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> | |
ec5c6b12 | 12 | #ifndef FIO_NO_HAVE_SHM_H |
ebac4655 | 13 | #include <sys/shm.h> |
ec5c6b12 | 14 | #endif |
ebac4655 JA |
15 | #include <sys/types.h> |
16 | #include <sys/stat.h> | |
17 | ||
18 | #include "fio.h" | |
cb2c86fd | 19 | #include "parse.h" |
2e5cdb11 | 20 | #include "smalloc.h" |
380065aa | 21 | #include "filehash.h" |
4f5af7b2 | 22 | #include "verify.h" |
79d16311 | 23 | #include "profile.h" |
50d16976 | 24 | #include "server.h" |
f2a2ce0e | 25 | #include "idletime.h" |
ebac4655 | 26 | |
bf2e821a CC |
27 | #include "lib/getopt.h" |
28 | ||
692a5d22 | 29 | const char fio_version_string[] = FIO_VERSION; |
214e1eca | 30 | |
ee738499 | 31 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 32 | |
214e1eca | 33 | static char **ini_file; |
fca70358 | 34 | static int max_jobs = FIO_MAX_JOBS; |
cca73aa7 | 35 | static int dump_cmdline; |
8c029376 | 36 | static int def_timeout; |
e1f36503 | 37 | |
be4ecfdf | 38 | static struct thread_data def_thread; |
214e1eca | 39 | struct thread_data *threads = NULL; |
e1f36503 | 40 | |
214e1eca | 41 | int exitall_on_terminate = 0; |
f3afa57e | 42 | int output_format = FIO_OUTPUT_NORMAL; |
e592a06b | 43 | int eta_print; |
214e1eca JA |
44 | unsigned long long mlock_size = 0; |
45 | FILE *f_out = NULL; | |
46 | FILE *f_err = NULL; | |
ad0a2735 JA |
47 | char **job_sections = NULL; |
48 | int nr_job_sections = 0; | |
07b3232d | 49 | char *exec_profile = NULL; |
a9523c6f | 50 | int warnings_fatal = 0; |
4d658652 | 51 | int terse_version = 3; |
50d16976 | 52 | int is_backend = 0; |
a37f69b7 | 53 | int nr_clients = 0; |
e46d8091 | 54 | int log_syslog = 0; |
ee738499 | 55 | |
214e1eca | 56 | int write_bw_log = 0; |
4241ea8f | 57 | int read_only = 0; |
214e1eca | 58 | |
5ec10eaa | 59 | static int write_lat_log; |
e1f36503 | 60 | |
214e1eca | 61 | static int prev_group_jobs; |
b4692828 | 62 | |
ee56ad50 | 63 | unsigned long fio_debug = 0; |
5e1d306e JA |
64 | unsigned int fio_debug_jobno = -1; |
65 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 66 | |
4c6107ff | 67 | static char cmd_optstr[256]; |
085399db | 68 | static int did_arg; |
4c6107ff | 69 | |
7a4b8240 JA |
70 | #define FIO_CLIENT_FLAG (1 << 16) |
71 | ||
b4692828 JA |
72 | /* |
73 | * Command line options. These will contain the above, plus a few | |
74 | * extra that only pertain to fio itself and not jobs. | |
75 | */ | |
5ec10eaa | 76 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 77 | { |
08d2a19c | 78 | .name = (char *) "output", |
b4692828 | 79 | .has_arg = required_argument, |
7a4b8240 | 80 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
81 | }, |
82 | { | |
08d2a19c | 83 | .name = (char *) "timeout", |
b4692828 | 84 | .has_arg = required_argument, |
7a4b8240 | 85 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
86 | }, |
87 | { | |
08d2a19c | 88 | .name = (char *) "latency-log", |
b4692828 | 89 | .has_arg = required_argument, |
7a4b8240 | 90 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
91 | }, |
92 | { | |
08d2a19c | 93 | .name = (char *) "bandwidth-log", |
b4692828 | 94 | .has_arg = required_argument, |
7a4b8240 | 95 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
96 | }, |
97 | { | |
08d2a19c | 98 | .name = (char *) "minimal", |
b4692828 | 99 | .has_arg = optional_argument, |
7a4b8240 | 100 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 | 101 | }, |
cc372b17 | 102 | { |
f3afa57e | 103 | .name = (char *) "output-format", |
