Commit | Line | Data |
---|---|---|
906c8d75 | 1 | /* |
cb2c86fd | 2 | * This file contains job initialization and setup functions. |
906c8d75 | 3 | */ |
ebac4655 JA |
4 | #include <stdio.h> |
5 | #include <stdlib.h> | |
6 | #include <unistd.h> | |
7 | #include <fcntl.h> | |
8 | #include <ctype.h> | |
9 | #include <string.h> | |
10 | #include <errno.h> | |
11 | #include <sys/ipc.h> | |
12 | #include <sys/shm.h> | |
13 | #include <sys/types.h> | |
14 | #include <sys/stat.h> | |
15 | ||
16 | #include "fio.h" | |
cb2c86fd | 17 | #include "parse.h" |
2e5cdb11 | 18 | #include "smalloc.h" |
380065aa | 19 | #include "filehash.h" |
4f5af7b2 | 20 | #include "verify.h" |
79d16311 | 21 | #include "profile.h" |
ebac4655 | 22 | |
bf2e821a CC |
23 | #include "lib/getopt.h" |
24 | ||
449767ed | 25 | static char fio_version_string[] = "fio 1.52"; |
214e1eca | 26 | |
ee738499 | 27 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 28 | |
214e1eca JA |
29 | static char **ini_file; |
30 | static int max_jobs = MAX_JOBS; | |
cca73aa7 | 31 | static int dump_cmdline; |
e1f36503 | 32 | |
be4ecfdf | 33 | static struct thread_data def_thread; |
214e1eca | 34 | struct thread_data *threads = NULL; |
e1f36503 | 35 | |
214e1eca JA |
36 | int exitall_on_terminate = 0; |
37 | int terse_output = 0; | |
e592a06b | 38 | int eta_print; |
214e1eca JA |
39 | unsigned long long mlock_size = 0; |
40 | FILE *f_out = NULL; | |
41 | FILE *f_err = NULL; | |
ad0a2735 JA |
42 | char **job_sections = NULL; |
43 | int nr_job_sections = 0; | |
07b3232d | 44 | char *exec_profile = NULL; |
a9523c6f | 45 | int warnings_fatal = 0; |
ee738499 | 46 | |
214e1eca | 47 | int write_bw_log = 0; |
4241ea8f | 48 | int read_only = 0; |
214e1eca | 49 | |
5ec10eaa JA |
50 | static int def_timeout; |
51 | static int write_lat_log; | |
e1f36503 | 52 | |
214e1eca | 53 | static int prev_group_jobs; |
b4692828 | 54 | |
ee56ad50 | 55 | unsigned long fio_debug = 0; |
5e1d306e JA |
56 | unsigned int fio_debug_jobno = -1; |
57 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 58 | |
4c6107ff JA |
59 | static char cmd_optstr[256]; |
60 | ||
b4692828 JA |
61 | /* |
62 | * Command line options. These will contain the above, plus a few | |
63 | * extra that only pertain to fio itself and not jobs. | |
64 | */ | |
5ec10eaa | 65 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 JA |
66 | { |
67 | .name = "output", | |
68 | .has_arg = required_argument, | |
69 | .val = 'o', | |
70 | }, | |
71 | { | |
72 | .name = "timeout", | |
73 | .has_arg = required_argument, | |
74 | .val = 't', | |
75 | }, | |
76 | { | |
77 | .name = "latency-log", | |
78 | .has_arg = required_argument, | |
79 | .val = 'l', | |
80 | }, | |
81 | { | |
82 | .name = "bandwidth-log", | |
83 | .has_arg = required_argument, | |
84 | .val = 'b', | |
85 | }, | |
86 | { | |
87 | .name = "minimal", | |
88 | .has_arg = optional_argument, | |
89 | .val = 'm', | |
90 | }, | |
91 | { | |
92 | .name = "version", | |
93 | .has_arg = no_argument, | |
94 | .val = 'v', | |
95 | }, | |
fd28ca49 JA |
96 | { |
97 | .name = "help", | |
98 | .has_arg = no_argument, | |
99 | .val = 'h', | |
100 | }, | |
101 | { | |
102 | .name = "cmdhelp", | |
320beefe | 103 | .has_arg = optional_argument, |
fd28ca49 JA |
104 | .val = 'c', |
105 | }, | |
cca73aa7 JA |
106 | { |
107 | .name = "showcmd", | |
108 | .has_arg = no_argument, | |
724e4435 JA |
109 | .val = 's', |
110 | }, | |
111 | { | |
112 | .name = "readonly", | |
113 | .has_arg = no_argument, | |
114 | .val = 'r', | |
cca73aa7 | 115 | }, |
e592a06b AC |
116 | { |
117 | .name = "eta", | |
118 | .has_arg = required_argument, | |
119 | .val = 'e', | |
120 | }, | |
ee56ad50 JA |
121 | { |
122 | .name = "debug", | |
123 | .has_arg = required_argument, | |
124 | .val = 'd', | |
125 | }, | |
01f06b63 JA |
126 | { |
127 | .name = "section", | |
128 | .has_arg = required_argument, | |
129 | .val = 'x', | |
130 | }, | |
2b386d25 JA |
131 | { |
132 | .name = "alloc-size", | |
133 | .has_arg = required_argument, | |
134 | .val = 'a', | |
135 | }, | |
9ac8a797 JA |
136 | { |
137 | .name = "profile", | |
138 | .has_arg = required_argument, | |
139 | .val = 'p', | |
140 | }, | |
a9523c6f JA |
141 | { |
142 | .name = "warnings-fatal", | |
143 | .has_arg = no_argument, | |
144 | .val = 'w', | |
145 | }, | |
b4692828 JA |
146 | { |
147 | .name = NULL, | |
148 | }, | |
149 | }; | |
150 | ||
9728ce37 JB |
151 | FILE *get_f_out() |
152 | { | |
153 | return f_out; | |
154 | } | |
155 | ||
156 | FILE *get_f_err() | |
157 | { | |
158 | return f_err; | |
159 | } | |
160 | ||
906c8d75 JA |
161 | /* |
162 | * Return a free job structure. | |
163 | */ | |
ebac4655 JA |
164 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
165 | { | |
166 | struct thread_data *td; | |
167 | ||
168 | if (global) | |
169 | return &def_thread; | |
e61f1ec8 BC |
170 | if (thread_number >= max_jobs) { |
171 | log_err("error: maximum number of jobs (%d) reached.\n", | |
172 | max_jobs); | |
ebac4655 | 173 | return NULL; |
e61f1ec8 | 174 | } |
ebac4655 JA |
175 | |
176 | td = &threads[thread_number++]; | |
ddaeaa5a | 177 | *td = *parent; |
ebac4655 | 178 | |
e0b0d892 JA |
179 | td->o.uid = td->o.gid = -1U; |
180 | ||
cade3ef4 | 181 | dup_files(td, parent); |
d23bb327 | 182 | options_mem_dupe(td); |
cade3ef4 | 183 | |
15dc1934 JA |
184 | profile_add_hooks(td); |
185 | ||
ebac4655 | 186 | td->thread_number = thread_number; |
ebac4655 JA |
187 | return td; |
188 | } | |
189 | ||
190 | static void put_job(struct thread_data *td) | |
191 | { | |
549577a7 JA |
192 | if (td == &def_thread) |
