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 | 76 | const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = { |
b4b317df SL |
77 | { .u.f = 1.00 }, |
78 | { .u.f = 5.00 }, | |
79 | { .u.f = 10.00 }, | |
80 | { .u.f = 20.00 }, | |
81 | { .u.f = 30.00 }, | |
82 | { .u.f = 40.00 }, | |
83 | { .u.f = 50.00 }, | |
84 | { .u.f = 60.00 }, | |
85 | { .u.f = 70.00 }, | |
86 | { .u.f = 80.00 }, | |
87 | { .u.f = 90.00 }, | |
88 | { .u.f = 95.00 }, | |
89 | { .u.f = 99.00 }, | |
90 | { .u.f = 99.50 }, | |
91 | { .u.f = 99.90 }, | |
92 | { .u.f = 99.95 }, | |
93 | { .u.f = 99.99 }, | |
802ad4a8 JA |
94 | }; |
95 | ||
7a4b8240 JA |
96 | #define FIO_CLIENT_FLAG (1 << 16) |
97 | ||
b4692828 JA |
98 | /* |
99 | * Command line options. These will contain the above, plus a few | |
100 | * extra that only pertain to fio itself and not jobs. | |
101 | */ | |
5ec10eaa | 102 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 103 | { |
08d2a19c | 104 | .name = (char *) "output", |
b4692828 | 105 | .has_arg = required_argument, |
7a4b8240 | 106 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
107 | }, |
108 | { | |
08d2a19c | 109 | .name = (char *) "timeout", |
b4692828 | 110 | .has_arg = required_argument, |
7a4b8240 | 111 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
112 | }, |
113 | { | |
08d2a19c | 114 | .name = (char *) "latency-log", |
b4692828 | 115 | .has_arg = required_argument, |
7a4b8240 | 116 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
117 | }, |
118 | { | |
08d2a19c | 119 | .name = (char *) "bandwidth-log", |
b4692828 | 120 | .has_arg = required_argument, |
7a4b8240 | 121 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
122 | }, |
123 | { | |
08d2a19c | 124 | .name = (char *) "minimal", |
b4692828 | 125 | .has_arg = optional_argument, |
7a4b8240 | 126 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 JA |
127 | }, |
128 | { | |
08d2a19c | 129 | .name = (char *) "version", |
b4692828 | 130 | .has_arg = no_argument, |
7a4b8240 | 131 | .val = 'v' | FIO_CLIENT_FLAG, |
b4692828 | 132 | }, |
fd28ca49 | 133 | { |
08d2a19c | 134 | .name = (char *) "help", |
fd28ca49 | 135 | .has_arg = no_argument, |
7a4b8240 | 136 | .val = 'h' | FIO_CLIENT_FLAG, |
fd28ca49 JA |
137 | }, |
138 | { | |
08d2a19c | 139 | .name = (char *) "cmdhelp", |
320beefe | 140 | .has_arg = optional_argument, |
7a4b8240 | 141 | .val = 'c' | FIO_CLIENT_FLAG, |
fd28ca49 | 142 | }, |
de890a1e SL |
143 | { |
144 | .name = (char *) "enghelp", | |
145 | .has_arg = optional_argument, | |
146 | .val = 'i' | FIO_CLIENT_FLAG, | |
147 | }, | |
cca73aa7 | 148 | { |
08d2a19c | 149 | .name = (char *) "showcmd", |
cca73aa7 | 150 | .has_arg = no_argument, |
7a4b8240 | 151 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
152 | }, |
153 | { | |
08d2a19c | 154 | .name = (char *) "readonly", |
724e4435 | 155 | .has_arg = no_argument, |
7a4b8240 | 156 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 157 | }, |
e592a06b | 158 | { |
08d2a19c | 159 | .name = (char *) "eta", |
e592a06b | 160 | .has_arg = required_argument, |
7a4b8240 | 161 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 162 | }, |
ee56ad50 | 163 | { |
08d2a19c | 164 | .name = (char *) "debug", |
ee56ad50 | 165 | .has_arg = required_argument, |
7a4b8240 | 166 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 167 | }, |
01f06b63 | 168 | { |
08d2a19c | 169 | .name = (char *) "section", |
01f06b63 | 170 | .has_arg = required_argument, |
7a4b8240 | 171 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 172 | }, |
2b386d25 | 173 | { |
08d2a19c | 174 | .name = (char *) "alloc-size", |
2b386d25 | 175 | .has_arg = required_argument, |
7a4b8240 | 176 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 177 | }, |
9ac8a797 | 178 | { |
08d2a19c | 179 | .name = (char *) "profile", |
9ac8a797 | 180 | .has_arg = required_argument, |
7a4b8240 | 181 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 182 | }, |
a9523c6f | 183 | { |
08d2a19c | 184 | .name = (char *) "warnings-fatal", |
a9523c6f | 185 | .has_arg = no_argument, |
7a4b8240 | 186 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 187 | }, |
fca70358 JA |
188 | { |
189 | .name = (char *) "max-jobs", | |
190 | .has_arg = required_argument, | |
7a4b8240 | 191 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 192 | }, |
f57a9c59 JA |
193 | { |
194 | .name = (char *) "terse-version", | |
195 | .has_arg = required_argument, | |
7a4b8240 | 196 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 197 | }, |
50d16976 JA |
198 | { |
199 | .name = (char *) "server", | |
87aa8f19 | 200 | .has_arg = optional_argument, |
50d16976 JA |
201 | .val = 'S', |
202 | }, | |
e46d8091 | 203 | { .name = (char *) "daemonize", |
402668f3 | 204 | .has_arg = required_argument, |
e46d8091 JA |
205 | .val = 'D', |
206 | }, | |
132159a5 JA |
207 | { |
208 | .name = (char *) "client", | |
209 | .has_arg = required_argument, | |
210 | .val = 'C', | |
211 | }, | |
b4692828 JA |
212 | { |
213 | .name = NULL, | |
214 | }, | |
215 | }; | |
216 | ||
9d9eb2e7 JA |
217 | static void free_shm(void) |
218 | { | |
219 | struct shmid_ds sbuf; | |
220 | ||
221 | if (threads) { | |
222 | void *tp = threads; | |
223 | ||
224 | threads = NULL; | |
225 | file_hash_exit(); | |
9e684a49 | 226 | flow_exit(); |
9d9eb2e7 JA |
227 | fio_debug_jobp = NULL; |
228 | shmdt(tp); | |
229 | shmctl(shm_id, IPC_RMID, &sbuf); | |
230 | } | |
231 | ||
232 | scleanup(); | |
233 | } | |
234 | ||
235 | /* | |
236 | * The thread area is shared between the main process and the job | |
237 | * threads/processes. So setup a shared memory segment that will hold | |
238 | * all the job info. We use the end of the region for keeping track of | |
239 | * open files across jobs, for file sharing. | |
240 | */ | |
241 | static int setup_thread_area(void) | |
242 | { | |
243 | void *hash; | |
244 | ||
245 | if (threads) | |
246 | return 0; | |
247 | ||
248 | /* | |
249 | * 1024 is too much on some machines, scale max_jobs if | |
250 | * we get a failure that looks like too large a shm segment | |
251 | */ | |
252 | do { | |
253 | size_t size = max_jobs * sizeof(struct thread_data); | |
254 | ||
255 | size += file_hash_size; | |
256 | size += sizeof(unsigned int); | |
257 | ||
258 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
259 | if (shm_id != -1) | |
260 | break; | |
85af5794 | 261 | if (errno != EINVAL && errno != ENOMEM) { |
9d9eb2e7 JA |
262 | perror("shmget"); |
263 | break; | |
264 | } | |
265 | ||
266 | max_jobs >>= 1; | |
267 | } while (max_jobs); | |
268 | ||
269 | if (shm_id == -1) | |
270 | return 1; | |
271 | ||
272 | threads = shmat(shm_id, NULL, 0); | |
273 | if (threads == (void *) -1) { | |
274 | perror("shmat"); | |
275 | return 1; | |
276 | } | |
277 | ||
