_cb,
214e1eca 4217 .help = "Write log of bandwidth during run",
e8b0e958
JA		 4218 .category = FIO_OPT_C_LOG,
4219 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 4220 },
4221 {
4222 .name = "write_lat_log",
e8b0e958 4223 .lname = "Write latency log",
dded427c 4224 .type = FIO_OPT_STR,
a609f12a 4225 .off1 = offsetof(struct thread_options, lat_log_file),
dded427c 4226 .cb = str_write_lat_log_cb,
214e1eca 4227 .help = "Write log of latency during run",
e8b0e958
JA		 4228 .category = FIO_OPT_C_LOG,
4229 .group = FIO_OPT_G_INVALID,
214e1eca 4230 },
c8eeb9df
JA		 4231 {
4232 .name = "write_iops_log",
e8b0e958 4233 .lname = "Write IOPS log",
dded427c 4234 .type = FIO_OPT_STR,
a609f12a 4235 .off1 = offsetof(struct thread_options, iops_log_file),
dded427c 4236 .cb = str_write_iops_log_cb,
c8eeb9df 4237 .help = "Write log of IOPS during run",
e8b0e958
JA		 4238 .category = FIO_OPT_C_LOG,
4239 .group = FIO_OPT_G_INVALID,
c8eeb9df 4240 },
b8bc8cba
JA		 4241 {
4242 .name = "log_avg_msec",
e8b0e958 4243 .lname = "Log averaging (msec)",
b8bc8cba 4244 .type = FIO_OPT_INT,
a609f12a 4245 .off1 = offsetof(struct thread_options, log_avg_msec),
b8bc8cba
JA		 4246 .help = "Average bw/iops/lat logs over this period of time",
4247 .def = "0",
e8b0e958 4248 .category = FIO_OPT_C_LOG,
1e613c9c
KC		 4249 .group = FIO_OPT_G_INVALID,
4250 },
4251 {
4252 .name = "log_hist_msec",
4253 .lname = "Log histograms (msec)",
4254 .type = FIO_OPT_INT,
a609f12a 4255 .off1 = offsetof(struct thread_options, log_hist_msec),
1e613c9c
KC		 4256 .help = "Dump completion latency histograms at frequency of this time value",
4257 .def = "0",
4258 .category = FIO_OPT_C_LOG,
4259 .group = FIO_OPT_G_INVALID,
4260 },
4261 {
4262 .name = "log_hist_coarseness",
4263 .lname = "Histogram logs coarseness",
4264 .type = FIO_OPT_INT,
a609f12a 4265 .off1 = offsetof(struct thread_options, log_hist_coarseness),
1e613c9c
KC		 4266 .help = "Integer in range [0,6]. Higher coarseness outputs"
4267 " fewer histogram bins per sample. The number of bins for"
4268 " these are [1216, 608, 304, 152, 76, 38, 19] respectively.",
4269 .def = "0",
4270 .category = FIO_OPT_C_LOG,
4271 .group = FIO_OPT_G_INVALID,
4272 },
4273 {
4274 .name = "write_hist_log",
4275 .lname = "Write latency histogram logs",
dded427c 4276 .type = FIO_OPT_STR,
a609f12a 4277 .off1 = offsetof(struct thread_options, hist_log_file),
dded427c 4278 .cb = str_write_hist_log_cb,
1e613c9c
KC		 4279 .help = "Write log of latency histograms during run",
4280 .category = FIO_OPT_C_LOG,
e8b0e958 4281 .group = FIO_OPT_G_INVALID,
b8bc8cba 4282 },
e6989e10
JA		 4283 {
4284 .name = "log_max_value",
4285 .lname = "Log maximum instead of average",
4286 .type = FIO_OPT_BOOL,
a609f12a 4287 .off1 = offsetof(struct thread_options, log_max),
e6989e10
JA		 4288 .help = "Log max sample in a window instead of average",
4289 .def = "0",
4290 .category = FIO_OPT_C_LOG,
4291 .group = FIO_OPT_G_INVALID,
4292 },
ae588852
JA		 4293 {
4294 .name = "log_offset",
4295 .lname = "Log offset of IO",
4296 .type = FIO_OPT_BOOL,
a609f12a 4297 .off1 = offsetof(struct thread_options, log_offset),
ae588852
JA		 4298 .help = "Include offset of IO for each log entry",
4299 .def = "0",
4300 .category = FIO_OPT_C_LOG,
4301 .group = FIO_OPT_G_INVALID,
4302 },
aee2ab67
JA		 4303#ifdef CONFIG_ZLIB
4304 {
4305 .name = "log_compression",
4306 .lname = "Log compression",
4307 .type = FIO_OPT_INT,
a609f12a 4308 .off1 = offsetof(struct thread_options, log_gz),
aee2ab67 4309 .help = "Log in compressed chunks of this size",
9919b27b 4310 .minval = 1024ULL,
aee2ab67
JA		 4311 .maxval = 512 * 1024 * 1024ULL,
4312 .category = FIO_OPT_C_LOG,
4313 .group = FIO_OPT_G_INVALID,
4314 },
c08f9fe2
JA		 4315#ifdef FIO_HAVE_CPU_AFFINITY
4316 {
4317 .name = "log_compression_cpus",
4318 .lname = "Log Compression CPUs",
4319 .type = FIO_OPT_STR,
4320 .cb = str_log_cpus_allowed_cb,
a609f12a 4321 .off1 = offsetof(struct thread_options, log_gz_cpumask),
c08f9fe2
JA		 4322 .parent = "log_compression",
4323 .help = "Limit log compression to these CPUs",
4324 .category = FIO_OPT_C_LOG,
4325 .group = FIO_OPT_G_INVALID,
4326 },
a275c37a
JA		 4327#else
4328 {
4329 .name = "log_compression_cpus",
4330 .lname = "Log Compression CPUs",
4331 .type = FIO_OPT_UNSUPPORTED,
4332 .help = "Your platform does not support CPU affinities",
4333 },
c08f9fe2 4334#endif
b26317c9
JA		 4335 {
4336 .name = "log_store_compressed",
4337 .lname = "Log store compressed",
4338 .type = FIO_OPT_BOOL,
a609f12a 4339 .off1 = offsetof(struct thread_options, log_gz_store),
b26317c9
JA		 4340 .help = "Store logs in a compressed format",
4341 .category = FIO_OPT_C_LOG,
4342 .group = FIO_OPT_G_INVALID,
4343 },
a275c37a
JA		 4344#else
4345 {
4346 .name = "log_compression",
4347 .lname = "Log compression",
4348 .type = FIO_OPT_UNSUPPORTED,
4349 .help = "Install libz-dev(el) to get compression support",
4350 },
4351 {
4352 .name = "log_store_compressed",
4353 .lname = "Log store compressed",
4354 .type = FIO_OPT_UNSUPPORTED,
4355 .help = "Install libz-dev(el) to get compression support",
4356 },
aee2ab67 4357#endif
3aea75b1
KC		 4358 {
4359 .name = "log_unix_epoch",
4360 .lname = "Log epoch unix",
4361 .type = FIO_OPT_BOOL,
4362 .off1 = offsetof(struct thread_options, log_unix_epoch),
4363 .help = "Use Unix time in log files",
4364 .category = FIO_OPT_C_LOG,
4365 .group = FIO_OPT_G_INVALID,
4366 },
66347cfa
DE		 4367 {
4368 .name = "block_error_percentiles",
4369 .lname = "Block error percentiles",
4370 .type = FIO_OPT_BOOL,
