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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" | |
11 | ||
2dc1bbeb | 12 | #define td_var_offset(var) ((size_t) &((struct thread_options *)0)->var) |
214e1eca JA |
13 | |
14 | /* | |
15 | * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that. | |
16 | */ | |
17 | static char *get_opt_postfix(const char *str) | |
18 | { | |
19 | char *p = strstr(str, ":"); | |
20 | ||
21 | if (!p) | |
22 | return NULL; | |
23 | ||
24 | p++; | |
25 | strip_blank_front(&p); | |
26 | strip_blank_end(p); | |
27 | return strdup(p); | |
28 | } | |
29 | ||
30 | static int str_mem_cb(void *data, const char *mem) | |
31 | { | |
32 | struct thread_data *td = data; | |
33 | ||
2dc1bbeb | 34 | if (td->o.mem_type == MEM_MMAPHUGE || td->o.mem_type == MEM_MMAP) { |
214e1eca | 35 | td->mmapfile = get_opt_postfix(mem); |
2dc1bbeb | 36 | if (td->o.mem_type == MEM_MMAPHUGE && !td->mmapfile) { |
214e1eca JA |
37 | log_err("fio: mmaphuge:/path/to/file\n"); |
38 | return 1; | |
39 | } | |
40 | } | |
41 | ||
42 | return 0; | |
43 | } | |
44 | ||
45 | static int str_lockmem_cb(void fio_unused *data, unsigned long *val) | |
46 | { | |
47 | mlock_size = *val; | |
48 | return 0; | |
49 | } | |
50 | ||
51 | #ifdef FIO_HAVE_IOPRIO | |
52 | static int str_prioclass_cb(void *data, unsigned int *val) | |
53 | { | |
54 | struct thread_data *td = data; | |
55 | ||
56 | td->ioprio |= *val << IOPRIO_CLASS_SHIFT; | |
57 | return 0; | |
58 | } | |
59 | ||
60 | static int str_prio_cb(void *data, unsigned int *val) | |
61 | { | |
62 | struct thread_data *td = data; | |
63 | ||
64 | td->ioprio |= *val; | |
65 | return 0; | |
66 | } | |
67 | #endif | |
68 | ||
69 | static int str_exitall_cb(void) | |
70 | { | |
71 | exitall_on_terminate = 1; | |
72 | return 0; | |
73 | } | |
74 | ||
75 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
76 | { | |
77 | #ifdef FIO_HAVE_CPU_AFFINITY | |
78 | unsigned int i; | |
79 | ||
80 | CPU_ZERO(&cpumask); | |
81 | ||
82 | for (i = 0; i < sizeof(int) * 8; i++) { | |
83 | if ((1 << i) & cpu) | |
84 | CPU_SET(i, &cpumask); | |
85 | } | |
86 | #endif | |
87 | } | |
88 | ||
89 | static int str_cpumask_cb(void *data, unsigned int *val) | |
90 | { | |
91 | struct thread_data *td = data; | |
92 | ||
2dc1bbeb | 93 | fill_cpu_mask(td->o.cpumask, *val); |
214e1eca JA |
94 | return 0; |
95 | } | |
96 | ||
97 | static int str_fst_cb(void *data, const char *str) | |
98 | { | |
99 | struct thread_data *td = data; | |
100 | char *nr = get_opt_postfix(str); | |
101 | ||
102 | td->file_service_nr = 1; | |
103 | if (nr) | |
104 | td->file_service_nr = atoi(nr); | |
105 | ||
106 | return 0; | |
107 | } | |
108 | ||
109 | static int str_filename_cb(void *data, const char *input) | |
110 | { | |
111 | struct thread_data *td = data; | |
112 | char *fname, *str, *p; | |
113 | ||
114 | p = str = strdup(input); | |
115 | ||
116 | strip_blank_front(&str); | |
117 | strip_blank_end(str); | |
118 | ||
119 | if (!td->files_index) | |
2dc1bbeb | 120 | td->o.nr_files = 0; |
214e1eca JA |
121 | |
122 | while ((fname = strsep(&str, ":")) != NULL) { | |
123 | if (!strlen(fname)) | |
