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" |
50d16976 | 22 | #include "server.h" |
ebac4655 | 23 | |
bf2e821a CC |
24 | #include "lib/getopt.h" |
25 | ||
89cf1480 JA |
26 | #include "fio_version.h" |
27 | ||
81179eec | 28 | #if FIO_PATCH > 0 |
5e726d0a | 29 | const char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ |
81179eec JA |
30 | __fio_stringify(FIO_MINOR) "." \ |
31 | __fio_stringify(FIO_PATCH); | |
32 | #else | |
5e726d0a | 33 | const char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ |
81179eec JA |
34 | __fio_stringify(FIO_MINOR); |
35 | #endif | |
214e1eca | 36 | |
ee738499 | 37 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 38 | |
214e1eca | 39 | static char **ini_file; |
fca70358 | 40 | static int max_jobs = FIO_MAX_JOBS; |
cca73aa7 | 41 | static int dump_cmdline; |
8c029376 | 42 | static int def_timeout; |
e1f36503 | 43 | |
be4ecfdf | 44 | static struct thread_data def_thread; |
214e1eca | 45 | struct thread_data *threads = NULL; |
e1f36503 | 46 | |
214e1eca JA |
47 | int exitall_on_terminate = 0; |
48 | int terse_output = 0; | |
e592a06b | 49 | int eta_print; |
214e1eca JA |
50 | unsigned long long mlock_size = 0; |
51 | FILE *f_out = NULL; | |
52 | FILE *f_err = NULL; | |
ad0a2735 JA |
53 | char **job_sections = NULL; |
54 | int nr_job_sections = 0; | |
07b3232d | 55 | char *exec_profile = NULL; |
a9523c6f | 56 | int warnings_fatal = 0; |
4d658652 | 57 | int terse_version = 3; |
50d16976 | 58 | int is_backend = 0; |
a37f69b7 | 59 | int nr_clients = 0; |
e46d8091 | 60 | int log_syslog = 0; |
ee738499 | 61 | |
214e1eca | 62 | int write_bw_log = 0; |
4241ea8f | 63 | int read_only = 0; |
214e1eca | 64 | |
5ec10eaa | 65 | static int write_lat_log; |
e1f36503 | 66 | |
214e1eca | 67 | static int prev_group_jobs; |
b4692828 | 68 | |
ee56ad50 | 69 | unsigned long fio_debug = 0; |
5e1d306e JA |
70 | unsigned int fio_debug_jobno = -1; |
71 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 72 | |
4c6107ff | 73 | static char cmd_optstr[256]; |
085399db | 74 | static int did_arg; |
4c6107ff | 75 | |
802ad4a8 JA |
76 | const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = { |
77 | { .u.f = 1.0 }, | |
78 | { .u.f = 5.0 }, | |
79 | { .u.f = 10.0 }, | |
80 | { .u.f = 20.0 }, | |
81 | { .u.f = 30.0 }, | |
82 | { .u.f = 40.0 }, | |
83 | { .u.f = 50.0 }, | |
84 | { .u.f = 60.0 }, | |
85 | { .u.f = 70.0 }, | |
86 | { .u.f = 80.0 }, | |
87 | { .u.f = 90.0 }, | |
88 | { .u.f = 95.0 }, | |
89 | { .u.f = 99.0 }, | |
90 | { .u.f = 99.5 }, | |
91 | { .u.f = 99.9 }, | |
92 | }; | |
93 | ||
7a4b8240 JA |
94 | #define FIO_CLIENT_FLAG (1 << 16) |
95 | ||
b4692828 JA |
96 | /* |
97 | * Command line options. These will contain the above, plus a few | |
98 | * extra that only pertain to fio itself and not jobs. | |
99 | */ | |
5ec10eaa | 100 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 101 | { |
08d2a19c | 102 | .name = (char *) "output", |
b4692828 | 103 | .has_arg = required_argument, |
7a4b8240 | 104 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
105 | }, |
106 | { | |
08d2a19c | 107 | .name = (char *) "timeout", |
b4692828 | 108 | .has_arg = required_argument, |
7a4b8240 | 109 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
110 | }, |
111 | { | |
08d2a19c | 112 | .name = (char *) "latency-log", |
b4692828 | 113 | .has_arg = required_argument, |
7a4b8240 | 114 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
115 | }, |
116 | { | |
08d2a19c | 117 | .name = (char *) "bandwidth-log", |
b4692828 | 118 | .has_arg = required_argument, |
7a4b8240 | 119 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
120 | }, |
121 | { | |
08d2a19c | 122 | .name = (char *) "minimal", |
b4692828 | 123 | .has_arg = optional_argument, |
7a4b8240 | 124 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 JA |
125 | }, |
126 | { | |
08d2a19c | 127 | .name = (char *) "version", |
b4692828 | 128 | .has_arg = no_argument, |
7a4b8240 | 129 | .val = 'v' | FIO_CLIENT_FLAG, |
b4692828 | 130 | }, |
fd28ca49 | 131 | { |
08d2a19c | 132 | .name = (char *) "help", |
fd28ca49 | 133 | .has_arg = no_argument, |
7a4b8240 | 134 | .val = 'h' | FIO_CLIENT_FLAG, |
fd28ca49 JA |
135 | }, |
136 | { | |
08d2a19c | 137 | .name = (char *) "cmdhelp", |
320beefe | 138 | .has_arg = optional_argument, |
7a4b8240 | 139 | .val = 'c' | FIO_CLIENT_FLAG, |
fd28ca49 | 140 | }, |
de890a1e SL |
141 | { |
142 | .name = (char *) "enghelp", | |
143 | .has_arg = optional_argument, | |
144 | .val = 'i' | FIO_CLIENT_FLAG, | |
145 | }, | |
cca73aa7 | 146 | { |
08d2a19c | 147 | .name = (char *) "showcmd", |
cca73aa7 | 148 | .has_arg = no_argument, |
7a4b8240 | 149 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
150 | }, |
151 | { | |
08d2a19c | 152 | .name = (char *) "readonly", |
724e4435 | 153 | .has_arg = no_argument, |
7a4b8240 | 154 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 155 | }, |
e592a06b | 156 | { |
08d2a19c | 157 | .name = (char *) "eta", |
e592a06b | 158 | .has_arg = required_argument, |
7a4b8240 | 159 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 160 | }, |
ee56ad50 | 161 | { |
08d2a19c | 162 | .name = (char *) "debug", |
ee56ad50 | 163 | .has_arg = required_argument, |
7a4b8240 | 164 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 165 | }, |
01f06b63 | 166 | { |
08d2a19c | 167 | .name = (char *) "section", |
01f06b63 | 168 | .has_arg = required_argument, |
7a4b8240 | 169 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 170 | }, |
2b386d25 | 171 | { |
08d2a19c | 172 | .name = (char *) "alloc-size", |
2b386d25 | 173 | .has_arg = required_argument, |
7a4b8240 | 174 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 175 | }, |
9ac8a797 | 176 | { |
08d2a19c | 177 | .name = (char *) "profile", |
9ac8a797 | 178 | .has_arg = required_argument, |
7a4b8240 | 179 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 180 | }, |
a9523c6f | 181 | { |
08d2a19c | 182 | .name = (char *) "warnings-fatal", |
a9523c6f | 183 | .has_arg = no_argument, |
7a4b8240 | 184 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 185 | }, |
fca70358 JA |
186 | { |
187 | .name = (char *) "max-jobs", | |
188 | .has_arg = required_argument, | |
7a4b8240 | 189 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 190 | }, |
f57a9c59 JA |
191 | { |
192 | .name = (char *) "terse-version", | |
193 | .has_arg = required_argument, | |
7a4b8240 | 194 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 195 | }, |
50d16976 JA |
196 | { |
197 | .name = (char *) "server", | |
87aa8f19 | 198 | .has_arg = optional_argument, |
50d16976 JA |
199 | .val = 'S', |
200 | }, | |
e46d8091 | 201 | { .name = (char *) "daemonize", |
402668f3 | 202 | .has_arg = required_argument, |
e46d8091 JA |
203 | .val = 'D', |
204 | }, | |
132159a5 JA |
205 | { |
206 | .name = (char *) "client", | |
207 | .has_arg = required_argument, | |
208 | .val = 'C', | |
209 | }, | |
b4692828 JA |
210 | { |
211 | .name = NULL, | |
212 | }, | |
213 | }; | |