a609f12a 4371 .off1 = offsetof(struct thread_options, block_error_hist),
66347cfa
DE		 4372 .help = "Record trim block errors and make a histogram",
4373 .def = "0",
4374 .category = FIO_OPT_C_LOG,
4375 .group = FIO_OPT_G_INVALID,
4376 },
c504ee55
JA		 4377 {
4378 .name = "bwavgtime",
4379 .lname = "Bandwidth average time",
4380 .type = FIO_OPT_INT,
a609f12a 4381 .off1 = offsetof(struct thread_options, bw_avg_time),
c504ee55
JA		 4382 .help = "Time window over which to calculate bandwidth"
4383 " (msec)",
4384 .def = "500",
4385 .parent = "write_bw_log",
4386 .hide = 1,
4387 .interval = 100,
4388 .category = FIO_OPT_C_LOG,
4389 .group = FIO_OPT_G_INVALID,
4390 },
4391 {
4392 .name = "iopsavgtime",
4393 .lname = "IOPS average time",
4394 .type = FIO_OPT_INT,
a609f12a 4395 .off1 = offsetof(struct thread_options, iops_avg_time),
c504ee55
JA		 4396 .help = "Time window over which to calculate IOPS (msec)",
4397 .def = "500",
4398 .parent = "write_iops_log",
4399 .hide = 1,
4400 .interval = 100,
4401 .category = FIO_OPT_C_LOG,
4402 .group = FIO_OPT_G_INVALID,
4403 },
214e1eca
JA		 4404 {
4405 .name = "group_reporting",
e8b0e958 4406 .lname = "Group reporting",
d2507043 4407 .type = FIO_OPT_STR_SET,
a609f12a 4408 .off1 = offsetof(struct thread_options, group_reporting),
214e1eca 4409 .help = "Do reporting on a per-group basis",
10860056 4410 .category = FIO_OPT_C_STAT,
e8b0e958 4411 .group = FIO_OPT_G_INVALID,
214e1eca 4412 },
8243be59
JA		 4413 {
4414 .name = "stats",
4415 .lname = "Stats",
4416 .type = FIO_OPT_BOOL,
4417 .off1 = offsetof(struct thread_options, stats),
4418 .help = "Enable collection of stats",
4419 .def = "1",
4420 .category = FIO_OPT_C_STAT,
4421 .group = FIO_OPT_G_INVALID,
4422 },
e9459e5a
JA		 4423 {
4424 .name = "zero_buffers",
e8b0e958 4425 .lname = "Zero I/O buffers",
e9459e5a 4426 .type = FIO_OPT_STR_SET,
a609f12a 4427 .off1 = offsetof(struct thread_options, zero_buffers),
e9459e5a 4428 .help = "Init IO buffers to all zeroes",
e8b0e958 4429 .category = FIO_OPT_C_IO,
3ceb458f 4430 .group = FIO_OPT_G_IO_BUF,
e9459e5a 4431 },
5973cafb
JA		 4432 {
4433 .name = "refill_buffers",
e8b0e958 4434 .lname = "Refill I/O buffers",
5973cafb 4435 .type = FIO_OPT_STR_SET,
a609f12a 4436 .off1 = offsetof(struct thread_options, refill_buffers),
5973cafb 4437 .help = "Refill IO buffers on every IO submit",
e8b0e958 4438 .category = FIO_OPT_C_IO,
3ceb458f 4439 .group = FIO_OPT_G_IO_BUF,
5973cafb 4440 },
fd68418e
JA		 4441 {
4442 .name = "scramble_buffers",
e8b0e958 4443 .lname = "Scramble I/O buffers",
fd68418e 4444 .type = FIO_OPT_BOOL,
a609f12a 4445 .off1 = offsetof(struct thread_options, scramble_buffers),
fd68418e
JA		 4446 .help = "Slightly scramble buffers on every IO submit",
4447 .def = "1",
e8b0e958 4448 .category = FIO_OPT_C_IO,
3ceb458f 4449 .group = FIO_OPT_G_IO_BUF,
fd68418e 4450 },
ce35b1ec
JA		 4451 {
4452 .name = "buffer_pattern",
4453 .lname = "Buffer pattern",
4454 .type = FIO_OPT_STR,
4455 .cb = str_buffer_pattern_cb,
a609f12a 4456 .off1 = offsetof(struct thread_options, buffer_pattern),
ce35b1ec
JA		 4457 .help = "Fill pattern for IO buffers",
4458 .category = FIO_OPT_C_IO,
4459 .group = FIO_OPT_G_IO_BUF,
4460 },
9c42684e
JA		 4461 {
4462 .name = "buffer_compress_percentage",
e8b0e958 4463 .lname = "Buffer compression percentage",
9c42684e 4464 .type = FIO_OPT_INT,
bedc9dc2 4465 .cb = str_buffer_compress_cb,
a609f12a 4466 .off1 = offsetof(struct thread_options, compress_percentage),
9c42684e 4467 .maxval = 100,
e7f5de90 4468 .minval = 0,
9c42684e 4469 .help = "How compressible the buffer is (approximately)",
20eb06bd 4470 .interval = 5,
e8b0e958 4471 .category = FIO_OPT_C_IO,
3ceb458f 4472 .group = FIO_OPT_G_IO_BUF,
9c42684e 4473 },
f97a43a1
JA		 4474 {
4475 .name = "buffer_compress_chunk",
e8b0e958 4476 .lname = "Buffer compression chunk size",
f97a43a1 4477 .type = FIO_OPT_INT,
a609f12a 4478 .off1 = offsetof(struct thread_options, compress_chunk),
207b18e4 4479 .parent = "buffer_compress_percentage",
d71c154c 4480 .hide = 1,
f97a43a1 4481 .help = "Size of compressible region in buffer",
1de80624 4482 .def = "512",
20eb06bd 4483 .interval = 256,
e8b0e958 4484 .category = FIO_OPT_C_IO,
3ceb458f 4485 .group = FIO_OPT_G_IO_BUF,
f97a43a1 4486 },
5c94b008
JA		 4487 {
4488 .name = "dedupe_percentage",
4489 .lname = "Dedupe percentage",
4490 .type = FIO_OPT_INT,
4491 .cb = str_dedupe_cb,
a609f12a 4492 .off1 = offsetof(struct thread_options, dedupe_percentage),
5c94b008
JA		 4493 .maxval = 100,
4494 .minval = 0,
4495 .help = "Percentage of buffers that are dedupable",
4496 .interval = 1,
4497 .category = FIO_OPT_C_IO,
4498 .group = FIO_OPT_G_IO_BUF,
4499 },
83349190
YH		 4500 {
4501 .name = "clat_percentiles",
e8b0e958 4502 .lname = "Completion latency percentiles",
83349190 4503 .type = FIO_OPT_BOOL,
a609f12a 4504 .off1 = offsetof(struct thread_options, clat_percentiles),
83349190 4505 .help = "Enable the reporting of completion latency percentiles",
467b35ed 4506 .def = "1",
b599759b
JA		 4507 .category = FIO_OPT_C_STAT,
4508 .group = FIO_OPT_G_INVALID,
4509 },
4510 {
4511 .name = "lat_percentiles",
4512 .lname = "IO latency percentiles",
4513 .type = FIO_OPT_BOOL,
4514 .off1 = offsetof(struct thread_options, lat_percentiles),
4515 .help = "Enable the reporting of IO latency percentiles",
4516 .def = "0",
56440e63
VF		 4517 .category = FIO_OPT_C_STAT,
4518 .group = FIO_OPT_G_INVALID,
4519 },
4520 {
4521 .name = "slat_percentiles",
4522 .lname = "Submission latency percentiles",
4523 .type = FIO_OPT_BOOL,