124 | break; | |
125 | add_file(td, fname); | |
2dc1bbeb | 126 | td->o.nr_files++; |
214e1eca JA |
127 | } |
128 | ||
129 | free(p); | |
130 | return 0; | |
131 | } | |
132 | ||
133 | static int str_directory_cb(void *data, const char fio_unused *str) | |
134 | { | |
135 | struct thread_data *td = data; | |
136 | struct stat sb; | |
137 | ||
2dc1bbeb JA |
138 | if (lstat(td->o.directory, &sb) < 0) { |
139 | log_err("fio: %s is not a directory\n", td->o.directory); | |
214e1eca JA |
140 | td_verror(td, errno, "lstat"); |
141 | return 1; | |
142 | } | |
143 | if (!S_ISDIR(sb.st_mode)) { | |
2dc1bbeb | 144 | log_err("fio: %s is not a directory\n", td->o.directory); |
214e1eca JA |
145 | return 1; |
146 | } | |
147 | ||
148 | return 0; | |
149 | } | |
150 | ||
151 | static int str_opendir_cb(void *data, const char fio_unused *str) | |
152 | { | |
153 | struct thread_data *td = data; | |
154 | ||
155 | if (!td->files_index) | |
2dc1bbeb | 156 | td->o.nr_files = 0; |
214e1eca | 157 | |
2dc1bbeb | 158 | return add_dir_files(td, td->o.opendir); |
214e1eca JA |
159 | } |
160 | ||
161 | ||
162 | #define __stringify_1(x) #x | |
163 | #define __stringify(x) __stringify_1(x) | |
164 | ||
165 | /* | |
166 | * Map of job/command line options | |
167 | */ | |
168 | static struct fio_option options[] = { | |
169 | { | |
170 | .name = "description", | |
171 | .type = FIO_OPT_STR_STORE, | |
172 | .off1 = td_var_offset(description), | |
173 | .help = "Text job description", | |
174 | }, | |
175 | { | |
176 | .name = "name", | |
177 | .type = FIO_OPT_STR_STORE, | |
178 | .off1 = td_var_offset(name), | |
179 | .help = "Name of this job", | |
180 | }, | |
181 | { | |
182 | .name = "directory", | |
183 | .type = FIO_OPT_STR_STORE, | |
184 | .off1 = td_var_offset(directory), | |
185 | .cb = str_directory_cb, | |
186 | .help = "Directory to store files in", | |
187 | }, | |
188 | { | |
189 | .name = "filename", | |
190 | .type = FIO_OPT_STR_STORE, | |
191 | .off1 = td_var_offset(filename), | |
192 | .cb = str_filename_cb, | |
193 | .help = "File(s) to use for the workload", | |
194 | }, | |
195 | { | |
196 | .name = "opendir", | |
197 | .type = FIO_OPT_STR_STORE, | |
198 | .off1 = td_var_offset(opendir), | |
199 | .cb = str_opendir_cb, | |
200 | .help = "Recursively add files from this directory and down", | |
201 | }, | |
202 | { | |
203 | .name = "rw", | |
d3aad8f2 | 204 | .alias = "readwrite", |
214e1eca JA |
205 | .type = FIO_OPT_STR, |
206 | .off1 = td_var_offset(td_ddir), | |
207 | .help = "IO direction", | |
208 | .def = "read", | |
209 | .posval = { | |
210 | { .ival = "read", | |
211 | .oval = TD_DDIR_READ, | |
212 | .help = "Sequential read", | |
213 | }, | |
214 | { .ival = "write", | |
215 | .oval = TD_DDIR_WRITE, | |
216 | .help = "Sequential write", | |
217 | }, | |
218 | { .ival = "randread", | |
219 | .oval = TD_DDIR_RANDREAD, | |
220 | .help = "Random read", | |
221 | }, | |
222 | { .ival = "randwrite", | |
223 | .oval = TD_DDIR_RANDWRITE, | |
224 | .help = "Random write", | |
225 | }, | |
226 | { .ival = "rw", | |
227 | .oval = TD_DDIR_RW, | |
228 | .help = "Sequential read and write mix", | |
229 | }, | |
