Commit | Line | Data |
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214e1eca JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <unistd.h> | |
4 | #include <ctype.h> | |
5 | #include <string.h> | |
6 | #include <getopt.h> | |
7 | #include <assert.h> | |
921c766f | 8 | #include <libgen.h> |
5921e80c JA |
9 | #include <fcntl.h> |
10 | #include <sys/types.h> | |
11 | #include <sys/stat.h> | |
214e1eca JA |
12 | |
13 | #include "fio.h" | |
4f5af7b2 | 14 | #include "verify.h" |
214e1eca | 15 | #include "parse.h" |
eef32359 | 16 | #include "lib/fls.h" |
214e1eca | 17 | |
2dc1bbeb | 18 | #define td_var_offset(var) ((size_t) &((struct thread_options *)0)->var) |
214e1eca JA |
19 | |
20 | /* | |
21 | * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that. | |
22 | */ | |
23 | static char *get_opt_postfix(const char *str) | |
24 | { | |
25 | char *p = strstr(str, ":"); | |
26 | ||
27 | if (!p) | |
28 | return NULL; | |
29 | ||
30 | p++; | |
31 | strip_blank_front(&p); | |
32 | strip_blank_end(p); | |
33 | return strdup(p); | |
34 | } | |
35 | ||
564ca972 JA |
36 | static int bs_cmp(const void *p1, const void *p2) |
37 | { | |
38 | const struct bssplit *bsp1 = p1; | |
39 | const struct bssplit *bsp2 = p2; | |
40 | ||
41 | return bsp1->perc < bsp2->perc; | |
42 | } | |
43 | ||
720e84ad | 44 | static int bssplit_ddir(struct thread_data *td, int ddir, char *str) |
564ca972 | 45 | { |
720e84ad | 46 | struct bssplit *bssplit; |
564ca972 JA |
47 | unsigned int i, perc, perc_missing; |
48 | unsigned int max_bs, min_bs; | |
49 | long long val; | |
720e84ad | 50 | char *fname; |
564ca972 | 51 | |
720e84ad JA |
52 | td->o.bssplit_nr[ddir] = 4; |
53 | bssplit = malloc(4 * sizeof(struct bssplit)); | |
564ca972 JA |
54 | |
55 | i = 0; | |
56 | max_bs = 0; | |
57 | min_bs = -1; | |
58 | while ((fname = strsep(&str, ":")) != NULL) { | |
59 | char *perc_str; | |
60 | ||
61 | if (!strlen(fname)) | |
62 | break; | |
63 | ||
64 | /* | |
65 | * grow struct buffer, if needed | |
66 | */ | |
720e84ad JA |
67 | if (i == td->o.bssplit_nr[ddir]) { |
68 | td->o.bssplit_nr[ddir] <<= 1; | |
69 | bssplit = realloc(bssplit, td->o.bssplit_nr[ddir] | |
5ec10eaa | 70 | * sizeof(struct bssplit)); |
564ca972 JA |
71 | } |
72 | ||
73 | perc_str = strstr(fname, "/"); | |
74 | if (perc_str) { | |
75 | *perc_str = '\0'; | |
76 | perc_str++; | |
77 | perc = atoi(perc_str); | |
78 | if (perc > 100) | |
79 | perc = 100; | |
80 | else if (!perc) | |
81 | perc = -1; | |
82 | } else | |
83 | perc = -1; | |
84 | ||
85 | if (str_to_decimal(fname, &val, 1)) { | |
86 | log_err("fio: bssplit conversion failed\n"); | |
87 | free(td->o.bssplit); | |
88 | return 1; | |
89 | } | |
90 | ||
91 | if (val > max_bs) | |
92 | max_bs = val; | |
93 | if (val < min_bs) | |
94 | min_bs = val; | |
95 | ||
720e84ad JA |
96 | bssplit[i].bs = val; |
97 | bssplit[i].perc = perc; | |
564ca972 JA |
98 | i++; |
99 | } | |
100 | ||
720e84ad | 101 | td->o.bssplit_nr[ddir] = i; |
564ca972 JA |
102 | |
103 | /* | |
104 | * Now check if the percentages add up, and how much is missing | |
105 | */ | |
106 | perc = perc_missing = 0; | |
720e84ad JA |
107 | for (i = 0; i < td->o.bssplit_nr[ddir]; i++) { |
108 | struct bssplit *bsp = &bssplit[i]; | |
564ca972 JA |
109 | |
110 | if (bsp->perc == (unsigned char) -1) | |
111 | perc_missing++; | |
112 | else | |
113 | perc += bsp->perc; | |
114 | } | |
115 | ||
116 | if (perc > 100) { | |
117 | log_err("fio: bssplit percentages add to more than 100%%\n"); | |
720e84ad | 118 | free(bssplit); |
564ca972 JA |
119 | return 1; |
120 | } | |
121 | /* | |
122 | * If values didn't have a percentage set, divide the remains between | |
123 | * them. | |
124 | */ | |
125 | if (perc_missing) { | |
720e84ad JA |
126 | for (i = 0; i < td->o.bssplit_nr[ddir]; i++) { |
127 | struct bssplit *bsp = &bssplit[i]; | |
564ca972 JA |
128 | |
129 | if (bsp->perc == (unsigned char) -1) | |
130 | bsp->perc = (100 - perc) / perc_missing; | |
131 | } | |
132 | } | |
133 | ||
720e84ad JA |
134 | td->o.min_bs[ddir] = min_bs; |
135 | td->o.max_bs[ddir] = max_bs; | |
564ca972 JA |
136 | |
137 | /* | |
138 | * now sort based on percentages, for ease of lookup | |
139 | */ | |
720e84ad JA |
140 | qsort(bssplit, td->o.bssplit_nr[ddir], sizeof(struct bssplit), bs_cmp); |
141 | td->o.bssplit[ddir] = bssplit; | |
142 | return 0; | |
143 | ||
144 | } | |
145 | ||
146 | static int str_bssplit_cb(void *data, const char *input) | |
147 | { | |
148 | struct thread_data *td = data; | |
149 | char *str, *p, *odir; | |
150 | int ret = 0; | |
151 | ||
152 | p = str = strdup(input); | |
153 | ||
154 | strip_blank_front(&str); | |
155 | strip_blank_end(str); | |
156 | ||
157 | odir = strchr(str, ','); | |
158 | if (odir) { | |
159 | ret = bssplit_ddir(td, DDIR_WRITE, odir + 1); | |
160 | if (!ret) { | |
161 | *odir = '\0'; | |
162 | ret = bssplit_ddir(td, DDIR_READ, str); | |
163 | } | |
164 | } else { | |
165 | char *op; | |
166 | ||
167 | op = strdup(str); | |
168 | ||
169 | ret = bssplit_ddir(td, DDIR_READ, str); | |
170 | if (!ret) | |
171 | ret = bssplit_ddir(td, DDIR_WRITE, op); | |
172 | ||
173 | free(op); | |
174 | } | |
564ca972 JA |
175 | |
176 | free(p); | |
720e84ad | 177 | return ret; |
564ca972 JA |
178 | } |
179 | ||
211097b2 JA |
180 | static int str_rw_cb(void *data, const char *str) |
181 | { | |
182 | struct thread_data *td = data; | |
183 | char *nr = get_opt_postfix(str); | |
184 | ||
fafdba3c | 185 | td->o.ddir_nr = 1; |
182ec6ee | 186 | if (nr) { |
211097b2 | 187 | td->o.ddir_nr = atoi(nr); |
182ec6ee JA |
188 | free(nr); |
189 | } | |
211097b2 | 190 | |
211097b2 JA |
191 | return 0; |
192 | } | |
193 | ||
214e1eca JA |
194 | static int str_mem_cb(void *data, const char *mem) |
195 | { | |
196 | struct thread_data *td = data; | |
197 | ||
2dc1bbeb | 198 | if (td->o.mem_type == MEM_MMAPHUGE || td->o.mem_type == MEM_MMAP) { |
214e1eca | 199 | td->mmapfile = get_opt_postfix(mem); |
2dc1bbeb | 200 | if (td->o.mem_type == MEM_MMAPHUGE && !td->mmapfile) { |
214e1eca JA |
201 | log_err("fio: mmaphuge:/path/to/file\n"); |
202 | return 1; | |
203 | } | |
204 | } | |
205 | ||
206 | return 0; | |
207 | } | |
208 | ||
209 | static int str_lockmem_cb(void fio_unused *data, unsigned long *val) | |
210 | { | |
211 | mlock_size = *val; | |
212 | return 0; | |
213 | } | |
214 | ||
cb499fc4 JA |
215 | static int str_rwmix_read_cb(void *data, unsigned int *val) |