4524 .off1 = offsetof(struct thread_options, slat_percentiles),
4525 .help = "Enable the reporting of submission latency percentiles",
4526 .def = "0",
e8b0e958
JA		 4527 .category = FIO_OPT_C_STAT,
4528 .group = FIO_OPT_G_INVALID,
83349190
YH		 4529 },
4530 {
4531 .name = "percentile_list",
66347cfa 4532 .lname = "Percentile list",
83349190 4533 .type = FIO_OPT_FLOAT_LIST,
a609f12a
JA		 4534 .off1 = offsetof(struct thread_options, percentile_list),
4535 .off2 = offsetof(struct thread_options, percentile_precision),
66347cfa
DE		 4536 .help = "Specify a custom list of percentiles to report for "
4537 "completion latency and block errors",
fd112d34 4538 .def = "1:5:10:20:30:40:50:60:70:80:90:95:99:99.5:99.9:99.95:99.99",
83349190
YH		 4539 .maxlen = FIO_IO_U_LIST_MAX_LEN,
4540 .minfp = 0.0,
4541 .maxfp = 100.0,
e8b0e958
JA		 4542 .category = FIO_OPT_C_STAT,
4543 .group = FIO_OPT_G_INVALID,
e883cb35
JF		 4544 },
4545 {
4546 .name = "significant_figures",
4547 .lname = "Significant figures",
4548 .type = FIO_OPT_INT,
4549 .off1 = offsetof(struct thread_options, sig_figs),
4550 .maxval = 10,
4551 .minval = 1,
4552 .help = "Significant figures for output-format set to normal",
4553 .def = "4",
4554 .interval = 1,
4555 .category = FIO_OPT_C_STAT,
4556 .group = FIO_OPT_G_INVALID,
83349190
YH		 4557 },
4558
0a839f30
JA		 4559#ifdef FIO_HAVE_DISK_UTIL
4560 {
4561 .name = "disk_util",
e8b0e958 4562 .lname = "Disk utilization",
0a839f30 4563 .type = FIO_OPT_BOOL,
a609f12a 4564 .off1 = offsetof(struct thread_options, do_disk_util),
f66ab3c8 4565 .help = "Log disk utilization statistics",
0a839f30 4566 .def = "1",
e8b0e958
JA		 4567 .category = FIO_OPT_C_STAT,
4568 .group = FIO_OPT_G_INVALID,
0a839f30 4569 },
a275c37a
JA		 4570#else
4571 {
4572 .name = "disk_util",
4573 .lname = "Disk utilization",
4574 .type = FIO_OPT_UNSUPPORTED,
4575 .help = "Your platform does not support disk utilization",
4576 },
0a839f30 4577#endif
993bf48b
JA		 4578 {
4579 .name = "gtod_reduce",
e8b0e958 4580 .lname = "Reduce gettimeofday() calls",
993bf48b
JA		 4581 .type = FIO_OPT_BOOL,
4582 .help = "Greatly reduce number of gettimeofday() calls",
4583 .cb = str_gtod_reduce_cb,
4584 .def = "0",
a4ed77fe 4585 .hide_on_set = 1,
e8b0e958
JA		 4586 .category = FIO_OPT_C_STAT,
4587 .group = FIO_OPT_G_INVALID,
993bf48b 4588 },
02af0988
JA		 4589 {
4590 .name = "disable_lat",
e8b0e958 4591 .lname = "Disable all latency stats",
02af0988 4592 .type = FIO_OPT_BOOL,
a609f12a 4593 .off1 = offsetof(struct thread_options, disable_lat),
02af0988
JA		 4594 .help = "Disable latency numbers",
4595 .parent = "gtod_reduce",
d71c154c 4596 .hide = 1,
02af0988 4597 .def = "0",
e8b0e958
JA		 4598 .category = FIO_OPT_C_STAT,
4599 .group = FIO_OPT_G_INVALID,
02af0988 4600 },
9520ebb9
JA		 4601 {
4602 .name = "disable_clat",
e8b0e958 4603 .lname = "Disable completion latency stats",
9520ebb9 4604 .type = FIO_OPT_BOOL,
a609f12a 4605 .off1 = offsetof(struct thread_options, disable_clat),
9520ebb9 4606 .help = "Disable completion latency numbers",
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
JA		 4612 },
4613 {
4614 .name = "disable_slat",
e8b0e958 4615 .lname = "Disable submission latency stats",
9520ebb9 4616 .type = FIO_OPT_BOOL,
a609f12a 4617 .off1 = offsetof(struct thread_options, disable_slat),
03e20d68 4618 .help = "Disable submission latency numbers",
993bf48b 4619 .parent = "gtod_reduce",
d71c154c 4620 .hide = 1,
9520ebb9 4621 .def = "0",
e8b0e958
JA		 4622 .category = FIO_OPT_C_STAT,
4623 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4624 },
4625 {
4626 .name = "disable_bw_measurement",
afd2ceff 4627 .alias = "disable_bw",
e8b0e958 4628 .lname = "Disable bandwidth stats",
9520ebb9 4629 .type = FIO_OPT_BOOL,
a609f12a 4630 .off1 = offsetof(struct thread_options, disable_bw),
9520ebb9 4631 .help = "Disable bandwidth logging",
993bf48b 4632 .parent = "gtod_reduce",
d71c154c 4633 .hide = 1,
9520ebb9 4634 .def = "0",
e8b0e958
JA		 4635 .category = FIO_OPT_C_STAT,
4636 .group = FIO_OPT_G_INVALID,
9520ebb9 4637 },
be4ecfdf
JA		 4638 {
4639 .name = "gtod_cpu",
e8b0e958 4640 .lname = "Dedicated gettimeofday() CPU",
be4ecfdf 4641 .type = FIO_OPT_INT,
a609f12a 4642 .off1 = offsetof(struct thread_options, gtod_cpu),
03e20d68 4643 .help = "Set up dedicated gettimeofday() thread on this CPU",
29d43ff9 4644 .verify = gtod_cpu_verify,
e8b0e958 4645 .category = FIO_OPT_C_GENERAL,
10860056 4646 .group = FIO_OPT_G_CLOCK,
be4ecfdf 4647 },
771e58be
JA		 4648 {
4649 .name = "unified_rw_reporting",
cce2fdfe 4650 .lname = "Unified RW Reporting",
5cb8a8cd 4651 .type = FIO_OPT_STR,
a609f12a 4652 .off1 = offsetof(struct thread_options, unified_rw_rep),
771e58be 4653 .help = "Unify reporting across data direction",
5cb8a8cd 4654 .def = "none",
90b7a96d
JA		 4655 .category = FIO_OPT_C_GENERAL,
4656 .group = FIO_OPT_G_INVALID,
5cb8a8cd
BP		 4657 .posval = {
4658 { .ival = "none",
4659 .oval = UNIFIED_SPLIT,
4660 .help = "Normal statistics reporting",
4661 },
4662 { .ival = "mixed",
4663 .oval = UNIFIED_MIXED,
4664 .help = "Statistics are summed per data direction and reported together",
4665 },
4666 { .ival = "both",
4667 .oval = UNIFIED_BOTH,
4668 .help = "Statistics are reported normally, followed by the mixed statistics"
4669 },
4670 /* Compatibility with former boolean values */
4671 { .ival = "0",
4672 .oval = UNIFIED_SPLIT,
4673 .help = "Alias for 'none'",
4674 },
4675 { .ival = "1",
4676 .oval = UNIFIED_MIXED,
4677 .help = "Alias for 'mixed'",
4678 },
4679 { .ival = "2",
4680 .oval = UNIFIED_BOTH,
4681 .help = "Alias for 'both'",