230 | { .ival = "randrw", | |
231 | .oval = TD_DDIR_RANDRW, | |
232 | .help = "Random read and write mix" | |
233 | }, | |
234 | }, | |
235 | }, | |
236 | { | |
237 | .name = "ioengine", | |
238 | .type = FIO_OPT_STR_STORE, | |
239 | .off1 = td_var_offset(ioengine), | |
240 | .help = "IO engine to use", | |
241 | .def = "sync", | |
242 | .posval = { | |
243 | { .ival = "sync", | |
244 | .help = "Use read/write", | |
245 | }, | |
246 | #ifdef FIO_HAVE_LIBAIO | |
247 | { .ival = "libaio", | |
248 | .help = "Linux native asynchronous IO", | |
249 | }, | |
250 | #endif | |
251 | #ifdef FIO_HAVE_POSIXAIO | |
252 | { .ival = "posixaio", | |
253 | .help = "POSIX asynchronous IO", | |
254 | }, | |
255 | #endif | |
256 | { .ival = "mmap", | |
257 | .help = "Memory mapped IO", | |
258 | }, | |
259 | #ifdef FIO_HAVE_SPLICE | |
260 | { .ival = "splice", | |
261 | .help = "splice/vmsplice based IO", | |
262 | }, | |
263 | #endif | |
264 | #ifdef FIO_HAVE_SGIO | |
265 | { .ival = "sg", | |
266 | .help = "SCSI generic v3 IO", | |
267 | }, | |
268 | #endif | |
269 | { .ival = "null", | |
270 | .help = "Testing engine (no data transfer)", | |
271 | }, | |
272 | { .ival = "net", | |
273 | .help = "Network IO", | |
274 | }, | |
275 | #ifdef FIO_HAVE_SYSLET | |
276 | { .ival = "syslet-rw", | |
277 | .help = "syslet enabled async pread/pwrite IO", | |
278 | }, | |
279 | #endif | |
280 | { .ival = "cpuio", | |
281 | .help = "CPU cycler burner engine", | |
282 | }, | |
b8c82a46 JA |
283 | #ifdef FIO_HAVE_GUASI |
284 | { .ival = "guasi", | |
285 | .help = "GUASI IO engine", | |
286 | }, | |
287 | #endif | |
214e1eca JA |
288 | { .ival = "external", |
289 | .help = "Load external engine (append name)", | |
290 | }, | |
291 | }, | |
292 | }, | |
293 | { | |
294 | .name = "iodepth", | |
295 | .type = FIO_OPT_INT, | |
296 | .off1 = td_var_offset(iodepth), | |
297 | .help = "Amount of IO buffers to keep in flight", | |
298 | .def = "1", | |
299 | }, | |
300 | { | |
301 | .name = "iodepth_batch", | |
302 | .type = FIO_OPT_INT, | |
303 | .off1 = td_var_offset(iodepth_batch), | |
304 | .help = "Number of IO to submit in one go", | |
305 | }, | |
306 | { | |
307 | .name = "iodepth_low", | |
308 | .type = FIO_OPT_INT, | |
309 | .off1 = td_var_offset(iodepth_low), | |
310 | .help = "Low water mark for queuing depth", | |
311 | }, | |
312 | { | |
313 | .name = "size", | |
314 | .type = FIO_OPT_STR_VAL, | |
2dc1bbeb | 315 | .off1 = td_var_offset(size), |
214e1eca JA |
316 | .help = "Total size of device or files", |
317 | }, | |
318 | { | |
319 | .name = "filesize", | |
320 | .type = FIO_OPT_STR_VAL, | |
321 | .off1 = td_var_offset(file_size_low), | |
322 | .off2 = td_var_offset(file_size_high), | |
323 | .help = "Size of individual files", | |
324 | }, | |
325 | { | |
326 | .name = "bs", | |
d3aad8f2 | 327 | .alias = "blocksize", |
214e1eca JA |
328 | .type = FIO_OPT_STR_VAL_INT, |
329 | .off1 = td_var_offset(bs[DDIR_READ]), | |
330 | .off2 = td_var_offset(bs[DDIR_WRITE]), | |
331 | .help = "Block size unit", | |
332 | .def = "4k", | |
333 | }, | |
334 | { | |
335 | .name = "bsrange", | |
d3aad8f2 | 336 | .alias = "blocksize_range", |