214 | ||
9d9eb2e7 JA |
215 | static void free_shm(void) |
216 | { | |
217 | struct shmid_ds sbuf; | |
218 | ||
219 | if (threads) { | |
220 | void *tp = threads; | |
221 | ||
222 | threads = NULL; | |
223 | file_hash_exit(); | |
224 | fio_debug_jobp = NULL; | |
225 | shmdt(tp); | |
226 | shmctl(shm_id, IPC_RMID, &sbuf); | |
227 | } | |
228 | ||
229 | scleanup(); | |
230 | } | |
231 | ||
232 | /* | |
233 | * The thread area is shared between the main process and the job | |
234 | * threads/processes. So setup a shared memory segment that will hold | |
235 | * all the job info. We use the end of the region for keeping track of | |
236 | * open files across jobs, for file sharing. | |
237 | */ | |
238 | static int setup_thread_area(void) | |
239 | { | |
240 | void *hash; | |
241 | ||
242 | if (threads) | |
243 | return 0; | |
244 | ||
245 | /* | |
246 | * 1024 is too much on some machines, scale max_jobs if | |
247 | * we get a failure that looks like too large a shm segment | |
248 | */ | |
249 | do { | |
250 | size_t size = max_jobs * sizeof(struct thread_data); | |
251 | ||
252 | size += file_hash_size; | |
253 | size += sizeof(unsigned int); | |
254 | ||
255 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
256 | if (shm_id != -1) | |
257 | break; | |
258 | if (errno != EINVAL) { | |
259 | perror("shmget"); | |
260 | break; | |
261 | } | |
262 | ||
263 | max_jobs >>= 1; | |
264 | } while (max_jobs); | |
265 | ||
266 | if (shm_id == -1) | |
267 | return 1; | |
268 | ||
269 | threads = shmat(shm_id, NULL, 0); | |
270 | if (threads == (void *) -1) { | |
271 | perror("shmat"); | |
272 | return 1; | |
273 | } | |
274 | ||
275 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
276 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
277 | fio_debug_jobp = (void *) hash + file_hash_size; | |
278 | *fio_debug_jobp = -1; | |
279 | file_hash_init(hash); | |
280 | return 0; | |
281 | } | |
282 | ||
906c8d75 JA |
283 | /* |
284 | * Return a free job structure. | |
285 | */ | |
de890a1e SL |
286 | static struct thread_data *get_new_job(int global, struct thread_data *parent, |
287 | int preserve_eo) | |
ebac4655 JA |
288 | { |
289 | struct thread_data *td; | |
290 | ||
291 | if (global) | |
292 | return &def_thread; | |
9d9eb2e7 JA |
293 | if (setup_thread_area()) { |
294 | log_err("error: failed to setup shm segment\n"); | |
295 | return NULL; | |
296 | } | |
e61f1ec8 BC |
297 | if (thread_number >= max_jobs) { |
298 | log_err("error: maximum number of jobs (%d) reached.\n", | |
299 | max_jobs); | |
ebac4655 | 300 | return NULL; |
e61f1ec8 | 301 | } |
ebac4655 JA |
302 | |
303 | td = &threads[thread_number++]; | |
ddaeaa5a | 304 | *td = *parent; |
ebac4655 | 305 | |
de890a1e SL |
306 | td->io_ops = NULL; |
307 | if (!preserve_eo) | |
308 | td->eo = NULL; | |
309 | ||
e0b0d892 JA |
310 | td->o.uid = td->o.gid = -1U; |
311 | ||
cade3ef4 | 312 | dup_files(td, parent); |
de890a1e | 313 | fio_options_mem_dupe(td); |
cade3ef4 | 314 | |
15dc1934 JA |
315 | profile_add_hooks(td); |
316 | ||
ebac4655 | 317 | td->thread_number = thread_number; |
ebac4655 JA |
318 | return td; |
319 | } | |
320 | ||
321 | static void put_job(struct thread_data *td) | |
322 | { | |
549577a7 JA |
323 | if (td == &def_thread) |
324 | return; | |
84dd1886 | 325 | |
58c55ba0 | 326 | profile_td_exit(td); |
549577a7 | 327 | |
16edf25d | 328 | if (td->error) |
6d86144d | 329 | log_info("fio: %s\n", td->verror); |
16edf25d | 330 | |
7e356b2d | 331 | fio_options_free(td); |
de890a1e SL |
332 | if (td->io_ops) |
333 | free_ioengine(td); | |
7e356b2d | 334 | |
ebac4655 JA |
335 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
336 | thread_number--; | |
337 | } | |
338 | ||
581e7141 | 339 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
127f6865 | 340 | { |
581e7141 | 341 | unsigned int bs = td->o.min_bs[ddir]; |
127f6865 | 342 | |
ff58fced JA |
343 | assert(ddir_rw(ddir)); |
344 | ||
ba3e4e0c | 345 | if (td->o.rate[ddir]) |
1b8dbf25 | 346 | td->rate_bps[ddir] = td->o.rate[ddir]; |
ba3e4e0c | 347 | else |
1b8dbf25 | 348 | td->rate_bps[ddir] = td->o.rate_iops[ddir] * bs; |
127f6865 | 349 | |
1b8dbf25 | 350 | if (!td->rate_bps[ddir]) { |
127f6865 JA |
351 | log_err("rate lower than supported\n"); |
352 | return -1; | |
353 | } | |
354 | ||
581e7141 | 355 | td->rate_pending_usleep[ddir] = 0; |
127f6865 JA |
356 | return 0; |
357 | } | |
358 | ||
581e7141 JA |
359 | static int setup_rate(struct thread_data *td) |
360 | { | |
361 | int ret = 0; | |
362 | ||
363 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) | |
364 | ret = __setup_rate(td, DDIR_READ); | |
365 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) | |
366 | ret |= __setup_rate(td, DDIR_WRITE); | |
367 | ||
368 | return ret; | |
369 | } | |
370 | ||
8347239a JA |
371 | static int fixed_block_size(struct thread_options *o) |
372 | { | |
373 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
374 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
375 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE]; | |
376 | } | |
377 | ||
dad915e3 JA |
378 | /* |
379 | * Lazy way of fixing up options that depend on each other. We could also | |
380 | * define option callback handlers, but this is easier. | |
381 | */ | |
4e991c23 | 382 | static int fixup_options(struct thread_data *td) |
e1f36503 | 383 | { |
2dc1bbeb | 384 | struct thread_options *o = &td->o; |
ff217451 | 385 | int ret = 0; |
dad915e3 | 386 | |
f356d01d | 387 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 388 | if (!o->use_thread) { |
f356d01d JA |
389 | log_info("fio: this platform does not support process shared" |
390 | " mutexes, forcing use of threads. Use the 'thread'" | |
391 | " option to get rid of this warning.\n"); | |
9bbf57cc | 392 | o->use_thread = 1; |
a9523c6f | 393 | ret = warnings_fatal; |
f356d01d JA |
394 | } |
395 | #endif | |
396 | ||
2dc1bbeb | 397 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 398 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
399 | free(o->write_iolog_file); |
400 | o->write_iolog_file = NULL; | |
a9523c6f | 401 | ret = warnings_fatal; |
076efc7c | 402 | } |
16b462ae | 403 | |
16b462ae | 404 | /* |
ed335855 | 405 | * only really works with 1 file |
16b462ae | 406 | */ |
ed335855 | 407 | if (o->zone_size && o->open_files == 1) |
2dc1bbeb | 408 | o->zone_size = 0; |
16b462ae | 409 | |
ed335855 SN |
410 | /* |
411 | * If zone_range isn't specified, backward compatibility dictates it | |
412 | * should be made equal to zone_size. | |
413 | */ | |
414 | if (o->zone_size && !o->zone_range) | |
415 | o->zone_range = o->zone_size; | |
416 | ||
16b462ae JA |
417 | /* |
418 | * Reads can do overwrites, we always need to pre-create the file | |
419 | */ | |
420 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 421 | o->overwrite = 1; |
16b462ae | 422 | |
2dc1bbeb | 423 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 424 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