278 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
279 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
280 | fio_debug_jobp = (void *) hash + file_hash_size; | |
281 | *fio_debug_jobp = -1; | |
282 | file_hash_init(hash); | |
9e684a49 DE |
283 | |
284 | flow_init(); | |
285 | ||
9d9eb2e7 JA |
286 | return 0; |
287 | } | |
288 | ||
906c8d75 JA |
289 | /* |
290 | * Return a free job structure. | |
291 | */ | |
de890a1e SL |
292 | static struct thread_data *get_new_job(int global, struct thread_data *parent, |
293 | int preserve_eo) | |
ebac4655 JA |
294 | { |
295 | struct thread_data *td; | |
296 | ||
297 | if (global) | |
298 | return &def_thread; | |
9d9eb2e7 JA |
299 | if (setup_thread_area()) { |
300 | log_err("error: failed to setup shm segment\n"); | |
301 | return NULL; | |
302 | } | |
e61f1ec8 BC |
303 | if (thread_number >= max_jobs) { |
304 | log_err("error: maximum number of jobs (%d) reached.\n", | |
305 | max_jobs); | |
ebac4655 | 306 | return NULL; |
e61f1ec8 | 307 | } |
ebac4655 JA |
308 | |
309 | td = &threads[thread_number++]; | |
ddaeaa5a | 310 | *td = *parent; |
ebac4655 | 311 | |
de890a1e SL |
312 | td->io_ops = NULL; |
313 | if (!preserve_eo) | |
314 | td->eo = NULL; | |
315 | ||
e0b0d892 JA |
316 | td->o.uid = td->o.gid = -1U; |
317 | ||
cade3ef4 | 318 | dup_files(td, parent); |
de890a1e | 319 | fio_options_mem_dupe(td); |
cade3ef4 | 320 | |
15dc1934 JA |
321 | profile_add_hooks(td); |
322 | ||
ebac4655 | 323 | td->thread_number = thread_number; |
ebac4655 JA |
324 | return td; |
325 | } | |
326 | ||
327 | static void put_job(struct thread_data *td) | |
328 | { | |
549577a7 JA |
329 | if (td == &def_thread) |
330 | return; | |
84dd1886 | 331 | |
58c55ba0 | 332 | profile_td_exit(td); |
9e684a49 | 333 | flow_exit_job(td); |
549577a7 | 334 | |
16edf25d | 335 | if (td->error) |
6d86144d | 336 | log_info("fio: %s\n", td->verror); |
16edf25d | 337 | |
7e356b2d | 338 | fio_options_free(td); |
de890a1e SL |
339 | if (td->io_ops) |
340 | free_ioengine(td); | |
7e356b2d | 341 | |
ebac4655 JA |
342 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
343 | thread_number--; | |
344 | } | |
345 | ||
581e7141 | 346 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
127f6865 | 347 | { |
581e7141 | 348 | unsigned int bs = td->o.min_bs[ddir]; |
127f6865 | 349 | |
ff58fced JA |
350 | assert(ddir_rw(ddir)); |
351 | ||
ba3e4e0c | 352 | if (td->o.rate[ddir]) |
1b8dbf25 | 353 | td->rate_bps[ddir] = td->o.rate[ddir]; |
ba3e4e0c | 354 | else |
1b8dbf25 | 355 | td->rate_bps[ddir] = td->o.rate_iops[ddir] * bs; |
127f6865 | 356 | |
1b8dbf25 | 357 | if (!td->rate_bps[ddir]) { |
127f6865 JA |
358 | log_err("rate lower than supported\n"); |
359 | return -1; | |
360 | } | |
361 | ||
581e7141 | 362 | td->rate_pending_usleep[ddir] = 0; |
127f6865 JA |
363 | return 0; |
364 | } | |
365 | ||
581e7141 JA |
366 | static int setup_rate(struct thread_data *td) |
367 | { | |
368 | int ret = 0; | |
369 | ||
370 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) | |
371 | ret = __setup_rate(td, DDIR_READ); | |
372 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) | |
373 | ret |= __setup_rate(td, DDIR_WRITE); | |
374 | ||
375 | return ret; | |
376 | } | |
377 | ||
8347239a JA |
378 | static int fixed_block_size(struct thread_options *o) |
379 | { | |
380 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
381 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
382 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE]; | |
383 | } | |
384 | ||
dad915e3 JA |
385 | /* |
386 | * Lazy way of fixing up options that depend on each other. We could also | |
387 | * define option callback handlers, but this is easier. | |
388 | */ | |
4e991c23 | 389 | static int fixup_options(struct thread_data *td) |
e1f36503 | 390 | { |
2dc1bbeb | 391 | struct thread_options *o = &td->o; |
ff217451 | 392 | int ret = 0; |
dad915e3 | 393 | |
f356d01d | 394 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 395 | if (!o->use_thread) { |
f356d01d JA |
396 | log_info("fio: this platform does not support process shared" |
397 | " mutexes, forcing use of threads. Use the 'thread'" | |
398 | " option to get rid of this warning.\n"); | |
9bbf57cc | 399 | o->use_thread = 1; |
a9523c6f | 400 | ret = warnings_fatal; |
f356d01d JA |
401 | } |
402 | #endif | |
403 | ||
2dc1bbeb | 404 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 405 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
406 | free(o->write_iolog_file); |
407 | o->write_iolog_file = NULL; | |
a9523c6f | 408 | ret = warnings_fatal; |
076efc7c | 409 | } |
16b462ae | 410 | |
16b462ae | 411 | /* |
ed335855 | 412 | * only really works with 1 file |
16b462ae | 413 | */ |
ed335855 | 414 | if (o->zone_size && o->open_files == 1) |
2dc1bbeb | 415 | o->zone_size = 0; |
16b462ae | 416 | |
ed335855 SN |
417 | /* |
418 | * If zone_range isn't specified, backward compatibility dictates it | |
419 | * should be made equal to zone_size. | |
420 | */ | |
421 | if (o->zone_size && !o->zone_range) | |
422 | o->zone_range = o->zone_size; | |
423 | ||
16b462ae JA |
424 | /* |
425 | * Reads can do overwrites, we always need to pre-create the file | |
426 | */ | |
427 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 428 | o->overwrite = 1; |
16b462ae | 429 | |
2dc1bbeb | 430 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 431 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
432 | if (!o->max_bs[DDIR_READ]) |
433 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
434 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 435 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
436 | if (!o->max_bs[DDIR_WRITE]) |
437 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
a00735e6 | 438 | |
2dc1bbeb | 439 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
a00735e6 | 440 | |
2b7a01d0 JA |
441 | /* |
442 | * For random IO, allow blockalign offset other than min_bs. | |
443 | */ | |
444 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
445 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
446 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
447 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
448 | ||
449 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
450 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) && | |
9bbf57cc | 451 | !o->norandommap) { |
2b7a01d0 | 452 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 453 | o->norandommap = 1; |
a9523c6f | 454 | ret = warnings_fatal; |
2b7a01d0 JA |
455 | } |
456 | ||
2dc1bbeb JA |
457 | if (!o->file_size_high) |
458 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 459 | |
8347239a JA |
460 | if (o->norandommap && o->verify != VERIFY_NONE |
461 | && !fixed_block_size(o)) { | |
462 | log_err("fio: norandommap given for variable block sizes, " | |