216 | { | |
217 | struct thread_data *td = data; | |
218 | ||
219 | td->o.rwmix[DDIR_READ] = *val; | |
220 | td->o.rwmix[DDIR_WRITE] = 100 - *val; | |
221 | return 0; | |
222 | } | |
223 | ||
224 | static int str_rwmix_write_cb(void *data, unsigned int *val) | |
225 | { | |
226 | struct thread_data *td = data; | |
227 | ||
228 | td->o.rwmix[DDIR_WRITE] = *val; | |
229 | td->o.rwmix[DDIR_READ] = 100 - *val; | |
230 | return 0; | |
231 | } | |
232 | ||
214e1eca JA |
233 | #ifdef FIO_HAVE_IOPRIO |
234 | static int str_prioclass_cb(void *data, unsigned int *val) | |
235 | { | |
236 | struct thread_data *td = data; | |
6cefbe33 JA |
237 | unsigned short mask; |
238 | ||
239 | /* | |
240 | * mask off old class bits, str_prio_cb() may have set a default class | |
241 | */ | |
242 | mask = (1 << IOPRIO_CLASS_SHIFT) - 1; | |
243 | td->ioprio &= mask; | |
214e1eca JA |
244 | |
245 | td->ioprio |= *val << IOPRIO_CLASS_SHIFT; | |
ac684785 | 246 | td->ioprio_set = 1; |
214e1eca JA |
247 | return 0; |
248 | } | |
249 | ||
250 | static int str_prio_cb(void *data, unsigned int *val) | |
251 | { | |
252 | struct thread_data *td = data; | |
253 | ||
254 | td->ioprio |= *val; | |
6cefbe33 JA |
255 | |
256 | /* | |
257 | * If no class is set, assume BE | |
258 | */ | |
259 | if ((td->ioprio >> IOPRIO_CLASS_SHIFT) == 0) | |
260 | td->ioprio |= IOPRIO_CLASS_BE << IOPRIO_CLASS_SHIFT; | |
261 | ||
ac684785 | 262 | td->ioprio_set = 1; |
214e1eca JA |
263 | return 0; |
264 | } | |
265 | #endif | |
266 | ||
267 | static int str_exitall_cb(void) | |
268 | { | |
269 | exitall_on_terminate = 1; | |
270 | return 0; | |
271 | } | |
272 | ||
214e1eca | 273 | #ifdef FIO_HAVE_CPU_AFFINITY |
d2e268b0 JA |
274 | static int str_cpumask_cb(void *data, unsigned int *val) |
275 | { | |
276 | struct thread_data *td = data; | |
214e1eca | 277 | unsigned int i; |
b03daafb | 278 | long max_cpu; |
d2ce18b5 JA |
279 | int ret; |
280 | ||
281 | ret = fio_cpuset_init(&td->o.cpumask); | |
282 | if (ret < 0) { | |
283 | log_err("fio: cpuset_init failed\n"); | |
284 | td_verror(td, ret, "fio_cpuset_init"); | |
285 | return 1; | |
286 | } | |
214e1eca | 287 | |
b03daafb | 288 | max_cpu = sysconf(_SC_NPROCESSORS_ONLN); |
214e1eca | 289 | |
62a7273d JA |
290 | for (i = 0; i < sizeof(int) * 8; i++) { |
291 | if ((1 << i) & *val) { | |
b03daafb JA |
292 | if (i > max_cpu) { |
293 | log_err("fio: CPU %d too large (max=%ld)\n", i, | |
294 | max_cpu); | |
295 | return 1; | |
296 | } | |
62a7273d | 297 | dprint(FD_PARSE, "set cpu allowed %d\n", i); |
6d459ee7 | 298 | fio_cpu_set(&td->o.cpumask, i); |
62a7273d JA |
299 | } |
300 | } | |
d2e268b0 JA |
301 | |
302 | td->o.cpumask_set = 1; | |
303 | return 0; | |
214e1eca JA |
304 | } |
305 | ||
d2e268b0 | 306 | static int str_cpus_allowed_cb(void *data, const char *input) |
214e1eca JA |
307 | { |
308 | struct thread_data *td = data; | |
d2e268b0 | 309 | char *cpu, *str, *p; |
b03daafb | 310 | long max_cpu; |
19608d6c | 311 | int ret = 0; |
d2e268b0 | 312 | |
d2ce18b5 JA |
313 | ret = fio_cpuset_init(&td->o.cpumask); |
314 | if (ret < 0) { | |
315 | log_err("fio: cpuset_init failed\n"); | |
316 | td_verror(td, ret, "fio_cpuset_init"); | |
317 | return 1; | |
318 | } | |
d2e268b0 JA |
319 | |
320 | p = str = strdup(input); | |
214e1eca | 321 | |
d2e268b0 JA |
322 | strip_blank_front(&str); |
323 | strip_blank_end(str); | |
324 | ||
b03daafb JA |
325 | max_cpu = sysconf(_SC_NPROCESSORS_ONLN); |
326 | ||
d2e268b0 | 327 | while ((cpu = strsep(&str, ",")) != NULL) { |
62a7273d JA |
328 | char *str2, *cpu2; |
329 | int icpu, icpu2; | |
330 | ||
d2e268b0 JA |
331 | if (!strlen(cpu)) |
332 | break; | |
62a7273d JA |
333 | |
334 | str2 = cpu; | |
335 | icpu2 = -1; | |
336 | while ((cpu2 = strsep(&str2, "-")) != NULL) { | |
337 | if (!strlen(cpu2)) | |
338 | break; | |
339 | ||
340 | icpu2 = atoi(cpu2); | |
341 | } | |
342 | ||
343 | icpu = atoi(cpu); | |
344 | if (icpu2 == -1) | |
345 | icpu2 = icpu; | |
346 | while (icpu <= icpu2) { | |
6d459ee7 | 347 | if (icpu >= FIO_MAX_CPUS) { |
19608d6c | 348 | log_err("fio: your OS only supports up to" |
6d459ee7 | 349 | " %d CPUs\n", (int) FIO_MAX_CPUS); |
19608d6c JA |
350 | ret = 1; |
351 | break; | |
352 | } | |
b03daafb JA |
353 | if (icpu > max_cpu) { |
354 | log_err("fio: CPU %d too large (max=%ld)\n", | |
355 | icpu, max_cpu); | |
356 | ret = 1; | |
357 | break; | |
358 | } | |
359 | ||
62a7273d | 360 | dprint(FD_PARSE, "set cpu allowed %d\n", icpu); |
6d459ee7 | 361 | fio_cpu_set(&td->o.cpumask, icpu); |
62a7273d JA |
362 | icpu++; |
363 | } | |
19608d6c JA |
364 | if (ret) |
365 | break; | |
d2e268b0 JA |
366 | } |
367 | ||
368 | free(p); | |
19608d6c JA |
369 | if (!ret) |
370 | td->o.cpumask_set = 1; | |
371 | return ret; | |
214e1eca | 372 | } |
d2e268b0 | 373 | #endif |
214e1eca JA |
374 | |
375 | static int str_fst_cb(void *data, const char *str) | |
376 | { | |
377 | struct thread_data *td = data; | |
378 | char *nr = get_opt_postfix(str); | |
379 | ||
380 | td->file_service_nr = 1; | |
182ec6ee | 381 | if (nr) { |
214e1eca | 382 | td->file_service_nr = atoi(nr); |
182ec6ee JA |
383 | free(nr); |
384 | } | |
214e1eca JA |
385 | |
386 | return 0; | |
387 | } | |
388 | ||
921c766f JA |
389 | static int check_dir(struct thread_data *td, char *fname) |
390 | { | |
391 | char file[PATH_MAX], *dir; | |
bc838919 | 392 | int elen = 0; |
921c766f | 393 | |
bc838919 JA |
394 | if (td->o.directory) { |
395 | strcpy(file, td->o.directory); | |
fcef0b35 | 396 | strcat(file, "/"); |
bc838919 JA |
397 | elen = strlen(file); |
398 | } | |
399 | ||
fcef0b35 | 400 | sprintf(file + elen, "%s", fname); |
921c766f JA |
401 | dir = dirname(file); |
402 | ||
fcef0b35 JA |
403 | #if 0 |
404 | { | |
405 | struct stat sb; | |
406 | /* | |
407 | * We can't do this on FIO_DISKLESSIO engines. The engine isn't loaded | |
408 | * yet, so we can't do this check right here... | |
409 | */ | |
921c766f JA |
410 | if (lstat(dir, &sb) < 0) { |
411 | int ret = errno; | |
412 | ||
413 | log_err("fio: %s is not a directory\n", dir); | |
414 | td_verror(td, ret, "lstat"); | |
415 | return 1; | |
416 | } | |
417 | ||
418 | if (!S_ISDIR(sb.st_mode)) { | |
419 | log_err("fio: %s is not a directory\n", dir); | |
420 | return 1; | |
421 | } | |
fcef0b35 JA |
422 | } |
423 | #endif | |
921c766f JA |
424 | |
425 | return 0; | |
426 | } | |
427 | ||
214e1eca JA |
