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> | |
8 | ||
9 | #include "fio.h" | |
10 | #include "parse.h" | |
90059d65 | 11 | #include "fls.h" |
214e1eca | 12 | |
2dc1bbeb | 13 | #define td_var_offset(var) ((size_t) &((struct thread_options *)0)->var) |
214e1eca JA |
14 | |
15 | /* | |
16 | * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that. | |
17 | */ | |
18 | static char *get_opt_postfix(const char *str) | |
19 | { | |
20 | char *p = strstr(str, ":"); | |
21 | ||
22 | if (!p) | |
23 | return NULL; | |
24 | ||
25 | p++; | |
26 | strip_blank_front(&p); | |
27 | strip_blank_end(p); | |
28 | return strdup(p); | |
29 | } | |
30 | ||
211097b2 JA |
31 | static int str_rw_cb(void *data, const char *str) |
32 | { | |
33 | struct thread_data *td = data; | |
34 | char *nr = get_opt_postfix(str); | |
35 | ||
fafdba3c | 36 | td->o.ddir_nr = 1; |
211097b2 JA |
37 | if (nr) |
38 | td->o.ddir_nr = atoi(nr); | |
39 | ||
211097b2 JA |
40 | return 0; |
41 | } | |
42 | ||
214e1eca JA |
43 | static int str_mem_cb(void *data, const char *mem) |
44 | { | |
45 | struct thread_data *td = data; | |
46 | ||
2dc1bbeb | 47 | if (td->o.mem_type == MEM_MMAPHUGE || td->o.mem_type == MEM_MMAP) { |
214e1eca | 48 | td->mmapfile = get_opt_postfix(mem); |
2dc1bbeb | 49 | if (td->o.mem_type == MEM_MMAPHUGE && !td->mmapfile) { |
214e1eca JA |
50 | log_err("fio: mmaphuge:/path/to/file\n"); |
51 | return 1; | |
52 | } | |
53 | } | |
54 | ||
55 | return 0; | |
56 | } | |
57 | ||
58 | static int str_lockmem_cb(void fio_unused *data, unsigned long *val) | |
59 | { | |
60 | mlock_size = *val; | |
61 | return 0; | |
62 | } | |
63 | ||
64 | #ifdef FIO_HAVE_IOPRIO | |
65 | static int str_prioclass_cb(void *data, unsigned int *val) | |
66 | { | |
67 | struct thread_data *td = data; | |
6cefbe33 JA |
68 | unsigned short mask; |
69 | ||
70 | /* | |
71 | * mask off old class bits, str_prio_cb() may have set a default class | |
72 | */ | |
73 | mask = (1 << IOPRIO_CLASS_SHIFT) - 1; | |
74 | td->ioprio &= mask; | |
214e1eca JA |
75 | |
76 | td->ioprio |= *val << IOPRIO_CLASS_SHIFT; | |
ac684785 | 77 | td->ioprio_set = 1; |
214e1eca JA |
78 | return 0; |
79 | } | |
80 | ||
81 | static int str_prio_cb(void *data, unsigned int *val) | |
82 | { | |
83 | struct thread_data *td = data; | |
84 | ||
85 | td->ioprio |= *val; | |
6cefbe33 JA |
86 | |
87 | /* | |
88 | * If no class is set, assume BE | |
89 | */ | |
90 | if ((td->ioprio >> IOPRIO_CLASS_SHIFT) == 0) | |
91 | td->ioprio |= IOPRIO_CLASS_BE << IOPRIO_CLASS_SHIFT; | |
92 | ||
ac684785 | 93 | td->ioprio_set = 1; |
214e1eca JA |
94 | return 0; |
95 | } | |
96 | #endif | |
97 | ||
98 | static int str_exitall_cb(void) | |
99 | { | |
100 | exitall_on_terminate = 1; | |
101 | return 0; | |
102 | } | |
103 | ||
214e1eca | 104 | #ifdef FIO_HAVE_CPU_AFFINITY |
d2e268b0 JA |
105 | static int str_cpumask_cb(void *data, unsigned int *val) |
106 | { | |
107 | struct thread_data *td = data; | |
214e1eca JA |
108 | unsigned int i; |
109 | ||
d2e268b0 | 110 | CPU_ZERO(&td->o.cpumask); |
214e1eca | 111 | |
e600f7f1 | 112 | for (i = 0; i < sizeof(int) * 8; i++) |
d2e268b0 JA |
113 | if ((1 << i) & *val) |
114 | CPU_SET(*val, &td->o.cpumask); | |
115 | ||
116 | td->o.cpumask_set = 1; | |
117 | return 0; | |
214e1eca JA |
118 | } |
119 | ||
d2e268b0 | 120 | static int str_cpus_allowed_cb(void *data, const char *input) |
214e1eca JA |
121 | { |
122 | struct thread_data *td = data; | |
d2e268b0 JA |
123 | char *cpu, *str, *p; |
124 | ||
125 | CPU_ZERO(&td->o.cpumask); | |
126 | ||
127 | p = str = strdup(input); | |
214e1eca | 128 | |
d2e268b0 JA |
129 | strip_blank_front(&str); |
130 | strip_blank_end(str); | |
131 | ||
132 | while ((cpu = strsep(&str, ",")) != NULL) { | |
133 | if (!strlen(cpu)) | |
134 | break; | |
135 | CPU_SET(atoi(cpu), &td->o.cpumask); | |
136 | } | |
137 | ||
138 | free(p); | |
375b2695 | 139 | td->o.cpumask_set = 1; |
d2e268b0 | 140 | exit(0); |
214e1eca JA |
141 | return 0; |
142 | } | |
d2e268b0 | 143 | #endif |
214e1eca JA |
144 | |
145 | static int str_fst_cb(void *data, const char *str) | |
146 | { | |
147 | struct thread_data *td = data; | |
148 | char *nr = get_opt_postfix(str); | |
149 | ||
150 | td->file_service_nr = 1; | |
151 | if (nr) | |
152 | td->file_service_nr = atoi(nr); | |
153 | ||
154 | return 0; | |
155 | } | |