214e1eca JA |
337 | .type = FIO_OPT_RANGE, |
338 | .off1 = td_var_offset(min_bs[DDIR_READ]), | |
339 | .off2 = td_var_offset(max_bs[DDIR_READ]), | |
340 | .off3 = td_var_offset(min_bs[DDIR_WRITE]), | |
341 | .off4 = td_var_offset(max_bs[DDIR_WRITE]), | |
342 | .help = "Set block size range (in more detail than bs)", | |
343 | }, | |
344 | { | |
345 | .name = "bs_unaligned", | |
d3aad8f2 | 346 | .alias = "blocksize_unaligned", |
214e1eca JA |
347 | .type = FIO_OPT_STR_SET, |
348 | .off1 = td_var_offset(bs_unaligned), | |
349 | .help = "Don't sector align IO buffer sizes", | |
350 | }, | |
351 | { | |
352 | .name = "offset", | |
353 | .type = FIO_OPT_STR_VAL, | |
354 | .off1 = td_var_offset(start_offset), | |
355 | .help = "Start IO from this offset", | |
356 | .def = "0", | |
357 | }, | |
358 | { | |
359 | .name = "randrepeat", | |
360 | .type = FIO_OPT_BOOL, | |
361 | .off1 = td_var_offset(rand_repeatable), | |
362 | .help = "Use repeatable random IO pattern", | |
363 | .def = "1", | |
364 | }, | |
365 | { | |
366 | .name = "norandommap", | |
367 | .type = FIO_OPT_STR_SET, | |
368 | .off1 = td_var_offset(norandommap), | |
369 | .help = "Accept potential duplicate random blocks", | |
370 | }, | |
371 | { | |
372 | .name = "nrfiles", | |
373 | .type = FIO_OPT_INT, | |
374 | .off1 = td_var_offset(nr_files), | |
375 | .help = "Split job workload between this number of files", | |
376 | .def = "1", | |
377 | }, | |
378 | { | |
379 | .name = "openfiles", | |
380 | .type = FIO_OPT_INT, | |
381 | .off1 = td_var_offset(open_files), | |
382 | .help = "Number of files to keep open at the same time", | |
383 | }, | |
384 | { | |
385 | .name = "file_service_type", | |
386 | .type = FIO_OPT_STR, | |
387 | .cb = str_fst_cb, | |
388 | .off1 = td_var_offset(file_service_type), | |
389 | .help = "How to select which file to service next", | |
390 | .def = "roundrobin", | |
391 | .posval = { | |
392 | { .ival = "random", | |
393 | .oval = FIO_FSERVICE_RANDOM, | |
394 | .help = "Choose a file at random", | |
395 | }, | |
396 | { .ival = "roundrobin", | |
397 | .oval = FIO_FSERVICE_RR, | |
398 | .help = "Round robin select files", | |
399 | }, | |
400 | }, | |
401 | }, | |
402 | { | |
403 | .name = "fsync", | |
404 | .type = FIO_OPT_INT, | |
405 | .off1 = td_var_offset(fsync_blocks), | |
406 | .help = "Issue fsync for writes every given number of blocks", | |
407 | .def = "0", | |
408 | }, | |
409 | { | |
410 | .name = "direct", | |
411 | .type = FIO_OPT_BOOL, | |
412 | .off1 = td_var_offset(odirect), | |
413 | .help = "Use O_DIRECT IO (negates buffered)", | |
414 | .def = "0", | |
415 | }, | |
416 | { | |
417 | .name = "buffered", | |
418 | .type = FIO_OPT_BOOL, | |
419 | .off1 = td_var_offset(odirect), | |
420 | .neg = 1, | |
421 | .help = "Use buffered IO (negates direct)", | |
422 | .def = "1", | |
423 | }, | |
424 | { | |
425 | .name = "overwrite", | |
426 | .type = FIO_OPT_BOOL, | |
427 | .off1 = td_var_offset(overwrite), | |
428 | .help = "When writing, set whether to overwrite current data", | |
429 | .def = "0", | |
430 | }, | |
431 | { | |
432 | .name = "loops", | |
433 | .type = FIO_OPT_INT, | |