cc372b17 | 104 | .has_arg = optional_argument, |
f3afa57e | 105 | .val = 'F' | FIO_CLIENT_FLAG, |
cc372b17 | 106 | }, |
b4692828 | 107 | { |
08d2a19c | 108 | .name = (char *) "version", |
b4692828 | 109 | .has_arg = no_argument, |
7a4b8240 | 110 | .val = 'v' | FIO_CLIENT_FLAG, |
b4692828 | 111 | }, |
fd28ca49 | 112 | { |
08d2a19c | 113 | .name = (char *) "help", |
fd28ca49 | 114 | .has_arg = no_argument, |
7a4b8240 | 115 | .val = 'h' | FIO_CLIENT_FLAG, |
fd28ca49 JA |
116 | }, |
117 | { | |
08d2a19c | 118 | .name = (char *) "cmdhelp", |
320beefe | 119 | .has_arg = optional_argument, |
7a4b8240 | 120 | .val = 'c' | FIO_CLIENT_FLAG, |
fd28ca49 | 121 | }, |
de890a1e SL |
122 | { |
123 | .name = (char *) "enghelp", | |
124 | .has_arg = optional_argument, | |
125 | .val = 'i' | FIO_CLIENT_FLAG, | |
126 | }, | |
cca73aa7 | 127 | { |
08d2a19c | 128 | .name = (char *) "showcmd", |
cca73aa7 | 129 | .has_arg = no_argument, |
7a4b8240 | 130 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
131 | }, |
132 | { | |
08d2a19c | 133 | .name = (char *) "readonly", |
724e4435 | 134 | .has_arg = no_argument, |
7a4b8240 | 135 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 136 | }, |
e592a06b | 137 | { |
08d2a19c | 138 | .name = (char *) "eta", |
e592a06b | 139 | .has_arg = required_argument, |
7a4b8240 | 140 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 141 | }, |
ee56ad50 | 142 | { |
08d2a19c | 143 | .name = (char *) "debug", |
ee56ad50 | 144 | .has_arg = required_argument, |
7a4b8240 | 145 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 146 | }, |
01f06b63 | 147 | { |
08d2a19c | 148 | .name = (char *) "section", |
01f06b63 | 149 | .has_arg = required_argument, |
7a4b8240 | 150 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 151 | }, |
2b386d25 | 152 | { |
08d2a19c | 153 | .name = (char *) "alloc-size", |
2b386d25 | 154 | .has_arg = required_argument, |
7a4b8240 | 155 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 156 | }, |
9ac8a797 | 157 | { |
08d2a19c | 158 | .name = (char *) "profile", |
9ac8a797 | 159 | .has_arg = required_argument, |
7a4b8240 | 160 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 161 | }, |
a9523c6f | 162 | { |
08d2a19c | 163 | .name = (char *) "warnings-fatal", |
a9523c6f | 164 | .has_arg = no_argument, |
7a4b8240 | 165 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 166 | }, |
fca70358 JA |
167 | { |
168 | .name = (char *) "max-jobs", | |
169 | .has_arg = required_argument, | |
7a4b8240 | 170 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 171 | }, |
f57a9c59 JA |
172 | { |
173 | .name = (char *) "terse-version", | |
174 | .has_arg = required_argument, | |
7a4b8240 | 175 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 176 | }, |
50d16976 JA |
177 | { |
178 | .name = (char *) "server", | |
87aa8f19 | 179 | .has_arg = optional_argument, |
50d16976 JA |
180 | .val = 'S', |
181 | }, | |
e46d8091 | 182 | { .name = (char *) "daemonize", |
402668f3 | 183 | .has_arg = required_argument, |
e46d8091 JA |
184 | .val = 'D', |
185 | }, | |
132159a5 JA |
186 | { |
187 | .name = (char *) "client", | |
188 | .has_arg = required_argument, | |
189 | .val = 'C', | |
190 | }, | |
7d11f871 JA |
191 | { |
192 | .name = (char *) "cpuclock-test", | |
193 | .has_arg = no_argument, | |
194 | .val = 'T', | |
195 | }, | |
f2a2ce0e HL |
196 | { |
197 | .name = (char *) "idle-prof", | |
198 | .has_arg = required_argument, | |
199 | .val = 'I', | |
200 | }, | |
b4692828 JA |
201 | { |
202 | .name = NULL, | |