156 | ||
157 | static int str_filename_cb(void *data, const char *input) | |
158 | { | |
159 | struct thread_data *td = data; | |
160 | char *fname, *str, *p; | |
161 | ||
162 | p = str = strdup(input); | |
163 | ||
164 | strip_blank_front(&str); | |
165 | strip_blank_end(str); | |
166 | ||
167 | if (!td->files_index) | |
2dc1bbeb | 168 | td->o.nr_files = 0; |
214e1eca JA |
169 | |
170 | while ((fname = strsep(&str, ":")) != NULL) { | |
171 | if (!strlen(fname)) | |
172 | break; | |
173 | add_file(td, fname); | |
2dc1bbeb | 174 | td->o.nr_files++; |
214e1eca JA |
175 | } |
176 | ||
177 | free(p); | |
178 | return 0; | |
179 | } | |
180 | ||
181 | static int str_directory_cb(void *data, const char fio_unused *str) | |
182 | { | |
183 | struct thread_data *td = data; | |
184 | struct stat sb; | |
185 | ||
2dc1bbeb JA |
186 | if (lstat(td->o.directory, &sb) < 0) { |
187 | log_err("fio: %s is not a directory\n", td->o.directory); | |
214e1eca JA |
188 | td_verror(td, errno, "lstat"); |
189 | return 1; | |
190 | } | |
191 | if (!S_ISDIR(sb.st_mode)) { | |
2dc1bbeb | 192 | log_err("fio: %s is not a directory\n", td->o.directory); |
214e1eca JA |
193 | return 1; |
194 | } | |
195 | ||
196 | return 0; | |
197 | } | |
198 | ||
199 | static int str_opendir_cb(void *data, const char fio_unused *str) | |
200 | { | |
201 | struct thread_data *td = data; | |
202 | ||
203 | if (!td->files_index) | |
2dc1bbeb | 204 | td->o.nr_files = 0; |
214e1eca | 205 | |
2dc1bbeb | 206 | return add_dir_files(td, td->o.opendir); |
214e1eca JA |
207 | } |
208 | ||
a59e170d | 209 | static int str_verify_offset_cb(void *data, unsigned int *off) |
546a9142 SL |
210 | { |
211 | struct thread_data *td = data; | |
a59e170d | 212 | |
546a9142 | 213 | if (*off && *off < sizeof(struct verify_header)) { |
a59e170d | 214 | log_err("fio: verify_offset too small\n"); |
546a9142 SL |
215 | return 1; |
216 | } | |
a59e170d JA |
217 | |
218 | td->o.verify_offset = *off; | |
546a9142 SL |
219 | return 0; |
220 | } | |
221 | ||
bfb41d98 | 222 | static int str_verify_cb(void *data, const char *mem) |
90059d65 JA |
223 | { |
224 | struct thread_data *td = data; | |
bfb41d98 JA |
225 | unsigned int nr, msb; |
226 | char *pat; | |
90059d65 | 227 | |
bfb41d98 JA |
228 | if (td->o.verify != VERIFY_PATTERN) |
229 | return 0; | |
230 | ||
231 | pat = get_opt_postfix(mem); | |
232 | if (!pat) { | |
233 | log_err("fio: missing pattern\n"); | |
234 | return 1; | |
235 | } | |
236 | ||
237 | if (strstr(pat, "0x") || strstr(pat, "0X")) | |
238 | nr = strtol(pat, NULL, 16); | |
239 | else | |
240 | nr = strtol(pat, NULL, 16); | |
241 | ||
242 | msb = fls(nr); | |
90059d65 JA |
243 | if (msb <= 8) |
244 | td->o.verify_pattern_bytes = 1; | |
245 | else if (msb <= 16) | |
246 | td->o.verify_pattern_bytes = 2; | |
247 | else if (msb <= 24) | |
248 | td->o.verify_pattern_bytes = 3; | |
249 | else | |
250 | td->o.verify_pattern_bytes = 4; | |
251 | ||
bfb41d98 | 252 | td->o.verify_pattern = nr; |
90059d65 JA |
253 | return 0; |
254 | } | |
214e1eca JA |
255 | |
256 | #define __stringify_1(x) #x | |
257 | #define __stringify(x) __stringify_1(x) | |
258 | ||
259 | /* | |
260 | * Map of job/command line options | |
261 | */ | |
262 | static struct fio_option options[] = { | |
263 | { | |
264 | .name = "description", | |
265 | .type = FIO_OPT_STR_STORE, | |
266 | .off1 = td_var_offset(description), | |
267 | .help = "Text job description", | |
268 | }, | |
269 | { | |
270 | .name = "name", | |
271 | .type = FIO_OPT_STR_STORE, | |
272 | .off1 = td_var_offset(name), | |
273 | .help = "Name of this job", | |
274 | }, | |
275 | { | |
276 | .name = "directory", | |
277 | .type = FIO_OPT_STR_STORE, | |
278 | .off1 = td_var_offset(directory), | |
279 | .cb = str_directory_cb, | |
280 | .help = "Directory to store files in", | |
281 | }, | |
282 | { | |
283 | .name = "filename", | |
284 | .type = FIO_OPT_STR_STORE, | |
285 | .off1 = td_var_offset(filename), | |
286 | .cb = str_filename_cb, | |
287 | .help = "File(s) to use for the workload", | |
288 | }, | |
289 | { | |
290 | .name = "opendir", | |
291 | .type = FIO_OPT_STR_STORE, | |
292 | .off1 = td_var_offset(opendir), | |
293 | .cb = str_opendir_cb, | |
294 | .help = "Recursively add files from this directory and down", | |
295 | }, | |
296 | { | |
297 | .name = "rw", | |