428 | static int str_filename_cb(void *data, const char *input) |
429 | { | |
430 | struct thread_data *td = data; | |
431 | char *fname, *str, *p; | |
432 | ||
433 | p = str = strdup(input); | |
434 | ||
435 | strip_blank_front(&str); | |
436 | strip_blank_end(str); | |
437 | ||
438 | if (!td->files_index) | |
2dc1bbeb | 439 | td->o.nr_files = 0; |
214e1eca JA |
440 | |
441 | while ((fname = strsep(&str, ":")) != NULL) { | |
442 | if (!strlen(fname)) | |
443 | break; | |
921c766f JA |
444 | if (check_dir(td, fname)) { |
445 | free(p); | |
446 | return 1; | |
447 | } | |
214e1eca | 448 | add_file(td, fname); |
2dc1bbeb | 449 | td->o.nr_files++; |
214e1eca JA |
450 | } |
451 | ||
452 | free(p); | |
453 | return 0; | |
454 | } | |
455 | ||
456 | static int str_directory_cb(void *data, const char fio_unused *str) | |
457 | { | |
458 | struct thread_data *td = data; | |
459 | struct stat sb; | |
460 | ||
2dc1bbeb | 461 | if (lstat(td->o.directory, &sb) < 0) { |
921c766f JA |
462 | int ret = errno; |
463 | ||
2dc1bbeb | 464 | log_err("fio: %s is not a directory\n", td->o.directory); |
921c766f | 465 | td_verror(td, ret, "lstat"); |
214e1eca JA |
466 | return 1; |
467 | } | |
468 | if (!S_ISDIR(sb.st_mode)) { | |
2dc1bbeb | 469 | log_err("fio: %s is not a directory\n", td->o.directory); |
214e1eca JA |
470 | return 1; |
471 | } | |
472 | ||
473 | return 0; | |
474 | } | |
475 | ||
476 | static int str_opendir_cb(void *data, const char fio_unused *str) | |
477 | { | |
478 | struct thread_data *td = data; | |
479 | ||
480 | if (!td->files_index) | |
2dc1bbeb | 481 | td->o.nr_files = 0; |
214e1eca | 482 | |
2dc1bbeb | 483 | return add_dir_files(td, td->o.opendir); |
214e1eca JA |
484 | } |
485 | ||
a59e170d | 486 | static int str_verify_offset_cb(void *data, unsigned int *off) |
546a9142 SL |
487 | { |
488 | struct thread_data *td = data; | |
a59e170d | 489 | |
546a9142 | 490 | if (*off && *off < sizeof(struct verify_header)) { |
a59e170d | 491 | log_err("fio: verify_offset too small\n"); |
546a9142 SL |
492 | return 1; |
493 | } | |
a59e170d JA |
494 | |
495 | td->o.verify_offset = *off; | |
546a9142 SL |
496 | return 0; |
497 | } | |
498 | ||
e28218f3 | 499 | static int str_verify_pattern_cb(void *data, unsigned int *off) |
90059d65 JA |
500 | { |
501 | struct thread_data *td = data; | |
e28218f3 | 502 | unsigned int msb; |
90059d65 | 503 | |
3c48c2c1 | 504 | msb = __fls(*off); |
90059d65 JA |
505 | if (msb <= 8) |
506 | td->o.verify_pattern_bytes = 1; | |
507 | else if (msb <= 16) | |
508 | td->o.verify_pattern_bytes = 2; | |
509 | else if (msb <= 24) | |
510 | td->o.verify_pattern_bytes = 3; | |
511 | else | |
512 | td->o.verify_pattern_bytes = 4; | |
513 | ||
e28218f3 | 514 | td->o.verify_pattern = *off; |
90059d65 JA |
515 | return 0; |
516 | } | |
214e1eca | 517 | |
4d4e80f2 JA |
518 | static int str_lockfile_cb(void *data, const char *str) |
519 | { | |
520 | struct thread_data *td = data; | |
521 | char *nr = get_opt_postfix(str); | |
522 | ||
523 | td->o.lockfile_batch = 1; | |
182ec6ee | 524 | if (nr) { |
4d4e80f2 | 525 | td->o.lockfile_batch = atoi(nr); |
182ec6ee JA |
526 | free(nr); |
527 | } | |
4d4e80f2 JA |
528 | |
529 | return 0; | |
530 | } | |
531 | ||
e3cedca7 JA |
532 | static int str_write_bw_log_cb(void *data, const char *str) |
533 | { | |
534 | struct thread_data *td = data; | |
535 | ||
536 | if (str) | |
537 | td->o.bw_log_file = strdup(str); | |
538 | ||
539 | td->o.write_bw_log = 1; | |
540 | return 0; | |
541 | } | |
542 | ||
543 | static int str_write_lat_log_cb(void *data, const char *str) | |
544 | { | |
545 | struct thread_data *td = data; | |
546 | ||
547 | if (str) | |
548 | td->o.lat_log_file = strdup(str); | |
549 | ||
550 | td->o.write_lat_log = 1; | |
551 | return 0; | |
552 | } | |
553 | ||
993bf48b JA |
554 | static int str_gtod_reduce_cb(void *data, int *il) |
555 | { | |
556 | struct thread_data *td = data; | |
557 | int val = *il; | |
558 | ||
559 | td->o.disable_clat = !!val; | |
560 | td->o.disable_slat = !!val; | |
561 | td->o.disable_bw = !!val; | |
562 | if (val) | |
563 | td->tv_cache_mask = 63; | |
564 | ||
565 | return 0; | |
566 | } | |
567 | ||
be4ecfdf JA |
568 | static int str_gtod_cpu_cb(void *data, int *il) |
569 | { | |
570 | struct thread_data *td = data; | |
571 | int val = *il; | |
572 | ||
573 | td->o.gtod_cpu = val; | |
574 | td->o.gtod_offload = 1; | |
575 | return 0; | |
576 | } | |
577 | ||
214e1eca JA |
578 | #define __stringify_1(x) #x |
579 | #define __stringify(x) __stringify_1(x) | |
580 | ||
581 | /* | |
582 | * Map of job/command line options | |
583 | */ | |
584 | static struct fio_option options[] = { | |
585 | { | |
586 | .name = "description", | |
587 | .type = FIO_OPT_STR_STORE, | |
588 | .off1 = td_var_offset(description), | |
589 | .help = "Text job description", | |
590 | }, | |
591 | { | |
592 | .name = "name", | |
593 | .type = FIO_OPT_STR_STORE, | |
594 | .off1 = td_var_offset(name), | |
595 | .help = "Name of this job", | |
596 | }, | |
597 | { | |
598 | .name = "directory", | |
599 | .type = FIO_OPT_STR_STORE, | |
600 | .off1 = td_var_offset(directory), | |
601 | .cb = str_directory_cb, | |
602 | .help = "Directory to store files in", | |
603 | }, | |
604 | { | |
605 | .name = "filename", | |
606 | .type = FIO_OPT_STR_STORE, | |
607 | .off1 = td_var_offset(filename), | |
608 | .cb = str_filename_cb, | |
f0d524b0 | 609 | .prio = -1, /* must come after "directory" */ |
214e1eca JA |
610 | .help = "File(s) to use for the workload", |
611 | }, | |
29c1349f JA |
612 | { |
613 | .name = "lockfile", | |
4d4e80f2 JA |
614 | .type = FIO_OPT_STR, |
615 | .cb = str_lockfile_cb, | |
616 | .off1 = td_var_offset(file_lock_mode), | |
29c1349f JA |
617 | .help = "Lock file when doing IO to it", |
618 | .parent = "filename", | |
4d4e80f2 JA |
619 | .def = "none", |
620 | .posval = { | |
621 | { .ival = "none", | |
622 | .oval = FILE_LOCK_NONE, | |
623 | .help = "No file locking", | |
624 | }, | |
625 | { .ival = "exclusive", | |
626 | .oval = FILE_LOCK_EXCLUSIVE, | |
627 | .help = "Exclusive file lock", | |
628 | }, | |
629 | { | |
630 | .ival = "readwrite", | |
631 | .oval = FILE_LOCK_READWRITE, | |
632 | .help = "Read vs write lock", | |
633 | }, | |
634 | }, | |
29c1349f | 635 | }, |
214e1eca JA |
636 | { |
637 | .name = "opendir", | |
638 | .type = FIO_OPT_STR_STORE, | |
639 | .off1 = td_var_offset(opendir), | |
640 | .cb = str_opendir_cb, | |