203 | }, | |
204 | }; | |
205 | ||
9d9eb2e7 JA |
206 | static void free_shm(void) |
207 | { | |
208 | struct shmid_ds sbuf; | |
209 | ||
210 | if (threads) { | |
211 | void *tp = threads; | |
212 | ||
213 | threads = NULL; | |
214 | file_hash_exit(); | |
9e684a49 | 215 | flow_exit(); |
9d9eb2e7 JA |
216 | fio_debug_jobp = NULL; |
217 | shmdt(tp); | |
218 | shmctl(shm_id, IPC_RMID, &sbuf); | |
219 | } | |
220 | ||
221 | scleanup(); | |
222 | } | |
223 | ||
224 | /* | |
225 | * The thread area is shared between the main process and the job | |
226 | * threads/processes. So setup a shared memory segment that will hold | |
227 | * all the job info. We use the end of the region for keeping track of | |
228 | * open files across jobs, for file sharing. | |
229 | */ | |
230 | static int setup_thread_area(void) | |
231 | { | |
232 | void *hash; | |
233 | ||
234 | if (threads) | |
235 | return 0; | |
236 | ||
237 | /* | |
238 | * 1024 is too much on some machines, scale max_jobs if | |
239 | * we get a failure that looks like too large a shm segment | |
240 | */ | |
241 | do { | |
242 | size_t size = max_jobs * sizeof(struct thread_data); | |
243 | ||
244 | size += file_hash_size; | |
245 | size += sizeof(unsigned int); | |
246 | ||
247 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
248 | if (shm_id != -1) | |
249 | break; | |
f0c77f03 | 250 | if (errno != EINVAL && errno != ENOMEM && errno != ENOSPC) { |
9d9eb2e7 JA |
251 | perror("shmget"); |
252 | break; | |
253 | } | |
254 | ||
255 | max_jobs >>= 1; | |
256 | } while (max_jobs); | |
257 | ||
258 | if (shm_id == -1) | |
259 | return 1; | |
260 | ||
261 | threads = shmat(shm_id, NULL, 0); | |
262 | if (threads == (void *) -1) { | |
263 | perror("shmat"); | |
264 | return 1; | |
265 | } | |
266 | ||
267 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
268 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
269 | fio_debug_jobp = (void *) hash + file_hash_size; | |
270 | *fio_debug_jobp = -1; | |
271 | file_hash_init(hash); | |
9e684a49 DE |
272 | |
273 | flow_init(); | |
274 | ||
9d9eb2e7 JA |
275 | return 0; |
276 | } | |
277 | ||
906c8d75 JA |
278 | /* |
279 | * Return a free job structure. | |
280 | */ | |
de890a1e SL |
281 | static struct thread_data *get_new_job(int global, struct thread_data *parent, |
282 | int preserve_eo) | |
ebac4655 JA |
283 | { |
284 | struct thread_data *td; | |
285 | ||
286 | if (global) | |
287 | return &def_thread; | |
9d9eb2e7 JA |
288 | if (setup_thread_area()) { |
289 | log_err("error: failed to setup shm segment\n"); | |
290 | return NULL; | |
291 | } | |
e61f1ec8 BC |
292 | if (thread_number >= max_jobs) { |
293 | log_err("error: maximum number of jobs (%d) reached.\n", | |
294 | max_jobs); | |
ebac4655 | 295 | return NULL; |
e61f1ec8 | 296 | } |
ebac4655 JA |
297 | |
298 | td = &threads[thread_number++]; | |
ddaeaa5a | 299 | *td = *parent; |
ebac4655 | 300 | |
de890a1e SL |
301 | td->io_ops = NULL; |
302 | if (!preserve_eo) | |
303 | td->eo = NULL; | |
304 | ||
e0b0d892 JA |
305 | td->o.uid = td->o.gid = -1U; |
306 | ||
cade3ef4 | 307 | dup_files(td, parent); |
de890a1e | 308 | fio_options_mem_dupe(td); |
cade3ef4 | 309 | |
15dc1934 JA |
310 | profile_add_hooks(td); |
311 | ||
ebac4655 | 312 | td->thread_number = thread_number; |
108fea77 JA |
313 | |
314 | if (!parent || !parent->o.group_reporting) | |
315 | stat_number++; | |
316 | ||
ebac4655 JA |
317 | return td; |
318 | } | |
319 | ||
320 | static void put_job(struct thread_data *td) | |