d3aad8f2 | 298 | .alias = "readwrite", |
214e1eca | 299 | .type = FIO_OPT_STR, |
211097b2 | 300 | .cb = str_rw_cb, |
214e1eca JA |
301 | .off1 = td_var_offset(td_ddir), |
302 | .help = "IO direction", | |
303 | .def = "read", | |
304 | .posval = { | |
305 | { .ival = "read", | |
306 | .oval = TD_DDIR_READ, | |
307 | .help = "Sequential read", | |
308 | }, | |
309 | { .ival = "write", | |
310 | .oval = TD_DDIR_WRITE, | |
311 | .help = "Sequential write", | |
312 | }, | |
313 | { .ival = "randread", | |
314 | .oval = TD_DDIR_RANDREAD, | |
315 | .help = "Random read", | |
316 | }, | |
317 | { .ival = "randwrite", | |
318 | .oval = TD_DDIR_RANDWRITE, | |
319 | .help = "Random write", | |
320 | }, | |
321 | { .ival = "rw", | |
322 | .oval = TD_DDIR_RW, | |
323 | .help = "Sequential read and write mix", | |
324 | }, | |
325 | { .ival = "randrw", | |
326 | .oval = TD_DDIR_RANDRW, | |
327 | .help = "Random read and write mix" | |
328 | }, | |
329 | }, | |
330 | }, | |
331 | { | |
332 | .name = "ioengine", | |
333 | .type = FIO_OPT_STR_STORE, | |
334 | .off1 = td_var_offset(ioengine), | |
335 | .help = "IO engine to use", | |
336 | .def = "sync", | |
337 | .posval = { | |
338 | { .ival = "sync", | |
339 | .help = "Use read/write", | |
340 | }, | |
a31041ea | 341 | { .ival = "psync", |
342 | .help = "Use pread/pwrite", | |
343 | }, | |
214e1eca JA |
344 | #ifdef FIO_HAVE_LIBAIO |
345 | { .ival = "libaio", | |
346 | .help = "Linux native asynchronous IO", | |
347 | }, | |
348 | #endif | |
349 | #ifdef FIO_HAVE_POSIXAIO | |
350 | { .ival = "posixaio", | |
351 | .help = "POSIX asynchronous IO", | |
352 | }, | |
353 | #endif | |
354 | { .ival = "mmap", | |
355 | .help = "Memory mapped IO", | |
356 | }, | |
357 | #ifdef FIO_HAVE_SPLICE | |
358 | { .ival = "splice", | |
359 | .help = "splice/vmsplice based IO", | |
360 | }, | |
9cce02e8 JA |
361 | { .ival = "netsplice", |
362 | .help = "splice/vmsplice to/from the network", | |
363 | }, | |
214e1eca JA |
364 | #endif |
365 | #ifdef FIO_HAVE_SGIO | |
366 | { .ival = "sg", | |
367 | .help = "SCSI generic v3 IO", | |
368 | }, | |
369 | #endif | |
370 | { .ival = "null", | |
371 | .help = "Testing engine (no data transfer)", | |
372 | }, | |
373 | { .ival = "net", | |
374 | .help = "Network IO", | |
375 | }, | |
376 | #ifdef FIO_HAVE_SYSLET | |
377 | { .ival = "syslet-rw", | |
378 | .help = "syslet enabled async pread/pwrite IO", | |
379 | }, | |
380 | #endif | |
381 | { .ival = "cpuio", | |
382 | .help = "CPU cycler burner engine", | |
383 | }, | |
b8c82a46 JA |
384 | #ifdef FIO_HAVE_GUASI |
385 | { .ival = "guasi", | |
386 | .help = "GUASI IO engine", | |
387 | }, | |
388 | #endif | |
214e1eca JA |
389 | { .ival = "external", |
390 | .help = "Load external engine (append name)", | |
391 | }, | |
392 | }, | |
393 | }, | |
394 | { | |
395 | .name = "iodepth", | |
396 | .type = FIO_OPT_INT, | |
397 | .off1 = td_var_offset(iodepth), | |
398 | .help = "Amount of IO buffers to keep in flight", | |
399 | .def = "1", | |
400 | }, | |
401 | { | |
402 | .name = "iodepth_batch", | |
403 | .type = FIO_OPT_INT, | |
404 | .off1 = td_var_offset(iodepth_batch), | |
405 | .help = "Number of IO to submit in one go", | |
afdf9352 | 406 | .parent = "iodepth", |
214e1eca JA |
407 | }, |
408 | { | |
409 | .name = "iodepth_low", | |
410 | .type = FIO_OPT_INT, | |
411 | .off1 = td_var_offset(iodepth_low), | |
412 | .help = "Low water mark for queuing depth", | |
afdf9352 | 413 | .parent = "iodepth", |
214e1eca JA |
414 | }, |
415 | { | |
416 | .name = "size", | |
417 | .type = FIO_OPT_STR_VAL, | |
2dc1bbeb | 418 | .off1 = td_var_offset(size), |
c3edbdba | 419 | .minval = 1, |
214e1eca JA |
420 | .help = "Total size of device or files", |
421 | }, | |
422 | { | |
423 | .name = "filesize", | |
424 | .type = FIO_OPT_STR_VAL, | |
425 | .off1 = td_var_offset(file_size_low), | |
426 | .off2 = td_var_offset(file_size_high), | |
c3edbdba | 427 | .minval = 1, |
214e1eca JA |
428 | .help = "Size of individual files", |
429 | }, | |
67a1000f JA |
430 | { |
431 | .name = "offset", | |
432 | .alias = "fileoffset", | |
433 | .type = FIO_OPT_STR_VAL, | |
434 | .off1 = td_var_offset(start_offset), | |
435 | .help = "Start IO from this offset", | |
436 | .def = "0", | |
437 | }, | |
214e1eca JA |
438 | { |
439 | .name = "bs", | |
d3aad8f2 | 440 | .alias = "blocksize", |