425 | if (!o->max_bs[DDIR_READ]) |
426 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
427 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 428 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
429 | if (!o->max_bs[DDIR_WRITE]) |
430 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
a00735e6 | 431 | |
2dc1bbeb | 432 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
a00735e6 | 433 | |
2b7a01d0 JA |
434 | /* |
435 | * For random IO, allow blockalign offset other than min_bs. | |
436 | */ | |
437 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
438 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
439 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
440 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
441 | ||
442 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
443 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) && | |
9bbf57cc | 444 | !o->norandommap) { |
2b7a01d0 | 445 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 446 | o->norandommap = 1; |
a9523c6f | 447 | ret = warnings_fatal; |
2b7a01d0 JA |
448 | } |
449 | ||
2dc1bbeb JA |
450 | if (!o->file_size_high) |
451 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 452 | |
8347239a JA |
453 | if (o->norandommap && o->verify != VERIFY_NONE |
454 | && !fixed_block_size(o)) { | |
455 | log_err("fio: norandommap given for variable block sizes, " | |
456 | "verify disabled\n"); | |
2dc1bbeb | 457 | o->verify = VERIFY_NONE; |
a9523c6f | 458 | ret = warnings_fatal; |
bb8895e0 | 459 | } |
2dc1bbeb | 460 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 461 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 462 | |
48097d5c JA |
463 | /* |
464 | * thinktime_spin must be less than thinktime | |
465 | */ | |
2dc1bbeb JA |
466 | if (o->thinktime_spin > o->thinktime) |
467 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
468 | |
469 | /* | |
470 | * The low water mark cannot be bigger than the iodepth | |
471 | */ | |
2dc1bbeb | 472 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) { |
9467b77c JA |
473 | /* |
474 | * syslet work around - if the workload is sequential, | |
475 | * we want to let the queue drain all the way down to | |
476 | * avoid seeking between async threads | |
477 | */ | |
478 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) | |
2dc1bbeb | 479 | o->iodepth_low = 1; |
9467b77c | 480 | else |
2dc1bbeb | 481 | o->iodepth_low = o->iodepth; |
9467b77c | 482 | } |
cb5ab512 JA |
483 | |
484 | /* | |
485 | * If batch number isn't set, default to the same as iodepth | |
486 | */ | |
2dc1bbeb JA |
487 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
488 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 489 | |
2dc1bbeb JA |
490 | if (o->nr_files > td->files_index) |
491 | o->nr_files = td->files_index; | |
9f9214f2 | 492 | |
2dc1bbeb JA |
493 | if (o->open_files > o->nr_files || !o->open_files) |
494 | o->open_files = o->nr_files; | |
4e991c23 | 495 | |
581e7141 JA |
496 | if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))|| |
497 | ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] + | |
498 | o->rate_iops_min[1]))) { | |
4e991c23 | 499 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 500 | ret = 1; |
4e991c23 | 501 | } |
581e7141 JA |
502 | if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) || |
503 | (o->rate_iops[0] < o->rate_iops_min[0]) || | |
504 | (o->rate_iops[1] < o->rate_iops_min[1])) { | |
4e991c23 | 505 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 506 | ret = 1; |
4e991c23 JA |
507 | } |
508 | ||
cf4464ca JA |
509 | if (!o->timeout && o->time_based) { |
510 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
511 | o->time_based = 0; | |
a9523c6f | 512 | ret = warnings_fatal; |
cf4464ca JA |
513 | } |
514 | ||
aa31f1f1 | 515 | if (o->fill_device && !o->size) |
5921e80c | 516 | o->size = -1ULL; |
5ec10eaa | 517 | |
9bbf57cc | 518 | if (o->verify != VERIFY_NONE) { |
996936f9 | 519 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
520 | log_info("Multiple writers may overwrite blocks that " |
521 | "belong to other jobs. This can cause " | |
522 | "verification failures.\n"); | |
523 | ret = warnings_fatal; | |
524 | } | |
525 | ||
9bbf57cc | 526 | o->refill_buffers = 1; |
2f1b8e8b JA |
527 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
528 | !o->verify_interval) | |
529 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 530 | } |
41ccd845 | 531 | |
9bbf57cc JA |
532 | if (o->pre_read) { |
533 | o->invalidate_cache = 0; | |
a9523c6f | 534 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
535 | log_info("fio: cannot pre-read files with an IO engine" |
536 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
537 | ret = warnings_fatal; |
538 | } | |
9c0d2241 | 539 | } |
34f1c044 | 540 | |
e72fa4d4 | 541 | #ifndef FIO_HAVE_FDATASYNC |
9bbf57cc | 542 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
543 | log_info("fio: this platform does not support fdatasync()" |
544 | " falling back to using fsync(). Use the 'fsync'" | |
545 | " option instead of 'fdatasync' to get rid of" | |
546 | " this warning\n"); | |
9bbf57cc JA |
547 | o->fsync_blocks = o->fdatasync_blocks; |
548 | o->fdatasync_blocks = 0; | |
a9523c6f | 549 | ret = warnings_fatal; |
e72fa4d4 JA |
550 | } |
551 | #endif | |
552 | ||
a9523c6f | 553 | return ret; |
e1f36503 JA |
554 | } |
555 | ||
f8977ee6 JA |
556 | /* |
557 | * This function leaks the buffer | |
558 | */ | |
559 | static char *to_kmg(unsigned int val) | |
560 | { | |
561 | char *buf = malloc(32); | |
f3502ba2 | 562 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
563 | char *p = post; |
564 | ||
245142ff | 565 | do { |
f8977ee6 JA |
566 | if (val & 1023) |
567 | break; | |
568 | ||
569 | val >>= 10; | |
570 | p++; | |
245142ff | 571 | } while (*p); |
f8977ee6 JA |
572 | |
573 | snprintf(buf, 31, "%u%c", val, *p); | |
574 | return buf; | |
575 | } | |
576 | ||
09629a90 JA |
577 | /* External engines are specified by "external:name.o") */ |
578 | static const char *get_engine_name(const char *str) | |
579 | { | |
580 | char *p = strstr(str, ":"); | |
581 | ||
582 | if (!p) | |
583 | return str; | |
584 | ||
585 | p++; | |
586 | strip_blank_front(&p); | |
587 | strip_blank_end(p); | |
588 | return p; | |
589 | } | |
590 | ||
e132cbae JA |
591 | static int exists_and_not_file(const char *filename) |
592 | { | |
593 | struct stat sb; | |
594 | ||
595 | if (lstat(filename, &sb) == -1) | |
596 | return 0; | |
597 | ||
ecc314ba BC |
598 | /* \\.\ is the device namespace in Windows, where every file |
599 | * is a device node */ | |
600 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
601 | return 0; |
602 | ||
603 | return 1; | |
604 | } | |
605 | ||
4c07ad86 | 606 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 JA |
607 | { |
608 | os_random_seed(td->rand_seeds[0], &td->bsrange_state); | |
609 | os_random_seed(td->rand_seeds[1], &td->verify_state); | |