321 | { | |
549577a7 JA |
322 | if (td == &def_thread) |
323 | return; | |
84dd1886 | 324 | |
58c55ba0 | 325 | profile_td_exit(td); |
9e684a49 | 326 | flow_exit_job(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); | |
6eaf09d6 SL |
367 | if (td->o.rate[DDIR_TRIM] || td->o.rate_iops[DDIR_TRIM]) |
368 | ret |= __setup_rate(td, DDIR_TRIM); | |
581e7141 JA |
369 | |
370 | return ret; | |
371 | } | |
372 | ||
8347239a JA |
373 | static int fixed_block_size(struct thread_options *o) |
374 | { | |
375 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
376 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
6eaf09d6 SL |
377 | o->min_bs[DDIR_TRIM] == o->max_bs[DDIR_TRIM] && |
378 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE] && | |
379 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_TRIM]; | |
8347239a JA |
380 | } |
381 | ||
dad915e3 JA |
382 | /* |
383 | * Lazy way of fixing up options that depend on each other. We could also | |
384 | * define option callback handlers, but this is easier. | |
385 | */ | |
4e991c23 | 386 | static int fixup_options(struct thread_data *td) |
e1f36503 | 387 | { |
2dc1bbeb | 388 | struct thread_options *o = &td->o; |
ff217451 | 389 | int ret = 0; |
dad915e3 | 390 | |
f356d01d | 391 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 392 | if (!o->use_thread) { |
f356d01d JA |
393 | log_info("fio: this platform does not support process shared" |
394 | " mutexes, forcing use of threads. Use the 'thread'" | |
395 | " option to get rid of this warning.\n"); | |
9bbf57cc | 396 | o->use_thread = 1; |
a9523c6f | 397 | ret = warnings_fatal; |
f356d01d JA |
398 | } |
399 | #endif | |
400 | ||
2dc1bbeb | 401 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 402 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
403 | free(o->write_iolog_file); |
404 | o->write_iolog_file = NULL; | |
a9523c6f | 405 | ret = warnings_fatal; |
076efc7c | 406 | } |
16b462ae | 407 | |
16b462ae | 408 | /* |
ed335855 | 409 | * only really works with 1 file |
16b462ae | 410 | */ |
627aa1a8 | 411 | if (o->zone_size && o->open_files > 1) |
2dc1bbeb | 412 | o->zone_size = 0; |
16b462ae | 413 | |
ed335855 SN |
414 | /* |
415 | * If zone_range isn't specified, backward compatibility dictates it | |
416 | * should be made equal to zone_size. | |
417 | */ | |
418 | if (o->zone_size && !o->zone_range) | |
419 | o->zone_range = o->zone_size; | |
420 | ||
16b462ae JA |
421 | /* |
422 | * Reads can do overwrites, we always need to pre-create the file | |
423 | */ | |
424 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 425 | o->overwrite = 1; |
16b462ae | 426 | |
2dc1bbeb | 427 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 428 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
429 | if (!o->max_bs[DDIR_READ]) |
430 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
431 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 432 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
433 | if (!o->max_bs[DDIR_WRITE]) |
434 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
6eaf09d6 SL |
435 | if (!o->min_bs[DDIR_TRIM]) |
436 | o->min_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
437 | if (!o->max_bs[DDIR_TRIM]) | |
438 | o->max_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
439 | ||
a00735e6 | 440 | |
2dc1bbeb | 441 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
6eaf09d6 | 442 | o->rw_min_bs = min(o->min_bs[DDIR_TRIM], o->rw_min_bs); |
a00735e6 | 443 | |
2b7a01d0 JA |
444 | /* |