214e1eca JA |
441 | .type = FIO_OPT_STR_VAL_INT, |
442 | .off1 = td_var_offset(bs[DDIR_READ]), | |
443 | .off2 = td_var_offset(bs[DDIR_WRITE]), | |
c3edbdba | 444 | .minval = 1, |
214e1eca JA |
445 | .help = "Block size unit", |
446 | .def = "4k", | |
67a1000f | 447 | .parent = "rw", |
214e1eca JA |
448 | }, |
449 | { | |
450 | .name = "bsrange", | |
d3aad8f2 | 451 | .alias = "blocksize_range", |
214e1eca JA |
452 | .type = FIO_OPT_RANGE, |
453 | .off1 = td_var_offset(min_bs[DDIR_READ]), | |
454 | .off2 = td_var_offset(max_bs[DDIR_READ]), | |
455 | .off3 = td_var_offset(min_bs[DDIR_WRITE]), | |
456 | .off4 = td_var_offset(max_bs[DDIR_WRITE]), | |
c3edbdba | 457 | .minval = 1, |
214e1eca | 458 | .help = "Set block size range (in more detail than bs)", |
67a1000f | 459 | .parent = "rw", |
214e1eca JA |
460 | }, |
461 | { | |
462 | .name = "bs_unaligned", | |
d3aad8f2 | 463 | .alias = "blocksize_unaligned", |
214e1eca JA |
464 | .type = FIO_OPT_STR_SET, |
465 | .off1 = td_var_offset(bs_unaligned), | |
466 | .help = "Don't sector align IO buffer sizes", | |
67a1000f | 467 | .parent = "rw", |
214e1eca JA |
468 | }, |
469 | { | |
470 | .name = "randrepeat", | |
471 | .type = FIO_OPT_BOOL, | |
472 | .off1 = td_var_offset(rand_repeatable), | |
473 | .help = "Use repeatable random IO pattern", | |
474 | .def = "1", | |
67a1000f | 475 | .parent = "rw", |
214e1eca JA |
476 | }, |
477 | { | |
478 | .name = "norandommap", | |
479 | .type = FIO_OPT_STR_SET, | |
480 | .off1 = td_var_offset(norandommap), | |
481 | .help = "Accept potential duplicate random blocks", | |
67a1000f | 482 | .parent = "rw", |
214e1eca JA |
483 | }, |
484 | { | |
485 | .name = "nrfiles", | |
486 | .type = FIO_OPT_INT, | |
487 | .off1 = td_var_offset(nr_files), | |
488 | .help = "Split job workload between this number of files", | |
489 | .def = "1", | |
490 | }, | |
491 | { | |
492 | .name = "openfiles", | |
493 | .type = FIO_OPT_INT, | |
494 | .off1 = td_var_offset(open_files), | |
495 | .help = "Number of files to keep open at the same time", | |
496 | }, | |
497 | { | |
498 | .name = "file_service_type", | |
499 | .type = FIO_OPT_STR, | |
500 | .cb = str_fst_cb, | |
501 | .off1 = td_var_offset(file_service_type), | |
502 | .help = "How to select which file to service next", | |
503 | .def = "roundrobin", | |
504 | .posval = { | |
505 | { .ival = "random", | |
506 | .oval = FIO_FSERVICE_RANDOM, | |
507 | .help = "Choose a file at random", | |
508 | }, | |
509 | { .ival = "roundrobin", | |
510 | .oval = FIO_FSERVICE_RR, | |
511 | .help = "Round robin select files", | |
512 | }, | |
513 | }, | |
67a1000f JA |
514 | .parent = "nrfiles", |
515 | }, | |
516 | { | |
517 | .name = "fadvise_hint", | |
518 | .type = FIO_OPT_BOOL, | |
519 | .off1 = td_var_offset(fadvise_hint), | |
520 | .help = "Use fadvise() to advise the kernel on IO pattern", | |
521 | .def = "1", | |
214e1eca JA |
522 | }, |
523 | { | |
524 | .name = "fsync", | |
525 | .type = FIO_OPT_INT, | |
526 | .off1 = td_var_offset(fsync_blocks), | |
527 | .help = "Issue fsync for writes every given number of blocks", | |
528 | .def = "0", | |
529 | }, | |
530 | { | |
531 | .name = "direct", | |
532 | .type = FIO_OPT_BOOL, | |
533 | .off1 = td_var_offset(odirect), | |
534 | .help = "Use O_DIRECT IO (negates buffered)", | |
535 | .def = "0", | |
536 | }, | |
537 | { | |
538 | .name = "buffered", | |
539 | .type = FIO_OPT_BOOL, | |
540 | .off1 = td_var_offset(odirect), | |
541 | .neg = 1, | |
542 | .help = "Use buffered IO (negates direct)", | |
543 | .def = "1", | |
544 | }, | |
545 | { | |
546 | .name = "overwrite", | |
547 | .type = FIO_OPT_BOOL, | |
548 | .off1 = td_var_offset(overwrite), | |
549 | .help = "When writing, set whether to overwrite current data", | |
550 | .def = "0", | |
551 | }, | |
552 | { | |
553 | .name = "loops", | |
554 | .type = FIO_OPT_INT, | |
555 | .off1 = td_var_offset(loops), | |
556 | .help = "Number of times to run the job", | |
557 | .def = "1", | |
558 | }, | |
559 | { | |
560 | .name = "numjobs", | |
561 | .type = FIO_OPT_INT, | |
562 | .off1 = td_var_offset(numjobs), | |
563 | .help = "Duplicate this job this many times", | |
564 | .def = "1", | |
565 | }, | |
566 | { | |
567 | .name = "startdelay", | |
568 | .type = FIO_OPT_INT, | |
569 | .off1 = td_var_offset(start_delay), | |