463 | "verify disabled\n"); | |
2dc1bbeb | 464 | o->verify = VERIFY_NONE; |
a9523c6f | 465 | ret = warnings_fatal; |
bb8895e0 | 466 | } |
2dc1bbeb | 467 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 468 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 469 | |
48097d5c JA |
470 | /* |
471 | * thinktime_spin must be less than thinktime | |
472 | */ | |
2dc1bbeb JA |
473 | if (o->thinktime_spin > o->thinktime) |
474 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
475 | |
476 | /* | |
477 | * The low water mark cannot be bigger than the iodepth | |
478 | */ | |
2dc1bbeb | 479 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) { |
9467b77c JA |
480 | /* |
481 | * syslet work around - if the workload is sequential, | |
482 | * we want to let the queue drain all the way down to | |
483 | * avoid seeking between async threads | |
484 | */ | |
485 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) | |
2dc1bbeb | 486 | o->iodepth_low = 1; |
9467b77c | 487 | else |
2dc1bbeb | 488 | o->iodepth_low = o->iodepth; |
9467b77c | 489 | } |
cb5ab512 JA |
490 | |
491 | /* | |
492 | * If batch number isn't set, default to the same as iodepth | |
493 | */ | |
2dc1bbeb JA |
494 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
495 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 496 | |
2dc1bbeb JA |
497 | if (o->nr_files > td->files_index) |
498 | o->nr_files = td->files_index; | |
9f9214f2 | 499 | |
2dc1bbeb JA |
500 | if (o->open_files > o->nr_files || !o->open_files) |
501 | o->open_files = o->nr_files; | |
4e991c23 | 502 | |
581e7141 JA |
503 | if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))|| |
504 | ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] + | |
505 | o->rate_iops_min[1]))) { | |
4e991c23 | 506 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 507 | ret = 1; |
4e991c23 | 508 | } |
581e7141 JA |
509 | if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) || |
510 | (o->rate_iops[0] < o->rate_iops_min[0]) || | |
511 | (o->rate_iops[1] < o->rate_iops_min[1])) { | |
4e991c23 | 512 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 513 | ret = 1; |
4e991c23 JA |
514 | } |
515 | ||
cf4464ca JA |
516 | if (!o->timeout && o->time_based) { |
517 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
518 | o->time_based = 0; | |
a9523c6f | 519 | ret = warnings_fatal; |
cf4464ca JA |
520 | } |
521 | ||
aa31f1f1 | 522 | if (o->fill_device && !o->size) |
5921e80c | 523 | o->size = -1ULL; |
5ec10eaa | 524 | |
9bbf57cc | 525 | if (o->verify != VERIFY_NONE) { |
996936f9 | 526 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
527 | log_info("Multiple writers may overwrite blocks that " |
528 | "belong to other jobs. This can cause " | |
529 | "verification failures.\n"); | |
530 | ret = warnings_fatal; | |
531 | } | |
532 | ||
9bbf57cc | 533 | o->refill_buffers = 1; |
2f1b8e8b JA |
534 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
535 | !o->verify_interval) | |
536 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 537 | } |
41ccd845 | 538 | |
9bbf57cc JA |
539 | if (o->pre_read) { |
540 | o->invalidate_cache = 0; | |
a9523c6f | 541 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
542 | log_info("fio: cannot pre-read files with an IO engine" |
543 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
544 | ret = warnings_fatal; |
545 | } | |
9c0d2241 | 546 | } |
34f1c044 | 547 | |
e72fa4d4 | 548 | #ifndef FIO_HAVE_FDATASYNC |
9bbf57cc | 549 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
550 | log_info("fio: this platform does not support fdatasync()" |
551 | " falling back to using fsync(). Use the 'fsync'" | |
552 | " option instead of 'fdatasync' to get rid of" | |
553 | " this warning\n"); | |
9bbf57cc JA |
554 | o->fsync_blocks = o->fdatasync_blocks; |
555 | o->fdatasync_blocks = 0; | |
a9523c6f | 556 | ret = warnings_fatal; |
e72fa4d4 JA |
557 | } |
558 | #endif | |
559 | ||
93bcfd20 BC |
560 | #ifdef WIN32 |
561 | /* | |
562 | * Windows doesn't support O_DIRECT or O_SYNC with the _open interface, | |
563 | * so fail if we're passed those flags | |
564 | */ | |
565 | if ((td->io_ops->flags & FIO_SYNCIO) && (td->o.odirect || td->o.sync_io)) { | |
566 | log_err("fio: Windows does not support direct or non-buffered io with" | |
567 | " the synchronous ioengines. Use the 'windowsaio' ioengine" | |
568 | " with 'direct=1' and 'iodepth=1' instead.\n"); | |
569 | ret = 1; | |
570 | } | |
571 | #endif | |
572 | ||
811ac503 JA |
573 | /* |
574 | * For fully compressible data, just zero them at init time. | |
575 | * It's faster than repeatedly filling it. | |
576 | */ | |
577 | if (td->o.compress_percentage == 100) { | |
578 | td->o.zero_buffers = 1; | |
579 | td->o.compress_percentage = 0; | |
580 | } | |
581 | ||
a9523c6f | 582 | return ret; |
e1f36503 JA |
583 | } |
584 | ||
f8977ee6 JA |
585 | /* |
586 | * This function leaks the buffer | |
587 | */ | |
588 | static char *to_kmg(unsigned int val) | |
589 | { | |
590 | char *buf = malloc(32); | |
f3502ba2 | 591 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
592 | char *p = post; |
593 | ||
245142ff | 594 | do { |
f8977ee6 JA |
595 | if (val & 1023) |
596 | break; | |
597 | ||
598 | val >>= 10; | |
599 | p++; | |
245142ff | 600 | } while (*p); |
f8977ee6 JA |
601 | |
602 | snprintf(buf, 31, "%u%c", val, *p); | |
603 | return buf; | |
604 | } | |
605 | ||
09629a90 JA |
606 | /* External engines are specified by "external:name.o") */ |
607 | static const char *get_engine_name(const char *str) | |
608 | { | |
609 | char *p = strstr(str, ":"); | |
610 | ||
611 | if (!p) | |
612 | return str; | |
613 | ||
614 | p++; | |
615 | strip_blank_front(&p); | |
616 | strip_blank_end(p); | |
617 | return p; | |
618 | } | |
619 | ||
e132cbae JA |
620 | static int exists_and_not_file(const char *filename) |
621 | { | |
622 | struct stat sb; | |
623 | ||
624 | if (lstat(filename, &sb) == -1) | |
625 | return 0; | |
626 | ||
ecc314ba BC |
627 | /* \\.\ is the device namespace in Windows, where every file |
628 | * is a device node */ | |
629 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
630 | return 0; |
631 | ||
632 | return 1; | |
633 | } | |
634 | ||
4c07ad86 | 635 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 JA |
636 | { |
637 | os_random_seed(td->rand_seeds[0], &td->bsrange_state); | |
638 | os_random_seed(td->rand_seeds[1], &td->verify_state); | |
639 | os_random_seed(td->rand_seeds[2], &td->rwmix_state); | |
640 | ||
641 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
642 | os_random_seed(td->rand_seeds[3], &td->next_file_state); | |
643 | ||
644 | os_random_seed(td->rand_seeds[5], &td->file_size_state); | |
0d29de83 | 645 | os_random_seed(td->rand_seeds[6], &td->trim_state); |
5bfc35d7 JA |
646 | |