610 | os_random_seed(td->rand_seeds[2], &td->rwmix_state); | |
611 | ||
612 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
613 | os_random_seed(td->rand_seeds[3], &td->next_file_state); | |
614 | ||
615 | os_random_seed(td->rand_seeds[5], &td->file_size_state); | |
0d29de83 | 616 | os_random_seed(td->rand_seeds[6], &td->trim_state); |
5bfc35d7 JA |
617 | |
618 | if (!td_random(td)) | |
619 | return; | |
620 | ||
621 | if (td->o.rand_repeatable) | |
622 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
623 | ||
624 | os_random_seed(td->rand_seeds[4], &td->random_state); | |
4c07ad86 JA |
625 | } |
626 | ||
627 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
628 | { | |
629 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); | |
630 | init_rand_seed(&td->__verify_state, td->rand_seeds[1]); | |
631 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); | |
632 | ||
633 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
634 | init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); | |
635 | ||
636 | init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); | |
637 | init_rand_seed(&td->__trim_state, td->rand_seeds[6]); | |
638 | ||
639 | if (!td_random(td)) | |
640 | return; | |
641 | ||
642 | if (td->o.rand_repeatable) | |
643 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
644 | ||
2615cc4b | 645 | init_rand_seed(&td->__random_state, td->rand_seeds[4]); |
5bfc35d7 JA |
646 | } |
647 | ||
4c07ad86 JA |
648 | void td_fill_rand_seeds(struct thread_data *td) |
649 | { | |
650 | if (td->o.use_os_rand) | |
651 | td_fill_rand_seeds_os(td); | |
652 | else | |
653 | td_fill_rand_seeds_internal(td); | |
3545a109 JA |
654 | |
655 | init_rand_seed(&td->buf_state, td->rand_seeds[7]); | |
4c07ad86 JA |
656 | } |
657 | ||
9c60ce64 JA |
658 | /* |
659 | * Initialize the various random states we need (random io, block size ranges, | |
660 | * read/write mix, etc). | |
661 | */ | |
662 | static int init_random_state(struct thread_data *td) | |
663 | { | |
68727076 | 664 | int fd; |
9c60ce64 JA |
665 | |
666 | fd = open("/dev/urandom", O_RDONLY); | |
667 | if (fd == -1) { | |
668 | td_verror(td, errno, "open"); | |
669 | return 1; | |
670 | } | |
671 | ||
5bfc35d7 JA |
672 | if (read(fd, td->rand_seeds, sizeof(td->rand_seeds)) < |
673 | (int) sizeof(td->rand_seeds)) { | |
9c60ce64 JA |
674 | td_verror(td, EIO, "read"); |
675 | close(fd); | |
676 | return 1; | |
677 | } | |
678 | ||
679 | close(fd); | |
5bfc35d7 | 680 | td_fill_rand_seeds(td); |
9c60ce64 JA |
681 | return 0; |
682 | } | |
683 | ||
de890a1e SL |
684 | /* |
685 | * Initializes the ioengine configured for a job, if it has not been done so | |
686 | * already. | |
687 | */ | |
688 | int ioengine_load(struct thread_data *td) | |
689 | { | |
690 | const char *engine; | |
691 | ||
692 | /* | |
693 | * Engine has already been loaded. | |
694 | */ | |
695 | if (td->io_ops) | |
696 | return 0; | |
697 | ||
698 | engine = get_engine_name(td->o.ioengine); | |
699 | td->io_ops = load_ioengine(td, engine); | |
700 | if (!td->io_ops) { | |
701 | log_err("fio: failed to load engine %s\n", engine); | |
702 | return 1; | |
703 | } | |
704 | ||
705 | if (td->io_ops->option_struct_size && td->io_ops->options) { | |
706 | /* | |
707 | * In cases where td->eo is set, clone it for a child thread. | |
708 | * This requires that the parent thread has the same ioengine, | |
709 | * but that requirement must be enforced by the code which | |
710 | * cloned the thread. | |
711 | */ | |
712 | void *origeo = td->eo; | |
713 | /* | |
714 | * Otherwise use the default thread options. | |
715 | */ | |
716 | if (!origeo && td != &def_thread && def_thread.eo && | |
717 | def_thread.io_ops->options == td->io_ops->options) | |
718 | origeo = def_thread.eo; | |
719 | ||
720 | options_init(td->io_ops->options); | |
721 | td->eo = malloc(td->io_ops->option_struct_size); | |
722 | /* | |
723 | * Use the default thread as an option template if this uses the | |
724 | * same options structure and there are non-default options | |
725 | * used. | |
726 | */ | |
727 | if (origeo) { | |
728 | memcpy(td->eo, origeo, td->io_ops->option_struct_size); | |
729 | options_mem_dupe(td->eo, td->io_ops->options); | |
730 | } else { | |
731 | memset(td->eo, 0, td->io_ops->option_struct_size); | |
732 | fill_default_options(td->eo, td->io_ops->options); | |
733 | } | |
734 | *(struct thread_data **)td->eo = td; | |
735 | } | |
736 | ||
737 | return 0; | |
738 | } | |
739 | ||
906c8d75 JA |
740 | /* |
741 | * Adds a job to the list of things todo. Sanitizes the various options | |
742 | * to make sure we don't have conflicts, and initializes various | |
743 | * members of td. | |
744 | */ | |
75154845 | 745 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 746 | { |
413dd459 JA |
747 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
748 | "randread", "randwrite", "randrw" }; | |
af52b345 | 749 | unsigned int i; |
af52b345 | 750 | char fname[PATH_MAX]; |
e132cbae | 751 | int numjobs, file_alloced; |
ebac4655 | 752 | |
ebac4655 JA |
753 | /* |
754 | * the def_thread is just for options, it's not a real job | |
755 | */ | |
756 | if (td == &def_thread) | |
757 | return 0; | |
758 | ||
cca73aa7 JA |
759 | /* |
760 | * if we are just dumping the output command line, don't add the job | |
761 | */ | |
762 | if (dump_cmdline) { | |
763 | put_job(td); | |
764 | return 0; | |
765 | } | |
766 | ||
58c55ba0 | 767 | if (profile_td_init(td)) |
66251554 | 768 | goto err; |
58c55ba0 | 769 | |
de890a1e | 770 | if (ioengine_load(td)) |
205927a3 | 771 | goto err; |
df64119d | 772 | |
2dc1bbeb | 773 | if (td->o.use_thread) |
9cedf167 JA |
774 | nr_thread++; |
775 | else | |
776 | nr_process++; | |
777 | ||
2dc1bbeb | 778 | if (td->o.odirect) |
690adba3 JA |
779 | td->io_ops->flags |= FIO_RAWIO; |
780 | ||
e132cbae | 781 | file_alloced = 0; |
691c8fb0 | 782 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 783 | file_alloced = 1; |
80be24f4 | 784 | |
2dc1bbeb | 785 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 786 | add_file(td, jobname); |
7b05a215 | 787 | else { |
2dc1bbeb | 788 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
789 | sprintf(fname, "%s.%d.%d", jobname, |
790 | td->thread_number, i); | |
7b05a215 JA |
791 | add_file(td, fname); |
792 | } | |
af52b345 | 793 | } |
0af7b542 | 794 | } |
ebac4655 | 795 | |
4e991c23 JA |
796 | if (fixup_options(td)) |
797 | goto err; | |
e0a22335 | 798 | |
de890a1e SL |
799 | /* |
800 | * IO engines only need this for option callbacks, and the address may | |
801 | * change in subprocesses. | |
802 | */ | |
803 | if (td->eo) | |
804 | *(struct thread_data **)td->eo = NULL; | |
805 | ||
07eb79df JA |
806 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
807 | struct fio_file *f; | |
808 | ||
809 | for_each_file(td, f, i) | |
810 | f->real_file_size = -1ULL; | |
811 | } | |
812 | ||
cdd18ad8 | 813 | td->mutex = fio_mutex_init(0); |
ebac4655 | 814 | |
83349190 YH |