193 | return; | |
84dd1886 | 194 | |
58c55ba0 | 195 | profile_td_exit(td); |
549577a7 | 196 | |
16edf25d | 197 | if (td->error) |
6d86144d | 198 | log_info("fio: %s\n", td->verror); |
16edf25d | 199 | |
ebac4655 JA |
200 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
201 | thread_number--; | |
202 | } | |
203 | ||
581e7141 | 204 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
127f6865 | 205 | { |
581e7141 | 206 | unsigned int bs = td->o.min_bs[ddir]; |
ba3e4e0c | 207 | unsigned long long bytes_per_sec; |
127f6865 | 208 | |
ff58fced JA |
209 | assert(ddir_rw(ddir)); |
210 | ||
ba3e4e0c RR |
211 | if (td->o.rate[ddir]) |
212 | bytes_per_sec = td->o.rate[ddir]; | |
213 | else | |
214 | bytes_per_sec = td->o.rate_iops[ddir] * bs; | |
127f6865 | 215 | |
ba3e4e0c | 216 | if (!bytes_per_sec) { |
127f6865 JA |
217 | log_err("rate lower than supported\n"); |
218 | return -1; | |
219 | } | |
220 | ||
ba3e4e0c | 221 | td->rate_nsec_cycle[ddir] = 1000000000ULL / bytes_per_sec; |
581e7141 | 222 | td->rate_pending_usleep[ddir] = 0; |
127f6865 JA |
223 | return 0; |
224 | } | |
225 | ||
581e7141 JA |
226 | static int setup_rate(struct thread_data *td) |
227 | { | |
228 | int ret = 0; | |
229 | ||
230 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) | |
231 | ret = __setup_rate(td, DDIR_READ); | |
232 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) | |
233 | ret |= __setup_rate(td, DDIR_WRITE); | |
234 | ||
235 | return ret; | |
236 | } | |
237 | ||
8347239a JA |
238 | static int fixed_block_size(struct thread_options *o) |
239 | { | |
240 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
241 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
242 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE]; | |
243 | } | |
244 | ||
dad915e3 JA |
245 | /* |
246 | * Lazy way of fixing up options that depend on each other. We could also | |
247 | * define option callback handlers, but this is easier. | |
248 | */ | |
4e991c23 | 249 | static int fixup_options(struct thread_data *td) |
e1f36503 | 250 | { |
2dc1bbeb | 251 | struct thread_options *o = &td->o; |
ff217451 | 252 | int ret = 0; |
dad915e3 | 253 | |
f356d01d | 254 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 255 | if (!o->use_thread) { |
f356d01d JA |
256 | log_info("fio: this platform does not support process shared" |
257 | " mutexes, forcing use of threads. Use the 'thread'" | |
258 | " option to get rid of this warning.\n"); | |
9bbf57cc | 259 | o->use_thread = 1; |
a9523c6f | 260 | ret = warnings_fatal; |
f356d01d JA |
261 | } |
262 | #endif | |
263 | ||
2dc1bbeb | 264 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 265 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
266 | free(o->write_iolog_file); |
267 | o->write_iolog_file = NULL; | |
a9523c6f | 268 | ret = warnings_fatal; |
076efc7c | 269 | } |
16b462ae | 270 | |
16b462ae JA |
271 | /* |
272 | * only really works for sequential io for now, and with 1 file | |
273 | */ | |
2dc1bbeb JA |
274 | if (o->zone_size && td_random(td) && o->open_files == 1) |
275 | o->zone_size = 0; | |
16b462ae JA |
276 | |
277 | /* | |
278 | * Reads can do overwrites, we always need to pre-create the file | |
279 | */ | |
280 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 281 | o->overwrite = 1; |
16b462ae | 282 | |
2dc1bbeb | 283 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 284 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
285 | if (!o->max_bs[DDIR_READ]) |
286 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
287 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 288 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
289 | if (!o->max_bs[DDIR_WRITE]) |
290 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
a00735e6 | 291 | |
2dc1bbeb | 292 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
a00735e6 | 293 | |
2b7a01d0 JA |
294 | /* |
295 | * For random IO, allow blockalign offset other than min_bs. | |
296 | */ | |
297 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
298 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
299 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
300 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
301 | ||
302 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
303 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) && | |
9bbf57cc | 304 | !o->norandommap) { |
2b7a01d0 | 305 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 306 | o->norandommap = 1; |
a9523c6f | 307 | ret = warnings_fatal; |
2b7a01d0 JA |
308 | } |
309 | ||
2dc1bbeb JA |
310 | if (!o->file_size_high) |
311 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 312 | |
8347239a JA |
313 | if (o->norandommap && o->verify != VERIFY_NONE |
314 | && !fixed_block_size(o)) { | |
315 | log_err("fio: norandommap given for variable block sizes, " | |
316 | "verify disabled\n"); | |
2dc1bbeb | 317 | o->verify = VERIFY_NONE; |
a9523c6f | 318 | ret = warnings_fatal; |
bb8895e0 | 319 | } |
2dc1bbeb | 320 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 321 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 322 | |
48097d5c JA |
323 | /* |
324 | * thinktime_spin must be less than thinktime | |
325 | */ | |
2dc1bbeb JA |
326 | if (o->thinktime_spin > o->thinktime) |
327 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
328 | |
329 | /* | |
330 | * The low water mark cannot be bigger than the iodepth | |
331 | */ | |
2dc1bbeb | 332 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) { |
9467b77c JA |
333 | /* |
334 | * syslet work around - if the workload is sequential, | |