647 | if (!td_random(td)) | |
648 | return; | |
649 | ||
650 | if (td->o.rand_repeatable) | |
651 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
652 | ||
653 | os_random_seed(td->rand_seeds[4], &td->random_state); | |
4c07ad86 JA |
654 | } |
655 | ||
656 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
657 | { | |
658 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); | |
659 | init_rand_seed(&td->__verify_state, td->rand_seeds[1]); | |
660 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); | |
661 | ||
662 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
663 | init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); | |
664 | ||
665 | init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); | |
666 | init_rand_seed(&td->__trim_state, td->rand_seeds[6]); | |
667 | ||
668 | if (!td_random(td)) | |
669 | return; | |
670 | ||
671 | if (td->o.rand_repeatable) | |
672 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
673 | ||
2615cc4b | 674 | init_rand_seed(&td->__random_state, td->rand_seeds[4]); |
5bfc35d7 JA |
675 | } |
676 | ||
4c07ad86 JA |
677 | void td_fill_rand_seeds(struct thread_data *td) |
678 | { | |
679 | if (td->o.use_os_rand) | |
680 | td_fill_rand_seeds_os(td); | |
681 | else | |
682 | td_fill_rand_seeds_internal(td); | |
3545a109 JA |
683 | |
684 | init_rand_seed(&td->buf_state, td->rand_seeds[7]); | |
4c07ad86 JA |
685 | } |
686 | ||
9c60ce64 | 687 | |
de890a1e SL |
688 | /* |
689 | * Initializes the ioengine configured for a job, if it has not been done so | |
690 | * already. | |
691 | */ | |
692 | int ioengine_load(struct thread_data *td) | |
693 | { | |
694 | const char *engine; | |
695 | ||
696 | /* | |
697 | * Engine has already been loaded. | |
698 | */ | |
699 | if (td->io_ops) | |
700 | return 0; | |
701 | ||
702 | engine = get_engine_name(td->o.ioengine); | |
703 | td->io_ops = load_ioengine(td, engine); | |
704 | if (!td->io_ops) { | |
705 | log_err("fio: failed to load engine %s\n", engine); | |
706 | return 1; | |
707 | } | |
708 | ||
709 | if (td->io_ops->option_struct_size && td->io_ops->options) { | |
710 | /* | |
711 | * In cases where td->eo is set, clone it for a child thread. | |
712 | * This requires that the parent thread has the same ioengine, | |
713 | * but that requirement must be enforced by the code which | |
714 | * cloned the thread. | |
715 | */ | |
716 | void *origeo = td->eo; | |
717 | /* | |
718 | * Otherwise use the default thread options. | |
719 | */ | |
720 | if (!origeo && td != &def_thread && def_thread.eo && | |
721 | def_thread.io_ops->options == td->io_ops->options) | |
722 | origeo = def_thread.eo; | |
723 | ||
724 | options_init(td->io_ops->options); | |
725 | td->eo = malloc(td->io_ops->option_struct_size); | |
726 | /* | |
727 | * Use the default thread as an option template if this uses the | |
728 | * same options structure and there are non-default options | |
729 | * used. | |
730 | */ | |
731 | if (origeo) { | |
732 | memcpy(td->eo, origeo, td->io_ops->option_struct_size); | |
733 | options_mem_dupe(td->eo, td->io_ops->options); | |
734 | } else { | |
735 | memset(td->eo, 0, td->io_ops->option_struct_size); | |
736 | fill_default_options(td->eo, td->io_ops->options); | |
737 | } | |
738 | *(struct thread_data **)td->eo = td; | |
739 | } | |
740 | ||
741 | return 0; | |
742 | } | |
743 | ||
906c8d75 JA |
744 | /* |
745 | * Adds a job to the list of things todo. Sanitizes the various options | |
746 | * to make sure we don't have conflicts, and initializes various | |
747 | * members of td. | |
748 | */ | |
75154845 | 749 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 750 | { |
413dd459 JA |
751 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
752 | "randread", "randwrite", "randrw" }; | |
af52b345 | 753 | unsigned int i; |
af52b345 | 754 | char fname[PATH_MAX]; |
e132cbae | 755 | int numjobs, file_alloced; |
ebac4655 | 756 | |
ebac4655 JA |
757 | /* |
758 | * the def_thread is just for options, it's not a real job | |
759 | */ | |
760 | if (td == &def_thread) | |
761 | return 0; | |
762 | ||
cca73aa7 JA |
763 | /* |
764 | * if we are just dumping the output command line, don't add the job | |
765 | */ | |
766 | if (dump_cmdline) { | |
767 | put_job(td); | |
768 | return 0; | |
769 | } | |
770 | ||
58c55ba0 | 771 | if (profile_td_init(td)) |
66251554 | 772 | goto err; |
58c55ba0 | 773 | |
de890a1e | 774 | if (ioengine_load(td)) |
205927a3 | 775 | goto err; |
df64119d | 776 | |
2dc1bbeb | 777 | if (td->o.use_thread) |
9cedf167 JA |
778 | nr_thread++; |
779 | else | |
780 | nr_process++; | |
781 | ||
2dc1bbeb | 782 | if (td->o.odirect) |
690adba3 JA |
783 | td->io_ops->flags |= FIO_RAWIO; |
784 | ||
e132cbae | 785 | file_alloced = 0; |
691c8fb0 | 786 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 787 | file_alloced = 1; |
80be24f4 | 788 | |
2dc1bbeb | 789 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 790 | add_file(td, jobname); |
7b05a215 | 791 | else { |
2dc1bbeb | 792 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
793 | sprintf(fname, "%s.%d.%d", jobname, |
794 | td->thread_number, i); | |
7b05a215 JA |
795 | add_file(td, fname); |
796 | } | |
af52b345 | 797 | } |
0af7b542 | 798 | } |
ebac4655 | 799 | |
4e991c23 JA |
800 | if (fixup_options(td)) |
801 | goto err; | |
e0a22335 | 802 | |
9e684a49 DE |
803 | flow_init_job(td); |
804 | ||
de890a1e SL |
805 | /* |
806 | * IO engines only need this for option callbacks, and the address may | |
807 | * change in subprocesses. | |
808 | */ | |
809 | if (td->eo) | |
810 | *(struct thread_data **)td->eo = NULL; | |
811 | ||
07eb79df JA |
812 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
813 | struct fio_file *f; | |
814 | ||
815 | for_each_file(td, f, i) | |
816 | f->real_file_size = -1ULL; | |
817 | } | |
818 | ||
cdd18ad8 | 819 | td->mutex = fio_mutex_init(0); |
ebac4655 | 820 | |
83349190 YH |
821 | td->ts.clat_percentiles = td->o.clat_percentiles; |
822 | if (td->o.overwrite_plist) | |
802ad4a8 | 823 | memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 824 | else |
802ad4a8 | 825 | memcpy(td->ts.percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 826 | |
756867bd JA |
827 | td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; |
828 | td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; | |
02af0988 | 829 | td->ts.lat_stat[0].min_val = td->ts.lat_stat[1].min_val = ULONG_MAX; |
756867bd | 830 | td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; |
cdd5411e | 831 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 832 | |
755c3189 | 833 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 834 | prev_group_jobs = 0; |
ebac4655 | 835 | groupid++; |
3c5df6fa | 836 | } |
ebac4655 JA |
837 | |
838 | td->groupid = groupid; | |