641 | .help = "Recursively add files from this directory and down", | |
642 | }, | |
643 | { | |
644 | .name = "rw", | |
d3aad8f2 | 645 | .alias = "readwrite", |
214e1eca | 646 | .type = FIO_OPT_STR, |
211097b2 | 647 | .cb = str_rw_cb, |
214e1eca JA |
648 | .off1 = td_var_offset(td_ddir), |
649 | .help = "IO direction", | |
650 | .def = "read", | |
651 | .posval = { | |
652 | { .ival = "read", | |
653 | .oval = TD_DDIR_READ, | |
654 | .help = "Sequential read", | |
655 | }, | |
656 | { .ival = "write", | |
657 | .oval = TD_DDIR_WRITE, | |
658 | .help = "Sequential write", | |
659 | }, | |
660 | { .ival = "randread", | |
661 | .oval = TD_DDIR_RANDREAD, | |
662 | .help = "Random read", | |
663 | }, | |
664 | { .ival = "randwrite", | |
665 | .oval = TD_DDIR_RANDWRITE, | |
666 | .help = "Random write", | |
667 | }, | |
668 | { .ival = "rw", | |
669 | .oval = TD_DDIR_RW, | |
670 | .help = "Sequential read and write mix", | |
671 | }, | |
672 | { .ival = "randrw", | |
673 | .oval = TD_DDIR_RANDRW, | |
674 | .help = "Random read and write mix" | |
675 | }, | |
676 | }, | |
677 | }, | |
678 | { | |
679 | .name = "ioengine", | |
680 | .type = FIO_OPT_STR_STORE, | |
681 | .off1 = td_var_offset(ioengine), | |
682 | .help = "IO engine to use", | |
683 | .def = "sync", | |
684 | .posval = { | |
685 | { .ival = "sync", | |
686 | .help = "Use read/write", | |
687 | }, | |
a31041ea | 688 | { .ival = "psync", |
689 | .help = "Use pread/pwrite", | |
690 | }, | |
1d2af02a JA |
691 | { .ival = "vsync", |
692 | .help = "Use readv/writev", | |
693 | }, | |
214e1eca JA |
694 | #ifdef FIO_HAVE_LIBAIO |
695 | { .ival = "libaio", | |
696 | .help = "Linux native asynchronous IO", | |
697 | }, | |
698 | #endif | |
699 | #ifdef FIO_HAVE_POSIXAIO | |
700 | { .ival = "posixaio", | |
701 | .help = "POSIX asynchronous IO", | |
702 | }, | |
417f0068 JA |
703 | #endif |
704 | #ifdef FIO_HAVE_SOLARISAIO | |
705 | { .ival = "solarisaio", | |
706 | .help = "Solaris native asynchronous IO", | |
707 | }, | |
214e1eca JA |
708 | #endif |
709 | { .ival = "mmap", | |
710 | .help = "Memory mapped IO", | |
711 | }, | |
712 | #ifdef FIO_HAVE_SPLICE | |
713 | { .ival = "splice", | |
714 | .help = "splice/vmsplice based IO", | |
715 | }, | |
9cce02e8 JA |
716 | { .ival = "netsplice", |
717 | .help = "splice/vmsplice to/from the network", | |
718 | }, | |
214e1eca JA |
719 | #endif |
720 | #ifdef FIO_HAVE_SGIO | |
721 | { .ival = "sg", | |
722 | .help = "SCSI generic v3 IO", | |
723 | }, | |
724 | #endif | |
725 | { .ival = "null", | |
726 | .help = "Testing engine (no data transfer)", | |
727 | }, | |
728 | { .ival = "net", | |
729 | .help = "Network IO", | |
730 | }, | |
731 | #ifdef FIO_HAVE_SYSLET | |
732 | { .ival = "syslet-rw", | |
733 | .help = "syslet enabled async pread/pwrite IO", | |
734 | }, | |
735 | #endif | |
736 | { .ival = "cpuio", | |
737 | .help = "CPU cycler burner engine", | |
738 | }, | |
b8c82a46 JA |
739 | #ifdef FIO_HAVE_GUASI |
740 | { .ival = "guasi", | |
741 | .help = "GUASI IO engine", | |
742 | }, | |
743 | #endif | |
214e1eca JA |
744 | { .ival = "external", |
745 | .help = "Load external engine (append name)", | |
746 | }, | |
747 | }, | |
748 | }, | |
749 | { | |
750 | .name = "iodepth", | |
751 | .type = FIO_OPT_INT, | |
752 | .off1 = td_var_offset(iodepth), | |
753 | .help = "Amount of IO buffers to keep in flight", | |
757aff4f | 754 | .minval = 1, |
214e1eca JA |
755 | .def = "1", |
756 | }, | |
757 | { | |
758 | .name = "iodepth_batch", | |
4950421a | 759 | .alias = "iodepth_batch_submit", |
214e1eca JA |
760 | .type = FIO_OPT_INT, |
761 | .off1 = td_var_offset(iodepth_batch), | |
d65db441 | 762 | .help = "Number of IO buffers to submit in one go", |
afdf9352 | 763 | .parent = "iodepth", |
a2e6f8ac JA |
764 | .minval = 1, |
765 | .def = "1", | |
4950421a JA |
766 | }, |
767 | { | |
768 | .name = "iodepth_batch_complete", | |
769 | .type = FIO_OPT_INT, | |
770 | .off1 = td_var_offset(iodepth_batch_complete), | |
d65db441 | 771 | .help = "Number of IO buffers to retrieve in one go", |
4950421a JA |
772 | .parent = "iodepth", |
773 | .minval = 0, | |
774 | .def = "1", | |
214e1eca JA |
775 | }, |
776 | { | |
777 | .name = "iodepth_low", | |
778 | .type = FIO_OPT_INT, | |
779 | .off1 = td_var_offset(iodepth_low), | |
780 | .help = "Low water mark for queuing depth", | |
afdf9352 | 781 | .parent = "iodepth", |
214e1eca JA |
782 | }, |
783 | { | |
784 | .name = "size", | |
785 | .type = FIO_OPT_STR_VAL, | |
2dc1bbeb | 786 | .off1 = td_var_offset(size), |
c3edbdba | 787 | .minval = 1, |
214e1eca JA |
788 | .help = "Total size of device or files", |
789 | }, | |
aa31f1f1 SL |
790 | { |
791 | .name = "fill_device", | |
792 | .type = FIO_OPT_BOOL, | |
793 | .off1 = td_var_offset(fill_device), | |
794 | .help = "Write until an ENOSPC error occurs", | |
795 | .def = "0", | |
796 | }, | |
214e1eca JA |
797 | { |
798 | .name = "filesize", | |
799 | .type = FIO_OPT_STR_VAL, | |
800 | .off1 = td_var_offset(file_size_low), | |
801 | .off2 = td_var_offset(file_size_high), | |
c3edbdba | 802 | .minval = 1, |
214e1eca JA |
803 | .help = "Size of individual files", |
804 | }, | |
67a1000f JA |
805 | { |
806 | .name = "offset", | |
807 | .alias = "fileoffset", | |
808 | .type = FIO_OPT_STR_VAL, | |
809 | .off1 = td_var_offset(start_offset), | |
810 | .help = "Start IO from this offset", | |
811 | .def = "0", | |
812 | }, | |
214e1eca JA |
813 | { |
814 | .name = "bs", | |
d3aad8f2 | 815 | .alias = "blocksize", |
e01b22b8 | 816 | .type = FIO_OPT_INT, |
214e1eca JA |
817 | .off1 = td_var_offset(bs[DDIR_READ]), |
818 | .off2 = td_var_offset(bs[DDIR_WRITE]), | |
c3edbdba | 819 | .minval = 1, |
214e1eca JA |
820 | .help = "Block size unit", |
821 | .def = "4k", | |
67a1000f | 822 | .parent = "rw", |
214e1eca | 823 | }, |
2b7a01d0 JA |
824 | { |
825 | .name = "ba", | |
826 | .alias = "blockalign", | |
e01b22b8 | 827 | .type = FIO_OPT_INT, |
2b7a01d0 JA |
828 | .off1 = td_var_offset(ba[DDIR_READ]), |
829 | .off2 = td_var_offset(ba[DDIR_WRITE]), | |
830 | .minval = 1, | |
831 | .help = "IO block offset alignment", | |
832 | .parent = "rw", | |
833 | }, | |
214e1eca JA |
834 | { |
835 | .name = "bsrange", | |
d3aad8f2 | 836 | .alias = "blocksize_range", |
214e1eca JA |
837 | .type = FIO_OPT_RANGE, |
838 | .off1 = td_var_offset(min_bs[DDIR_READ]), | |
839 | .off2 = td_var_offset(max_bs[DDIR_READ]), | |
840 | .off3 = td_var_offset(min_bs[DDIR_WRITE]), | |