434 | .off1 = td_var_offset(loops), | |
435 | .help = "Number of times to run the job", | |
436 | .def = "1", | |
437 | }, | |
438 | { | |
439 | .name = "numjobs", | |
440 | .type = FIO_OPT_INT, | |
441 | .off1 = td_var_offset(numjobs), | |
442 | .help = "Duplicate this job this many times", | |
443 | .def = "1", | |
444 | }, | |
445 | { | |
446 | .name = "startdelay", | |
447 | .type = FIO_OPT_INT, | |
448 | .off1 = td_var_offset(start_delay), | |
449 | .help = "Only start job when this period has passed", | |
450 | .def = "0", | |
451 | }, | |
452 | { | |
453 | .name = "runtime", | |
454 | .alias = "timeout", | |
455 | .type = FIO_OPT_STR_VAL_TIME, | |
456 | .off1 = td_var_offset(timeout), | |
457 | .help = "Stop workload when this amount of time has passed", | |
458 | .def = "0", | |
459 | }, | |
460 | { | |
461 | .name = "mem", | |
d3aad8f2 | 462 | .alias = "iomem", |
214e1eca JA |
463 | .type = FIO_OPT_STR, |
464 | .cb = str_mem_cb, | |
465 | .off1 = td_var_offset(mem_type), | |
466 | .help = "Backing type for IO buffers", | |
467 | .def = "malloc", | |
468 | .posval = { | |
469 | { .ival = "malloc", | |
470 | .oval = MEM_MALLOC, | |
471 | .help = "Use malloc(3) for IO buffers", | |
472 | }, | |
37c8cdfe JA |
473 | { .ival = "shm", |
474 | .oval = MEM_SHM, | |
475 | .help = "Use shared memory segments for IO buffers", | |
476 | }, | |
214e1eca JA |
477 | #ifdef FIO_HAVE_HUGETLB |
478 | { .ival = "shmhuge", | |
479 | .oval = MEM_SHMHUGE, | |
480 | .help = "Like shm, but use huge pages", | |
481 | }, | |
b370e46a | 482 | #endif |
37c8cdfe JA |
483 | { .ival = "mmap", |
484 | .oval = MEM_MMAP, | |
485 | .help = "Use mmap(2) (file or anon) for IO buffers", | |
486 | }, | |
214e1eca JA |
487 | #ifdef FIO_HAVE_HUGETLB |
488 | { .ival = "mmaphuge", | |
489 | .oval = MEM_MMAPHUGE, | |
490 | .help = "Like mmap, but use huge pages", | |
491 | }, | |
492 | #endif | |
493 | }, | |
494 | }, | |
495 | { | |
496 | .name = "verify", | |
497 | .type = FIO_OPT_STR, | |
498 | .off1 = td_var_offset(verify), | |
499 | .help = "Verify data written", | |
500 | .def = "0", | |
501 | .posval = { | |
502 | { .ival = "0", | |
503 | .oval = VERIFY_NONE, | |
504 | .help = "Don't do IO verification", | |
505 | }, | |
506 | { .ival = "crc32", | |
507 | .oval = VERIFY_CRC32, | |
508 | .help = "Use crc32 checksums for verification", | |
509 | }, | |
510 | { .ival = "md5", | |
511 | .oval = VERIFY_MD5, | |
512 | .help = "Use md5 checksums for verification", | |
513 | }, | |
514 | }, | |
515 | }, | |
516 | { | |
517 | .name = "write_iolog", | |
518 | .type = FIO_OPT_STR_STORE, | |
519 | .off1 = td_var_offset(write_iolog_file), | |
520 | .help = "Store IO pattern to file", | |
521 | }, | |
522 | { | |
523 | .name = "read_iolog", | |
524 | .type = FIO_OPT_STR_STORE, | |
525 | .off1 = td_var_offset(read_iolog_file), | |
526 | .help = "Playback IO pattern from file", | |
527 | }, | |
528 | { | |
529 | .name = "exec_prerun", | |
530 | .type = FIO_OPT_STR_STORE, | |
531 | .off1 = td_var_offset(exec_prerun), | |
532 | .help = "Execute this file prior to running job", | |
533 | }, | |
534 | { | |
535 | .name = "exec_postrun", | |