3c5df6fa | 839 | prev_group_jobs++; |
ebac4655 | 840 | |
93bcfd20 BC |
841 | if (init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds))) { |
842 | td_verror(td, errno, "init_random_state"); | |
9c60ce64 | 843 | goto err; |
93bcfd20 | 844 | } |
9c60ce64 | 845 | |
ebac4655 JA |
846 | if (setup_rate(td)) |
847 | goto err; | |
848 | ||
2dc1bbeb | 849 | if (td->o.write_lat_log) { |
b8bc8cba JA |
850 | setup_log(&td->lat_log, td->o.log_avg_msec); |
851 | setup_log(&td->slat_log, td->o.log_avg_msec); | |
852 | setup_log(&td->clat_log, td->o.log_avg_msec); | |
ebac4655 | 853 | } |
2dc1bbeb | 854 | if (td->o.write_bw_log) |
b8bc8cba | 855 | setup_log(&td->bw_log, td->o.log_avg_msec); |
c8eeb9df | 856 | if (td->o.write_iops_log) |
b8bc8cba | 857 | setup_log(&td->iops_log, td->o.log_avg_msec); |
ebac4655 | 858 | |
2dc1bbeb JA |
859 | if (!td->o.name) |
860 | td->o.name = strdup(jobname); | |
01452055 | 861 | |
c6ae0a5b | 862 | if (!terse_output) { |
b990b5c0 | 863 | if (!job_add_num) { |
5ec10eaa JA |
864 | if (!strcmp(td->io_ops->name, "cpuio")) { |
865 | log_info("%s: ioengine=cpu, cpuload=%u," | |
866 | " cpucycle=%u\n", td->o.name, | |
867 | td->o.cpuload, | |
868 | td->o.cpucycle); | |
869 | } else { | |
f8977ee6 JA |
870 | char *c1, *c2, *c3, *c4; |
871 | ||
2dc1bbeb JA |
872 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
873 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
874 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
875 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
f8977ee6 | 876 | |
5ec10eaa JA |
877 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s," |
878 | " ioengine=%s, iodepth=%u\n", | |
879 | td->o.name, td->groupid, | |
880 | ddir_str[td->o.td_ddir], | |
881 | c1, c2, c3, c4, | |
882 | td->io_ops->name, | |
883 | td->o.iodepth); | |
f8977ee6 JA |
884 | |
885 | free(c1); | |
886 | free(c2); | |
887 | free(c3); | |
888 | free(c4); | |
889 | } | |
b990b5c0 | 890 | } else if (job_add_num == 1) |
6d86144d | 891 | log_info("...\n"); |
c6ae0a5b | 892 | } |
ebac4655 JA |
893 | |
894 | /* | |
895 | * recurse add identical jobs, clear numjobs and stonewall options | |
896 | * as they don't apply to sub-jobs | |
897 | */ | |
2dc1bbeb | 898 | numjobs = td->o.numjobs; |
ebac4655 | 899 | while (--numjobs) { |
de890a1e | 900 | struct thread_data *td_new = get_new_job(0, td, 1); |
ebac4655 JA |
901 | |
902 | if (!td_new) | |
903 | goto err; | |
904 | ||
2dc1bbeb JA |
905 | td_new->o.numjobs = 1; |
906 | td_new->o.stonewall = 0; | |
92c1d41f | 907 | td_new->o.new_group = 0; |
e132cbae JA |
908 | |
909 | if (file_alloced) { | |
2dc1bbeb | 910 | td_new->o.filename = NULL; |
e132cbae | 911 | td_new->files_index = 0; |
4e6ea2f1 | 912 | td_new->files_size = 0; |
e132cbae JA |
913 | td_new->files = NULL; |
914 | } | |
915 | ||
75154845 | 916 | job_add_num = numjobs - 1; |
ebac4655 | 917 | |
75154845 | 918 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
919 | goto err; |
920 | } | |
3c5df6fa | 921 | |
ebac4655 JA |
922 | return 0; |
923 | err: | |
924 | put_job(td); | |
925 | return -1; | |
926 | } | |
927 | ||
79d16311 JA |
928 | /* |
929 | * Parse as if 'o' was a command line | |
930 | */ | |
931 | void add_job_opts(const char **o) | |
932 | { | |
933 | struct thread_data *td, *td_parent; | |
934 | int i, in_global = 1; | |
935 | char jobname[32]; | |
936 | ||
937 | i = 0; | |
938 | td_parent = td = NULL; | |
939 | while (o[i]) { | |
940 | if (!strncmp(o[i], "name", 4)) { | |
941 | in_global = 0; | |
942 | if (td) | |
943 | add_job(td, jobname, 0); | |
944 | td = NULL; | |
945 | sprintf(jobname, "%s", o[i] + 5); | |
946 | } | |
947 | if (in_global && !td_parent) | |
de890a1e | 948 | td_parent = get_new_job(1, &def_thread, 0); |
79d16311 JA |
949 | else if (!in_global && !td) { |
950 | if (!td_parent) | |
951 | td_parent = &def_thread; | |
de890a1e | 952 | td = get_new_job(0, td_parent, 0); |
79d16311 JA |
953 | } |
954 | if (in_global) | |
955 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
956 | else | |
957 | fio_options_parse(td, (char **) &o[i], 1); | |
958 | i++; | |
959 | } | |
960 | ||
961 | if (td) | |
962 | add_job(td, jobname, 0); | |
963 | } | |
964 | ||
01f06b63 JA |
965 | static int skip_this_section(const char *name) |
966 | { | |
ad0a2735 JA |
967 | int i; |
968 | ||
969 | if (!nr_job_sections) | |
01f06b63 JA |
970 | return 0; |
971 | if (!strncmp(name, "global", 6)) | |
972 | return 0; | |
973 | ||
ad0a2735 JA |
974 | for (i = 0; i < nr_job_sections; i++) |
975 | if (!strcmp(job_sections[i], name)) | |
976 | return 0; | |
977 | ||
978 | return 1; | |
01f06b63 JA |
979 | } |
980 | ||
ebac4655 JA |
981 | static int is_empty_or_comment(char *line) |
982 | { | |
983 | unsigned int i; | |
984 | ||
985 | for (i = 0; i < strlen(line); i++) { | |
986 | if (line[i] == ';') | |
987 | return 1; | |
5cc2da30 IM |
988 | if (line[i] == '#') |
989 | return 1; | |
76cd9378 | 990 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
ebac4655 JA |
991 | return 0; |
992 | } | |
993 | ||
994 | return 1; | |
995 | } | |
996 | ||
07261983 JA |
997 | /* |
998 | * This is our [ini] type file parser. | |
999 | */ | |
50d16976 | 1000 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
ebac4655 | 1001 | { |
e1f36503 | 1002 | unsigned int global; |
ebac4655 | 1003 | struct thread_data *td; |
fee3bb48 | 1004 | char *string, *name; |
ebac4655 JA |
1005 | FILE *f; |
1006 | char *p; | |
0c7e37a0 | 1007 | int ret = 0, stonewall; |
097b2991 | 1008 | int first_sect = 1; |
ccf8f127 | 1009 | int skip_fgets = 0; |
01f06b63 | 1010 | int inside_skip = 0; |
3b8b7135 JA |
1011 | char **opts; |
1012 | int i, alloc_opts, num_opts; | |
ebac4655 | 1013 | |
50d16976 JA |
1014 | if (is_buf) |
1015 | f = NULL; | |
1016 | else { | |
1017 | if (!strcmp(file, "-")) | |
1018 | f = stdin; | |
1019 | else | |
1020 | f = fopen(file, "r"); | |
5a729cbe | 1021 | |
50d16976 JA |
1022 | if (!f) { |
1023 | perror("fopen job file"); | |
1024 | return 1; | |
1025 | } | |
ebac4655 JA |
1026 | } |
1027 | ||
1028 | string = malloc(4096); | |
7f7e6e59 JA |
1029 | |
1030 | /* | |
1031 | * it's really 256 + small bit, 280 should suffice | |
1032 | */ | |
1033 | name = malloc(280); | |
1034 | memset(name, 0, 280); | |
ebac4655 | 1035 | |
3b8b7135 JA |
1036 | alloc_opts = 8; |
1037 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 1038 | num_opts = 0; |
3b8b7135 | 1039 | |
0c7e37a0 | 1040 | stonewall = stonewall_flag; |
7c124ac1 | 1041 | do { |
ccf8f127 JA |
1042 | /* |
1043 | * if skip_fgets is set, we already have loaded a line we | |
1044 | * haven't handled. | |
1045 | */ | |
1046 | if (!skip_fgets) { | |
50d16976 JA |
1047 | if (is_buf) |
1048 | p = strsep(&file, "\n"); | |
1049 | else | |
43f74792 | 1050 | p = fgets(string, 4096, f); |
ccf8f127 JA |
1051 | if (!p) |