841 | .off4 = td_var_offset(max_bs[DDIR_WRITE]), | |
c3edbdba | 842 | .minval = 1, |
214e1eca | 843 | .help = "Set block size range (in more detail than bs)", |
67a1000f | 844 | .parent = "rw", |
214e1eca | 845 | }, |
564ca972 JA |
846 | { |
847 | .name = "bssplit", | |
848 | .type = FIO_OPT_STR, | |
849 | .cb = str_bssplit_cb, | |
850 | .help = "Set a specific mix of block sizes", | |
851 | .parent = "rw", | |
852 | }, | |
214e1eca JA |
853 | { |
854 | .name = "bs_unaligned", | |
d3aad8f2 | 855 | .alias = "blocksize_unaligned", |
214e1eca JA |
856 | .type = FIO_OPT_STR_SET, |
857 | .off1 = td_var_offset(bs_unaligned), | |
858 | .help = "Don't sector align IO buffer sizes", | |
67a1000f | 859 | .parent = "rw", |
214e1eca JA |
860 | }, |
861 | { | |
862 | .name = "randrepeat", | |
863 | .type = FIO_OPT_BOOL, | |
864 | .off1 = td_var_offset(rand_repeatable), | |
865 | .help = "Use repeatable random IO pattern", | |
866 | .def = "1", | |
67a1000f | 867 | .parent = "rw", |
214e1eca JA |
868 | }, |
869 | { | |
870 | .name = "norandommap", | |
871 | .type = FIO_OPT_STR_SET, | |
872 | .off1 = td_var_offset(norandommap), | |
873 | .help = "Accept potential duplicate random blocks", | |
67a1000f | 874 | .parent = "rw", |
214e1eca | 875 | }, |
2b386d25 JA |
876 | { |
877 | .name = "softrandommap", | |
878 | .type = FIO_OPT_BOOL, | |
879 | .off1 = td_var_offset(softrandommap), | |
f66ab3c8 | 880 | .help = "Set norandommap if randommap allocation fails", |
2b386d25 JA |
881 | .parent = "norandommap", |
882 | .def = "0", | |
883 | }, | |
214e1eca JA |
884 | { |
885 | .name = "nrfiles", | |
886 | .type = FIO_OPT_INT, | |
887 | .off1 = td_var_offset(nr_files), | |
888 | .help = "Split job workload between this number of files", | |
889 | .def = "1", | |
890 | }, | |
891 | { | |
892 | .name = "openfiles", | |
893 | .type = FIO_OPT_INT, | |
894 | .off1 = td_var_offset(open_files), | |
895 | .help = "Number of files to keep open at the same time", | |
896 | }, | |
897 | { | |
898 | .name = "file_service_type", | |
899 | .type = FIO_OPT_STR, | |
900 | .cb = str_fst_cb, | |
901 | .off1 = td_var_offset(file_service_type), | |
902 | .help = "How to select which file to service next", | |
903 | .def = "roundrobin", | |
904 | .posval = { | |
905 | { .ival = "random", | |
906 | .oval = FIO_FSERVICE_RANDOM, | |
907 | .help = "Choose a file at random", | |
908 | }, | |
909 | { .ival = "roundrobin", | |
910 | .oval = FIO_FSERVICE_RR, | |
911 | .help = "Round robin select files", | |
912 | }, | |
a086c257 JA |
913 | { .ival = "sequential", |
914 | .oval = FIO_FSERVICE_SEQ, | |
915 | .help = "Finish one file before moving to the next", | |
916 | }, | |
214e1eca | 917 | }, |
67a1000f JA |
918 | .parent = "nrfiles", |
919 | }, | |
920 | { | |
921 | .name = "fadvise_hint", | |
922 | .type = FIO_OPT_BOOL, | |
923 | .off1 = td_var_offset(fadvise_hint), | |
924 | .help = "Use fadvise() to advise the kernel on IO pattern", | |
925 | .def = "1", | |
214e1eca JA |
926 | }, |
927 | { | |
928 | .name = "fsync", | |
929 | .type = FIO_OPT_INT, | |
930 | .off1 = td_var_offset(fsync_blocks), | |
931 | .help = "Issue fsync for writes every given number of blocks", | |
932 | .def = "0", | |
933 | }, | |
934 | { | |
935 | .name = "direct", | |
936 | .type = FIO_OPT_BOOL, | |
937 | .off1 = td_var_offset(odirect), | |
938 | .help = "Use O_DIRECT IO (negates buffered)", | |
939 | .def = "0", | |
940 | }, | |
941 | { | |
942 | .name = "buffered", | |
943 | .type = FIO_OPT_BOOL, | |
944 | .off1 = td_var_offset(odirect), | |
945 | .neg = 1, | |
946 | .help = "Use buffered IO (negates direct)", | |
947 | .def = "1", | |
948 | }, | |
949 | { | |
950 | .name = "overwrite", | |
951 | .type = FIO_OPT_BOOL, | |
952 | .off1 = td_var_offset(overwrite), | |
953 | .help = "When writing, set whether to overwrite current data", | |
954 | .def = "0", | |
955 | }, | |
956 | { | |
957 | .name = "loops", | |
958 | .type = FIO_OPT_INT, | |
959 | .off1 = td_var_offset(loops), | |
960 | .help = "Number of times to run the job", | |
961 | .def = "1", | |
962 | }, | |
963 | { | |
964 | .name = "numjobs", | |
965 | .type = FIO_OPT_INT, | |
966 | .off1 = td_var_offset(numjobs), | |
967 | .help = "Duplicate this job this many times", | |
968 | .def = "1", | |
969 | }, | |
970 | { | |
971 | .name = "startdelay", | |
972 | .type = FIO_OPT_INT, | |
973 | .off1 = td_var_offset(start_delay), | |
974 | .help = "Only start job when this period has passed", | |
975 | .def = "0", | |
976 | }, | |
977 | { | |
978 | .name = "runtime", | |
979 | .alias = "timeout", | |
980 | .type = FIO_OPT_STR_VAL_TIME, | |
981 | .off1 = td_var_offset(timeout), | |
982 | .help = "Stop workload when this amount of time has passed", | |
983 | .def = "0", | |
984 | }, | |
cf4464ca JA |
985 | { |
986 | .name = "time_based", | |
987 | .type = FIO_OPT_STR_SET, | |
988 | .off1 = td_var_offset(time_based), | |
989 | .help = "Keep running until runtime/timeout is met", | |
990 | }, | |
721938ae JA |
991 | { |
992 | .name = "ramp_time", | |
993 | .type = FIO_OPT_STR_VAL_TIME, | |
994 | .off1 = td_var_offset(ramp_time), | |
995 | .help = "Ramp up time before measuring performance", | |
996 | }, | |
214e1eca JA |
997 | { |
998 | .name = "mem", | |
d3aad8f2 | 999 | .alias = "iomem", |
214e1eca JA |
1000 | .type = FIO_OPT_STR, |
1001 | .cb = str_mem_cb, | |
1002 | .off1 = td_var_offset(mem_type), | |
1003 | .help = "Backing type for IO buffers", | |
1004 | .def = "malloc", | |
1005 | .posval = { | |
1006 | { .ival = "malloc", | |
1007 | .oval = MEM_MALLOC, | |
1008 | .help = "Use malloc(3) for IO buffers", | |
1009 | }, | |
37c8cdfe JA |
1010 | { .ival = "shm", |
1011 | .oval = MEM_SHM, | |
1012 | .help = "Use shared memory segments for IO buffers", | |
1013 | }, | |
214e1eca JA |
1014 | #ifdef FIO_HAVE_HUGETLB |
1015 | { .ival = "shmhuge", | |
1016 | .oval = MEM_SHMHUGE, | |
1017 | .help = "Like shm, but use huge pages", | |
1018 | }, | |
b370e46a | 1019 | #endif |
37c8cdfe JA |
1020 | { .ival = "mmap", |
1021 | .oval = MEM_MMAP, | |
1022 | .help = "Use mmap(2) (file or anon) for IO buffers", | |
1023 | }, | |
214e1eca JA |
1024 | #ifdef FIO_HAVE_HUGETLB |
1025 | { .ival = "mmaphuge", | |
1026 | .oval = MEM_MMAPHUGE, | |
1027 | .help = "Like mmap, but use huge pages", | |
1028 | }, | |
1029 | #endif | |
1030 | }, | |
1031 | }, | |
1032 | { | |
1033 | .name = "verify", | |