570 | .help = "Only start job when this period has passed", | |
571 | .def = "0", | |
572 | }, | |
573 | { | |
574 | .name = "runtime", | |
575 | .alias = "timeout", | |
576 | .type = FIO_OPT_STR_VAL_TIME, | |
577 | .off1 = td_var_offset(timeout), | |
578 | .help = "Stop workload when this amount of time has passed", | |
579 | .def = "0", | |
580 | }, | |
cf4464ca JA |
581 | { |
582 | .name = "time_based", | |
583 | .type = FIO_OPT_STR_SET, | |
584 | .off1 = td_var_offset(time_based), | |
585 | .help = "Keep running until runtime/timeout is met", | |
586 | }, | |
214e1eca JA |
587 | { |
588 | .name = "mem", | |
d3aad8f2 | 589 | .alias = "iomem", |
214e1eca JA |
590 | .type = FIO_OPT_STR, |
591 | .cb = str_mem_cb, | |
592 | .off1 = td_var_offset(mem_type), | |
593 | .help = "Backing type for IO buffers", | |
594 | .def = "malloc", | |
595 | .posval = { | |
596 | { .ival = "malloc", | |
597 | .oval = MEM_MALLOC, | |
598 | .help = "Use malloc(3) for IO buffers", | |
599 | }, | |
37c8cdfe JA |
600 | { .ival = "shm", |
601 | .oval = MEM_SHM, | |
602 | .help = "Use shared memory segments for IO buffers", | |
603 | }, | |
214e1eca JA |
604 | #ifdef FIO_HAVE_HUGETLB |
605 | { .ival = "shmhuge", | |
606 | .oval = MEM_SHMHUGE, | |
607 | .help = "Like shm, but use huge pages", | |
608 | }, | |
b370e46a | 609 | #endif |
37c8cdfe JA |
610 | { .ival = "mmap", |
611 | .oval = MEM_MMAP, | |
612 | .help = "Use mmap(2) (file or anon) for IO buffers", | |
613 | }, | |
214e1eca JA |
614 | #ifdef FIO_HAVE_HUGETLB |
615 | { .ival = "mmaphuge", | |
616 | .oval = MEM_MMAPHUGE, | |
617 | .help = "Like mmap, but use huge pages", | |
618 | }, | |
619 | #endif | |
620 | }, | |
621 | }, | |
622 | { | |
623 | .name = "verify", | |
624 | .type = FIO_OPT_STR, | |
625 | .off1 = td_var_offset(verify), | |
bfb41d98 | 626 | .cb = str_verify_cb, |
214e1eca JA |
627 | .help = "Verify data written", |
628 | .def = "0", | |
629 | .posval = { | |
630 | { .ival = "0", | |
631 | .oval = VERIFY_NONE, | |
632 | .help = "Don't do IO verification", | |
633 | }, | |
fcca4b58 JA |
634 | { .ival = "md5", |
635 | .oval = VERIFY_MD5, | |
636 | .help = "Use md5 checksums for verification", | |
637 | }, | |
d77a7af3 JA |
638 | { .ival = "crc64", |
639 | .oval = VERIFY_CRC64, | |
640 | .help = "Use crc64 checksums for verification", | |
641 | }, | |
214e1eca JA |
642 | { .ival = "crc32", |
643 | .oval = VERIFY_CRC32, | |
644 | .help = "Use crc32 checksums for verification", | |
645 | }, | |
969f7ed3 JA |
646 | { .ival = "crc16", |
647 | .oval = VERIFY_CRC16, | |
648 | .help = "Use crc16 checksums for verification", | |
649 | }, | |
1e154bdb JA |
650 | { .ival = "crc7", |
651 | .oval = VERIFY_CRC7, | |
652 | .help = "Use crc7 checksums for verification", | |
653 | }, | |
cd14cc10 JA |
654 | { .ival = "sha256", |
655 | .oval = VERIFY_SHA256, | |
656 | .help = "Use sha256 checksums for verification", | |
657 | }, | |
658 | { .ival = "sha512", | |
659 | .oval = VERIFY_SHA512, | |
660 | .help = "Use sha512 checksums for verification", | |
661 | }, | |
7437ee87 SL |
662 | { .ival = "meta", |
663 | .oval = VERIFY_META, | |
664 | .help = "Use io information", | |
665 | }, | |
bfb41d98 JA |
666 | { .ival = "pattern", |
667 | .oval = VERIFY_PATTERN, | |
668 | .help = "Verify a specific buffer pattern", | |
669 | }, | |
36690c9b JA |
670 | { |
671 | .ival = "null", | |
672 | .oval = VERIFY_NULL, | |
673 | .help = "Pretend to verify", | |
674 | }, | |
214e1eca JA |
675 | }, |
676 | }, | |
005c565a JA |
677 | { |
678 | .name = "do_verify", | |
68e1f29a | 679 | .type = FIO_OPT_BOOL, |
005c565a JA |
680 | .off1 = td_var_offset(do_verify), |
681 | .help = "Run verification stage after write", | |
682 | .def = "1", | |
683 | .parent = "verify", | |
684 | }, | |
160b966d JA |
685 | { |
686 | .name = "verifysort", | |
687 | .type = FIO_OPT_BOOL, | |
688 | .off1 = td_var_offset(verifysort), | |
689 | .help = "Sort written verify blocks for read back", | |
690 | .def = "1", | |
c83f2df1 | 691 | .parent = "verify", |
160b966d | 692 | }, |
3f9f4e26 | 693 | { |
a59e170d | 694 | .name = "verify_interval", |
3f9f4e26 | 695 | .type = FIO_OPT_STR_VAL_INT, |
a59e170d | 696 | .off1 = td_var_offset(verify_interval), |
819a9680 | 697 | .minval = 2 * sizeof(struct verify_header), |
a59e170d | 698 | .help = "Store verify buffer header every N bytes", |