445 | * For random IO, allow blockalign offset other than min_bs. | |
446 | */ | |
447 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
448 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
449 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
450 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
6eaf09d6 SL |
451 | if (!o->ba[DDIR_TRIM] || !td_random(td)) |
452 | o->ba[DDIR_TRIM] = o->min_bs[DDIR_TRIM]; | |
2b7a01d0 JA |
453 | |
454 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
6eaf09d6 SL |
455 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE] || |
456 | o->ba[DDIR_TRIM] != o->min_bs[DDIR_TRIM]) && | |
9bbf57cc | 457 | !o->norandommap) { |
2b7a01d0 | 458 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 459 | o->norandommap = 1; |
a9523c6f | 460 | ret = warnings_fatal; |
2b7a01d0 JA |
461 | } |
462 | ||
2dc1bbeb JA |
463 | if (!o->file_size_high) |
464 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 465 | |
8347239a JA |
466 | if (o->norandommap && o->verify != VERIFY_NONE |
467 | && !fixed_block_size(o)) { | |
468 | log_err("fio: norandommap given for variable block sizes, " | |
469 | "verify disabled\n"); | |
2dc1bbeb | 470 | o->verify = VERIFY_NONE; |
a9523c6f | 471 | ret = warnings_fatal; |
bb8895e0 | 472 | } |
2dc1bbeb | 473 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 474 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 475 | |
48097d5c JA |
476 | /* |
477 | * thinktime_spin must be less than thinktime | |
478 | */ | |
2dc1bbeb JA |
479 | if (o->thinktime_spin > o->thinktime) |
480 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
481 | |
482 | /* | |
483 | * The low water mark cannot be bigger than the iodepth | |
484 | */ | |
67bf9823 JA |
485 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) |
486 | o->iodepth_low = o->iodepth; | |
cb5ab512 JA |
487 | |
488 | /* | |
489 | * If batch number isn't set, default to the same as iodepth | |
490 | */ | |
2dc1bbeb JA |
491 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
492 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 493 | |
2dc1bbeb JA |
494 | if (o->nr_files > td->files_index) |
495 | o->nr_files = td->files_index; | |
9f9214f2 | 496 | |
2dc1bbeb JA |
497 | if (o->open_files > o->nr_files || !o->open_files) |
498 | o->open_files = o->nr_files; | |
4e991c23 | 499 | |
6eaf09d6 SL |
500 | if (((o->rate[DDIR_READ] + o->rate[DDIR_WRITE] + o->rate[DDIR_TRIM]) && |
501 | (o->rate_iops[DDIR_READ] + o->rate_iops[DDIR_WRITE] + o->rate_iops[DDIR_TRIM])) || | |
502 | ((o->ratemin[DDIR_READ] + o->ratemin[DDIR_WRITE] + o->ratemin[DDIR_TRIM]) && | |
503 | (o->rate_iops_min[DDIR_READ] + o->rate_iops_min[DDIR_WRITE] + o->rate_iops_min[DDIR_TRIM]))) { | |
4e991c23 | 504 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 505 | ret = 1; |
4e991c23 | 506 | } |
6eaf09d6 SL |
507 | if ((o->rate[DDIR_READ] < o->ratemin[DDIR_READ]) || |
508 | (o->rate[DDIR_WRITE] < o->ratemin[DDIR_WRITE]) || | |
509 | (o->rate[DDIR_TRIM] < o->ratemin[DDIR_TRIM]) || | |
510 | (o->rate_iops[DDIR_READ] < o->rate_iops_min[DDIR_READ]) || | |
511 | (o->rate_iops[DDIR_WRITE] < o->rate_iops_min[DDIR_WRITE]) || | |
512 | (o->rate_iops[DDIR_TRIM] < o->rate_iops_min[DDIR_TRIM])) { | |
4e991c23 | 513 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 514 | ret = 1; |
4e991c23 JA |
515 | } |
516 | ||
cf4464ca JA |
517 | if (!o->timeout && o->time_based) { |
518 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
519 | o->time_based = 0; | |