1034 | .type = FIO_OPT_STR, | |
1035 | .off1 = td_var_offset(verify), | |
1036 | .help = "Verify data written", | |
1037 | .def = "0", | |
1038 | .posval = { | |
1039 | { .ival = "0", | |
1040 | .oval = VERIFY_NONE, | |
1041 | .help = "Don't do IO verification", | |
1042 | }, | |
fcca4b58 JA |
1043 | { .ival = "md5", |
1044 | .oval = VERIFY_MD5, | |
1045 | .help = "Use md5 checksums for verification", | |
1046 | }, | |
d77a7af3 JA |
1047 | { .ival = "crc64", |
1048 | .oval = VERIFY_CRC64, | |
1049 | .help = "Use crc64 checksums for verification", | |
1050 | }, | |
214e1eca JA |
1051 | { .ival = "crc32", |
1052 | .oval = VERIFY_CRC32, | |
1053 | .help = "Use crc32 checksums for verification", | |
1054 | }, | |
af497e6a JA |
1055 | { .ival = "crc32c-intel", |
1056 | .oval = VERIFY_CRC32C_INTEL, | |
1057 | .help = "Use hw crc32c checksums for verification", | |
1058 | }, | |
bac39e0e JA |
1059 | { .ival = "crc32c", |
1060 | .oval = VERIFY_CRC32C, | |
1061 | .help = "Use crc32c checksums for verification", | |
1062 | }, | |
969f7ed3 JA |
1063 | { .ival = "crc16", |
1064 | .oval = VERIFY_CRC16, | |
1065 | .help = "Use crc16 checksums for verification", | |
1066 | }, | |
1e154bdb JA |
1067 | { .ival = "crc7", |
1068 | .oval = VERIFY_CRC7, | |
1069 | .help = "Use crc7 checksums for verification", | |
1070 | }, | |
cd14cc10 JA |
1071 | { .ival = "sha256", |
1072 | .oval = VERIFY_SHA256, | |
1073 | .help = "Use sha256 checksums for verification", | |
1074 | }, | |
1075 | { .ival = "sha512", | |
1076 | .oval = VERIFY_SHA512, | |
1077 | .help = "Use sha512 checksums for verification", | |
1078 | }, | |
7437ee87 SL |
1079 | { .ival = "meta", |
1080 | .oval = VERIFY_META, | |
1081 | .help = "Use io information", | |
1082 | }, | |
36690c9b JA |
1083 | { |
1084 | .ival = "null", | |
1085 | .oval = VERIFY_NULL, | |
1086 | .help = "Pretend to verify", | |
1087 | }, | |
214e1eca JA |
1088 | }, |
1089 | }, | |
005c565a JA |
1090 | { |
1091 | .name = "do_verify", | |
68e1f29a | 1092 | .type = FIO_OPT_BOOL, |
005c565a JA |
1093 | .off1 = td_var_offset(do_verify), |
1094 | .help = "Run verification stage after write", | |
1095 | .def = "1", | |
1096 | .parent = "verify", | |
1097 | }, | |
160b966d JA |
1098 | { |
1099 | .name = "verifysort", | |
1100 | .type = FIO_OPT_BOOL, | |
1101 | .off1 = td_var_offset(verifysort), | |
1102 | .help = "Sort written verify blocks for read back", | |
1103 | .def = "1", | |
c83f2df1 | 1104 | .parent = "verify", |
160b966d | 1105 | }, |
3f9f4e26 | 1106 | { |
a59e170d | 1107 | .name = "verify_interval", |
e01b22b8 | 1108 | .type = FIO_OPT_INT, |
a59e170d | 1109 | .off1 = td_var_offset(verify_interval), |
819a9680 | 1110 | .minval = 2 * sizeof(struct verify_header), |
a59e170d | 1111 | .help = "Store verify buffer header every N bytes", |
afdf9352 | 1112 | .parent = "verify", |
3f9f4e26 | 1113 | }, |
546a9142 | 1114 | { |
a59e170d | 1115 | .name = "verify_offset", |
e01b22b8 | 1116 | .type = FIO_OPT_INT, |
a59e170d | 1117 | .help = "Offset verify header location by N bytes", |
546a9142 | 1118 | .def = "0", |
5ec10eaa | 1119 | .cb = str_verify_offset_cb, |
afdf9352 | 1120 | .parent = "verify", |
546a9142 | 1121 | }, |
e28218f3 SL |
1122 | { |
1123 | .name = "verify_pattern", | |
1124 | .type = FIO_OPT_INT, | |
1125 | .cb = str_verify_pattern_cb, | |
1126 | .help = "Fill pattern for IO buffers", | |
1127 | .parent = "verify", | |
1128 | }, | |
a12a3b4d JA |
1129 | { |
1130 | .name = "verify_fatal", | |
68e1f29a | 1131 | .type = FIO_OPT_BOOL, |
a12a3b4d JA |
1132 | .off1 = td_var_offset(verify_fatal), |
1133 | .def = "0", | |
1134 | .help = "Exit on a single verify failure, don't continue", | |
1135 | .parent = "verify", | |
1136 | }, | |
214e1eca JA |
1137 | { |
1138 | .name = "write_iolog", | |
1139 | .type = FIO_OPT_STR_STORE, | |
1140 | .off1 = td_var_offset(write_iolog_file), | |
1141 | .help = "Store IO pattern to file", | |
1142 | }, | |
1143 | { | |
1144 | .name = "read_iolog", | |
1145 | .type = FIO_OPT_STR_STORE, | |
1146 | .off1 = td_var_offset(read_iolog_file), | |
1147 | .help = "Playback IO pattern from file", | |
1148 | }, | |
1149 | { | |
1150 | .name = "exec_prerun", | |
1151 | .type = FIO_OPT_STR_STORE, | |
1152 | .off1 = td_var_offset(exec_prerun), | |
1153 | .help = "Execute this file prior to running job", | |
1154 | }, | |
1155 | { | |
1156 | .name = "exec_postrun", | |
1157 | .type = FIO_OPT_STR_STORE, | |
1158 | .off1 = td_var_offset(exec_postrun), | |
1159 | .help = "Execute this file after running job", | |
1160 | }, | |
1161 | #ifdef FIO_HAVE_IOSCHED_SWITCH | |
1162 | { | |
1163 | .name = "ioscheduler", | |
1164 | .type = FIO_OPT_STR_STORE, | |
1165 | .off1 = td_var_offset(ioscheduler), | |
1166 | .help = "Use this IO scheduler on the backing device", | |
1167 | }, | |
1168 | #endif | |
1169 | { | |
1170 | .name = "zonesize", | |
1171 | .type = FIO_OPT_STR_VAL, | |
1172 | .off1 = td_var_offset(zone_size), | |
1173 | .help = "Give size of an IO zone", | |
1174 | .def = "0", | |
1175 | }, | |
1176 | { | |
1177 | .name = "zoneskip", | |
1178 | .type = FIO_OPT_STR_VAL, | |
1179 | .off1 = td_var_offset(zone_skip), | |
1180 | .help = "Space between IO zones", | |
1181 | .def = "0", | |
1182 | }, | |
1183 | { | |
1184 | .name = "lockmem", | |
1185 | .type = FIO_OPT_STR_VAL, | |
1186 | .cb = str_lockmem_cb, | |
1187 | .help = "Lock down this amount of memory", | |
1188 | .def = "0", | |
1189 | }, | |
214e1eca JA |
1190 | { |
1191 | .name = "rwmixread", | |
1192 | .type = FIO_OPT_INT, | |
cb499fc4 | 1193 | .cb = str_rwmix_read_cb, |
214e1eca JA |
1194 | .maxval = 100, |
1195 | .help = "Percentage of mixed workload that is reads", | |
1196 | .def = "50", | |
1197 | }, | |
1198 | { | |
1199 | .name = "rwmixwrite", | |
1200 | .type = FIO_OPT_INT, | |
cb499fc4 | 1201 | .cb = str_rwmix_write_cb, |
214e1eca JA |
1202 | .maxval = 100, |
1203 | .help = "Percentage of mixed workload that is writes", | |
1204 | .def = "50", | |
1205 | }, | |
afdf9352 JA |
1206 | { |
1207 | .name = "rwmixcycle", | |
15ca150e | 1208 | .type = FIO_OPT_DEPRECATED, |
afdf9352 | 1209 | }, |
214e1eca JA |
1210 | { |
1211 | .name = "nice", | |
1212 | .type = FIO_OPT_INT, | |
1213 | .off1 = td_var_offset(nice), | |
1214 | .help = "Set job CPU nice value", | |
1215 | .minval = -19, | |
1216 | .maxval = 20, | |
1217 | .def = "0", | |
1218 | }, | |
1219 | #ifdef FIO_HAVE_IOPRIO | |
1220 | { | |