815 | td->ts.clat_percentiles = td->o.clat_percentiles; |
816 | if (td->o.overwrite_plist) | |
802ad4a8 | 817 | memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 818 | else |
802ad4a8 | 819 | memcpy(td->ts.percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 820 | |
756867bd JA |
821 | td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; |
822 | td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; | |
02af0988 | 823 | td->ts.lat_stat[0].min_val = td->ts.lat_stat[1].min_val = ULONG_MAX; |
756867bd | 824 | td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; |
cdd5411e | 825 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 826 | |
755c3189 | 827 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 828 | prev_group_jobs = 0; |
ebac4655 | 829 | groupid++; |
3c5df6fa | 830 | } |
ebac4655 JA |
831 | |
832 | td->groupid = groupid; | |
3c5df6fa | 833 | prev_group_jobs++; |
ebac4655 | 834 | |
9c60ce64 JA |
835 | if (init_random_state(td)) |
836 | goto err; | |
837 | ||
ebac4655 JA |
838 | if (setup_rate(td)) |
839 | goto err; | |
840 | ||
2dc1bbeb | 841 | if (td->o.write_lat_log) { |
b8bc8cba JA |
842 | setup_log(&td->lat_log, td->o.log_avg_msec); |
843 | setup_log(&td->slat_log, td->o.log_avg_msec); | |
844 | setup_log(&td->clat_log, td->o.log_avg_msec); | |
ebac4655 | 845 | } |
2dc1bbeb | 846 | if (td->o.write_bw_log) |
b8bc8cba | 847 | setup_log(&td->bw_log, td->o.log_avg_msec); |
c8eeb9df | 848 | if (td->o.write_iops_log) |
b8bc8cba | 849 | setup_log(&td->iops_log, td->o.log_avg_msec); |
ebac4655 | 850 | |
2dc1bbeb JA |
851 | if (!td->o.name) |
852 | td->o.name = strdup(jobname); | |
01452055 | 853 | |
c6ae0a5b | 854 | if (!terse_output) { |
b990b5c0 | 855 | if (!job_add_num) { |
5ec10eaa JA |
856 | if (!strcmp(td->io_ops->name, "cpuio")) { |
857 | log_info("%s: ioengine=cpu, cpuload=%u," | |
858 | " cpucycle=%u\n", td->o.name, | |
859 | td->o.cpuload, | |
860 | td->o.cpucycle); | |
861 | } else { | |
f8977ee6 JA |
862 | char *c1, *c2, *c3, *c4; |
863 | ||
2dc1bbeb JA |
864 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
865 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
866 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
867 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
f8977ee6 | 868 | |
5ec10eaa JA |
869 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s," |
870 | " ioengine=%s, iodepth=%u\n", | |
871 | td->o.name, td->groupid, | |
872 | ddir_str[td->o.td_ddir], | |
873 | c1, c2, c3, c4, | |
874 | td->io_ops->name, | |
875 | td->o.iodepth); | |
f8977ee6 JA |
876 | |
877 | free(c1); | |
878 | free(c2); | |
879 | free(c3); | |
880 | free(c4); | |
881 | } | |
b990b5c0 | 882 | } else if (job_add_num == 1) |
6d86144d | 883 | log_info("...\n"); |
c6ae0a5b | 884 | } |
ebac4655 JA |
885 | |
886 | /* | |
887 | * recurse add identical jobs, clear numjobs and stonewall options | |
888 | * as they don't apply to sub-jobs | |
889 | */ | |
2dc1bbeb | 890 | numjobs = td->o.numjobs; |
ebac4655 | 891 | while (--numjobs) { |
de890a1e | 892 | struct thread_data *td_new = get_new_job(0, td, 1); |
ebac4655 JA |
893 | |
894 | if (!td_new) | |
895 | goto err; | |
896 | ||
2dc1bbeb JA |
897 | td_new->o.numjobs = 1; |
898 | td_new->o.stonewall = 0; | |
92c1d41f | 899 | td_new->o.new_group = 0; |
e132cbae JA |
900 | |
901 | if (file_alloced) { | |
2dc1bbeb | 902 | td_new->o.filename = NULL; |
e132cbae | 903 | td_new->files_index = 0; |
4e6ea2f1 | 904 | td_new->files_size = 0; |
e132cbae JA |
905 | td_new->files = NULL; |
906 | } | |
907 | ||
75154845 | 908 | job_add_num = numjobs - 1; |
ebac4655 | 909 | |
75154845 | 910 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
911 | goto err; |
912 | } | |
3c5df6fa | 913 | |
ebac4655 JA |
914 | return 0; |
915 | err: | |
916 | put_job(td); | |
917 | return -1; | |
918 | } | |
919 | ||
79d16311 JA |
920 | /* |
921 | * Parse as if 'o' was a command line | |
922 | */ | |
923 | void add_job_opts(const char **o) | |
924 | { | |
925 | struct thread_data *td, *td_parent; | |
926 | int i, in_global = 1; | |
927 | char jobname[32]; | |
928 | ||
929 | i = 0; | |
930 | td_parent = td = NULL; | |
931 | while (o[i]) { | |
932 | if (!strncmp(o[i], "name", 4)) { | |
933 | in_global = 0; | |
934 | if (td) | |
935 | add_job(td, jobname, 0); | |
936 | td = NULL; | |
937 | sprintf(jobname, "%s", o[i] + 5); | |
938 | } | |
939 | if (in_global && !td_parent) | |
de890a1e | 940 | td_parent = get_new_job(1, &def_thread, 0); |
79d16311 JA |
941 | else if (!in_global && !td) { |
942 | if (!td_parent) | |
943 | td_parent = &def_thread; | |
de890a1e | 944 | td = get_new_job(0, td_parent, 0); |
79d16311 JA |
945 | } |
946 | if (in_global) | |
947 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
948 | else | |
949 | fio_options_parse(td, (char **) &o[i], 1); | |
950 | i++; | |
951 | } | |
952 | ||
953 | if (td) | |
954 | add_job(td, jobname, 0); | |
955 | } | |
956 | ||
01f06b63 JA |
957 | static int skip_this_section(const char *name) |
958 | { | |
ad0a2735 JA |
959 | int i; |
960 | ||
961 | if (!nr_job_sections) | |
01f06b63 JA |
962 | return 0; |
963 | if (!strncmp(name, "global", 6)) | |
964 | return 0; | |
965 | ||
ad0a2735 JA |
966 | for (i = 0; i < nr_job_sections; i++) |
967 | if (!strcmp(job_sections[i], name)) | |
968 | return 0; | |
969 | ||
970 | return 1; | |
01f06b63 JA |
971 | } |
972 | ||
ebac4655 JA |
973 | static int is_empty_or_comment(char *line) |
974 | { | |
975 | unsigned int i; | |
976 | ||
977 | for (i = 0; i < strlen(line); i++) { | |
978 | if (line[i] == ';') | |
979 | return 1; | |
5cc2da30 IM |
980 | if (line[i] == '#') |
981 | return 1; | |
76cd9378 | 982 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
ebac4655 JA |
983 | return 0; |
984 | } | |
985 | ||
986 | return 1; | |
987 | } | |
988 | ||
07261983 JA |
989 | /* |
990 | * This is our [ini] type file parser. | |
991 | */ | |
50d16976 | 992 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
ebac4655 | 993 | { |
e1f36503 | 994 | unsigned int global; |
ebac4655 | 995 | struct thread_data *td; |
fee3bb48 | 996 | char *string, *name; |
ebac4655 JA |
997 | FILE *f; |
998 | char *p; | |
0c7e37a0 | 999 | int ret = 0, stonewall; |
097b2991 | 1000 | int first_sect = 1; |
ccf8f127 | 1001 | int skip_fgets = 0; |
01f06b63 | 1002 | int inside_skip = 0; |
3b8b7135 JA |
1003 | char **opts; |
1004 | int i, alloc_opts, num_opts; | |
ebac4655 | 1005 | |
50d16976 JA |
1006 | if (is_buf) |
1007 | f = NULL; | |
1008 | else { | |
1009 | if (!strcmp(file, "-")) | |
1010 | f = stdin; | |
1011 | else | |
1012 | f = fopen(file, "r"); | |
5a729cbe | 1013 | |
50d16976 JA |
1014 | if (!f) { |
1015 | perror("fopen job file"); | |
1016 | return 1; | |
1017 | } | |
ebac4655 JA |
1018 | } |
1019 | ||
1020 | string = malloc(4096); | |
7f7e6e59 JA |
1021 | |
1022 | /* | |
1023 | * it's really 256 + small bit, 280 should suffice | |
1024 | */ | |
1025 | name = malloc(280); | |
1026 | memset(name, 0, 280); | |