4682 },
4683 },
771e58be 4684 },
f2bba182
RR		 4685 {
4686 .name = "continue_on_error",
e8b0e958 4687 .lname = "Continue on error",
06842027 4688 .type = FIO_OPT_STR,
a609f12a 4689 .off1 = offsetof(struct thread_options, continue_on_error),
03e20d68 4690 .help = "Continue on non-fatal errors during IO",
06842027 4691 .def = "none",
e8b0e958 4692 .category = FIO_OPT_C_GENERAL,
bc3f552f 4693 .group = FIO_OPT_G_ERR,
06842027
SL		 4694 .posval = {
4695 { .ival = "none",
4696 .oval = ERROR_TYPE_NONE,
4697 .help = "Exit when an error is encountered",
4698 },
4699 { .ival = "read",
4700 .oval = ERROR_TYPE_READ,
4701 .help = "Continue on read errors only",
4702 },
4703 { .ival = "write",
4704 .oval = ERROR_TYPE_WRITE,
4705 .help = "Continue on write errors only",
4706 },
4707 { .ival = "io",
4708 .oval = ERROR_TYPE_READ | ERROR_TYPE_WRITE,
4709 .help = "Continue on any IO errors",
4710 },
4711 { .ival = "verify",
4712 .oval = ERROR_TYPE_VERIFY,
4713 .help = "Continue on verify errors only",
4714 },
4715 { .ival = "all",
4716 .oval = ERROR_TYPE_ANY,
4717 .help = "Continue on all io and verify errors",
4718 },
4719 { .ival = "0",
4720 .oval = ERROR_TYPE_NONE,
4721 .help = "Alias for 'none'",
4722 },
4723 { .ival = "1",
4724 .oval = ERROR_TYPE_ANY,
4725 .help = "Alias for 'all'",
4726 },
4727 },
f2bba182 4728 },
8b28bd41
DM		 4729 {
4730 .name = "ignore_error",
cce2fdfe 4731 .lname = "Ignore Error",
8b28bd41
DM		 4732 .type = FIO_OPT_STR,
4733 .cb = str_ignore_error_cb,
a609f12a 4734 .off1 = offsetof(struct thread_options, ignore_error_nr),
8b28bd41
DM		 4735 .help = "Set a specific list of errors to ignore",
4736 .parent = "rw",
a94eb99a 4737 .category = FIO_OPT_C_GENERAL,
bc3f552f 4738 .group = FIO_OPT_G_ERR,
8b28bd41
DM		 4739 },
4740 {
4741 .name = "error_dump",
cce2fdfe 4742 .lname = "Error Dump",
8b28bd41 4743 .type = FIO_OPT_BOOL,
a609f12a 4744 .off1 = offsetof(struct thread_options, error_dump),
8b28bd41
DM		 4745 .def = "0",
4746 .help = "Dump info on each error",
a94eb99a 4747 .category = FIO_OPT_C_GENERAL,
bc3f552f 4748 .group = FIO_OPT_G_ERR,
8b28bd41 4749 },
9ac8a797
JA		 4750 {
4751 .name = "profile",
e8b0e958 4752 .lname = "Profile",
79d16311 4753 .type = FIO_OPT_STR_STORE,
a609f12a 4754 .off1 = offsetof(struct thread_options, profile),
9ac8a797 4755 .help = "Select a specific builtin performance test",
13fca827 4756 .category = FIO_OPT_C_PROFILE,
e8b0e958 4757 .group = FIO_OPT_G_INVALID,
9ac8a797 4758 },
a696fa2a
JA		 4759 {
4760 .name = "cgroup",
e8b0e958 4761 .lname = "Cgroup",
a696fa2a 4762 .type = FIO_OPT_STR_STORE,
a609f12a 4763 .off1 = offsetof(struct thread_options, cgroup),
a696fa2a 4764 .help = "Add job to cgroup of this name",
e8b0e958 4765 .category = FIO_OPT_C_GENERAL,
a1f6afec
JA		 4766 .group = FIO_OPT_G_CGROUP,
4767 },
4768 {
4769 .name = "cgroup_nodelete",
4770 .lname = "Cgroup no-delete",
4771 .type = FIO_OPT_BOOL,
a609f12a 4772 .off1 = offsetof(struct thread_options, cgroup_nodelete),
a1f6afec
JA		 4773 .help = "Do not delete cgroups after job completion",
4774 .def = "0",
4775 .parent = "cgroup",
4776 .category = FIO_OPT_C_GENERAL,
4777 .group = FIO_OPT_G_CGROUP,
a696fa2a
JA		 4778 },
4779 {
4780 .name = "cgroup_weight",
e8b0e958 4781 .lname = "Cgroup weight",
a696fa2a 4782 .type = FIO_OPT_INT,
a609f12a 4783 .off1 = offsetof(struct thread_options, cgroup_weight),
a696fa2a
JA		 4784 .help = "Use given weight for cgroup",
4785 .minval = 100,
4786 .maxval = 1000,
a1f6afec 4787 .parent = "cgroup",
e8b0e958 4788 .category = FIO_OPT_C_GENERAL,
a1f6afec 4789 .group = FIO_OPT_G_CGROUP,
7de87099 4790 },
e0b0d892
JA		 4791 {
4792 .name = "uid",
e8b0e958 4793 .lname = "User ID",
e0b0d892 4794 .type = FIO_OPT_INT,
a609f12a 4795 .off1 = offsetof(struct thread_options, uid),
e0b0d892 4796 .help = "Run job with this user ID",
e8b0e958 4797 .category = FIO_OPT_C_GENERAL,
10860056 4798 .group = FIO_OPT_G_CRED,
e0b0d892
JA		 4799 },
4800 {
4801 .name = "gid",
e8b0e958 4802 .lname = "Group ID",
e0b0d892 4803 .type = FIO_OPT_INT,
a609f12a 4804 .off1 = offsetof(struct thread_options, gid),
e0b0d892 4805 .help = "Run job with this group ID",
e8b0e958 4806 .category = FIO_OPT_C_GENERAL,
10860056 4807 .group = FIO_OPT_G_CRED,
e0b0d892 4808 },
a1f6afec
JA		 4809 {
4810 .name = "kb_base",
4811 .lname = "KB Base",
41dd12d6 4812 .type = FIO_OPT_STR,
a609f12a 4813 .off1 = offsetof(struct thread_options, kb_base),
a1f6afec
JA		 4814 .prio = 1,
4815 .def = "1024",
ba9c7219
JA		 4816 .posval = {
4817 { .ival = "1024",
4818 .oval = 1024,
d694a6a7 4819 .help = "Inputs invert IEC and SI prefixes (for compatibility); outputs prefer binary",
ba9c7219
JA		 4820 },
4821 { .ival = "1000",
4822 .oval = 1000,
d694a6a7 4823 .help = "Inputs use IEC and SI prefixes; outputs prefer SI",
ba9c7219
JA		 4824 },
4825 },
d694a6a7 4826 .help = "Unit prefix interpretation for quantities of data (IEC and SI)",
a1f6afec
JA		 4827 .category = FIO_OPT_C_GENERAL,
4828 .group = FIO_OPT_G_INVALID,
4829 },
cf3a0518
JA		 4830 {
4831 .name = "unit_base",
d694a6a7 4832 .lname = "Unit for quantities of data (Bits or Bytes)",
92a1a1d7 4833 .type = FIO_OPT_STR,
a609f12a 4834 .off1 = offsetof(struct thread_options, unit_base),
cf3a0518 4835 .prio = 1,
71a08258
JA		 4836 .posval = {
4837 { .ival = "0",
41a87019 4838 .oval = N2S_NONE,
71a08258
JA		 4839 .help = "Auto-detect",
4840 },
4841 { .ival = "8",
41a87019 4842 .oval = N2S_BYTEPERSEC,
71a08258
JA		 4843 .help = "Normal (byte based)",
4844 },
4845 { .ival = "1",
41a87019 4846 .oval = N2S_BITPERSEC,
71a08258