536 | .type = FIO_OPT_STR_STORE, | |
537 | .off1 = td_var_offset(exec_postrun), | |
538 | .help = "Execute this file after running job", | |
539 | }, | |
540 | #ifdef FIO_HAVE_IOSCHED_SWITCH | |
541 | { | |
542 | .name = "ioscheduler", | |
543 | .type = FIO_OPT_STR_STORE, | |
544 | .off1 = td_var_offset(ioscheduler), | |
545 | .help = "Use this IO scheduler on the backing device", | |
546 | }, | |
547 | #endif | |
548 | { | |
549 | .name = "zonesize", | |
550 | .type = FIO_OPT_STR_VAL, | |
551 | .off1 = td_var_offset(zone_size), | |
552 | .help = "Give size of an IO zone", | |
553 | .def = "0", | |
554 | }, | |
555 | { | |
556 | .name = "zoneskip", | |
557 | .type = FIO_OPT_STR_VAL, | |
558 | .off1 = td_var_offset(zone_skip), | |
559 | .help = "Space between IO zones", | |
560 | .def = "0", | |
561 | }, | |
562 | { | |
563 | .name = "lockmem", | |
564 | .type = FIO_OPT_STR_VAL, | |
565 | .cb = str_lockmem_cb, | |
566 | .help = "Lock down this amount of memory", | |
567 | .def = "0", | |
568 | }, | |
569 | { | |
570 | .name = "rwmixcycle", | |
571 | .type = FIO_OPT_INT, | |
572 | .off1 = td_var_offset(rwmixcycle), | |
573 | .help = "Cycle period for mixed read/write workloads (msec)", | |
574 | .def = "500", | |
575 | }, | |
576 | { | |
577 | .name = "rwmixread", | |
578 | .type = FIO_OPT_INT, | |
e47f799f | 579 | .off1 = td_var_offset(rwmix[DDIR_READ]), |
214e1eca JA |
580 | .maxval = 100, |
581 | .help = "Percentage of mixed workload that is reads", | |
582 | .def = "50", | |
583 | }, | |
584 | { | |
585 | .name = "rwmixwrite", | |
586 | .type = FIO_OPT_INT, | |
e47f799f | 587 | .off1 = td_var_offset(rwmix[DDIR_WRITE]), |
214e1eca JA |
588 | .maxval = 100, |
589 | .help = "Percentage of mixed workload that is writes", | |
590 | .def = "50", | |
591 | }, | |
592 | { | |
593 | .name = "nice", | |
594 | .type = FIO_OPT_INT, | |
595 | .off1 = td_var_offset(nice), | |
596 | .help = "Set job CPU nice value", | |
597 | .minval = -19, | |
598 | .maxval = 20, | |
599 | .def = "0", | |
600 | }, | |
601 | #ifdef FIO_HAVE_IOPRIO | |
602 | { | |
603 | .name = "prio", | |
604 | .type = FIO_OPT_INT, | |
605 | .cb = str_prio_cb, | |
606 | .help = "Set job IO priority value", | |
607 | .minval = 0, | |
608 | .maxval = 7, | |
609 | }, | |
610 | { | |
611 | .name = "prioclass", | |
612 | .type = FIO_OPT_INT, | |
613 | .cb = str_prioclass_cb, | |
614 | .help = "Set job IO priority class", | |
615 | .minval = 0, | |
616 | .maxval = 3, | |
617 | }, | |
618 | #endif | |
619 | { | |
620 | .name = "thinktime", | |
621 | .type = FIO_OPT_INT, | |
622 | .off1 = td_var_offset(thinktime), | |
623 | .help = "Idle time between IO buffers (usec)", | |
624 | .def = "0", | |
625 | }, | |
626 | { | |
627 | .name = "thinktime_spin", | |
628 | .type = FIO_OPT_INT, | |
629 | .off1 = td_var_offset(thinktime_spin), | |
630 | .help = "Start think time by spinning this amount (usec)", | |
631 | .def = "0", | |
632 | }, | |
633 | { | |
634 | .name = "thinktime_blocks", | |
635 | .type = FIO_OPT_INT, | |
636 | .off1 = td_var_offset(thinktime_blocks), | |
637 | .help = "IO buffer period between 'thinktime'", | |
638 | .def = "1", | |
639 | }, | |