afdf9352 | 699 | .parent = "verify", |
3f9f4e26 | 700 | }, |
546a9142 | 701 | { |
a59e170d | 702 | .name = "verify_offset", |
546a9142 | 703 | .type = FIO_OPT_STR_VAL_INT, |
a59e170d | 704 | .help = "Offset verify header location by N bytes", |
546a9142 | 705 | .def = "0", |
a59e170d | 706 | .cb = str_verify_offset_cb, |
afdf9352 | 707 | .parent = "verify", |
546a9142 | 708 | }, |
a12a3b4d JA |
709 | { |
710 | .name = "verify_fatal", | |
68e1f29a | 711 | .type = FIO_OPT_BOOL, |
a12a3b4d JA |
712 | .off1 = td_var_offset(verify_fatal), |
713 | .def = "0", | |
714 | .help = "Exit on a single verify failure, don't continue", | |
715 | .parent = "verify", | |
716 | }, | |
214e1eca JA |
717 | { |
718 | .name = "write_iolog", | |
719 | .type = FIO_OPT_STR_STORE, | |
720 | .off1 = td_var_offset(write_iolog_file), | |
721 | .help = "Store IO pattern to file", | |
722 | }, | |
723 | { | |
724 | .name = "read_iolog", | |
725 | .type = FIO_OPT_STR_STORE, | |
726 | .off1 = td_var_offset(read_iolog_file), | |
727 | .help = "Playback IO pattern from file", | |
728 | }, | |
729 | { | |
730 | .name = "exec_prerun", | |
731 | .type = FIO_OPT_STR_STORE, | |
732 | .off1 = td_var_offset(exec_prerun), | |
733 | .help = "Execute this file prior to running job", | |
734 | }, | |
735 | { | |
736 | .name = "exec_postrun", | |
737 | .type = FIO_OPT_STR_STORE, | |
738 | .off1 = td_var_offset(exec_postrun), | |
739 | .help = "Execute this file after running job", | |
740 | }, | |
741 | #ifdef FIO_HAVE_IOSCHED_SWITCH | |
742 | { | |
743 | .name = "ioscheduler", | |
744 | .type = FIO_OPT_STR_STORE, | |
745 | .off1 = td_var_offset(ioscheduler), | |
746 | .help = "Use this IO scheduler on the backing device", | |
747 | }, | |
748 | #endif | |
749 | { | |
750 | .name = "zonesize", | |
751 | .type = FIO_OPT_STR_VAL, | |
752 | .off1 = td_var_offset(zone_size), | |
753 | .help = "Give size of an IO zone", | |
754 | .def = "0", | |
755 | }, | |
756 | { | |
757 | .name = "zoneskip", | |
758 | .type = FIO_OPT_STR_VAL, | |
759 | .off1 = td_var_offset(zone_skip), | |
760 | .help = "Space between IO zones", | |
761 | .def = "0", | |
762 | }, | |
763 | { | |
764 | .name = "lockmem", | |
765 | .type = FIO_OPT_STR_VAL, | |
766 | .cb = str_lockmem_cb, | |
767 | .help = "Lock down this amount of memory", | |
768 | .def = "0", | |
769 | }, | |
214e1eca JA |
770 | { |
771 | .name = "rwmixread", | |
772 | .type = FIO_OPT_INT, | |
e47f799f | 773 | .off1 = td_var_offset(rwmix[DDIR_READ]), |
214e1eca JA |
774 | .maxval = 100, |
775 | .help = "Percentage of mixed workload that is reads", | |
776 | .def = "50", | |
777 | }, | |
778 | { | |
779 | .name = "rwmixwrite", | |
780 | .type = FIO_OPT_INT, | |
e47f799f | 781 | .off1 = td_var_offset(rwmix[DDIR_WRITE]), |
214e1eca JA |
782 | .maxval = 100, |
783 | .help = "Percentage of mixed workload that is writes", | |
784 | .def = "50", | |
785 | }, | |
afdf9352 JA |
786 | { |
787 | .name = "rwmixcycle", | |
788 | .type = FIO_OPT_INT, | |
789 | .off1 = td_var_offset(rwmixcycle), | |
790 | .help = "Cycle period for mixed read/write workloads (msec)", | |
791 | .def = "500", | |
792 | .parent = "rwmixread", | |
793 | }, | |
214e1eca JA |
794 | { |
795 | .name = "nice", | |
796 | .type = FIO_OPT_INT, | |
797 | .off1 = td_var_offset(nice), | |
798 | .help = "Set job CPU nice value", | |
799 | .minval = -19, | |
800 | .maxval = 20, | |
801 | .def = "0", | |
802 | }, | |
803 | #ifdef FIO_HAVE_IOPRIO | |
804 | { | |
805 | .name = "prio", | |
806 | .type = FIO_OPT_INT, | |
807 | .cb = str_prio_cb, | |
808 | .help = "Set job IO priority value", | |
809 | .minval = 0, | |
810 | .maxval = 7, | |
811 | }, | |
812 | { | |
813 | .name = "prioclass", | |
814 | .type = FIO_OPT_INT, | |
815 | .cb = str_prioclass_cb, | |
816 | .help = "Set job IO priority class", | |
817 | .minval = 0, | |
818 | .maxval = 3, | |
819 | }, | |
820 | #endif | |
821 | { | |
822 | .name = "thinktime", | |
823 | .type = FIO_OPT_INT, | |
824 | .off1 = td_var_offset(thinktime), | |
825 | .help = "Idle time between IO buffers (usec)", | |
826 | .def = "0", | |
827 | }, | |
828 | { | |
829 | .name = "thinktime_spin", | |
830 | .type = FIO_OPT_INT, | |
831 | .off1 = td_var_offset(thinktime_spin), | |
832 | .help = "Start think time by spinning this amount (usec)", | |
833 | .def = "0", | |
afdf9352 | 834 | .parent = "thinktime", |