JA		 4847 .help = "Bit based",
4848 },
4849 },
cf3a0518
JA		 4850 .help = "Bit multiple of result summary data (8 for byte, 1 for bit)",
4851 .category = FIO_OPT_C_GENERAL,
4852 .group = FIO_OPT_G_INVALID,
4853 },
3ceb458f
JA		 4854 {
4855 .name = "hugepage-size",
4856 .lname = "Hugepage size",
4857 .type = FIO_OPT_INT,
a609f12a 4858 .off1 = offsetof(struct thread_options, hugepage_size),
3ceb458f
JA		 4859 .help = "When using hugepages, specify size of each page",
4860 .def = __fio_stringify(FIO_HUGE_PAGE),
4861 .interval = 1024 * 1024,
4862 .category = FIO_OPT_C_GENERAL,
4863 .group = FIO_OPT_G_INVALID,
4864 },
9e684a49
DE		 4865 {
4866 .name = "flow_id",
e8b0e958 4867 .lname = "I/O flow ID",
9e684a49 4868 .type = FIO_OPT_INT,
a609f12a 4869 .off1 = offsetof(struct thread_options, flow_id),
9e684a49
DE		 4870 .help = "The flow index ID to use",
4871 .def = "0",
e8b0e958
JA		 4872 .category = FIO_OPT_C_IO,
4873 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4874 },
4875 {
4876 .name = "flow",
e8b0e958 4877 .lname = "I/O flow weight",
20c7a244 4878 .type = FIO_OPT_INT,
a609f12a 4879 .off1 = offsetof(struct thread_options, flow),
9e684a49
DE		 4880 .help = "Weight for flow control of this job",
4881 .parent = "flow_id",
d71c154c 4882 .hide = 1,
9e684a49 4883 .def = "0",
d4e74fda 4884 .maxval = FLOW_MAX_WEIGHT,
e8b0e958
JA		 4885 .category = FIO_OPT_C_IO,
4886 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4887 },
4888 {
4889 .name = "flow_watermark",
e8b0e958 4890 .lname = "I/O flow watermark",
d4e74fda 4891 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA		 4892 .category = FIO_OPT_C_IO,
4893 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4894 },
4895 {
4896 .name = "flow_sleep",
e8b0e958 4897 .lname = "I/O flow sleep",
9e684a49 4898 .type = FIO_OPT_INT,
a609f12a 4899 .off1 = offsetof(struct thread_options, flow_sleep),
9e684a49
DE		 4900 .help = "How many microseconds to sleep after being held"
4901 " back by the flow control mechanism",
4902 .parent = "flow_id",
d71c154c 4903 .hide = 1,
9e684a49 4904 .def = "0",
e8b0e958
JA		 4905 .category = FIO_OPT_C_IO,
4906 .group = FIO_OPT_G_IO_FLOW,
9e684a49 4907 },
16e56d25
VF		 4908 {
4909 .name = "steadystate",
4910 .lname = "Steady state threshold",
4911 .alias = "ss",
4912 .type = FIO_OPT_STR,
2c5d94bc 4913 .off1 = offsetof(struct thread_options, ss_state),
16e56d25
VF		 4914 .cb = str_steadystate_cb,
4915 .help = "Define the criterion and limit to judge when a job has reached steady state",
4916 .def = "iops_slope:0.01%",
4917 .posval = {
4918 { .ival = "iops",
f0c50c66 4919 .oval = FIO_SS_IOPS,
16e56d25
VF		 4920 .help = "maximum mean deviation of IOPS measurements",
4921 },
4922 { .ival = "iops_slope",
f0c50c66 4923 .oval = FIO_SS_IOPS_SLOPE,
16e56d25
VF		 4924 .help = "slope calculated from IOPS measurements",
4925 },
4926 { .ival = "bw",
f0c50c66 4927 .oval = FIO_SS_BW,
16e56d25
VF		 4928 .help = "maximum mean deviation of bandwidth measurements",
4929 },
4930 {
4931 .ival = "bw_slope",
f0c50c66 4932 .oval = FIO_SS_BW_SLOPE,
16e56d25
VF		 4933 .help = "slope calculated from bandwidth measurements",
4934 },
4935 },
4936 .category = FIO_OPT_C_GENERAL,
4937 .group = FIO_OPT_G_RUNTIME,
4938 },
4939 {
4940 .name = "steadystate_duration",
4941 .lname = "Steady state duration",
4942 .alias = "ss_dur",
915ca980 4943 .parent = "steadystate",
16e56d25
VF		 4944 .type = FIO_OPT_STR_VAL_TIME,
4945 .off1 = offsetof(struct thread_options, ss_dur),
4946 .help = "Stop workload upon attaining steady state for specified duration",
4947 .def = "0",
4948 .is_seconds = 1,
4949 .is_time = 1,
4950 .category = FIO_OPT_C_GENERAL,
4951 .group = FIO_OPT_G_RUNTIME,
4952 },
4953 {
4954 .name = "steadystate_ramp_time",
4955 .lname = "Steady state ramp time",
4956 .alias = "ss_ramp",
915ca980 4957 .parent = "steadystate",
16e56d25
VF		 4958 .type = FIO_OPT_STR_VAL_TIME,
4959 .off1 = offsetof(struct thread_options, ss_ramp_time),
4960 .help = "Delay before initiation of data collection for steady state job termination testing",
4961 .def = "0",
4962 .is_seconds = 1,
4963 .is_time = 1,
4964 .category = FIO_OPT_C_GENERAL,
4965 .group = FIO_OPT_G_RUNTIME,
4966 },
214e1eca
JA		 4967 {
4968 .name = NULL,
4969 },
4970};
4971
17af15d4 4972static void add_to_lopt(struct option *lopt, struct fio_option *o,
de890a1e 4973 const char *name, int val)
9f81736c 4974{
17af15d4 4975 lopt->name = (char *) name;
de890a1e 4976 lopt->val = val;
9f81736c 4977 if (o->type == FIO_OPT_STR_SET)
ff52be3d 4978 lopt->has_arg = optional_argument;
9f81736c
JA		 4979 else
4980 lopt->has_arg = required_argument;
4981}
4982
de890a1e
SL		 4983static void options_to_lopts(struct fio_option *opts,
4984 struct option *long_options,
4985 int i, int option_type)
214e1eca 4986{
de890a1e 4987 struct fio_option *o = &opts[0];
214e1eca 4988 while (o->name) {
de890a1e 4989 add_to_lopt(&long_options[i], o, o->name, option_type);
17af15d4
JA		 4990 if (o->alias) {
4991 i++;
de890a1e 4992 add_to_lopt(&long_options[i], o, o->alias, option_type);
17af15d4 4993 }
214e1eca
JA		 4994
4995 i++;
4996 o++;
4997 assert(i < FIO_NR_OPTIONS);
4998 }
4999}
5000
de890a1e
SL		 5001void fio_options_set_ioengine_opts(struct option *long_options,
5002 struct thread_data *td)
5003{
5004 unsigned int i;
5005
5006 i = 0;
5007 while (long_options[i].name) {
5008 if (long_options[i].val == FIO_GETOPT_IOENGINE) {
5009 memset(&long_options[i], 0, sizeof(*long_options));
5010 break;
5011 }
5012 i++;
5013 }
5014
5015 /*
5016 * Just clear out the prior ioengine options.