640 | { | |
641 | .name = "rate", | |
642 | .type = FIO_OPT_INT, | |
643 | .off1 = td_var_offset(rate), | |
644 | .help = "Set bandwidth rate", | |
645 | }, | |
646 | { | |
647 | .name = "ratemin", | |
648 | .type = FIO_OPT_INT, | |
649 | .off1 = td_var_offset(ratemin), | |
4e991c23 JA |
650 | .help = "Job must meet this rate or it will be shutdown", |
651 | }, | |
652 | { | |
653 | .name = "rate_iops", | |
654 | .type = FIO_OPT_INT, | |
655 | .off1 = td_var_offset(rate_iops), | |
656 | .help = "Limit IO used to this number of IO operations/sec", | |
657 | }, | |
658 | { | |
659 | .name = "rate_iops_min", | |
660 | .type = FIO_OPT_INT, | |
661 | .off1 = td_var_offset(rate_iops_min), | |
662 | .help = "Job must meet this rate or it will be shutdown", | |
214e1eca JA |
663 | }, |
664 | { | |
665 | .name = "ratecycle", | |
666 | .type = FIO_OPT_INT, | |
667 | .off1 = td_var_offset(ratecycle), | |
668 | .help = "Window average for rate limits (msec)", | |
669 | .def = "1000", | |
670 | }, | |
671 | { | |
672 | .name = "invalidate", | |
673 | .type = FIO_OPT_BOOL, | |
674 | .off1 = td_var_offset(invalidate_cache), | |
675 | .help = "Invalidate buffer/page cache prior to running job", | |
676 | .def = "1", | |
677 | }, | |
678 | { | |
679 | .name = "sync", | |
680 | .type = FIO_OPT_BOOL, | |
681 | .off1 = td_var_offset(sync_io), | |
682 | .help = "Use O_SYNC for buffered writes", | |
683 | .def = "0", | |
684 | }, | |
685 | { | |
686 | .name = "bwavgtime", | |
687 | .type = FIO_OPT_INT, | |
688 | .off1 = td_var_offset(bw_avg_time), | |
689 | .help = "Time window over which to calculate bandwidth (msec)", | |
690 | .def = "500", | |
691 | }, | |
692 | { | |
693 | .name = "create_serialize", | |
694 | .type = FIO_OPT_BOOL, | |
695 | .off1 = td_var_offset(create_serialize), | |
696 | .help = "Serialize creating of job files", | |
697 | .def = "1", | |
698 | }, | |
699 | { | |
700 | .name = "create_fsync", | |
701 | .type = FIO_OPT_BOOL, | |
702 | .off1 = td_var_offset(create_fsync), | |
703 | .help = "Fsync file after creation", | |
704 | .def = "1", | |
705 | }, | |
706 | { | |
707 | .name = "cpuload", | |
708 | .type = FIO_OPT_INT, | |
709 | .off1 = td_var_offset(cpuload), | |
710 | .help = "Use this percentage of CPU", | |
711 | }, | |
712 | { | |
713 | .name = "cpuchunks", | |
714 | .type = FIO_OPT_INT, | |
715 | .off1 = td_var_offset(cpucycle), | |
716 | .help = "Length of the CPU burn cycles (usecs)", | |
717 | .def = "50000", | |
718 | }, | |
719 | #ifdef FIO_HAVE_CPU_AFFINITY | |
720 | { | |
721 | .name = "cpumask", | |
722 | .type = FIO_OPT_INT, | |
723 | .cb = str_cpumask_cb, | |
724 | .help = "CPU affinity mask", | |
725 | }, | |
726 | #endif | |
727 | { | |
728 | .name = "end_fsync", | |
729 | .type = FIO_OPT_BOOL, | |
730 | .off1 = td_var_offset(end_fsync), | |
731 | .help = "Include fsync at the end of job", | |
732 | .def = "0", | |
733 | }, | |
734 | { | |
735 | .name = "fsync_on_close", | |
736 | .type = FIO_OPT_BOOL, | |
737 | .off1 = td_var_offset(fsync_on_close), | |
738 | .help = "fsync files on close", | |
739 | .def = "0", | |
740 | }, | |
741 | { | |
742 | .name = "unlink", | |