a9523c6f | 520 | ret = warnings_fatal; |
cf4464ca JA |
521 | } |
522 | ||
aa31f1f1 | 523 | if (o->fill_device && !o->size) |
5921e80c | 524 | o->size = -1ULL; |
5ec10eaa | 525 | |
9bbf57cc | 526 | if (o->verify != VERIFY_NONE) { |
996936f9 | 527 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
528 | log_info("Multiple writers may overwrite blocks that " |
529 | "belong to other jobs. This can cause " | |
530 | "verification failures.\n"); | |
531 | ret = warnings_fatal; | |
532 | } | |
533 | ||
9bbf57cc | 534 | o->refill_buffers = 1; |
2f1b8e8b JA |
535 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
536 | !o->verify_interval) | |
537 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 538 | } |
41ccd845 | 539 | |
9bbf57cc JA |
540 | if (o->pre_read) { |
541 | o->invalidate_cache = 0; | |
a9523c6f | 542 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
543 | log_info("fio: cannot pre-read files with an IO engine" |
544 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
545 | ret = warnings_fatal; |
546 | } | |
9c0d2241 | 547 | } |
34f1c044 | 548 | |
67bf9823 | 549 | #ifndef CONFIG_FDATASYNC |
9bbf57cc | 550 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
551 | log_info("fio: this platform does not support fdatasync()" |
552 | " falling back to using fsync(). Use the 'fsync'" | |
553 | " option instead of 'fdatasync' to get rid of" | |
554 | " this warning\n"); | |
9bbf57cc JA |
555 | o->fsync_blocks = o->fdatasync_blocks; |
556 | o->fdatasync_blocks = 0; | |
a9523c6f | 557 | ret = warnings_fatal; |
e72fa4d4 JA |
558 | } |
559 | #endif | |
560 | ||
93bcfd20 BC |
561 | #ifdef WIN32 |
562 | /* | |
563 | * Windows doesn't support O_DIRECT or O_SYNC with the _open interface, | |
564 | * so fail if we're passed those flags | |
565 | */ | |
566 | if ((td->io_ops->flags & FIO_SYNCIO) && (td->o.odirect || td->o.sync_io)) { | |
567 | log_err("fio: Windows does not support direct or non-buffered io with" | |
568 | " the synchronous ioengines. Use the 'windowsaio' ioengine" | |
569 | " with 'direct=1' and 'iodepth=1' instead.\n"); | |
570 | ret = 1; | |
571 | } | |
572 | #endif | |
573 | ||
811ac503 JA |
574 | /* |
575 | * For fully compressible data, just zero them at init time. | |
576 | * It's faster than repeatedly filling it. | |
577 | */ | |
578 | if (td->o.compress_percentage == 100) { | |
579 | td->o.zero_buffers = 1; | |
580 | td->o.compress_percentage = 0; | |
581 | } | |
582 | ||
5881fda4 JA |
583 | /* |
584 | * Using a non-uniform random distribution excludes usage of | |
585 | * a random map | |
586 | */ | |
587 | if (td->o.random_distribution != FIO_RAND_DIST_RANDOM) | |
588 | td->o.norandommap = 1; | |
589 | ||
a9523c6f | 590 | return ret; |
e1f36503 JA |
591 | } |
592 | ||
f8977ee6 JA |
593 | /* |
594 | * This function leaks the buffer | |
595 | */ | |
596 | static char *to_kmg(unsigned int val) | |
597 | { | |
598 | char *buf = malloc(32); | |
f3502ba2 | 599 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
600 | char *p = post; |
601 | ||
245142ff | 602 | do { |
f8977ee6 JA |
603 | if (val & 1023) |
604 | break; | |
605 | ||
606 | val >>= 10; | |
607 | p++; | |
245142ff | 608 | } while (*p); |
f8977ee6 | 609 | |
98ffb8f3 | 610 | snprintf(buf, 32, "%u%c", val, *p); |
f8977ee6 JA |
611 | return buf; |
612 | } | |
613 | ||
09629a90 JA |
614 | /* External engines are specified by "external:name.o") */ |
615 | static const char *get_engine_name(const char *str) | |
616 | { | |
617 | char *p = strstr(str, ":"); | |
618 | ||