335 | * we want to let the queue drain all the way down to | |
336 | * avoid seeking between async threads | |
337 | */ | |
338 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) | |
2dc1bbeb | 339 | o->iodepth_low = 1; |
9467b77c | 340 | else |
2dc1bbeb | 341 | o->iodepth_low = o->iodepth; |
9467b77c | 342 | } |
cb5ab512 JA |
343 | |
344 | /* | |
345 | * If batch number isn't set, default to the same as iodepth | |
346 | */ | |
2dc1bbeb JA |
347 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
348 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 349 | |
2dc1bbeb JA |
350 | if (o->nr_files > td->files_index) |
351 | o->nr_files = td->files_index; | |
9f9214f2 | 352 | |
2dc1bbeb JA |
353 | if (o->open_files > o->nr_files || !o->open_files) |
354 | o->open_files = o->nr_files; | |
4e991c23 | 355 | |
581e7141 JA |
356 | if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))|| |
357 | ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] + | |
358 | o->rate_iops_min[1]))) { | |
4e991c23 | 359 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 360 | ret = 1; |
4e991c23 | 361 | } |
581e7141 JA |
362 | if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) || |
363 | (o->rate_iops[0] < o->rate_iops_min[0]) || | |
364 | (o->rate_iops[1] < o->rate_iops_min[1])) { | |
4e991c23 | 365 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 366 | ret = 1; |
4e991c23 JA |
367 | } |
368 | ||
cf4464ca JA |
369 | if (!o->timeout && o->time_based) { |
370 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
371 | o->time_based = 0; | |
a9523c6f | 372 | ret = warnings_fatal; |
cf4464ca JA |
373 | } |
374 | ||
aa31f1f1 | 375 | if (o->fill_device && !o->size) |
5921e80c | 376 | o->size = -1ULL; |
5ec10eaa | 377 | |
9bbf57cc | 378 | if (o->verify != VERIFY_NONE) { |
996936f9 | 379 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
380 | log_info("Multiple writers may overwrite blocks that " |
381 | "belong to other jobs. This can cause " | |
382 | "verification failures.\n"); | |
383 | ret = warnings_fatal; | |
384 | } | |
385 | ||
9bbf57cc | 386 | o->refill_buffers = 1; |
2f1b8e8b JA |
387 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
388 | !o->verify_interval) | |
389 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 390 | } |
41ccd845 | 391 | |
9bbf57cc JA |
392 | if (o->pre_read) { |
393 | o->invalidate_cache = 0; | |
a9523c6f | 394 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
395 | log_info("fio: cannot pre-read files with an IO engine" |
396 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
397 | ret = warnings_fatal; |
398 | } | |
9c0d2241 | 399 | } |
34f1c044 | 400 | |
e72fa4d4 | 401 | #ifndef FIO_HAVE_FDATASYNC |
9bbf57cc | 402 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
403 | log_info("fio: this platform does not support fdatasync()" |
404 | " falling back to using fsync(). Use the 'fsync'" | |
405 | " option instead of 'fdatasync' to get rid of" | |
406 | " this warning\n"); | |
9bbf57cc JA |
407 | o->fsync_blocks = o->fdatasync_blocks; |
408 | o->fdatasync_blocks = 0; | |
a9523c6f | 409 | ret = warnings_fatal; |
e72fa4d4 JA |
410 | } |
411 | #endif | |
412 | ||
a9523c6f | 413 | return ret; |
e1f36503 JA |
414 | } |
415 | ||
f8977ee6 JA |
416 | /* |
417 | * This function leaks the buffer | |
418 | */ | |
419 | static char *to_kmg(unsigned int val) | |
420 | { | |
421 | char *buf = malloc(32); | |
f3502ba2 | 422 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
423 | char *p = post; |
424 | ||
245142ff | 425 | do { |
f8977ee6 JA |
426 | if (val & 1023) |
427 | break; | |
428 | ||
429 | val >>= 10; | |
430 | p++; | |
245142ff | 431 | } while (*p); |
f8977ee6 JA |
432 | |
433 | snprintf(buf, 31, "%u%c", val, *p); | |
434 | return buf; | |
435 | } | |
436 | ||
09629a90 JA |
437 | /* External engines are specified by "external:name.o") */ |
438 | static const char *get_engine_name(const char *str) | |
439 | { | |
440 | char *p = strstr(str, ":"); | |
441 | ||
442 | if (!p) | |
443 | return str; | |
444 | ||
445 | p++; | |
446 | strip_blank_front(&p); | |
447 | strip_blank_end(p); | |
448 | return p; | |
449 | } | |
450 | ||
e132cbae JA |
451 | static int exists_and_not_file(const char *filename) |
452 | { | |
453 | struct stat sb; | |
454 | ||
455 | if (lstat(filename, &sb) == -1) | |
456 | return 0; | |
457 | ||
ecc314ba BC |
458 | /* \\.\ is the device namespace in Windows, where every file |
459 | * is a device node */ | |
460 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
461 | return 0; |
462 | ||
463 | return 1; | |
464 | } | |
465 | ||
4c07ad86 | 466 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 JA |
467 | { |
468 | os_random_seed(td->rand_seeds[0], &td->bsrange_state); | |
469 | os_random_seed(td->rand_seeds[1], &td->verify_state); | |
470 | os_random_seed(td->rand_seeds[2], &td->rwmix_state); | |
471 | ||
472 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
473 | os_random_seed(td->rand_seeds[3], &td->next_file_state); | |
474 | ||
475 | os_random_seed(td->rand_seeds[5], &td->file_size_state); | |
0d29de83 | 476 | os_random_seed(td->rand_seeds[6], &td->trim_state); |
5bfc35d7 JA |
477 | |
478 | if (!td_random(td)) | |
479 | return; | |
480 | ||
481 | if (td->o.rand_repeatable) | |
482 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
483 | ||
484 | os_random_seed(td->rand_seeds[4], &td->random_state); | |
4c07ad86 JA |
485 | } |
486 | ||
487 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
488 | { | |
489 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); | |