1221 | .name = "prio", | |
1222 | .type = FIO_OPT_INT, | |
1223 | .cb = str_prio_cb, | |
1224 | .help = "Set job IO priority value", | |
1225 | .minval = 0, | |
1226 | .maxval = 7, | |
1227 | }, | |
1228 | { | |
1229 | .name = "prioclass", | |
1230 | .type = FIO_OPT_INT, | |
1231 | .cb = str_prioclass_cb, | |
1232 | .help = "Set job IO priority class", | |
1233 | .minval = 0, | |
1234 | .maxval = 3, | |
1235 | }, | |
1236 | #endif | |
1237 | { | |
1238 | .name = "thinktime", | |
1239 | .type = FIO_OPT_INT, | |
1240 | .off1 = td_var_offset(thinktime), | |
1241 | .help = "Idle time between IO buffers (usec)", | |
1242 | .def = "0", | |
1243 | }, | |
1244 | { | |
1245 | .name = "thinktime_spin", | |
1246 | .type = FIO_OPT_INT, | |
1247 | .off1 = td_var_offset(thinktime_spin), | |
1248 | .help = "Start think time by spinning this amount (usec)", | |
1249 | .def = "0", | |
afdf9352 | 1250 | .parent = "thinktime", |
214e1eca JA |
1251 | }, |
1252 | { | |
1253 | .name = "thinktime_blocks", | |
1254 | .type = FIO_OPT_INT, | |
1255 | .off1 = td_var_offset(thinktime_blocks), | |
1256 | .help = "IO buffer period between 'thinktime'", | |
1257 | .def = "1", | |
afdf9352 | 1258 | .parent = "thinktime", |
214e1eca JA |
1259 | }, |
1260 | { | |
1261 | .name = "rate", | |
e01b22b8 | 1262 | .type = FIO_OPT_INT, |
581e7141 JA |
1263 | .off1 = td_var_offset(rate[0]), |
1264 | .off2 = td_var_offset(rate[1]), | |
214e1eca JA |
1265 | .help = "Set bandwidth rate", |
1266 | }, | |
1267 | { | |
1268 | .name = "ratemin", | |
e01b22b8 | 1269 | .type = FIO_OPT_INT, |
581e7141 JA |
1270 | .off1 = td_var_offset(ratemin[0]), |
1271 | .off2 = td_var_offset(ratemin[1]), | |
4e991c23 | 1272 | .help = "Job must meet this rate or it will be shutdown", |
afdf9352 | 1273 | .parent = "rate", |
4e991c23 JA |
1274 | }, |
1275 | { | |
1276 | .name = "rate_iops", | |
e01b22b8 | 1277 | .type = FIO_OPT_INT, |
581e7141 JA |
1278 | .off1 = td_var_offset(rate_iops[0]), |
1279 | .off2 = td_var_offset(rate_iops[1]), | |
4e991c23 JA |
1280 | .help = "Limit IO used to this number of IO operations/sec", |
1281 | }, | |
1282 | { | |
1283 | .name = "rate_iops_min", | |
e01b22b8 | 1284 | .type = FIO_OPT_INT, |
581e7141 JA |
1285 | .off1 = td_var_offset(rate_iops_min[0]), |
1286 | .off2 = td_var_offset(rate_iops_min[1]), | |
4e991c23 | 1287 | .help = "Job must meet this rate or it will be shutdown", |
afdf9352 | 1288 | .parent = "rate_iops", |
214e1eca JA |
1289 | }, |
1290 | { | |
1291 | .name = "ratecycle", | |
1292 | .type = FIO_OPT_INT, | |
1293 | .off1 = td_var_offset(ratecycle), | |
1294 | .help = "Window average for rate limits (msec)", | |
1295 | .def = "1000", | |
afdf9352 | 1296 | .parent = "rate", |
214e1eca JA |
1297 | }, |
1298 | { | |
1299 | .name = "invalidate", | |
1300 | .type = FIO_OPT_BOOL, | |
1301 | .off1 = td_var_offset(invalidate_cache), | |
1302 | .help = "Invalidate buffer/page cache prior to running job", | |
1303 | .def = "1", | |
1304 | }, | |
1305 | { | |
1306 | .name = "sync", | |
1307 | .type = FIO_OPT_BOOL, | |
1308 | .off1 = td_var_offset(sync_io), | |
1309 | .help = "Use O_SYNC for buffered writes", | |
1310 | .def = "0", | |
67a1000f | 1311 | .parent = "buffered", |
214e1eca JA |
1312 | }, |
1313 | { | |
1314 | .name = "bwavgtime", | |
1315 | .type = FIO_OPT_INT, | |
1316 | .off1 = td_var_offset(bw_avg_time), | |
5ec10eaa JA |
1317 | .help = "Time window over which to calculate bandwidth" |
1318 | " (msec)", | |
214e1eca JA |
1319 | .def = "500", |
1320 | }, | |
1321 | { | |
1322 | .name = "create_serialize", | |
1323 | .type = FIO_OPT_BOOL, | |
1324 | .off1 = td_var_offset(create_serialize), | |
1325 | .help = "Serialize creating of job files", | |
1326 | .def = "1", | |
1327 | }, | |
1328 | { | |
1329 | .name = "create_fsync", | |
1330 | .type = FIO_OPT_BOOL, | |
1331 | .off1 = td_var_offset(create_fsync), | |
1332 | .help = "Fsync file after creation", | |
1333 | .def = "1", | |
1334 | }, | |
814452bd JA |
1335 | { |
1336 | .name = "create_on_open", | |
1337 | .type = FIO_OPT_BOOL, | |
1338 | .off1 = td_var_offset(create_on_open), | |
1339 | .help = "Create files when they are opened for IO", | |
1340 | .def = "0", | |
1341 | }, | |
afad68f7 ZY |
1342 | { |
1343 | .name = "pre_read", | |
1344 | .type = FIO_OPT_BOOL, | |
1345 | .off1 = td_var_offset(pre_read), | |
1346 | .help = "Preread files before starting official testing", | |
1347 | .def = "0", | |
1348 | }, | |
214e1eca JA |
1349 | { |
1350 | .name = "cpuload", | |
1351 | .type = FIO_OPT_INT, | |
1352 | .off1 = td_var_offset(cpuload), | |
1353 | .help = "Use this percentage of CPU", | |
1354 | }, | |
1355 | { | |
1356 | .name = "cpuchunks", | |
1357 | .type = FIO_OPT_INT, | |
1358 | .off1 = td_var_offset(cpucycle), | |
1359 | .help = "Length of the CPU burn cycles (usecs)", | |
1360 | .def = "50000", | |
67a1000f | 1361 | .parent = "cpuload", |
214e1eca JA |
1362 | }, |
1363 | #ifdef FIO_HAVE_CPU_AFFINITY | |
1364 | { | |
1365 | .name = "cpumask", | |
1366 | .type = FIO_OPT_INT, | |
1367 | .cb = str_cpumask_cb, | |
1368 | .help = "CPU affinity mask", | |
1369 | }, | |
d2e268b0 JA |
1370 | { |
1371 | .name = "cpus_allowed", | |
1372 | .type = FIO_OPT_STR, | |
1373 | .cb = str_cpus_allowed_cb, | |
1374 | .help = "Set CPUs allowed", | |
1375 | }, | |
214e1eca JA |
1376 | #endif |
1377 | { | |
1378 | .name = "end_fsync", | |
1379 | .type = FIO_OPT_BOOL, | |
1380 | .off1 = td_var_offset(end_fsync), | |
1381 | .help = "Include fsync at the end of job", | |
1382 | .def = "0", | |
1383 | }, | |
1384 | { | |
1385 | .name = "fsync_on_close", | |
1386 | .type = FIO_OPT_BOOL, | |
1387 | .off1 = td_var_offset(fsync_on_close), | |
1388 | .help = "fsync files on close", | |
1389 | .def = "0", | |
1390 | }, | |
1391 | { | |
1392 | .name = "unlink", | |
1393 | .type = FIO_OPT_BOOL, | |
1394 | .off1 = td_var_offset(unlink), | |
1395 | .help = "Unlink created files after job has completed", | |
1396 | .def = "0", | |
1397 | }, | |
1398 | { | |
1399 | .name = "exitall", | |
1400 | .type = FIO_OPT_STR_SET, | |
1401 | .cb = str_exitall_cb, | |
1402 | .help = "Terminate all jobs when one exits", | |
1403 | }, | |
1404 | { | |
1405 | .name = "stonewall", | |
1406 | .type = FIO_OPT_STR_SET, | |
1407 | .off1 = td_var_offset(stonewall), | |
1408 | .help = "Insert a hard barrier between this job and previous", | |
1409 | }, | |
b3d62a75 JA |
1410 | { |
1411 | .name = "new_group", | |