ebac4655 | 1027 | |
3b8b7135 JA |
1028 | alloc_opts = 8; |
1029 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 1030 | num_opts = 0; |
3b8b7135 | 1031 | |
0c7e37a0 | 1032 | stonewall = stonewall_flag; |
7c124ac1 | 1033 | do { |
ccf8f127 JA |
1034 | /* |
1035 | * if skip_fgets is set, we already have loaded a line we | |
1036 | * haven't handled. | |
1037 | */ | |
1038 | if (!skip_fgets) { | |
50d16976 JA |
1039 | if (is_buf) |
1040 | p = strsep(&file, "\n"); | |
1041 | else | |
43f74792 | 1042 | p = fgets(string, 4096, f); |
ccf8f127 JA |
1043 | if (!p) |
1044 | break; | |
1045 | } | |
cdc7f193 | 1046 | |
ccf8f127 | 1047 | skip_fgets = 0; |
cdc7f193 | 1048 | strip_blank_front(&p); |
6c7c7da1 | 1049 | strip_blank_end(p); |
cdc7f193 | 1050 | |
ebac4655 JA |
1051 | if (is_empty_or_comment(p)) |
1052 | continue; | |
84dd1886 | 1053 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
1054 | if (inside_skip) |
1055 | continue; | |
5ec10eaa JA |
1056 | log_err("fio: option <%s> outside of [] job section\n", |
1057 | p); | |
088b4207 | 1058 | break; |
6c7c7da1 | 1059 | } |
ebac4655 | 1060 | |
7a4b80a1 JA |
1061 | name[strlen(name) - 1] = '\0'; |
1062 | ||
01f06b63 JA |
1063 | if (skip_this_section(name)) { |
1064 | inside_skip = 1; | |
1065 | continue; | |
1066 | } else | |
1067 | inside_skip = 0; | |
1068 | ||
ebac4655 JA |
1069 | global = !strncmp(name, "global", 6); |
1070 | ||
cca73aa7 | 1071 | if (dump_cmdline) { |
097b2991 JA |
1072 | if (first_sect) |
1073 | log_info("fio "); | |
cca73aa7 JA |
1074 | if (!global) |
1075 | log_info("--name=%s ", name); | |
097b2991 | 1076 | first_sect = 0; |
cca73aa7 JA |
1077 | } |
1078 | ||
de890a1e | 1079 | td = get_new_job(global, &def_thread, 0); |
45410acb JA |
1080 | if (!td) { |
1081 | ret = 1; | |
1082 | break; | |
1083 | } | |
ebac4655 | 1084 | |
972cfd25 JA |
1085 | /* |
1086 | * Seperate multiple job files by a stonewall | |
1087 | */ | |
f9481919 | 1088 | if (!global && stonewall) { |
2dc1bbeb | 1089 | td->o.stonewall = stonewall; |
972cfd25 JA |
1090 | stonewall = 0; |
1091 | } | |
1092 | ||
3b8b7135 JA |
1093 | num_opts = 0; |
1094 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
1095 | ||
50d16976 JA |
1096 | while (1) { |
1097 | if (is_buf) | |
1098 | p = strsep(&file, "\n"); | |
1099 | else | |
1100 | p = fgets(string, 4096, f); | |
1101 | if (!p) | |
1102 | break; | |
1103 | ||
ebac4655 JA |
1104 | if (is_empty_or_comment(p)) |
1105 | continue; | |
e1f36503 | 1106 | |
b6754f9d | 1107 | strip_blank_front(&p); |
7c124ac1 | 1108 | |
ccf8f127 JA |
1109 | /* |
1110 | * new section, break out and make sure we don't | |
1111 | * fgets() a new line at the top. | |
1112 | */ | |
1113 | if (p[0] == '[') { | |
1114 | skip_fgets = 1; | |
7c124ac1 | 1115 | break; |
ccf8f127 | 1116 | } |
7c124ac1 | 1117 | |
4ae3f763 | 1118 | strip_blank_end(p); |
aea47d44 | 1119 | |
3b8b7135 JA |
1120 | if (num_opts == alloc_opts) { |
1121 | alloc_opts <<= 1; | |
1122 | opts = realloc(opts, | |
1123 | alloc_opts * sizeof(char *)); | |
1124 | } | |
1125 | ||
1126 | opts[num_opts] = strdup(p); | |
1127 | num_opts++; | |
ebac4655 | 1128 | } |
ebac4655 | 1129 | |
3b8b7135 JA |
1130 | ret = fio_options_parse(td, opts, num_opts); |
1131 | if (!ret) { | |
1132 | if (dump_cmdline) | |
1133 | for (i = 0; i < num_opts; i++) | |
1134 | log_info("--%s ", opts[i]); | |
1135 | ||
45410acb | 1136 | ret = add_job(td, name, 0); |
3b8b7135 | 1137 | } else { |
b1508cf9 JA |
1138 | log_err("fio: job %s dropped\n", name); |
1139 | put_job(td); | |
45410acb | 1140 | } |
3b8b7135 JA |
1141 | |
1142 | for (i = 0; i < num_opts; i++) | |
1143 | free(opts[i]); | |
1144 | num_opts = 0; | |
7c124ac1 | 1145 | } while (!ret); |
ebac4655 | 1146 | |
cca73aa7 JA |
1147 | if (dump_cmdline) |
1148 | log_info("\n"); | |
1149 | ||
7e356b2d JA |
1150 | i = 0; |
1151 | while (i < nr_job_sections) { | |
1152 | free(job_sections[i]); | |
1153 | i++; | |
1154 | } | |
1155 | ||
3b8b7135 JA |
1156 | for (i = 0; i < num_opts; i++) |
1157 | free(opts[i]); | |
1158 | ||
ebac4655 JA |
1159 | free(string); |
1160 | free(name); | |
2577594d | 1161 | free(opts); |
50d16976 | 1162 | if (!is_buf && f != stdin) |
5a729cbe | 1163 | fclose(f); |
45410acb | 1164 | return ret; |
ebac4655 JA |
1165 | } |
1166 | ||
1167 | static int fill_def_thread(void) | |
1168 | { | |
1169 | memset(&def_thread, 0, sizeof(def_thread)); | |
1170 | ||
375b2695 | 1171 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1172 | def_thread.o.timeout = def_timeout; |
ebac4655 JA |
1173 | |
1174 | /* | |
ee738499 | 1175 | * fill default options |
ebac4655 | 1176 | */ |
214e1eca | 1177 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1178 | return 0; |
1179 | } | |
1180 | ||
45378b35 | 1181 | static void usage(const char *name) |
4785f995 | 1182 | { |
085399db | 1183 | printf("fio %s\n", fio_version_string); |
45378b35 | 1184 | printf("%s [options] [job options] <job file(s)>\n", name); |
83881283 JA |
1185 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n" |
1186 | "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" | |
1187 | "\t\t\tdiskutil,job,mutex,profile,time,net\n"); | |
1188 | printf(" --output\t\tWrite output to file\n"); | |
1189 | printf(" --timeout\t\tRuntime in seconds\n"); | |
1190 | printf(" --latency-log\t\tGenerate per-job latency logs\n"); | |
1191 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1192 | printf(" --minimal\t\tMinimal (terse) output\n"); | |
1193 | printf(" --version\t\tPrint version info and exit\n"); | |
75db6e2c | 1194 | printf(" --terse-version=x\tSet terse version output format to 'x'\n"); |
83881283 JA |
1195 | printf(" --help\t\tPrint this page\n"); |
1196 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" | |
5ec10eaa | 1197 | " them\n"); |
de890a1e SL |
1198 | printf(" --enghelp=engine\tPrint ioengine help, or list" |
1199 | " available ioengines\n"); | |
1200 | printf(" --enghelp=engine,cmd\tPrint help for an ioengine" | |
1201 | " cmd\n"); | |
83881283 JA |
1202 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
1203 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); | |
1204 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); | |
1205 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" | |
5ec10eaa | 1206 | " writes\n"); |
83881283 JA |
1207 | printf(" --section=name\tOnly run specified section in job file\n"); |
1208 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" | |
2b386d25 | 1209 | " (def 1024)\n"); |
83881283 JA |
1210 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
1211 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); | |
1212 | printf(" --server=args\t\tStart a backend fio server\n"); | |
1213 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); | |
1214 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); | |
aa58d252 | 1215 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
83881283 | 1216 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
4785f995 JA |