490 | init_rand_seed(&td->__verify_state, td->rand_seeds[1]); | |
491 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); | |
492 | ||
493 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
494 | init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); | |
495 | ||
496 | init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); | |
497 | init_rand_seed(&td->__trim_state, td->rand_seeds[6]); | |
498 | ||
499 | if (!td_random(td)) | |
500 | return; | |
501 | ||
502 | if (td->o.rand_repeatable) | |
503 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
504 | ||
2615cc4b | 505 | init_rand_seed(&td->__random_state, td->rand_seeds[4]); |
5bfc35d7 JA |
506 | } |
507 | ||
4c07ad86 JA |
508 | void td_fill_rand_seeds(struct thread_data *td) |
509 | { | |
510 | if (td->o.use_os_rand) | |
511 | td_fill_rand_seeds_os(td); | |
512 | else | |
513 | td_fill_rand_seeds_internal(td); | |
514 | } | |
515 | ||
9c60ce64 JA |
516 | /* |
517 | * Initialize the various random states we need (random io, block size ranges, | |
518 | * read/write mix, etc). | |
519 | */ | |
520 | static int init_random_state(struct thread_data *td) | |
521 | { | |
68727076 | 522 | int fd; |
9c60ce64 JA |
523 | |
524 | fd = open("/dev/urandom", O_RDONLY); | |
525 | if (fd == -1) { | |
526 | td_verror(td, errno, "open"); | |
527 | return 1; | |
528 | } | |
529 | ||
5bfc35d7 JA |
530 | if (read(fd, td->rand_seeds, sizeof(td->rand_seeds)) < |
531 | (int) sizeof(td->rand_seeds)) { | |
9c60ce64 JA |
532 | td_verror(td, EIO, "read"); |
533 | close(fd); | |
534 | return 1; | |
535 | } | |
536 | ||
537 | close(fd); | |
5bfc35d7 | 538 | td_fill_rand_seeds(td); |
9c60ce64 JA |
539 | return 0; |
540 | } | |
541 | ||
906c8d75 JA |
542 | /* |
543 | * Adds a job to the list of things todo. Sanitizes the various options | |
544 | * to make sure we don't have conflicts, and initializes various | |
545 | * members of td. | |
546 | */ | |
75154845 | 547 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 548 | { |
413dd459 JA |
549 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
550 | "randread", "randwrite", "randrw" }; | |
af52b345 | 551 | unsigned int i; |
09629a90 | 552 | const char *engine; |
af52b345 | 553 | char fname[PATH_MAX]; |
e132cbae | 554 | int numjobs, file_alloced; |
ebac4655 | 555 | |
ebac4655 JA |
556 | /* |
557 | * the def_thread is just for options, it's not a real job | |
558 | */ | |
559 | if (td == &def_thread) | |
560 | return 0; | |
561 | ||
cca73aa7 JA |
562 | /* |
563 | * if we are just dumping the output command line, don't add the job | |
564 | */ | |
565 | if (dump_cmdline) { | |
566 | put_job(td); | |
567 | return 0; | |
568 | } | |
569 | ||
58c55ba0 JA |
570 | if (profile_td_init(td)) |
571 | return 1; | |
572 | ||
2dc1bbeb | 573 | engine = get_engine_name(td->o.ioengine); |
09629a90 JA |
574 | td->io_ops = load_ioengine(td, engine); |
575 | if (!td->io_ops) { | |
576 | log_err("fio: failed to load engine %s\n", engine); | |
205927a3 | 577 | goto err; |
09629a90 | 578 | } |
df64119d | 579 | |
2dc1bbeb | 580 | if (td->o.use_thread) |
9cedf167 JA |
581 | nr_thread++; |
582 | else | |
583 | nr_process++; | |
584 | ||
2dc1bbeb | 585 | if (td->o.odirect) |
690adba3 JA |
586 | td->io_ops->flags |= FIO_RAWIO; |
587 | ||
e132cbae | 588 | file_alloced = 0; |
691c8fb0 | 589 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 590 | file_alloced = 1; |
80be24f4 | 591 | |
2dc1bbeb | 592 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 593 | add_file(td, jobname); |
7b05a215 | 594 | else { |
2dc1bbeb | 595 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
596 | sprintf(fname, "%s.%d.%d", jobname, |
597 | td->thread_number, i); | |
7b05a215 JA |
598 | add_file(td, fname); |
599 | } | |
af52b345 | 600 | } |
0af7b542 | 601 | } |
ebac4655 | 602 | |
4e991c23 JA |
603 | if (fixup_options(td)) |
604 | goto err; | |
e0a22335 | 605 | |
07eb79df JA |
606 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
607 | struct fio_file *f; | |
608 | ||
609 | for_each_file(td, f, i) | |
610 | f->real_file_size = -1ULL; | |
611 | } | |
612 | ||
cdd18ad8 | 613 | td->mutex = fio_mutex_init(0); |
ebac4655 | 614 | |
756867bd JA |
615 | td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; |
616 | td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; | |
02af0988 | 617 | td->ts.lat_stat[0].min_val = td->ts.lat_stat[1].min_val = ULONG_MAX; |
756867bd | 618 | td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; |
cdd5411e | 619 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 620 | |
755c3189 | 621 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 622 | prev_group_jobs = 0; |
ebac4655 | 623 | groupid++; |
3c5df6fa | 624 | } |
ebac4655 JA |
625 | |
626 | td->groupid = groupid; | |
3c5df6fa | 627 | prev_group_jobs++; |
ebac4655 | 628 | |
9c60ce64 JA |
629 | if (init_random_state(td)) |
630 | goto err; | |
631 | ||
ebac4655 JA |
632 | if (setup_rate(td)) |
633 | goto err; | |
634 | ||
2dc1bbeb | 635 | if (td->o.write_lat_log) { |
02af0988 | 636 | setup_log(&td->ts.lat_log); |
756867bd JA |
637 | setup_log(&td->ts.slat_log); |
638 | setup_log(&td->ts.clat_log); | |
ebac4655 | 639 | } |
2dc1bbeb | 640 | if (td->o.write_bw_log) |
756867bd | 641 | setup_log(&td->ts.bw_log); |
ebac4655 | 642 | |
2dc1bbeb JA |
643 | if (!td->o.name) |
644 | td->o.name = strdup(jobname); | |
01452055 | 645 | |
c6ae0a5b | 646 | if (!terse_output) { |
b990b5c0 | 647 | if (!job_add_num) { |
5ec10eaa JA |
648 | if (!strcmp(td->io_ops->name, "cpuio")) { |