1412 | .type = FIO_OPT_STR_SET, | |
1413 | .off1 = td_var_offset(new_group), | |
1414 | .help = "Mark the start of a new group (for reporting)", | |
1415 | }, | |
214e1eca JA |
1416 | { |
1417 | .name = "thread", | |
1418 | .type = FIO_OPT_STR_SET, | |
1419 | .off1 = td_var_offset(use_thread), | |
1420 | .help = "Use threads instead of forks", | |
1421 | }, | |
1422 | { | |
1423 | .name = "write_bw_log", | |
e3cedca7 | 1424 | .type = FIO_OPT_STR, |
214e1eca | 1425 | .off1 = td_var_offset(write_bw_log), |
e3cedca7 | 1426 | .cb = str_write_bw_log_cb, |
214e1eca JA |
1427 | .help = "Write log of bandwidth during run", |
1428 | }, | |
1429 | { | |
1430 | .name = "write_lat_log", | |
e3cedca7 | 1431 | .type = FIO_OPT_STR, |
214e1eca | 1432 | .off1 = td_var_offset(write_lat_log), |
e3cedca7 | 1433 | .cb = str_write_lat_log_cb, |
214e1eca JA |
1434 | .help = "Write log of latency during run", |
1435 | }, | |
1436 | { | |
1437 | .name = "hugepage-size", | |
e01b22b8 | 1438 | .type = FIO_OPT_INT, |
214e1eca JA |
1439 | .off1 = td_var_offset(hugepage_size), |
1440 | .help = "When using hugepages, specify size of each page", | |
1441 | .def = __stringify(FIO_HUGE_PAGE), | |
1442 | }, | |
1443 | { | |
1444 | .name = "group_reporting", | |
1445 | .type = FIO_OPT_STR_SET, | |
1446 | .off1 = td_var_offset(group_reporting), | |
1447 | .help = "Do reporting on a per-group basis", | |
1448 | }, | |
e9459e5a JA |
1449 | { |
1450 | .name = "zero_buffers", | |
1451 | .type = FIO_OPT_STR_SET, | |
1452 | .off1 = td_var_offset(zero_buffers), | |
1453 | .help = "Init IO buffers to all zeroes", | |
1454 | }, | |
5973cafb JA |
1455 | { |
1456 | .name = "refill_buffers", | |
1457 | .type = FIO_OPT_STR_SET, | |
1458 | .off1 = td_var_offset(refill_buffers), | |
1459 | .help = "Refill IO buffers on every IO submit", | |
1460 | }, | |
0a839f30 JA |
1461 | #ifdef FIO_HAVE_DISK_UTIL |
1462 | { | |
1463 | .name = "disk_util", | |
1464 | .type = FIO_OPT_BOOL, | |
1465 | .off1 = td_var_offset(do_disk_util), | |
f66ab3c8 | 1466 | .help = "Log disk utilization statistics", |
0a839f30 JA |
1467 | .def = "1", |
1468 | }, | |
1469 | #endif | |
993bf48b JA |
1470 | { |
1471 | .name = "gtod_reduce", | |
1472 | .type = FIO_OPT_BOOL, | |
1473 | .help = "Greatly reduce number of gettimeofday() calls", | |
1474 | .cb = str_gtod_reduce_cb, | |
1475 | .def = "0", | |
1476 | }, | |
9520ebb9 JA |
1477 | { |
1478 | .name = "disable_clat", | |
1479 | .type = FIO_OPT_BOOL, | |
1480 | .off1 = td_var_offset(disable_clat), | |
1481 | .help = "Disable completion latency numbers", | |
993bf48b | 1482 | .parent = "gtod_reduce", |
9520ebb9 JA |
1483 | .def = "0", |
1484 | }, | |
1485 | { | |
1486 | .name = "disable_slat", | |
1487 | .type = FIO_OPT_BOOL, | |
1488 | .off1 = td_var_offset(disable_slat), | |
1489 | .help = "Disable submissionn latency numbers", | |
993bf48b | 1490 | .parent = "gtod_reduce", |
9520ebb9 JA |
1491 | .def = "0", |
1492 | }, | |
1493 | { | |
1494 | .name = "disable_bw_measurement", | |
1495 | .type = FIO_OPT_BOOL, | |
1496 | .off1 = td_var_offset(disable_bw), | |
1497 | .help = "Disable bandwidth logging", | |
993bf48b | 1498 | .parent = "gtod_reduce", |
9520ebb9 JA |
1499 | .def = "0", |
1500 | }, | |
be4ecfdf JA |
1501 | { |
1502 | .name = "gtod_cpu", | |
1503 | .type = FIO_OPT_INT, | |
1504 | .cb = str_gtod_cpu_cb, | |
1505 | .help = "Setup dedicated gettimeofday() thread on this CPU", | |
1506 | }, | |
f2bba182 RR |
1507 | { |
1508 | .name = "continue_on_error", | |
1509 | .type = FIO_OPT_BOOL, | |
1510 | .off1 = td_var_offset(continue_on_error), | |
1511 | .help = "Continue on non-fatal errors during I/O", | |
1512 | .def = "0", | |
1513 | }, | |
214e1eca JA |
1514 | { |
1515 | .name = NULL, | |
1516 | }, | |
1517 | }; | |
1518 | ||
1519 | void fio_options_dup_and_init(struct option *long_options) | |
1520 | { | |
1521 | struct fio_option *o; | |
1522 | unsigned int i; | |
1523 | ||
1524 | options_init(options); | |
1525 | ||
1526 | i = 0; | |
1527 | while (long_options[i].name) | |
1528 | i++; | |
1529 | ||
1530 | o = &options[0]; | |
1531 | while (o->name) { | |
5921e80c | 1532 | long_options[i].name = (char *) o->name; |
214e1eca JA |
1533 | long_options[i].val = FIO_GETOPT_JOB; |
1534 | if (o->type == FIO_OPT_STR_SET) | |
1535 | long_options[i].has_arg = no_argument; | |
1536 | else | |
1537 | long_options[i].has_arg = required_argument; | |
1538 | ||
1539 | i++; | |
1540 | o++; | |
1541 | assert(i < FIO_NR_OPTIONS); | |
1542 | } | |
1543 | } | |
1544 | ||
3b8b7135 | 1545 | int fio_options_parse(struct thread_data *td, char **opts, int num_opts) |
214e1eca | 1546 | { |
3b8b7135 JA |
1547 | int i, ret; |
1548 | ||
1549 | sort_options(opts, options, num_opts); | |
1550 | ||
1551 | for (ret = 0, i = 0; i < num_opts; i++) | |
1552 | ret |= parse_option(opts[i], options, td); | |
1553 | ||
1554 | return ret; | |
214e1eca JA |
1555 | } |
1556 | ||
1557 | int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val) | |
1558 | { | |
1559 | return parse_cmd_option(opt, val, options, td); | |
1560 | } | |
1561 | ||
1562 | void fio_fill_default_options(struct thread_data *td) | |
1563 | { | |
1564 | fill_default_options(td, options); | |
1565 | } | |
1566 | ||
1567 | int fio_show_option_help(const char *opt) | |
1568 | { | |
1569 | return show_cmd_help(options, opt); | |
1570 | } | |
d23bb327 JA |
1571 | |
1572 | static void __options_mem(struct thread_data *td, int alloc) | |
1573 | { | |
1574 | struct thread_options *o = &td->o; | |
1575 | struct fio_option *opt; | |
1576 | char **ptr; | |
1577 | int i; | |
1578 | ||
1579 | for (i = 0, opt = &options[0]; opt->name; i++, opt = &options[i]) { | |
1580 | if (opt->type != FIO_OPT_STR_STORE) | |
1581 | continue; | |
1582 | ||
1583 | ptr = (void *) o + opt->off1; | |
1584 | if (*ptr) { | |
1585 | if (alloc) | |
1586 | *ptr = strdup(*ptr); | |
1587 | else { | |
1588 | free(*ptr); | |
1589 | *ptr = NULL; | |
1590 | } | |
1591 | } | |
1592 | } | |
1593 | } | |
1594 | ||
1595 | /* | |
1596 | * dupe FIO_OPT_STR_STORE options | |
1597 | */ | |
1598 | void options_mem_dupe(struct thread_data *td) | |
1599 | { | |
1600 | __options_mem(td, 1); | |
1601 | } | |
1602 | ||
22d66213 | 1603 | void options_mem_free(struct thread_data fio_unused *td) |
d23bb327 | 1604 | { |
22d66213 | 1605 | #if 0 |
d23bb327 | 1606 | __options_mem(td, 0); |
22d66213 | 1607 | #endif |
d23bb327 | 1608 | } |