1217 | } |
1218 | ||
79e48f72 | 1219 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1220 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1221 | { .name = "process", .shift = FD_PROCESS, }, |
1222 | { .name = "file", .shift = FD_FILE, }, | |
1223 | { .name = "io", .shift = FD_IO, }, | |
1224 | { .name = "mem", .shift = FD_MEM, }, | |
1225 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1226 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1227 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1228 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1229 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1230 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1231 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1232 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1233 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1234 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1235 | { .name = NULL, }, |
ee56ad50 JA |
1236 | }; |
1237 | ||
c09823ab | 1238 | static int set_debug(const char *string) |
ee56ad50 JA |
1239 | { |
1240 | struct debug_level *dl; | |
1241 | char *p = (char *) string; | |
1242 | char *opt; | |
1243 | int i; | |
1244 | ||
1245 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1246 | log_info("fio: dumping debug options:"); |
1247 | for (i = 0; debug_levels[i].name; i++) { | |
1248 | dl = &debug_levels[i]; | |
1249 | log_info("%s,", dl->name); | |
1250 | } | |
bd6f78b2 | 1251 | log_info("all\n"); |
c09823ab | 1252 | return 1; |
ee56ad50 JA |
1253 | } |
1254 | ||
1255 | while ((opt = strsep(&p, ",")) != NULL) { | |
1256 | int found = 0; | |
1257 | ||
5e1d306e JA |
1258 | if (!strncmp(opt, "all", 3)) { |
1259 | log_info("fio: set all debug options\n"); | |
1260 | fio_debug = ~0UL; | |
1261 | continue; | |
1262 | } | |
1263 | ||
ee56ad50 JA |
1264 | for (i = 0; debug_levels[i].name; i++) { |
1265 | dl = &debug_levels[i]; | |
5e1d306e JA |
1266 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1267 | if (!found) | |
1268 | continue; | |
1269 | ||
1270 | if (dl->shift == FD_JOB) { | |
1271 | opt = strchr(opt, ':'); | |
1272 | if (!opt) { | |
1273 | log_err("fio: missing job number\n"); | |
1274 | break; | |
1275 | } | |
1276 | opt++; | |
1277 | fio_debug_jobno = atoi(opt); | |
1278 | log_info("fio: set debug jobno %d\n", | |
1279 | fio_debug_jobno); | |
1280 | } else { | |
ee56ad50 | 1281 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1282 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1283 | } |
5e1d306e | 1284 | break; |
ee56ad50 JA |
1285 | } |
1286 | ||
1287 | if (!found) | |
1288 | log_err("fio: debug mask %s not found\n", opt); | |
1289 | } | |
c09823ab | 1290 | return 0; |
ee56ad50 | 1291 | } |
79e48f72 | 1292 | #else |
69b98d4c | 1293 | static int set_debug(const char *string) |
79e48f72 JA |
1294 | { |
1295 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1296 | return 1; |
79e48f72 JA |
1297 | } |
1298 | #endif | |
9ac8a797 | 1299 | |
4c6107ff JA |
1300 | static void fio_options_fill_optstring(void) |
1301 | { | |
1302 | char *ostr = cmd_optstr; | |
1303 | int i, c; | |
1304 | ||
1305 | c = i = 0; | |
1306 | while (l_opts[i].name) { | |
1307 | ostr[c++] = l_opts[i].val; | |
1308 | if (l_opts[i].has_arg == required_argument) | |
1309 | ostr[c++] = ':'; | |
1310 | else if (l_opts[i].has_arg == optional_argument) { | |
1311 | ostr[c++] = ':'; | |
1312 | ostr[c++] = ':'; | |
1313 | } | |
1314 | i++; | |
1315 | } | |
1316 | ostr[c] = '\0'; | |
1317 | } | |
1318 | ||
c2c94585 JA |
1319 | static int client_flag_set(char c) |
1320 | { | |
1321 | int i; | |
1322 | ||
1323 | i = 0; | |
1324 | while (l_opts[i].name) { | |
1325 | int val = l_opts[i].val; | |
1326 | ||
1327 | if (c == (val & 0xff)) | |
1328 | return (val & FIO_CLIENT_FLAG); | |
1329 | ||
1330 | i++; | |
1331 | } | |
1332 | ||
1333 | return 0; | |
1334 | } | |
1335 | ||
fa2ea806 | 1336 | void parse_cmd_client(void *client, char *opt) |
7a4b8240 | 1337 | { |
fa2ea806 | 1338 | fio_client_add_cmd_option(client, opt); |
7a4b8240 JA |
1339 | } |
1340 | ||
81179eec | 1341 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1342 | { |
b4692828 | 1343 | struct thread_data *td = NULL; |
c09823ab | 1344 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1345 | char *ostr = cmd_optstr; |
402668f3 | 1346 | void *pid_file = NULL; |
9bae26e8 | 1347 | void *cur_client = NULL; |
81179eec | 1348 | int backend = 0; |
ebac4655 | 1349 | |
c2c94585 JA |
1350 | /* |
1351 | * Reset optind handling, since we may call this multiple times | |
1352 | * for the backend. | |
1353 | */ | |
1354 | optind = 1; | |
7a4b8240 | 1355 | |
c2c94585 | 1356 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
085399db JA |
1357 | did_arg = 1; |
1358 | ||
c2c94585 | 1359 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
fa2ea806 | 1360 | parse_cmd_client(cur_client, argv[optind - 1]); |
7a4b8240 JA |
1361 | c &= ~FIO_CLIENT_FLAG; |
1362 | } | |
1363 | ||
ebac4655 | 1364 | switch (c) { |
2b386d25 JA |
1365 | case 'a': |
1366 | smalloc_pool_size = atoi(optarg); | |
1367 | break; | |
b4692828 | 1368 | case 't': |
8c029376 | 1369 | def_timeout = atoi(optarg); |
b4692828 JA |
1370 | break; |
1371 | case 'l': | |
1372 | write_lat_log = 1; | |
1373 | break; | |
3d73e5a9 | 1374 | case 'b': |
b4692828 JA |
1375 | write_bw_log = 1; |
1376 | break; | |
1377 | case 'o': | |
1378 | f_out = fopen(optarg, "w+"); | |
1379 | if (!f_out) { | |
1380 | perror("fopen output"); | |
1381 | exit(1); | |
1382 | } | |
1383 | f_err = f_out; | |
1384 | break; | |
1385 | case 'm': | |
1386 | terse_output = 1; | |
1387 | break; | |
1388 | case 'h': | |
7874f8b7 | 1389 | if (!cur_client) { |
c2c94585 | 1390 | usage(argv[0]); |
7874f8b7 JA |
1391 | do_exit++; |
1392 | } | |
c2c94585 | 1393 | break; |
fd28ca49 | 1394 | case 'c': |
7874f8b7 | 1395 | if (!cur_client) { |
c2c94585 | 1396 | fio_show_option_help(optarg); |
7874f8b7 JA |
1397 | do_exit++; |
1398 | } | |
c2c94585 | 1399 | break; |
de890a1e SL |
1400 | case 'i': |
1401 | if (!cur_client) { | |
1402 | fio_show_ioengine_help(optarg); | |
1403 | do_exit++; | |
1404 | } | |
1405 | break; | |
cca73aa7 JA |
1406 | case 's': |
1407 | dump_cmdline = 1; | |
1408 | break; | |
724e4435 JA |
1409 | case 'r': |
1410 | read_only = 1; | |
1411 | break; | |
b4692828 | 1412 | case 'v': |
7874f8b7 | 1413 | if (!cur_client) { |
085399db | 1414 | log_info("fio %s\n", fio_version_string); |
7874f8b7 JA |
1415 | do_exit++; |
1416 | } | |
c2c94585 | 1417 | break; |
f57a9c59 JA |
1418 | case 'V': |
1419 | terse_version = atoi(optarg); | |
4d658652 | 1420 | if (!(terse_version == 2 || terse_version == 3)) { |
f57a9c59 JA |
1421 | log_err("fio: bad terse version format\n"); |
1422 | exit_val = 1; | |
1423 | do_exit++; | |
1424 | } | |
1425 | break; | |
e592a06b AC |
1426 | case 'e': |
1427 | if (!strcmp("always", optarg)) | |
1428 | eta_print = FIO_ETA_ALWAYS; | |
1429 | else if (!strcmp("never", optarg)) | |