214e1eca JA |
835 | }, |
836 | { | |
837 | .name = "thinktime_blocks", | |
838 | .type = FIO_OPT_INT, | |
839 | .off1 = td_var_offset(thinktime_blocks), | |
840 | .help = "IO buffer period between 'thinktime'", | |
841 | .def = "1", | |
afdf9352 | 842 | .parent = "thinktime", |
214e1eca JA |
843 | }, |
844 | { | |
845 | .name = "rate", | |
846 | .type = FIO_OPT_INT, | |
847 | .off1 = td_var_offset(rate), | |
848 | .help = "Set bandwidth rate", | |
849 | }, | |
850 | { | |
851 | .name = "ratemin", | |
852 | .type = FIO_OPT_INT, | |
853 | .off1 = td_var_offset(ratemin), | |
4e991c23 | 854 | .help = "Job must meet this rate or it will be shutdown", |
afdf9352 | 855 | .parent = "rate", |
4e991c23 JA |
856 | }, |
857 | { | |
858 | .name = "rate_iops", | |
859 | .type = FIO_OPT_INT, | |
860 | .off1 = td_var_offset(rate_iops), | |
861 | .help = "Limit IO used to this number of IO operations/sec", | |
862 | }, | |
863 | { | |
864 | .name = "rate_iops_min", | |
865 | .type = FIO_OPT_INT, | |
866 | .off1 = td_var_offset(rate_iops_min), | |
867 | .help = "Job must meet this rate or it will be shutdown", | |
afdf9352 | 868 | .parent = "rate_iops", |
214e1eca JA |
869 | }, |
870 | { | |
871 | .name = "ratecycle", | |
872 | .type = FIO_OPT_INT, | |
873 | .off1 = td_var_offset(ratecycle), | |
874 | .help = "Window average for rate limits (msec)", | |
875 | .def = "1000", | |
afdf9352 | 876 | .parent = "rate", |
214e1eca JA |
877 | }, |
878 | { | |
879 | .name = "invalidate", | |
880 | .type = FIO_OPT_BOOL, | |
881 | .off1 = td_var_offset(invalidate_cache), | |
882 | .help = "Invalidate buffer/page cache prior to running job", | |
883 | .def = "1", | |
884 | }, | |
885 | { | |
886 | .name = "sync", | |
887 | .type = FIO_OPT_BOOL, | |
888 | .off1 = td_var_offset(sync_io), | |
889 | .help = "Use O_SYNC for buffered writes", | |
890 | .def = "0", | |
67a1000f | 891 | .parent = "buffered", |
214e1eca JA |
892 | }, |
893 | { | |
894 | .name = "bwavgtime", | |
895 | .type = FIO_OPT_INT, | |
896 | .off1 = td_var_offset(bw_avg_time), | |
897 | .help = "Time window over which to calculate bandwidth (msec)", | |
898 | .def = "500", | |
899 | }, | |
900 | { | |
901 | .name = "create_serialize", | |
902 | .type = FIO_OPT_BOOL, | |
903 | .off1 = td_var_offset(create_serialize), | |
904 | .help = "Serialize creating of job files", | |
905 | .def = "1", | |
906 | }, | |
907 | { | |
908 | .name = "create_fsync", | |
909 | .type = FIO_OPT_BOOL, | |
910 | .off1 = td_var_offset(create_fsync), | |
911 | .help = "Fsync file after creation", | |
912 | .def = "1", | |
913 | }, | |
914 | { | |
915 | .name = "cpuload", | |
916 | .type = FIO_OPT_INT, | |
917 | .off1 = td_var_offset(cpuload), | |
918 | .help = "Use this percentage of CPU", | |
919 | }, | |
920 | { | |
921 | .name = "cpuchunks", | |
922 | .type = FIO_OPT_INT, | |
923 | .off1 = td_var_offset(cpucycle), | |
924 | .help = "Length of the CPU burn cycles (usecs)", | |
925 | .def = "50000", | |
67a1000f | 926 | .parent = "cpuload", |
214e1eca JA |
927 | }, |
928 | #ifdef FIO_HAVE_CPU_AFFINITY | |
929 | { | |
930 | .name = "cpumask", | |
931 | .type = FIO_OPT_INT, | |
932 | .cb = str_cpumask_cb, | |
933 | .help = "CPU affinity mask", | |
934 | }, | |
d2e268b0 JA |
935 | { |
936 | .name = "cpus_allowed", | |
937 | .type = FIO_OPT_STR, | |
938 | .cb = str_cpus_allowed_cb, | |
939 | .help = "Set CPUs allowed", | |
940 | }, | |
214e1eca JA |
941 | #endif |
942 | { | |
943 | .name = "end_fsync", | |
944 | .type = FIO_OPT_BOOL, | |
945 | .off1 = td_var_offset(end_fsync), | |
946 | .help = "Include fsync at the end of job", | |
947 | .def = "0", | |
948 | }, | |
949 | { | |
950 | .name = "fsync_on_close", | |
951 | .type = FIO_OPT_BOOL, | |
952 | .off1 = td_var_offset(fsync_on_close), | |
953 | .help = "fsync files on close", | |
954 | .def = "0", | |
955 | }, | |
956 | { | |
957 | .name = "unlink", | |
958 | .type = FIO_OPT_BOOL, | |
959 | .off1 = td_var_offset(unlink), | |
960 | .help = "Unlink created files after job has completed", | |
961 | .def = "0", | |
962 | }, | |
963 | { | |
964 | .name = "exitall", | |
965 | .type = FIO_OPT_STR_SET, | |
966 | .cb = str_exitall_cb, | |
967 | .help = "Terminate all jobs when one exits", | |
968 | }, | |
969 | { | |
970 | .name = "stonewall", | |
971 | .type = FIO_OPT_STR_SET, | |