649 | log_info("%s: ioengine=cpu, cpuload=%u," | |
650 | " cpucycle=%u\n", td->o.name, | |
651 | td->o.cpuload, | |
652 | td->o.cpucycle); | |
653 | } else { | |
f8977ee6 JA |
654 | char *c1, *c2, *c3, *c4; |
655 | ||
2dc1bbeb JA |
656 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
657 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
658 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
659 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
f8977ee6 | 660 | |
5ec10eaa JA |
661 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s," |
662 | " ioengine=%s, iodepth=%u\n", | |
663 | td->o.name, td->groupid, | |
664 | ddir_str[td->o.td_ddir], | |
665 | c1, c2, c3, c4, | |
666 | td->io_ops->name, | |
667 | td->o.iodepth); | |
f8977ee6 JA |
668 | |
669 | free(c1); | |
670 | free(c2); | |
671 | free(c3); | |
672 | free(c4); | |
673 | } | |
b990b5c0 | 674 | } else if (job_add_num == 1) |
6d86144d | 675 | log_info("...\n"); |
c6ae0a5b | 676 | } |
ebac4655 JA |
677 | |
678 | /* | |
679 | * recurse add identical jobs, clear numjobs and stonewall options | |
680 | * as they don't apply to sub-jobs | |
681 | */ | |
2dc1bbeb | 682 | numjobs = td->o.numjobs; |
ebac4655 JA |
683 | while (--numjobs) { |
684 | struct thread_data *td_new = get_new_job(0, td); | |
685 | ||
686 | if (!td_new) | |
687 | goto err; | |
688 | ||
2dc1bbeb JA |
689 | td_new->o.numjobs = 1; |
690 | td_new->o.stonewall = 0; | |
92c1d41f | 691 | td_new->o.new_group = 0; |
e132cbae JA |
692 | |
693 | if (file_alloced) { | |
2dc1bbeb | 694 | td_new->o.filename = NULL; |
e132cbae | 695 | td_new->files_index = 0; |
4e6ea2f1 | 696 | td_new->files_size = 0; |
e132cbae JA |
697 | td_new->files = NULL; |
698 | } | |
699 | ||
75154845 | 700 | job_add_num = numjobs - 1; |
ebac4655 | 701 | |
75154845 | 702 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
703 | goto err; |
704 | } | |
3c5df6fa | 705 | |
ebac4655 JA |
706 | return 0; |
707 | err: | |
708 | put_job(td); | |
709 | return -1; | |
710 | } | |
711 | ||
79d16311 JA |
712 | /* |
713 | * Parse as if 'o' was a command line | |
714 | */ | |
715 | void add_job_opts(const char **o) | |
716 | { | |
717 | struct thread_data *td, *td_parent; | |
718 | int i, in_global = 1; | |
719 | char jobname[32]; | |
720 | ||
721 | i = 0; | |
722 | td_parent = td = NULL; | |
723 | while (o[i]) { | |
724 | if (!strncmp(o[i], "name", 4)) { | |
725 | in_global = 0; | |
726 | if (td) | |
727 | add_job(td, jobname, 0); | |
728 | td = NULL; | |
729 | sprintf(jobname, "%s", o[i] + 5); | |
730 | } | |
731 | if (in_global && !td_parent) | |
732 | td_parent = get_new_job(1, &def_thread); | |
733 | else if (!in_global && !td) { | |
734 | if (!td_parent) | |
735 | td_parent = &def_thread; | |
736 | td = get_new_job(0, td_parent); | |
737 | } | |
738 | if (in_global) | |
739 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
740 | else | |
741 | fio_options_parse(td, (char **) &o[i], 1); | |
742 | i++; | |
743 | } | |
744 | ||
745 | if (td) | |
746 | add_job(td, jobname, 0); | |
747 | } | |
748 | ||
01f06b63 JA |
749 | static int skip_this_section(const char *name) |
750 | { | |
ad0a2735 JA |
751 | int i; |
752 | ||
753 | if (!nr_job_sections) | |
01f06b63 JA |
754 | return 0; |
755 | if (!strncmp(name, "global", 6)) | |
756 | return 0; | |
757 | ||
ad0a2735 JA |
758 | for (i = 0; i < nr_job_sections; i++) |
759 | if (!strcmp(job_sections[i], name)) | |
760 | return 0; | |
761 | ||
762 | return 1; | |
01f06b63 JA |
763 | } |
764 | ||
ebac4655 JA |
765 | static int is_empty_or_comment(char *line) |
766 | { | |
767 | unsigned int i; | |
768 | ||
769 | for (i = 0; i < strlen(line); i++) { | |
770 | if (line[i] == ';') | |
771 | return 1; | |
5cc2da30 IM |
772 | if (line[i] == '#') |
773 | return 1; | |
ebac4655 JA |
774 | if (!isspace(line[i]) && !iscntrl(line[i])) |
775 | return 0; | |
776 | } | |
777 | ||
778 | return 1; | |
779 | } | |
780 | ||
07261983 JA |
781 | /* |
782 | * This is our [ini] type file parser. | |
783 | */ | |
1e97cce9 | 784 | static int parse_jobs_ini(char *file, int stonewall_flag) |
ebac4655 | 785 | { |
e1f36503 | 786 | unsigned int global; |
ebac4655 | 787 | struct thread_data *td; |
fee3bb48 | 788 | char *string, *name; |
ebac4655 JA |
789 | FILE *f; |
790 | char *p; | |
0c7e37a0 | 791 | int ret = 0, stonewall; |
097b2991 | 792 | int first_sect = 1; |
ccf8f127 | 793 | int skip_fgets = 0; |
01f06b63 | 794 | int inside_skip = 0; |
3b8b7135 JA |
795 | char **opts; |
796 | int i, alloc_opts, num_opts; | |
ebac4655 | 797 | |
5a729cbe AC |
798 | if (!strcmp(file, "-")) |
799 | f = stdin; | |
800 | else | |
801 | f = fopen(file, "r"); | |
802 | ||
ebac4655 | 803 | if (!f) { |
aea47d44 | 804 | perror("fopen job file"); |
ebac4655 JA |
805 | return 1; |
806 | } | |
807 | ||
808 | string = malloc(4096); | |
7f7e6e59 JA |
809 | |
810 | /* | |
811 | * it's really 256 + small bit, 280 should suffice | |
812 | */ | |
813 | name = malloc(280); | |
814 | memset(name, 0, 280); | |
ebac4655 | 815 | |
3b8b7135 JA |
816 | alloc_opts = 8; |
817 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 818 | num_opts = 0; |
3b8b7135 | 819 | |
0c7e37a0 | 820 | stonewall = stonewall_flag; |
7c124ac1 | 821 | do { |
ccf8f127 JA |
822 | /* |
823 | * if skip_fgets is set, we already have loaded a line we | |
824 | * haven't handled. | |
825 | */ | |
826 | if (!skip_fgets) { | |
827 | p = fgets(string, 4095, f); | |
828 | if (!p) | |
829 | break; | |
830 | } | |
cdc7f193 | 831 | |
ccf8f127 | 832 | skip_fgets = 0; |
cdc7f193 | 833 | strip_blank_front(&p); |
6c7c7da1 | 834 | strip_blank_end(p); |