1430 | eta_print = FIO_ETA_NEVER; | |
1431 | break; | |
ee56ad50 | 1432 | case 'd': |
c09823ab JA |
1433 | if (set_debug(optarg)) |
1434 | do_exit++; | |
ee56ad50 | 1435 | break; |
ad0a2735 JA |
1436 | case 'x': { |
1437 | size_t new_size; | |
1438 | ||
01f06b63 | 1439 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1440 | log_err("fio: can't use global as only " |
1441 | "section\n"); | |
c09823ab JA |
1442 | do_exit++; |
1443 | exit_val = 1; | |
01f06b63 JA |
1444 | break; |
1445 | } | |
ad0a2735 JA |
1446 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1447 | job_sections = realloc(job_sections, new_size); | |
1448 | job_sections[nr_job_sections] = strdup(optarg); | |
1449 | nr_job_sections++; | |
01f06b63 | 1450 | break; |
ad0a2735 | 1451 | } |
9ac8a797 | 1452 | case 'p': |
07b3232d | 1453 | exec_profile = strdup(optarg); |
9ac8a797 | 1454 | break; |
b4692828 | 1455 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1456 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1457 | char *val = optarg; |
1458 | ||
c2b1e753 | 1459 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1460 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1461 | if (ret) |
c2b1e753 | 1462 | return 0; |
c2b1e753 JA |
1463 | td = NULL; |
1464 | } | |
b4692828 | 1465 | if (!td) { |
01f06b63 | 1466 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1467 | int global = 0; |
1468 | ||
01f06b63 | 1469 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1470 | global = 1; |
c2b1e753 | 1471 | |
01f06b63 JA |
1472 | if (is_section && skip_this_section(val)) |
1473 | continue; | |
1474 | ||
de890a1e SL |
1475 | td = get_new_job(global, &def_thread, 1); |
1476 | if (!td || ioengine_load(td)) | |
b4692828 | 1477 | return 0; |
de890a1e | 1478 | fio_options_set_ioengine_opts(l_opts, td); |
b4692828 | 1479 | } |
38d0adb0 | 1480 | |
214e1eca | 1481 | ret = fio_cmd_option_parse(td, opt, val); |
de890a1e SL |
1482 | |
1483 | if (!ret && !strcmp(opt, "ioengine")) { | |
1484 | free_ioengine(td); | |
1485 | if (ioengine_load(td)) | |
1486 | return 0; | |
1487 | fio_options_set_ioengine_opts(l_opts, td); | |
1488 | } | |
1489 | break; | |
1490 | } | |
1491 | case FIO_GETOPT_IOENGINE: { | |
1492 | const char *opt = l_opts[lidx].name; | |
1493 | char *val = optarg; | |
1494 | opt = l_opts[lidx].name; | |
1495 | val = optarg; | |
1496 | ret = fio_cmd_ioengine_option_parse(td, opt, val); | |
b4692828 JA |
1497 | break; |
1498 | } | |
a9523c6f JA |
1499 | case 'w': |
1500 | warnings_fatal = 1; | |
1501 | break; | |
fca70358 JA |
1502 | case 'j': |
1503 | max_jobs = atoi(optarg); | |
1504 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1505 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1506 | do_exit++; | |
1507 | exit_val = 1; | |
1508 | } | |
1509 | break; | |
50d16976 | 1510 | case 'S': |
a37f69b7 | 1511 | if (nr_clients) { |
132159a5 JA |
1512 | log_err("fio: can't be both client and server\n"); |
1513 | do_exit++; | |
1514 | exit_val = 1; | |
1515 | break; | |
1516 | } | |
87aa8f19 | 1517 | if (optarg) |
bebe6398 | 1518 | fio_server_set_arg(optarg); |
50d16976 | 1519 | is_backend = 1; |
81179eec | 1520 | backend = 1; |
50d16976 | 1521 | break; |
e46d8091 | 1522 | case 'D': |
402668f3 | 1523 | pid_file = strdup(optarg); |
e46d8091 | 1524 | break; |
132159a5 JA |
1525 | case 'C': |
1526 | if (is_backend) { | |
1527 | log_err("fio: can't be both client and server\n"); | |
1528 | do_exit++; | |
1529 | exit_val = 1; | |
1530 | break; | |
1531 | } | |
bebe6398 JA |
1532 | if (fio_client_add(optarg, &cur_client)) { |
1533 | log_err("fio: failed adding client %s\n", optarg); | |
1534 | do_exit++; | |
1535 | exit_val = 1; | |
1536 | break; | |
1537 | } | |
132159a5 | 1538 | break; |
b4692828 | 1539 | default: |
c09823ab JA |
1540 | do_exit++; |
1541 | exit_val = 1; | |
b4692828 | 1542 | break; |
ebac4655 | 1543 | } |
c7d5c941 JA |
1544 | if (do_exit) |
1545 | break; | |
ebac4655 | 1546 | } |
c9fad893 | 1547 | |
c2c94585 JA |
1548 | if (do_exit) { |
1549 | if (exit_val && !(is_backend || nr_clients)) | |
1550 | exit(exit_val); | |
1551 | } | |
536582bf | 1552 | |
a37f69b7 | 1553 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1554 | do_exit++; |
1555 | exit_val = 1; | |
cdf54d85 | 1556 | return -1; |
132159a5 JA |
1557 | } |
1558 | ||
81179eec | 1559 | if (is_backend && backend) |
402668f3 | 1560 | return fio_start_server(pid_file); |
50d16976 | 1561 | |
b4692828 | 1562 | if (td) { |
7d6a8904 | 1563 | if (!ret) |
2dc1bbeb | 1564 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1565 | } |
774a6177 | 1566 | |
7874f8b7 | 1567 | while (!ret && optind < argc) { |
b4692828 JA |
1568 | ini_idx++; |
1569 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1570 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1571 | optind++; | |
eb8bbf48 | 1572 | } |
972cfd25 JA |
1573 | |
1574 | return ini_idx; | |
ebac4655 JA |
1575 | } |
1576 | ||
ebac4655 JA |
1577 | int parse_options(int argc, char *argv[]) |
1578 | { | |
972cfd25 JA |
1579 | int job_files, i; |
1580 | ||
b4692828 JA |
1581 | f_out = stdout; |
1582 | f_err = stderr; | |
1583 | ||
4c6107ff | 1584 | fio_options_fill_optstring(); |
5ec10eaa | 1585 | fio_options_dup_and_init(l_opts); |
b4692828 | 1586 | |
9d9eb2e7 JA |
1587 | atexit(free_shm); |
1588 | ||
ebac4655 JA |
1589 | if (fill_def_thread()) |
1590 | return 1; | |
1591 | ||
972cfd25 | 1592 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1593 | |
cdf54d85 JA |
1594 | if (job_files > 0) { |
1595 | for (i = 0; i < job_files; i++) { | |
1596 | if (fill_def_thread()) | |
132159a5 | 1597 | return 1; |
cdf54d85 JA |
1598 | if (nr_clients) { |
1599 | if (fio_clients_send_ini(ini_file[i])) | |
1600 | return 1; | |
1601 | free(ini_file[i]); | |
1602 | } else if (!is_backend) { | |
1603 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1604 | return 1; | |
1605 | free(ini_file[i]); | |
1606 | } | |
132159a5 | 1607 | } |
972cfd25 | 1608 | } |
ebac4655 | 1609 | |
88c6ed80 | 1610 | free(ini_file); |
7e356b2d | 1611 | fio_options_free(&def_thread); |
b4692828 JA |
1612 | |
1613 | if (!thread_number) { | |
cca73aa7 JA |
1614 | if (dump_cmdline) |
1615 | return 0; | |
07b3232d JA |
1616 | if (exec_profile) |
1617 | return 0; | |
a37f69b7 | 1618 | if (is_backend || nr_clients) |
5c341e9a | 1619 | return 0; |
085399db JA |
1620 | if (did_arg) |
1621 | return 0; | |
cca73aa7 | 1622 | |
d65e11c6 | 1623 | log_err("No jobs(s) defined\n\n"); |
085399db JA |
1624 | |
1625 | if (!did_arg) { | |
1626 | usage(argv[0]); | |
1627 | return 1; | |
1628 | } | |
1629 | ||
1630 | return 0; | |
b4692828 JA |
1631 | } |
1632 | ||
be4ecfdf JA |
1633 | if (def_thread.o.gtod_offload) { |
1634 | fio_gtod_init(); | |
1635 | fio_gtod_offload = 1; | |
1636 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1637 | } | |
1638 | ||
f6dea4d3 JA |
1639 | if (!terse_output) |
1640 | log_info("fio %s\n", fio_version_string); | |
1641 | ||
ebac4655 JA |
1642 | return 0; |
1643 | } |