972 | .off1 = td_var_offset(stonewall), | |
973 | .help = "Insert a hard barrier between this job and previous", | |
974 | }, | |
b3d62a75 JA |
975 | { |
976 | .name = "new_group", | |
977 | .type = FIO_OPT_STR_SET, | |
978 | .off1 = td_var_offset(new_group), | |
979 | .help = "Mark the start of a new group (for reporting)", | |
980 | }, | |
214e1eca JA |
981 | { |
982 | .name = "thread", | |
983 | .type = FIO_OPT_STR_SET, | |
984 | .off1 = td_var_offset(use_thread), | |
985 | .help = "Use threads instead of forks", | |
986 | }, | |
987 | { | |
988 | .name = "write_bw_log", | |
989 | .type = FIO_OPT_STR_SET, | |
990 | .off1 = td_var_offset(write_bw_log), | |
991 | .help = "Write log of bandwidth during run", | |
992 | }, | |
993 | { | |
994 | .name = "write_lat_log", | |
995 | .type = FIO_OPT_STR_SET, | |
996 | .off1 = td_var_offset(write_lat_log), | |
997 | .help = "Write log of latency during run", | |
998 | }, | |
999 | { | |
1000 | .name = "hugepage-size", | |
1001 | .type = FIO_OPT_STR_VAL, | |
1002 | .off1 = td_var_offset(hugepage_size), | |
1003 | .help = "When using hugepages, specify size of each page", | |
1004 | .def = __stringify(FIO_HUGE_PAGE), | |
1005 | }, | |
1006 | { | |
1007 | .name = "group_reporting", | |
1008 | .type = FIO_OPT_STR_SET, | |
1009 | .off1 = td_var_offset(group_reporting), | |
1010 | .help = "Do reporting on a per-group basis", | |
1011 | }, | |
e9459e5a JA |
1012 | { |
1013 | .name = "zero_buffers", | |
1014 | .type = FIO_OPT_STR_SET, | |
1015 | .off1 = td_var_offset(zero_buffers), | |
1016 | .help = "Init IO buffers to all zeroes", | |
1017 | }, | |
0a839f30 JA |
1018 | #ifdef FIO_HAVE_DISK_UTIL |
1019 | { | |
1020 | .name = "disk_util", | |
1021 | .type = FIO_OPT_BOOL, | |
1022 | .off1 = td_var_offset(do_disk_util), | |
1023 | .help = "Log disk utilization stats", | |
1024 | .def = "1", | |
1025 | }, | |
1026 | #endif | |
214e1eca JA |
1027 | { |
1028 | .name = NULL, | |
1029 | }, | |
1030 | }; | |
1031 | ||
1032 | void fio_options_dup_and_init(struct option *long_options) | |
1033 | { | |
1034 | struct fio_option *o; | |
1035 | unsigned int i; | |
1036 | ||
1037 | options_init(options); | |
1038 | ||
1039 | i = 0; | |
1040 | while (long_options[i].name) | |
1041 | i++; | |
1042 | ||
1043 | o = &options[0]; | |
1044 | while (o->name) { | |
1045 | long_options[i].name = o->name; | |
1046 | long_options[i].val = FIO_GETOPT_JOB; | |
1047 | if (o->type == FIO_OPT_STR_SET) | |
1048 | long_options[i].has_arg = no_argument; | |
1049 | else | |
1050 | long_options[i].has_arg = required_argument; | |
1051 | ||
1052 | i++; | |
1053 | o++; | |
1054 | assert(i < FIO_NR_OPTIONS); | |
1055 | } | |
1056 | } | |
1057 | ||
1058 | int fio_option_parse(struct thread_data *td, const char *opt) | |
1059 | { | |
1060 | return parse_option(opt, options, td); | |
1061 | } | |
1062 | ||
1063 | int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val) | |
1064 | { | |
1065 | return parse_cmd_option(opt, val, options, td); | |
1066 | } | |
1067 | ||
1068 | void fio_fill_default_options(struct thread_data *td) | |
1069 | { | |
1070 | fill_default_options(td, options); | |
1071 | } | |
1072 | ||
1073 | int fio_show_option_help(const char *opt) | |
1074 | { | |
1075 | return show_cmd_help(options, opt); | |
1076 | } | |
d23bb327 JA |
1077 | |
1078 | static void __options_mem(struct thread_data *td, int alloc) | |
1079 | { | |
1080 | struct thread_options *o = &td->o; | |
1081 | struct fio_option *opt; | |
1082 | char **ptr; | |
1083 | int i; | |
1084 | ||
1085 | for (i = 0, opt = &options[0]; opt->name; i++, opt = &options[i]) { | |
1086 | if (opt->type != FIO_OPT_STR_STORE) | |
1087 | continue; | |
1088 | ||
1089 | ptr = (void *) o + opt->off1; | |
1090 | if (*ptr) { | |
1091 | if (alloc) | |
1092 | *ptr = strdup(*ptr); | |
1093 | else { | |
1094 | free(*ptr); | |
1095 | *ptr = NULL; | |
1096 | } | |
1097 | } | |
1098 | } | |
1099 | } | |
1100 | ||
1101 | /* | |
1102 | * dupe FIO_OPT_STR_STORE options | |
1103 | */ | |
1104 | void options_mem_dupe(struct thread_data *td) | |
1105 | { | |
1106 | __options_mem(td, 1); | |
1107 | } | |
1108 | ||
22d66213 | 1109 | void options_mem_free(struct thread_data fio_unused *td) |
d23bb327 | 1110 | { |
22d66213 | 1111 | #if 0 |
d23bb327 | 1112 | __options_mem(td, 0); |
22d66213 | 1113 | #endif |
d23bb327 | 1114 | } |