cdc7f193 | 835 | |
ebac4655 JA |
836 | if (is_empty_or_comment(p)) |
837 | continue; | |
84dd1886 | 838 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
839 | if (inside_skip) |
840 | continue; | |
5ec10eaa JA |
841 | log_err("fio: option <%s> outside of [] job section\n", |
842 | p); | |
088b4207 | 843 | break; |
6c7c7da1 | 844 | } |
ebac4655 | 845 | |
7a4b80a1 JA |
846 | name[strlen(name) - 1] = '\0'; |
847 | ||
01f06b63 JA |
848 | if (skip_this_section(name)) { |
849 | inside_skip = 1; | |
850 | continue; | |
851 | } else | |
852 | inside_skip = 0; | |
853 | ||
ebac4655 JA |
854 | global = !strncmp(name, "global", 6); |
855 | ||
cca73aa7 | 856 | if (dump_cmdline) { |
097b2991 JA |
857 | if (first_sect) |
858 | log_info("fio "); | |
cca73aa7 JA |
859 | if (!global) |
860 | log_info("--name=%s ", name); | |
097b2991 | 861 | first_sect = 0; |
cca73aa7 JA |
862 | } |
863 | ||
ebac4655 | 864 | td = get_new_job(global, &def_thread); |
45410acb JA |
865 | if (!td) { |
866 | ret = 1; | |
867 | break; | |
868 | } | |
ebac4655 | 869 | |
972cfd25 JA |
870 | /* |
871 | * Seperate multiple job files by a stonewall | |
872 | */ | |
f9481919 | 873 | if (!global && stonewall) { |
2dc1bbeb | 874 | td->o.stonewall = stonewall; |
972cfd25 JA |
875 | stonewall = 0; |
876 | } | |
877 | ||
3b8b7135 JA |
878 | num_opts = 0; |
879 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
880 | ||
ebac4655 JA |
881 | while ((p = fgets(string, 4096, f)) != NULL) { |
882 | if (is_empty_or_comment(p)) | |
883 | continue; | |
e1f36503 | 884 | |
b6754f9d | 885 | strip_blank_front(&p); |
7c124ac1 | 886 | |
ccf8f127 JA |
887 | /* |
888 | * new section, break out and make sure we don't | |
889 | * fgets() a new line at the top. | |
890 | */ | |
891 | if (p[0] == '[') { | |
892 | skip_fgets = 1; | |
7c124ac1 | 893 | break; |
ccf8f127 | 894 | } |
7c124ac1 | 895 | |
4ae3f763 | 896 | strip_blank_end(p); |
aea47d44 | 897 | |
3b8b7135 JA |
898 | if (num_opts == alloc_opts) { |
899 | alloc_opts <<= 1; | |
900 | opts = realloc(opts, | |
901 | alloc_opts * sizeof(char *)); | |
902 | } | |
903 | ||
904 | opts[num_opts] = strdup(p); | |
905 | num_opts++; | |
ebac4655 | 906 | } |
ebac4655 | 907 | |
3b8b7135 JA |
908 | ret = fio_options_parse(td, opts, num_opts); |
909 | if (!ret) { | |
910 | if (dump_cmdline) | |
911 | for (i = 0; i < num_opts; i++) | |
912 | log_info("--%s ", opts[i]); | |
913 | ||
45410acb | 914 | ret = add_job(td, name, 0); |
3b8b7135 | 915 | } else { |
b1508cf9 JA |
916 | log_err("fio: job %s dropped\n", name); |
917 | put_job(td); | |
45410acb | 918 | } |
3b8b7135 JA |
919 | |
920 | for (i = 0; i < num_opts; i++) | |
921 | free(opts[i]); | |
922 | num_opts = 0; | |
7c124ac1 | 923 | } while (!ret); |
ebac4655 | 924 | |
cca73aa7 JA |
925 | if (dump_cmdline) |
926 | log_info("\n"); | |
927 | ||
3b8b7135 JA |
928 | for (i = 0; i < num_opts; i++) |
929 | free(opts[i]); | |
930 | ||
ebac4655 JA |
931 | free(string); |
932 | free(name); | |
2577594d | 933 | free(opts); |
5a729cbe AC |
934 | if (f != stdin) |
935 | fclose(f); | |
45410acb | 936 | return ret; |
ebac4655 JA |
937 | } |
938 | ||
939 | static int fill_def_thread(void) | |
940 | { | |
941 | memset(&def_thread, 0, sizeof(def_thread)); | |
942 | ||
375b2695 | 943 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
ebac4655 JA |
944 | |
945 | /* | |
ee738499 | 946 | * fill default options |
ebac4655 | 947 | */ |
214e1eca | 948 | fio_fill_default_options(&def_thread); |
ee738499 | 949 | |
2dc1bbeb | 950 | def_thread.o.timeout = def_timeout; |
ebac4655 JA |
951 | return 0; |
952 | } | |
953 | ||
214e1eca JA |
954 | static void free_shm(void) |
955 | { | |
956 | struct shmid_ds sbuf; | |
957 | ||
958 | if (threads) { | |
5e1d306e JA |
959 | void *tp = threads; |
960 | ||
214e1eca | 961 | threads = NULL; |
5e1d306e JA |
962 | file_hash_exit(); |
963 | fio_debug_jobp = NULL; | |
964 | shmdt(tp); | |
214e1eca JA |
965 | shmctl(shm_id, IPC_RMID, &sbuf); |
966 | } | |
2e5cdb11 JA |
967 | |
968 | scleanup(); | |
214e1eca JA |
969 | } |
970 | ||
971 | /* | |
972 | * The thread area is shared between the main process and the job | |
973 | * threads/processes. So setup a shared memory segment that will hold | |
380065aa JA |
974 | * all the job info. We use the end of the region for keeping track of |
975 | * open files across jobs, for file sharing. | |
214e1eca JA |
976 | */ |
977 | static int setup_thread_area(void) | |
978 | { | |
380065aa JA |
979 | void *hash; |
980 | ||
214e1eca JA |
981 | /* |
982 | * 1024 is too much on some machines, scale max_jobs if | |
983 | * we get a failure that looks like too large a shm segment | |
984 | */ | |
985 | do { | |
986 | size_t size = max_jobs * sizeof(struct thread_data); | |
987 | ||
380065aa | 988 | size += file_hash_size; |
5e1d306e | 989 | size += sizeof(unsigned int); |
380065aa | 990 | |
214e1eca JA |
991 | shm_id = shmget(0, size, IPC_CREAT | 0600); |
992 | if (shm_id != -1) | |
993 | break; | |
994 | if (errno != EINVAL) { | |
995 | perror("shmget"); | |
996 | break; | |
997 | } | |
998 | ||
999 | max_jobs >>= 1; | |
1000 | } while (max_jobs); | |
1001 | ||
1002 | if (shm_id == -1) | |
1003 | return 1; | |
1004 | ||
1005 | threads = shmat(shm_id, NULL, 0); | |
1006 | if (threads == (void *) -1) { | |
1007 | perror("shmat"); | |
1008 | return 1; | |
1009 | } | |
1010 | ||
1f809d15 | 1011 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); |
380065aa | 1012 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); |
5e1d306e JA |
1013 | fio_debug_jobp = (void *) hash + file_hash_size; |