5017 */
5018 if (!td || !td->eo)
5019 return;
5020
5021 options_to_lopts(td->io_ops->options, long_options, i,
5022 FIO_GETOPT_IOENGINE);
5023}
5024
5025void fio_options_dup_and_init(struct option *long_options)
5026{
5027 unsigned int i;
5028
9af4a244 5029 options_init(fio_options);
de890a1e
SL		 5030
5031 i = 0;
5032 while (long_options[i].name)
5033 i++;
5034
9af4a244 5035 options_to_lopts(fio_options, long_options, i, FIO_GETOPT_JOB);
de890a1e
SL		 5036}
5037
74929ac2
JA		 5038struct fio_keyword {
5039 const char *word;
5040 const char *desc;
5041 char *replace;
5042};
5043
5044static struct fio_keyword fio_keywords[] = {
5045 {
5046 .word = "$pagesize",
5047 .desc = "Page size in the system",
5048 },
5049 {
5050 .word = "$mb_memory",
5051 .desc = "Megabytes of memory online",
5052 },
5053 {
5054 .word = "$ncpus",
5055 .desc = "Number of CPUs online in the system",
5056 },
5057 {
5058 .word = NULL,
5059 },
5060};
5061
af1dc266
JA		 5062void fio_keywords_exit(void)
5063{
5064 struct fio_keyword *kw;
5065
5066 kw = &fio_keywords[0];
5067 while (kw->word) {
5068 free(kw->replace);
5069 kw->replace = NULL;
5070 kw++;
5071 }
5072}
5073
74929ac2
JA		 5074void fio_keywords_init(void)
5075{
3b2e1464 5076 unsigned long long mb_memory;
74929ac2
JA		 5077 char buf[128];
5078 long l;
5079
a4cfc477 5080 sprintf(buf, "%lu", (unsigned long) page_size);
74929ac2
JA		 5081 fio_keywords[0].replace = strdup(buf);
5082
8eb016d3 5083 mb_memory = os_phys_mem() / (1024 * 1024);
3b2e1464 5084 sprintf(buf, "%llu", mb_memory);
74929ac2
JA		 5085 fio_keywords[1].replace = strdup(buf);
5086
c00a2289 5087 l = cpus_online();
74929ac2
JA		 5088 sprintf(buf, "%lu", l);
5089 fio_keywords[2].replace = strdup(buf);
5090}
5091
892a6ffc
JA		 5092#define BC_APP "bc"
5093
5094static char *bc_calc(char *str)
5095{
d0c814ec 5096 char buf[128], *tmp;
892a6ffc
JA		 5097 FILE *f;
5098 int ret;
5099
5100 /*
5101 * No math, just return string
5102 */
d0c814ec
SL		 5103 if ((!strchr(str, '+') && !strchr(str, '-') && !strchr(str, '*') &&
5104 !strchr(str, '/')) || strchr(str, '\''))
892a6ffc
JA		 5105 return str;
5106
5107 /*
5108 * Split option from value, we only need to calculate the value
5109 */
5110 tmp = strchr(str, '=');
5111 if (!tmp)
5112 return str;
5113
5114 tmp++;
892a6ffc 5115
d0c814ec
SL		 5116 /*
5117 * Prevent buffer overflows; such a case isn't reasonable anyway
5118 */
5119 if (strlen(str) >= 128 || strlen(tmp) > 100)
5120 return str;
892a6ffc
JA		 5121
5122 sprintf(buf, "which %s > /dev/null", BC_APP);
5123 if (system(buf)) {
5124 log_err("fio: bc is needed for performing math\n");
892a6ffc
JA		 5125 return NULL;
5126 }
5127
d0c814ec 5128 sprintf(buf, "echo '%s' | %s", tmp, BC_APP);
892a6ffc 5129 f = popen(buf, "r");
3c3ed070 5130 if (!f)
892a6ffc 5131 return NULL;
892a6ffc 5132
d0c814ec 5133 ret = fread(&buf[tmp - str], 1, 128 - (tmp - str), f);
1d824f37
JA		 5134 if (ret <= 0) {
5135 pclose(f);
892a6ffc 5136 return NULL;
1d824f37 5137 }
892a6ffc 5138
892a6ffc 5139 pclose(f);
d0c814ec
SL		 5140 buf[(tmp - str) + ret - 1] = '\0';
5141 memcpy(buf, str, tmp - str);
892a6ffc 5142 free(str);
d0c814ec
SL		 5143 return strdup(buf);
5144}
5145
5146/*
5147 * Return a copy of the input string with substrings of the form ${VARNAME}
5148 * substituted with the value of the environment variable VARNAME. The
5149 * substitution always occurs, even if VARNAME is empty or the corresponding
5150 * environment variable undefined.
5151 */
b4f5e72f 5152char *fio_option_dup_subs(const char *opt)
d0c814ec
SL		 5153{
5154 char out[OPT_LEN_MAX+1];
5155 char in[OPT_LEN_MAX+1];
5156 char *outptr = out;
5157 char *inptr = in;
5158 char *ch1, *ch2, *env;
5159 ssize_t nchr = OPT_LEN_MAX;
5160 size_t envlen;
5161
5162 if (strlen(opt) + 1 > OPT_LEN_MAX) {
5163 log_err("OPT_LEN_MAX (%d) is too small\n", OPT_LEN_MAX);
5164 return NULL;
5165 }
5166
36833fb0 5167 snprintf(in, sizeof(in), "%s", opt);
d0c814ec
SL		 5168
5169 while (*inptr && nchr > 0) {
5170 if (inptr[0] == '$' && inptr[1] == '{') {
5171 ch2 = strchr(inptr, '}');
5172 if (ch2 && inptr+1 < ch2) {
5173 ch1 = inptr+2;
5174 inptr = ch2+1;
5175 *ch2 = '\0';
5176
5177 env = getenv(ch1);
5178 if (env) {
5179 envlen = strlen(env);
5180 if (envlen <= nchr) {
5181 memcpy(outptr, env, envlen);
5182 outptr += envlen;
5183 nchr -= envlen;
5184 }
5185 }
5186
5187 continue;
5188 }
5189 }
5190
5191 *outptr++ = *inptr++;
5192 --nchr;
5193 }
5194
5195 *outptr = '\0';
5196 return strdup(out);
892a6ffc
JA		 5197}
5198
74929ac2
JA		 5199/*
5200 * Look for reserved variable names and replace them with real values
5201 */
5202static char *fio_keyword_replace(char *opt)
5203{
5204 char *s;
5205 int i;
d0c814ec 5206 int docalc = 0;
74929ac2
JA		 5207
5208 for (i = 0; fio_keywords[i].word != NULL; i++) {
5209 struct fio_keyword *kw = &fio_keywords[i];
5210
5211 while ((s = strstr(opt, kw->word)) != NULL) {
33153428 5212 char *new = calloc(strlen(opt) + 1, 1);
74929ac2
JA		 5213 char *o_org = opt;
5214 int olen = s - opt;
5215 int len;
5216
5217 /*
5218 * Copy part of the string before the keyword and
5219 * sprintf() the replacement after it.