1052 | break; | |
1053 | } | |
cdc7f193 | 1054 | |
ccf8f127 | 1055 | skip_fgets = 0; |
cdc7f193 | 1056 | strip_blank_front(&p); |
6c7c7da1 | 1057 | strip_blank_end(p); |
cdc7f193 | 1058 | |
ebac4655 JA |
1059 | if (is_empty_or_comment(p)) |
1060 | continue; | |
84dd1886 | 1061 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
1062 | if (inside_skip) |
1063 | continue; | |
5ec10eaa JA |
1064 | log_err("fio: option <%s> outside of [] job section\n", |
1065 | p); | |
088b4207 | 1066 | break; |
6c7c7da1 | 1067 | } |
ebac4655 | 1068 | |
7a4b80a1 JA |
1069 | name[strlen(name) - 1] = '\0'; |
1070 | ||
01f06b63 JA |
1071 | if (skip_this_section(name)) { |
1072 | inside_skip = 1; | |
1073 | continue; | |
1074 | } else | |
1075 | inside_skip = 0; | |
1076 | ||
ebac4655 JA |
1077 | global = !strncmp(name, "global", 6); |
1078 | ||
cca73aa7 | 1079 | if (dump_cmdline) { |
097b2991 JA |
1080 | if (first_sect) |
1081 | log_info("fio "); | |
cca73aa7 JA |
1082 | if (!global) |
1083 | log_info("--name=%s ", name); | |
097b2991 | 1084 | first_sect = 0; |
cca73aa7 JA |
1085 | } |
1086 | ||
de890a1e | 1087 | td = get_new_job(global, &def_thread, 0); |
45410acb JA |
1088 | if (!td) { |
1089 | ret = 1; | |
1090 | break; | |
1091 | } | |
ebac4655 | 1092 | |
972cfd25 JA |
1093 | /* |
1094 | * Seperate multiple job files by a stonewall | |
1095 | */ | |
f9481919 | 1096 | if (!global && stonewall) { |
2dc1bbeb | 1097 | td->o.stonewall = stonewall; |
972cfd25 JA |
1098 | stonewall = 0; |
1099 | } | |
1100 | ||
3b8b7135 JA |
1101 | num_opts = 0; |
1102 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
1103 | ||
50d16976 JA |
1104 | while (1) { |
1105 | if (is_buf) | |
1106 | p = strsep(&file, "\n"); | |
1107 | else | |
1108 | p = fgets(string, 4096, f); | |
1109 | if (!p) | |
1110 | break; | |
1111 | ||
ebac4655 JA |
1112 | if (is_empty_or_comment(p)) |
1113 | continue; | |
e1f36503 | 1114 | |
b6754f9d | 1115 | strip_blank_front(&p); |
7c124ac1 | 1116 | |
ccf8f127 JA |
1117 | /* |
1118 | * new section, break out and make sure we don't | |
1119 | * fgets() a new line at the top. | |
1120 | */ | |
1121 | if (p[0] == '[') { | |
1122 | skip_fgets = 1; | |
7c124ac1 | 1123 | break; |
ccf8f127 | 1124 | } |
7c124ac1 | 1125 | |
4ae3f763 | 1126 | strip_blank_end(p); |
aea47d44 | 1127 | |
3b8b7135 JA |
1128 | if (num_opts == alloc_opts) { |
1129 | alloc_opts <<= 1; | |
1130 | opts = realloc(opts, | |
1131 | alloc_opts * sizeof(char *)); | |
1132 | } | |
1133 | ||
1134 | opts[num_opts] = strdup(p); | |
1135 | num_opts++; | |
ebac4655 | 1136 | } |
ebac4655 | 1137 | |
3b8b7135 JA |
1138 | ret = fio_options_parse(td, opts, num_opts); |
1139 | if (!ret) { | |
1140 | if (dump_cmdline) | |
1141 | for (i = 0; i < num_opts; i++) | |
1142 | log_info("--%s ", opts[i]); | |
1143 | ||
45410acb | 1144 | ret = add_job(td, name, 0); |
3b8b7135 | 1145 | } else { |
b1508cf9 JA |
1146 | log_err("fio: job %s dropped\n", name); |
1147 | put_job(td); | |
45410acb | 1148 | } |
3b8b7135 JA |
1149 | |
1150 | for (i = 0; i < num_opts; i++) | |
1151 | free(opts[i]); | |
1152 | num_opts = 0; | |
7c124ac1 | 1153 | } while (!ret); |
ebac4655 | 1154 | |
cca73aa7 JA |
1155 | if (dump_cmdline) |
1156 | log_info("\n"); | |
1157 | ||
7e356b2d JA |
1158 | i = 0; |
1159 | while (i < nr_job_sections) { | |
1160 | free(job_sections[i]); | |
1161 | i++; | |
1162 | } | |
1163 | ||
3b8b7135 JA |
1164 | for (i = 0; i < num_opts; i++) |
1165 | free(opts[i]); | |
1166 | ||
ebac4655 JA |
1167 | free(string); |
1168 | free(name); | |
2577594d | 1169 | free(opts); |
50d16976 | 1170 | if (!is_buf && f != stdin) |
5a729cbe | 1171 | fclose(f); |
45410acb | 1172 | return ret; |
ebac4655 JA |
1173 | } |
1174 | ||
1175 | static int fill_def_thread(void) | |
1176 | { | |
1177 | memset(&def_thread, 0, sizeof(def_thread)); | |
1178 | ||
375b2695 | 1179 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1180 | def_thread.o.timeout = def_timeout; |
ebac4655 JA |
1181 | |
1182 | /* | |
ee738499 | 1183 | * fill default options |
ebac4655 | 1184 | */ |
214e1eca | 1185 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1186 | return 0; |
1187 | } | |
1188 | ||
45378b35 | 1189 | static void usage(const char *name) |
4785f995 | 1190 | { |
085399db | 1191 | printf("fio %s\n", fio_version_string); |
45378b35 | 1192 | printf("%s [options] [job options] <job file(s)>\n", name); |
83881283 JA |
1193 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n" |
1194 | "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" | |
1195 | "\t\t\tdiskutil,job,mutex,profile,time,net\n"); | |
1196 | printf(" --output\t\tWrite output to file\n"); | |
1197 | printf(" --timeout\t\tRuntime in seconds\n"); | |
1198 | printf(" --latency-log\t\tGenerate per-job latency logs\n"); | |
1199 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1200 | printf(" --minimal\t\tMinimal (terse) output\n"); | |
1201 | printf(" --version\t\tPrint version info and exit\n"); | |
75db6e2c | 1202 | printf(" --terse-version=x\tSet terse version output format to 'x'\n"); |
83881283 JA |
1203 | printf(" --help\t\tPrint this page\n"); |
1204 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" | |
5ec10eaa | 1205 | " them\n"); |
de890a1e SL |
1206 | printf(" --enghelp=engine\tPrint ioengine help, or list" |
1207 | " available ioengines\n"); | |
1208 | printf(" --enghelp=engine,cmd\tPrint help for an ioengine" | |
1209 | " cmd\n"); | |
83881283 JA |
1210 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
1211 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); | |
1212 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); | |
1213 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" | |
5ec10eaa | 1214 | " writes\n"); |
83881283 JA |
1215 | printf(" --section=name\tOnly run specified section in job file\n"); |
1216 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" | |
2b386d25 | 1217 | " (def 1024)\n"); |
83881283 JA |
1218 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
1219 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); | |
1220 | printf(" --server=args\t\tStart a backend fio server\n"); | |
1221 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); | |
1222 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); | |
aa58d252 | 1223 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
83881283 | 1224 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
4785f995 JA |
1225 | } |
1226 | ||
79e48f72 | 1227 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1228 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1229 | { .name = "process", .shift = FD_PROCESS, }, |
1230 | { .name = "file", .shift = FD_FILE, }, | |
1231 | { .name = "io", .shift = FD_IO, }, | |
1232 | { .name = "mem", .shift = FD_MEM, }, | |