1014 | *fio_debug_jobp = -1; | |
380065aa | 1015 | file_hash_init(hash); |
214e1eca JA |
1016 | atexit(free_shm); |
1017 | return 0; | |
1018 | } | |
1019 | ||
45378b35 | 1020 | static void usage(const char *name) |
4785f995 | 1021 | { |
45378b35 | 1022 | printf("%s [options] [job options] <job file(s)>\n", name); |
ee56ad50 | 1023 | printf("\t--debug=options\tEnable debug logging\n"); |
b4692828 JA |
1024 | printf("\t--output\tWrite output to file\n"); |
1025 | printf("\t--timeout\tRuntime in seconds\n"); | |
1026 | printf("\t--latency-log\tGenerate per-job latency logs\n"); | |
1027 | printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1028 | printf("\t--minimal\tMinimal (terse) output\n"); | |
1029 | printf("\t--version\tPrint version info and exit\n"); | |
fd28ca49 | 1030 | printf("\t--help\t\tPrint this page\n"); |
5ec10eaa JA |
1031 | printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of" |
1032 | " them\n"); | |
cca73aa7 | 1033 | printf("\t--showcmd\tTurn a job file into command line options\n"); |
e592a06b AC |
1034 | printf("\t--eta=when\tWhen ETA estimate should be printed\n"); |
1035 | printf("\t \tMay be \"always\", \"never\" or \"auto\"\n"); | |
5ec10eaa JA |
1036 | printf("\t--readonly\tTurn on safety read-only checks, preventing" |
1037 | " writes\n"); | |
01f06b63 | 1038 | printf("\t--section=name\tOnly run specified section in job file\n"); |
2b386d25 JA |
1039 | printf("\t--alloc-size=kb\tSet smalloc pool to this size in kb" |
1040 | " (def 1024)\n"); | |
a9523c6f | 1041 | printf("\t--warnings-fatal Fio parser warnings are fatal\n"); |
aa58d252 JA |
1042 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
1043 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); | |
4785f995 JA |
1044 | } |
1045 | ||
79e48f72 | 1046 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1047 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1048 | { .name = "process", .shift = FD_PROCESS, }, |
1049 | { .name = "file", .shift = FD_FILE, }, | |
1050 | { .name = "io", .shift = FD_IO, }, | |
1051 | { .name = "mem", .shift = FD_MEM, }, | |
1052 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1053 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1054 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1055 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1056 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1057 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1058 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1059 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1060 | { .name = "time", .shift = FD_TIME }, |
02444ad1 | 1061 | { .name = NULL, }, |
ee56ad50 JA |
1062 | }; |
1063 | ||
c09823ab | 1064 | static int set_debug(const char *string) |
ee56ad50 JA |
1065 | { |
1066 | struct debug_level *dl; | |
1067 | char *p = (char *) string; | |
1068 | char *opt; | |
1069 | int i; | |
1070 | ||
1071 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1072 | log_info("fio: dumping debug options:"); |
1073 | for (i = 0; debug_levels[i].name; i++) { | |
1074 | dl = &debug_levels[i]; | |
1075 | log_info("%s,", dl->name); | |
1076 | } | |
bd6f78b2 | 1077 | log_info("all\n"); |
c09823ab | 1078 | return 1; |
ee56ad50 JA |
1079 | } |
1080 | ||
1081 | while ((opt = strsep(&p, ",")) != NULL) { | |
1082 | int found = 0; | |
1083 | ||
5e1d306e JA |
1084 | if (!strncmp(opt, "all", 3)) { |
1085 | log_info("fio: set all debug options\n"); | |
1086 | fio_debug = ~0UL; | |
1087 | continue; | |
1088 | } | |
1089 | ||
ee56ad50 JA |
1090 | for (i = 0; debug_levels[i].name; i++) { |
1091 | dl = &debug_levels[i]; | |
5e1d306e JA |
1092 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1093 | if (!found) | |
1094 | continue; | |
1095 | ||
1096 | if (dl->shift == FD_JOB) { | |
1097 | opt = strchr(opt, ':'); | |
1098 | if (!opt) { | |
1099 | log_err("fio: missing job number\n"); | |
1100 | break; | |
1101 | } | |
1102 | opt++; | |
1103 | fio_debug_jobno = atoi(opt); | |
1104 | log_info("fio: set debug jobno %d\n", | |
1105 | fio_debug_jobno); | |
1106 | } else { | |
ee56ad50 | 1107 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1108 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1109 | } |
5e1d306e | 1110 | break; |
ee56ad50 JA |
1111 | } |
1112 | ||
1113 | if (!found) | |
1114 | log_err("fio: debug mask %s not found\n", opt); | |
1115 | } | |
c09823ab | 1116 | return 0; |
ee56ad50 | 1117 | } |
79e48f72 | 1118 | #else |
69b98d4c | 1119 | static int set_debug(const char *string) |
79e48f72 JA |
1120 | { |
1121 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1122 | return 1; |
79e48f72 JA |
1123 | } |
1124 | #endif | |
9ac8a797 | 1125 | |
4c6107ff JA |
1126 | static void fio_options_fill_optstring(void) |
1127 | { | |
1128 | char *ostr = cmd_optstr; | |
1129 | int i, c; | |
1130 | ||
1131 | c = i = 0; | |
1132 | while (l_opts[i].name) { | |
1133 | ostr[c++] = l_opts[i].val; | |
1134 | if (l_opts[i].has_arg == required_argument) | |
1135 | ostr[c++] = ':'; | |
1136 | else if (l_opts[i].has_arg == optional_argument) { | |
1137 | ostr[c++] = ':'; | |
1138 | ostr[c++] = ':'; | |
1139 | } | |
1140 | i++; | |
1141 | } | |
1142 | ostr[c] = '\0'; | |
1143 | } | |
1144 | ||
972cfd25 | 1145 | static int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1146 | { |
b4692828 | 1147 | struct thread_data *td = NULL; |
c09823ab | 1148 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1149 | char *ostr = cmd_optstr; |
ebac4655 | 1150 | |
4c6107ff | 1151 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