5220 */
5221 memcpy(new, opt, olen);
5222 len = sprintf(new + olen, "%s", kw->replace);
5223
5224 /*
5225 * If there's more in the original string, copy that
5226 * in too
5227 */
85b9ee7e 5228 opt += olen + strlen(kw->word);
33153428 5229 /* keeps final zero thanks to calloc */
74929ac2 5230 if (strlen(opt))
85b9ee7e 5231 memcpy(new + olen + len, opt, strlen(opt));
74929ac2
JA		 5232
5233 /*
5234 * replace opt and free the old opt
5235 */
5236 opt = new;
d0c814ec 5237 free(o_org);
7a958bd5 5238
d0c814ec 5239 docalc = 1;
74929ac2
JA		 5240 }
5241 }
5242
d0c814ec
SL		 5243 /*
5244 * Check for potential math and invoke bc, if possible
5245 */
5246 if (docalc)
5247 opt = bc_calc(opt);
5248
7a958bd5 5249 return opt;
74929ac2
JA		 5250}
5251
d0c814ec
SL		 5252static char **dup_and_sub_options(char **opts, int num_opts)
5253{
5254 int i;
5255 char **opts_copy = malloc(num_opts * sizeof(*opts));
5256 for (i = 0; i < num_opts; i++) {
b4f5e72f 5257 opts_copy[i] = fio_option_dup_subs(opts[i]);
d0c814ec
SL		 5258 if (!opts_copy[i])
5259 continue;
5260 opts_copy[i] = fio_keyword_replace(opts_copy[i]);
5261 }
5262 return opts_copy;
5263}
5264
e15b023b 5265static void show_closest_option(const char *opt)
a2d027b9
JA		 5266{
5267 int best_option, best_distance;
5268 int i, distance;
e15b023b
JA		 5269 char *name;
5270
5271 if (!strlen(opt))
5272 return;
5273
5274 name = strdup(opt);
5275 i = 0;
5276 while (name[i] != '\0' && name[i] != '=')
5277 i++;
5278 name[i] = '\0';
a2d027b9
JA		 5279
5280 best_option = -1;
5281 best_distance = INT_MAX;
5282 i = 0;
5283 while (fio_options[i].name) {
5284 distance = string_distance(name, fio_options[i].name);
5285 if (distance < best_distance) {
5286 best_distance = distance;
5287 best_option = i;
5288 }
5289 i++;
5290 }
5291
75e6bcba
JA		 5292 if (best_option != -1 && string_distance_ok(name, best_distance) &&
5293 fio_options[best_option].type != FIO_OPT_UNSUPPORTED)
a2d027b9 5294 log_err("Did you mean %s?\n", fio_options[best_option].name);
e15b023b
JA		 5295
5296 free(name);
a2d027b9
JA		 5297}
5298
c2292325 5299int fio_options_parse(struct thread_data *td, char **opts, int num_opts)
214e1eca 5300{
de890a1e 5301 int i, ret, unknown;
d0c814ec 5302 char **opts_copy;
3b8b7135 5303
9af4a244 5304 sort_options(opts, fio_options, num_opts);
d0c814ec 5305 opts_copy = dup_and_sub_options(opts, num_opts);
3b8b7135 5306
de890a1e 5307 for (ret = 0, i = 0, unknown = 0; i < num_opts; i++) {
9109883a 5308 const struct fio_option *o;
9af4a244 5309 int newret = parse_option(opts_copy[i], opts[i], fio_options,
a609f12a 5310 &o, &td->o, &td->opt_list);
d0c814ec 5311
a8523a6a
JA		 5312 if (!newret && o)
5313 fio_option_mark_set(&td->o, o);
5314
de890a1e
SL		 5315 if (opts_copy[i]) {
5316 if (newret && !o) {
5317 unknown++;
5318 continue;
5319 }
d0c814ec 5320 free(opts_copy[i]);
de890a1e
SL		 5321 opts_copy[i] = NULL;
5322 }
5323
5324 ret |= newret;
5325 }
5326
5327 if (unknown) {
5328 ret |= ioengine_load(td);
5329 if (td->eo) {
5330 sort_options(opts_copy, td->io_ops->options, num_opts);
5331 opts = opts_copy;
5332 }
5333 for (i = 0; i < num_opts; i++) {
9109883a 5334 const struct fio_option *o = NULL;
de890a1e 5335 int newret = 1;
a2d027b9 5336
de890a1e
SL		 5337 if (!opts_copy[i])
5338 continue;
5339
5340 if (td->eo)
5341 newret = parse_option(opts_copy[i], opts[i],
5342 td->io_ops->options, &o,
66e19a38 5343 td->eo, &td->opt_list);
de890a1e
SL		 5344
5345 ret |= newret;
a2d027b9 5346 if (!o) {
de890a1e 5347 log_err("Bad option <%s>\n", opts[i]);
a2d027b9
JA		 5348 show_closest_option(opts[i]);
5349 }
de890a1e
SL		 5350 free(opts_copy[i]);
5351 opts_copy[i] = NULL;
5352 }
74929ac2 5353 }
3b8b7135 5354
d0c814ec 5355 free(opts_copy);
3b8b7135 5356 return ret;
214e1eca
JA		 5357}
5358
5359int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val)
5360{
a8523a6a
JA		 5361 int ret;
5362
a609f12a 5363 ret = parse_cmd_option(opt, val, fio_options, &td->o, &td->opt_list);
a8523a6a 5364 if (!ret) {
9109883a 5365 const struct fio_option *o;
a8523a6a 5366
9109883a 5367 o = find_option_c(fio_options, opt);
a8523a6a
JA		 5368 if (o)
5369 fio_option_mark_set(&td->o, o);
5370 }
5371
5372 return ret;
214e1eca
JA		 5373}
5374
de890a1e
SL		 5375int fio_cmd_ioengine_option_parse(struct thread_data *td, const char *opt,
5376 char *val)
5377{
d8b4f395
JA		 5378 return parse_cmd_option(opt, val, td->io_ops->options, td->eo,
5379 &td->opt_list);
de890a1e
SL		 5380}
5381
214e1eca
JA		 5382void fio_fill_default_options(struct thread_data *td)
5383{
cb1402d6 5384 td->o.magic = OPT_MAGIC;
a609f12a 5385 fill_default_options(&td->o, fio_options);
214e1eca
JA		 5386}
5387
5388int fio_show_option_help(const char *opt)
5389{
9af4a244 5390 return show_cmd_help(fio_options, opt);
214e1eca 5391}
d23bb327 5392
de890a1e
SL		 5393/*
5394 * dupe FIO_OPT_STR_STORE options
5395 */
5396void fio_options_mem_dupe(struct thread_data *td)
5397{
53b5693d 5398 options_mem_dupe(fio_options, &td->o);
1647f592
JA		 5399
5400 if (td->eo && td->io_ops) {
de890a1e 5401 void *oldeo = td->eo;
1647f592 5402
de890a1e
SL		 5403 td->eo = malloc(td->io_ops->option_struct_size);
5404 memcpy(td->eo, oldeo, td->io_ops->option_struct_size);
53b5693d 5405 options_mem_dupe(td->io_ops->options, td->eo);
de890a1e
SL		 5406 }
5407}
5408
d6978a32
JA		 5409unsigned int fio_get_kb_base(void *data)
5410{
a609f12a
JA		 5411 struct thread_data *td = cb_data_to_td(data);
5412 struct thread_options *o = &td->o;
d6978a32
JA		 5413 unsigned int kb_base = 0;
5414
cb1402d6
JA		 5415 /*
5416 * This is a hack... For private options, *data is not holding
5417 * a pointer to the thread_options, but to private data. This means
5418 * we can't safely dereference it, but magic is first so mem wise
5419 * it is valid. But this also means that if the job first sets
5420 * kb_base and expects that to be honored by private options,
5421 * it will be disappointed. We will return the global default
5422 * for this.