1233 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1234 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1235 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1236 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1237 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1238 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1239 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1240 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1241 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1242 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1243 | { .name = NULL, }, |
ee56ad50 JA |
1244 | }; |
1245 | ||
c09823ab | 1246 | static int set_debug(const char *string) |
ee56ad50 JA |
1247 | { |
1248 | struct debug_level *dl; | |
1249 | char *p = (char *) string; | |
1250 | char *opt; | |
1251 | int i; | |
1252 | ||
1253 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1254 | log_info("fio: dumping debug options:"); |
1255 | for (i = 0; debug_levels[i].name; i++) { | |
1256 | dl = &debug_levels[i]; | |
1257 | log_info("%s,", dl->name); | |
1258 | } | |
bd6f78b2 | 1259 | log_info("all\n"); |
c09823ab | 1260 | return 1; |
ee56ad50 JA |
1261 | } |
1262 | ||
1263 | while ((opt = strsep(&p, ",")) != NULL) { | |
1264 | int found = 0; | |
1265 | ||
5e1d306e JA |
1266 | if (!strncmp(opt, "all", 3)) { |
1267 | log_info("fio: set all debug options\n"); | |
1268 | fio_debug = ~0UL; | |
1269 | continue; | |
1270 | } | |
1271 | ||
ee56ad50 JA |
1272 | for (i = 0; debug_levels[i].name; i++) { |
1273 | dl = &debug_levels[i]; | |
5e1d306e JA |
1274 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1275 | if (!found) | |
1276 | continue; | |
1277 | ||
1278 | if (dl->shift == FD_JOB) { | |
1279 | opt = strchr(opt, ':'); | |
1280 | if (!opt) { | |
1281 | log_err("fio: missing job number\n"); | |
1282 | break; | |
1283 | } | |
1284 | opt++; | |
1285 | fio_debug_jobno = atoi(opt); | |
1286 | log_info("fio: set debug jobno %d\n", | |
1287 | fio_debug_jobno); | |
1288 | } else { | |
ee56ad50 | 1289 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1290 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1291 | } |
5e1d306e | 1292 | break; |
ee56ad50 JA |
1293 | } |
1294 | ||
1295 | if (!found) | |
1296 | log_err("fio: debug mask %s not found\n", opt); | |
1297 | } | |
c09823ab | 1298 | return 0; |
ee56ad50 | 1299 | } |
79e48f72 | 1300 | #else |
69b98d4c | 1301 | static int set_debug(const char *string) |
79e48f72 JA |
1302 | { |
1303 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1304 | return 1; |
79e48f72 JA |
1305 | } |
1306 | #endif | |
9ac8a797 | 1307 | |
4c6107ff JA |
1308 | static void fio_options_fill_optstring(void) |
1309 | { | |
1310 | char *ostr = cmd_optstr; | |
1311 | int i, c; | |
1312 | ||
1313 | c = i = 0; | |
1314 | while (l_opts[i].name) { | |
1315 | ostr[c++] = l_opts[i].val; | |
1316 | if (l_opts[i].has_arg == required_argument) | |
1317 | ostr[c++] = ':'; | |
1318 | else if (l_opts[i].has_arg == optional_argument) { | |
1319 | ostr[c++] = ':'; | |
1320 | ostr[c++] = ':'; | |
1321 | } | |
1322 | i++; | |
1323 | } | |
1324 | ostr[c] = '\0'; | |
1325 | } | |
1326 | ||
c2c94585 JA |
1327 | static int client_flag_set(char c) |
1328 | { | |
1329 | int i; | |
1330 | ||
1331 | i = 0; | |
1332 | while (l_opts[i].name) { | |
1333 | int val = l_opts[i].val; | |
1334 | ||
1335 | if (c == (val & 0xff)) | |
1336 | return (val & FIO_CLIENT_FLAG); | |
1337 | ||
1338 | i++; | |
1339 | } | |
1340 | ||
1341 | return 0; | |
1342 | } | |
1343 | ||
fa2ea806 | 1344 | void parse_cmd_client(void *client, char *opt) |
7a4b8240 | 1345 | { |
fa2ea806 | 1346 | fio_client_add_cmd_option(client, opt); |
7a4b8240 JA |
1347 | } |
1348 | ||
81179eec | 1349 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1350 | { |
b4692828 | 1351 | struct thread_data *td = NULL; |
c09823ab | 1352 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1353 | char *ostr = cmd_optstr; |
402668f3 | 1354 | void *pid_file = NULL; |
9bae26e8 | 1355 | void *cur_client = NULL; |
81179eec | 1356 | int backend = 0; |
ebac4655 | 1357 | |
c2c94585 JA |
1358 | /* |
1359 | * Reset optind handling, since we may call this multiple times | |
1360 | * for the backend. | |
1361 | */ | |
1362 | optind = 1; | |
7a4b8240 | 1363 | |
c2c94585 | 1364 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
085399db JA |
1365 | did_arg = 1; |
1366 | ||
c2c94585 | 1367 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
fa2ea806 | 1368 | parse_cmd_client(cur_client, argv[optind - 1]); |
7a4b8240 JA |
1369 | c &= ~FIO_CLIENT_FLAG; |
1370 | } | |
1371 | ||
ebac4655 | 1372 | switch (c) { |
2b386d25 JA |
1373 | case 'a': |
1374 | smalloc_pool_size = atoi(optarg); | |
1375 | break; | |
b4692828 | 1376 | case 't': |
8c029376 | 1377 | def_timeout = atoi(optarg); |
b4692828 JA |
1378 | break; |
1379 | case 'l': | |
1380 | write_lat_log = 1; | |
1381 | break; | |
3d73e5a9 | 1382 | case 'b': |
b4692828 JA |
1383 | write_bw_log = 1; |
1384 | break; | |
1385 | case 'o': | |
1386 | f_out = fopen(optarg, "w+"); | |
1387 | if (!f_out) { | |
1388 | perror("fopen output"); | |
1389 | exit(1); | |
1390 | } | |
1391 | f_err = f_out; | |
1392 | break; | |
1393 | case 'm': | |
1394 | terse_output = 1; | |
1395 | break; | |
1396 | case 'h': | |
7874f8b7 | 1397 | if (!cur_client) { |
c2c94585 | 1398 | usage(argv[0]); |
7874f8b7 JA |
1399 | do_exit++; |
1400 | } | |
c2c94585 | 1401 | break; |
fd28ca49 | 1402 | case 'c': |
7874f8b7 | 1403 | if (!cur_client) { |
c2c94585 | 1404 | fio_show_option_help(optarg); |
7874f8b7 JA |
1405 | do_exit++; |
1406 | } | |
c2c94585 | 1407 | break; |
de890a1e SL |
1408 | case 'i': |
1409 | if (!cur_client) { | |
1410 | fio_show_ioengine_help(optarg); | |
1411 | do_exit++; | |
1412 | } | |
1413 | break; | |
cca73aa7 JA |
1414 | case 's': |
1415 | dump_cmdline = 1; | |
1416 | break; | |
724e4435 JA |
1417 | case 'r': |
1418 | read_only = 1; | |
1419 | break; | |
b4692828 | 1420 | case 'v': |
7874f8b7 | 1421 | if (!cur_client) { |
085399db | 1422 | log_info("fio %s\n", fio_version_string); |
7874f8b7 JA |
1423 | do_exit++; |
1424 | } | |
c2c94585 | 1425 | break; |
f57a9c59 JA |
1426 | case 'V': |
1427 | terse_version = atoi(optarg); | |
4d658652 | 1428 | if (!(terse_version == 2 || terse_version == 3)) { |
f57a9c59 JA |
1429 | log_err("fio: bad terse version format\n"); |
1430 | exit_val = 1; | |
1431 | do_exit++; | |
1432 | } | |
1433 | break; | |
e592a06b AC |
1434 | case 'e': |
1435 | if (!strcmp("always", optarg)) | |
1436 | eta_print = FIO_ETA_ALWAYS; | |
1437 | else if (!strcmp("never", optarg)) | |
1438 | eta_print = FIO_ETA_NEVER; | |
1439 | break; | |
ee56ad50 | 1440 | case 'd': |
c09823ab JA |
1441 | if (set_debug(optarg)) |
1442 | do_exit++; | |
ee56ad50 | 1443 | break; |
ad0a2735 JA |