ebac4655 | 1152 | switch (c) { |
2b386d25 JA |
1153 | case 'a': |
1154 | smalloc_pool_size = atoi(optarg); | |
1155 | break; | |
b4692828 JA |
1156 | case 't': |
1157 | def_timeout = atoi(optarg); | |
1158 | break; | |
1159 | case 'l': | |
1160 | write_lat_log = 1; | |
1161 | break; | |
3d73e5a9 | 1162 | case 'b': |
b4692828 JA |
1163 | write_bw_log = 1; |
1164 | break; | |
1165 | case 'o': | |
1166 | f_out = fopen(optarg, "w+"); | |
1167 | if (!f_out) { | |
1168 | perror("fopen output"); | |
1169 | exit(1); | |
1170 | } | |
1171 | f_err = f_out; | |
1172 | break; | |
1173 | case 'm': | |
1174 | terse_output = 1; | |
1175 | break; | |
1176 | case 'h': | |
45378b35 | 1177 | usage(argv[0]); |
b4692828 | 1178 | exit(0); |
fd28ca49 | 1179 | case 'c': |
214e1eca | 1180 | exit(fio_show_option_help(optarg)); |
cca73aa7 JA |
1181 | case 's': |
1182 | dump_cmdline = 1; | |
1183 | break; | |
724e4435 JA |
1184 | case 'r': |
1185 | read_only = 1; | |
1186 | break; | |
b4692828 | 1187 | case 'v': |
ca740f4e | 1188 | log_info("%s\n", fio_version_string); |
b4692828 | 1189 | exit(0); |
e592a06b AC |
1190 | case 'e': |
1191 | if (!strcmp("always", optarg)) | |
1192 | eta_print = FIO_ETA_ALWAYS; | |
1193 | else if (!strcmp("never", optarg)) | |
1194 | eta_print = FIO_ETA_NEVER; | |
1195 | break; | |
ee56ad50 | 1196 | case 'd': |
c09823ab JA |
1197 | if (set_debug(optarg)) |
1198 | do_exit++; | |
ee56ad50 | 1199 | break; |
ad0a2735 JA |
1200 | case 'x': { |
1201 | size_t new_size; | |
1202 | ||
01f06b63 | 1203 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1204 | log_err("fio: can't use global as only " |
1205 | "section\n"); | |
c09823ab JA |
1206 | do_exit++; |
1207 | exit_val = 1; | |
01f06b63 JA |
1208 | break; |
1209 | } | |
ad0a2735 JA |
1210 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1211 | job_sections = realloc(job_sections, new_size); | |
1212 | job_sections[nr_job_sections] = strdup(optarg); | |
1213 | nr_job_sections++; | |
01f06b63 | 1214 | break; |
ad0a2735 | 1215 | } |
9ac8a797 | 1216 | case 'p': |
07b3232d | 1217 | exec_profile = strdup(optarg); |
9ac8a797 | 1218 | break; |
b4692828 | 1219 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1220 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1221 | char *val = optarg; |
1222 | ||
c2b1e753 | 1223 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1224 | ret = add_job(td, td->o.name ?: "fio", 0); |
c2b1e753 JA |
1225 | if (ret) { |
1226 | put_job(td); | |
1227 | return 0; | |
1228 | } | |
1229 | td = NULL; | |
1230 | } | |
b4692828 | 1231 | if (!td) { |
01f06b63 | 1232 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1233 | int global = 0; |
1234 | ||
01f06b63 | 1235 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1236 | global = 1; |
c2b1e753 | 1237 | |
01f06b63 JA |
1238 | if (is_section && skip_this_section(val)) |
1239 | continue; | |
1240 | ||
c2b1e753 | 1241 | td = get_new_job(global, &def_thread); |
b4692828 JA |
1242 | if (!td) |
1243 | return 0; | |
1244 | } | |
38d0adb0 | 1245 | |
214e1eca | 1246 | ret = fio_cmd_option_parse(td, opt, val); |
b4692828 JA |
1247 | break; |
1248 | } | |
a9523c6f JA |
1249 | case 'w': |
1250 | warnings_fatal = 1; | |
1251 | break; | |
b4692828 | 1252 | default: |
c09823ab JA |
1253 | do_exit++; |
1254 | exit_val = 1; | |
b4692828 | 1255 | break; |
ebac4655 JA |
1256 | } |
1257 | } | |
c9fad893 | 1258 | |
c09823ab JA |
1259 | if (do_exit) |
1260 | exit(exit_val); | |
536582bf | 1261 | |
b4692828 | 1262 | if (td) { |
7d6a8904 | 1263 | if (!ret) |
2dc1bbeb | 1264 | ret = add_job(td, td->o.name ?: "fio", 0); |
7d6a8904 JA |
1265 | if (ret) |
1266 | put_job(td); | |
972cfd25 | 1267 | } |
774a6177 | 1268 | |
b4692828 JA |
1269 | while (optind < argc) { |
1270 | ini_idx++; | |
1271 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1272 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1273 | optind++; | |
eb8bbf48 | 1274 | } |
972cfd25 JA |
1275 | |
1276 | return ini_idx; | |
ebac4655 JA |
1277 | } |
1278 | ||
ebac4655 JA |
1279 | int parse_options(int argc, char *argv[]) |
1280 | { | |
972cfd25 JA |
1281 | int job_files, i; |
1282 | ||
b4692828 JA |
1283 | f_out = stdout; |
1284 | f_err = stderr; | |
1285 | ||
4c6107ff | 1286 | fio_options_fill_optstring(); |
5ec10eaa | 1287 | fio_options_dup_and_init(l_opts); |
b4692828 | 1288 | |
ebac4655 JA |
1289 | if (setup_thread_area()) |
1290 | return 1; | |
1291 | if (fill_def_thread()) | |
1292 | return 1; | |
1293 | ||
972cfd25 | 1294 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1295 | |
972cfd25 JA |
1296 | for (i = 0; i < job_files; i++) { |
1297 | if (fill_def_thread()) | |
1298 | return 1; | |
0c7e37a0 | 1299 | if (parse_jobs_ini(ini_file[i], i)) |
972cfd25 | 1300 | return 1; |
88c6ed80 | 1301 | free(ini_file[i]); |
972cfd25 | 1302 | } |
ebac4655 | 1303 | |
88c6ed80 | 1304 | free(ini_file); |
d23bb327 | 1305 | options_mem_free(&def_thread); |
b4692828 JA |
1306 | |
1307 | if (!thread_number) { | |
cca73aa7 JA |
1308 | if (dump_cmdline) |
1309 | return 0; | |
07b3232d JA |
1310 | if (exec_profile) |
1311 | return 0; | |
cca73aa7 | 1312 | |
03e20d68 | 1313 | log_err("No jobs(s) defined\n\n"); |
45378b35 | 1314 | usage(argv[0]); |
b4692828 JA |
1315 | return 1; |
1316 | } | |
1317 | ||
be4ecfdf JA |
1318 | if (def_thread.o.gtod_offload) { |
1319 | fio_gtod_init(); | |
1320 | fio_gtod_offload = 1; | |
1321 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1322 | } | |
1323 | ||
ca740f4e | 1324 | log_info("%s\n", fio_version_string); |
ebac4655 JA |
1325 | return 0; |
1326 | } |