5423 */
5424 if (o && o->magic == OPT_MAGIC)
83ea422a 5425 kb_base = o->kb_base;
d6978a32
JA		 5426 if (!kb_base)
5427 kb_base = 1024;
5428
5429 return kb_base;
5430}
9f988e2e 5431
9109883a 5432int add_option(const struct fio_option *o)
9f988e2e 5433{
07b3232d
JA		 5434 struct fio_option *__o;
5435 int opt_index = 0;
5436
9af4a244 5437 __o = fio_options;
07b3232d
JA		 5438 while (__o->name) {
5439 opt_index++;
5440 __o++;
5441 }
5442
7b504edd
JA		 5443 if (opt_index + 1 == FIO_MAX_OPTS) {
5444 log_err("fio: FIO_MAX_OPTS is too small\n");
5445 return 1;
5446 }
5447
9af4a244 5448 memcpy(&fio_options[opt_index], o, sizeof(*o));
7b504edd 5449 fio_options[opt_index + 1].name = NULL;
07b3232d 5450 return 0;
9f988e2e 5451}
e2de69da 5452
07b3232d 5453void invalidate_profile_options(const char *prof_name)
e2de69da 5454{
07b3232d 5455 struct fio_option *o;
e2de69da 5456
9af4a244 5457 o = fio_options;
07b3232d
JA		 5458 while (o->name) {
5459 if (o->prof_name && !strcmp(o->prof_name, prof_name)) {
5460 o->type = FIO_OPT_INVALID;
5461 o->prof_name = NULL;
5462 }
5463 o++;
e2de69da
JA		 5464 }
5465}
f5b6bb85
JA		 5466
5467void add_opt_posval(const char *optname, const char *ival, const char *help)
5468{
5469 struct fio_option *o;
5470 unsigned int i;
5471
9af4a244 5472 o = find_option(fio_options, optname);
f5b6bb85
JA		 5473 if (!o)
5474 return;
5475
5476 for (i = 0; i < PARSE_MAX_VP; i++) {
5477 if (o->posval[i].ival)
5478 continue;
5479
5480 o->posval[i].ival = ival;
5481 o->posval[i].help = help;
5482 break;
5483 }
5484}
5485
5486void del_opt_posval(const char *optname, const char *ival)
5487{
5488 struct fio_option *o;
5489 unsigned int i;
5490
9af4a244 5491 o = find_option(fio_options, optname);
f5b6bb85
JA		 5492 if (!o)
5493 return;
5494
5495 for (i = 0; i < PARSE_MAX_VP; i++) {
5496 if (!o->posval[i].ival)
5497 continue;
5498 if (strcmp(o->posval[i].ival, ival))
5499 continue;
5500
5501 o->posval[i].ival = NULL;
5502 o->posval[i].help = NULL;
5503 }
5504}
7e356b2d
JA		 5505
5506void fio_options_free(struct thread_data *td)
5507{
ca6336a8 5508 options_free(fio_options, &td->o);
de890a1e
SL		 5509 if (td->eo && td->io_ops && td->io_ops->options) {
5510 options_free(td->io_ops->options, td->eo);
5511 free(td->eo);
5512 td->eo = NULL;
5513 }
7e356b2d 5514}
c504ee55 5515
8009f543
NC		 5516void fio_dump_options_free(struct thread_data *td)
5517{
5518 while (!flist_empty(&td->opt_list)) {
5519 struct print_option *p;
5520
5521 p = flist_first_entry(&td->opt_list, struct print_option, list);
5522 flist_del_init(&p->list);
5523 free(p->name);
5524 free(p->value);
5525 free(p);
5526 }
5527}
5528
c504ee55
JA		 5529struct fio_option *fio_option_find(const char *name)
5530{
5531 return find_option(fio_options, name);
5532}
5533
517c9c72 5534static struct fio_option *find_next_opt(struct fio_option *from,
f0e7f45a 5535 unsigned int off1)
a8523a6a 5536{
f0e7f45a 5537 struct fio_option *opt;
a8523a6a 5538
f0e7f45a
JA		 5539 if (!from)
5540 from = &fio_options[0];
5541 else
5542 from++;
5543
5544 opt = NULL;
5545 do {
5546 if (off1 == from->off1) {
5547 opt = from;
a8523a6a
JA		 5548 break;
5549 }
f0e7f45a
JA		 5550 from++;
5551 } while (from->name);
a8523a6a 5552
f0e7f45a
JA		 5553 return opt;
5554}
5555
5556static int opt_is_set(struct thread_options *o, struct fio_option *opt)
5557{
5558 unsigned int opt_off, index, offset;
a8523a6a
JA		 5559
5560 opt_off = opt - &fio_options[0];
5561 index = opt_off / (8 * sizeof(uint64_t));
5562 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5563 return (o->set_options[index] & ((uint64_t)1 << offset)) != 0;
a8523a6a
JA		 5564}
5565
72f39748 5566bool __fio_option_is_set(struct thread_options *o, unsigned int off1)
f0e7f45a
JA		 5567{
5568 struct fio_option *opt, *next;
5569
5570 next = NULL;
517c9c72 5571 while ((opt = find_next_opt(next, off1)) != NULL) {
f0e7f45a 5572 if (opt_is_set(o, opt))
72f39748 5573 return true;
f0e7f45a
JA		 5574
5575 next = opt;
5576 }
5577
72f39748 5578 return false;
f0e7f45a
JA		 5579}
5580
9109883a 5581void fio_option_mark_set(struct thread_options *o, const struct fio_option *opt)
a8523a6a
JA		 5582{
5583 unsigned int opt_off, index, offset;
5584
5585 opt_off = opt - &fio_options[0];
5586 index = opt_off / (8 * sizeof(uint64_t));
5587 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5588 o->set_options[index] |= (uint64_t)1 << offset;
a8523a6a 5589}
fio - Flexible IO Tester