743 | .type = FIO_OPT_BOOL, | |
744 | .off1 = td_var_offset(unlink), | |
745 | .help = "Unlink created files after job has completed", | |
746 | .def = "0", | |
747 | }, | |
748 | { | |
749 | .name = "exitall", | |
750 | .type = FIO_OPT_STR_SET, | |
751 | .cb = str_exitall_cb, | |
752 | .help = "Terminate all jobs when one exits", | |
753 | }, | |
754 | { | |
755 | .name = "stonewall", | |
756 | .type = FIO_OPT_STR_SET, | |
757 | .off1 = td_var_offset(stonewall), | |
758 | .help = "Insert a hard barrier between this job and previous", | |
759 | }, | |
b3d62a75 JA |
760 | { |
761 | .name = "new_group", | |
762 | .type = FIO_OPT_STR_SET, | |
763 | .off1 = td_var_offset(new_group), | |
764 | .help = "Mark the start of a new group (for reporting)", | |
765 | }, | |
214e1eca JA |
766 | { |
767 | .name = "thread", | |
768 | .type = FIO_OPT_STR_SET, | |
769 | .off1 = td_var_offset(use_thread), | |
770 | .help = "Use threads instead of forks", | |
771 | }, | |
772 | { | |
773 | .name = "write_bw_log", | |
774 | .type = FIO_OPT_STR_SET, | |
775 | .off1 = td_var_offset(write_bw_log), | |
776 | .help = "Write log of bandwidth during run", | |
777 | }, | |
778 | { | |
779 | .name = "write_lat_log", | |
780 | .type = FIO_OPT_STR_SET, | |
781 | .off1 = td_var_offset(write_lat_log), | |
782 | .help = "Write log of latency during run", | |
783 | }, | |
784 | { | |
785 | .name = "hugepage-size", | |
786 | .type = FIO_OPT_STR_VAL, | |
787 | .off1 = td_var_offset(hugepage_size), | |
788 | .help = "When using hugepages, specify size of each page", | |
789 | .def = __stringify(FIO_HUGE_PAGE), | |
790 | }, | |
791 | { | |
792 | .name = "group_reporting", | |
793 | .type = FIO_OPT_STR_SET, | |
794 | .off1 = td_var_offset(group_reporting), | |
795 | .help = "Do reporting on a per-group basis", | |
796 | }, | |
797 | { | |
798 | .name = NULL, | |
799 | }, | |
800 | }; | |
801 | ||
802 | void fio_options_dup_and_init(struct option *long_options) | |
803 | { | |
804 | struct fio_option *o; | |
805 | unsigned int i; | |
806 | ||
807 | options_init(options); | |
808 | ||
809 | i = 0; | |
810 | while (long_options[i].name) | |
811 | i++; | |
812 | ||
813 | o = &options[0]; | |
814 | while (o->name) { | |
815 | long_options[i].name = o->name; | |
816 | long_options[i].val = FIO_GETOPT_JOB; | |
817 | if (o->type == FIO_OPT_STR_SET) | |
818 | long_options[i].has_arg = no_argument; | |
819 | else | |
820 | long_options[i].has_arg = required_argument; | |
821 | ||
822 | i++; | |
823 | o++; | |
824 | assert(i < FIO_NR_OPTIONS); | |
825 | } | |
826 | } | |
827 | ||
828 | int fio_option_parse(struct thread_data *td, const char *opt) | |
829 | { | |
830 | return parse_option(opt, options, td); | |
831 | } | |
832 | ||
833 | int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val) | |
834 | { | |
835 | return parse_cmd_option(opt, val, options, td); | |
836 | } | |
837 | ||
838 | void fio_fill_default_options(struct thread_data *td) | |
839 | { | |
840 | fill_default_options(td, options); | |
841 | } | |
842 | ||
843 | int fio_show_option_help(const char *opt) | |
844 | { | |
845 | return show_cmd_help(options, opt); | |
846 | } |