1444 | case 'x': { |
1445 | size_t new_size; | |
1446 | ||
01f06b63 | 1447 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1448 | log_err("fio: can't use global as only " |
1449 | "section\n"); | |
c09823ab JA |
1450 | do_exit++; |
1451 | exit_val = 1; | |
01f06b63 JA |
1452 | break; |
1453 | } | |
ad0a2735 JA |
1454 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1455 | job_sections = realloc(job_sections, new_size); | |
1456 | job_sections[nr_job_sections] = strdup(optarg); | |
1457 | nr_job_sections++; | |
01f06b63 | 1458 | break; |
ad0a2735 | 1459 | } |
9ac8a797 | 1460 | case 'p': |
07b3232d | 1461 | exec_profile = strdup(optarg); |
9ac8a797 | 1462 | break; |
b4692828 | 1463 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1464 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1465 | char *val = optarg; |
1466 | ||
c2b1e753 | 1467 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1468 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1469 | if (ret) |
c2b1e753 | 1470 | return 0; |
c2b1e753 JA |
1471 | td = NULL; |
1472 | } | |
b4692828 | 1473 | if (!td) { |
01f06b63 | 1474 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1475 | int global = 0; |
1476 | ||
01f06b63 | 1477 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1478 | global = 1; |
c2b1e753 | 1479 | |
01f06b63 JA |
1480 | if (is_section && skip_this_section(val)) |
1481 | continue; | |
1482 | ||
de890a1e SL |
1483 | td = get_new_job(global, &def_thread, 1); |
1484 | if (!td || ioengine_load(td)) | |
b4692828 | 1485 | return 0; |
de890a1e | 1486 | fio_options_set_ioengine_opts(l_opts, td); |
b4692828 | 1487 | } |
38d0adb0 | 1488 | |
214e1eca | 1489 | ret = fio_cmd_option_parse(td, opt, val); |
de890a1e SL |
1490 | |
1491 | if (!ret && !strcmp(opt, "ioengine")) { | |
1492 | free_ioengine(td); | |
1493 | if (ioengine_load(td)) | |
1494 | return 0; | |
1495 | fio_options_set_ioengine_opts(l_opts, td); | |
1496 | } | |
1497 | break; | |
1498 | } | |
1499 | case FIO_GETOPT_IOENGINE: { | |
1500 | const char *opt = l_opts[lidx].name; | |
1501 | char *val = optarg; | |
1502 | opt = l_opts[lidx].name; | |
1503 | val = optarg; | |
1504 | ret = fio_cmd_ioengine_option_parse(td, opt, val); | |
b4692828 JA |
1505 | break; |
1506 | } | |
a9523c6f JA |
1507 | case 'w': |
1508 | warnings_fatal = 1; | |
1509 | break; | |
fca70358 JA |
1510 | case 'j': |
1511 | max_jobs = atoi(optarg); | |
1512 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1513 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1514 | do_exit++; | |
1515 | exit_val = 1; | |
1516 | } | |
1517 | break; | |
50d16976 | 1518 | case 'S': |
a37f69b7 | 1519 | if (nr_clients) { |
132159a5 JA |
1520 | log_err("fio: can't be both client and server\n"); |
1521 | do_exit++; | |
1522 | exit_val = 1; | |
1523 | break; | |
1524 | } | |
87aa8f19 | 1525 | if (optarg) |
bebe6398 | 1526 | fio_server_set_arg(optarg); |
50d16976 | 1527 | is_backend = 1; |
81179eec | 1528 | backend = 1; |
50d16976 | 1529 | break; |
e46d8091 | 1530 | case 'D': |
402668f3 | 1531 | pid_file = strdup(optarg); |
e46d8091 | 1532 | break; |
132159a5 JA |
1533 | case 'C': |
1534 | if (is_backend) { | |
1535 | log_err("fio: can't be both client and server\n"); | |
1536 | do_exit++; | |
1537 | exit_val = 1; | |
1538 | break; | |
1539 | } | |
bebe6398 JA |
1540 | if (fio_client_add(optarg, &cur_client)) { |
1541 | log_err("fio: failed adding client %s\n", optarg); | |
1542 | do_exit++; | |
1543 | exit_val = 1; | |
1544 | break; | |
1545 | } | |
132159a5 | 1546 | break; |
b4692828 | 1547 | default: |
c09823ab JA |
1548 | do_exit++; |
1549 | exit_val = 1; | |
b4692828 | 1550 | break; |
ebac4655 | 1551 | } |
c7d5c941 JA |
1552 | if (do_exit) |
1553 | break; | |
ebac4655 | 1554 | } |
c9fad893 | 1555 | |
c2c94585 JA |
1556 | if (do_exit) { |
1557 | if (exit_val && !(is_backend || nr_clients)) | |
1558 | exit(exit_val); | |
1559 | } | |
536582bf | 1560 | |
a37f69b7 | 1561 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1562 | do_exit++; |
1563 | exit_val = 1; | |
cdf54d85 | 1564 | return -1; |
132159a5 JA |
1565 | } |
1566 | ||
81179eec | 1567 | if (is_backend && backend) |
402668f3 | 1568 | return fio_start_server(pid_file); |
50d16976 | 1569 | |
b4692828 | 1570 | if (td) { |
7d6a8904 | 1571 | if (!ret) |
2dc1bbeb | 1572 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1573 | } |
774a6177 | 1574 | |
7874f8b7 | 1575 | while (!ret && optind < argc) { |
b4692828 JA |
1576 | ini_idx++; |
1577 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1578 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1579 | optind++; | |
eb8bbf48 | 1580 | } |
972cfd25 JA |
1581 | |
1582 | return ini_idx; | |
ebac4655 JA |
1583 | } |
1584 | ||
ebac4655 JA |
1585 | int parse_options(int argc, char *argv[]) |
1586 | { | |
972cfd25 JA |
1587 | int job_files, i; |
1588 | ||
b4692828 JA |
1589 | f_out = stdout; |
1590 | f_err = stderr; | |
1591 | ||
4c6107ff | 1592 | fio_options_fill_optstring(); |
5ec10eaa | 1593 | fio_options_dup_and_init(l_opts); |
b4692828 | 1594 | |
9d9eb2e7 JA |
1595 | atexit(free_shm); |
1596 | ||
ebac4655 JA |
1597 | if (fill_def_thread()) |
1598 | return 1; | |
1599 | ||
972cfd25 | 1600 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1601 | |
cdf54d85 JA |
1602 | if (job_files > 0) { |
1603 | for (i = 0; i < job_files; i++) { | |
1604 | if (fill_def_thread()) | |
132159a5 | 1605 | return 1; |
cdf54d85 JA |
1606 | if (nr_clients) { |
1607 | if (fio_clients_send_ini(ini_file[i])) | |
1608 | return 1; | |
1609 | free(ini_file[i]); | |
1610 | } else if (!is_backend) { | |
1611 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1612 | return 1; | |
1613 | free(ini_file[i]); | |
1614 | } | |
132159a5 | 1615 | } |
972cfd25 | 1616 | } |
ebac4655 | 1617 | |
88c6ed80 | 1618 | free(ini_file); |
7e356b2d | 1619 | fio_options_free(&def_thread); |
b4692828 JA |
1620 | |
1621 | if (!thread_number) { | |
cca73aa7 JA |
1622 | if (dump_cmdline) |
1623 | return 0; | |
07b3232d JA |
1624 | if (exec_profile) |
1625 | return 0; | |
a37f69b7 | 1626 | if (is_backend || nr_clients) |
5c341e9a | 1627 | return 0; |
085399db JA |
1628 | if (did_arg) |
1629 | return 0; | |
cca73aa7 | 1630 | |
d65e11c6 | 1631 | log_err("No jobs(s) defined\n\n"); |
085399db JA |
1632 | |
1633 | if (!did_arg) { | |
1634 | usage(argv[0]); | |
1635 | return 1; | |
1636 | } | |
1637 | ||
1638 | return 0; | |
b4692828 JA |
1639 | } |
1640 | ||
be4ecfdf JA |
1641 | if (def_thread.o.gtod_offload) { |
1642 | fio_gtod_init(); | |
1643 | fio_gtod_offload = 1; | |
1644 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1645 | } | |
1646 | ||
f6dea4d3 JA |
1647 | if (!terse_output) |
1648 | log_info("fio %s\n", fio_version_string); | |
1649 | ||
ebac4655 JA |
1650 | return 0; |
1651 | } |