619 | if (!p) | |
620 | return str; | |
621 | ||
622 | p++; | |
623 | strip_blank_front(&p); | |
624 | strip_blank_end(p); | |
625 | return p; | |
626 | } | |
627 | ||
e132cbae JA |
628 | static int exists_and_not_file(const char *filename) |
629 | { | |
630 | struct stat sb; | |
631 | ||
632 | if (lstat(filename, &sb) == -1) | |
633 | return 0; | |
634 | ||
ecc314ba BC |
635 | /* \\.\ is the device namespace in Windows, where every file |
636 | * is a device node */ | |
637 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
638 | return 0; |
639 | ||
640 | return 1; | |
641 | } | |
642 | ||
4c07ad86 | 643 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 | 644 | { |
d24945f0 JA |
645 | os_random_seed(td->rand_seeds[FIO_RAND_BS_OFF], &td->bsrange_state); |
646 | os_random_seed(td->rand_seeds[FIO_RAND_VER_OFF], &td->verify_state); | |
647 | os_random_seed(td->rand_seeds[FIO_RAND_MIX_OFF], &td->rwmix_state); | |
5bfc35d7 JA |
648 | |
649 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
d24945f0 | 650 | os_random_seed(td->rand_seeds[FIO_RAND_FILE_OFF], &td->next_file_state); |
5bfc35d7 | 651 | |
d24945f0 JA |
652 | os_random_seed(td->rand_seeds[FIO_RAND_FILE_SIZE_OFF], &td->file_size_state); |
653 | os_random_seed(td->rand_seeds[FIO_RAND_TRIM_OFF], &td->trim_state); | |
5bfc35d7 JA |
654 | |
655 | if (!td_random(td)) | |
656 | return; | |
657 | ||
658 | if (td->o.rand_repeatable) | |
d24945f0 | 659 | td->rand_seeds[FIO_RAND_BLOCK_OFF] = FIO_RANDSEED * td->thread_number; |
5bfc35d7 | 660 | |
d24945f0 | 661 | os_random_seed(td->rand_seeds[FIO_RAND_BLOCK_OFF], &td->random_state); |
4c07ad86 JA |
662 | } |
663 | ||
664 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
665 | { | |
d24945f0 JA |
666 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[FIO_RAND_BS_OFF]); |
667 | init_rand_seed(&td->__verify_state, td->rand_seeds[FIO_RAND_VER_OFF]); | |
668 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[FIO_RAND_MIX_OFF]); | |
4c07ad86 JA |
669 | |
670 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
d24945f0 | 671 | init_rand_seed(&td->__next_file_state, td->rand_seeds[FIO_RAND_FILE_OFF]); |
4c07ad86 | 672 | |
d24945f0 JA |
673 | init_rand_seed(&td->__file_size_state, td->rand_seeds[FIO_RAND_FILE_SIZE_OFF]); |
674 | init_rand_seed(&td->__trim_state, td->rand_seeds[FIO_RAND_TRIM_OFF]); | |
4c07ad86 JA |
675 | |
676 | if (!td_random(td)) | |
677 | return; | |
678 | ||
679 | if (td->o.rand_repeatable) | |
d24945f0 | 680 | td->rand_seeds[FIO_RAND_BLOCK_OFF] = FIO_RANDSEED * td->thread_number; |
4c07ad86 | 681 | |
d24945f0 | 682 | init_rand_seed(&td->__random_state, td->rand_seeds[FIO_RAND_BLOCK_OFF]); |
5bfc35d7 JA |
683 | } |
684 | ||
4c07ad86 JA |
685 | void td_fill_rand_seeds(struct thread_data *td) |
686 | { | |
687 | if (td->o.use_os_rand) | |
688 | td_fill_rand_seeds_os(td); | |
689 | else | |
690 | td_fill_rand_seeds_internal(td); | |
3545a109 | 691 | |
d24945f0 | 692 | init_rand_seed(&td->buf_state, td->rand_seeds[FIO_RAND_BUF_OFF]); |
4c07ad86 JA |
693 | } |
694 | ||
de890a1e SL |
695 | /* |
696 | * Initializes the ioengine configured for a job, if it has not been done so | |
697 | * already. | |
698 | */ | |
699 | int ioengine_load(struct thread_data *td) | |
700 | { | |
701 | const char *engine; | |
702 | ||
703 | /* | |
704 | * Engine has already been loaded. | |
705 | */ | |
706 | if (td->io_ops) | |
707 | return 0; | |
708 | ||
709 | engine = get_engine_name(td->o.ioengine); | |
710 | td->io_ops = load_ioengine(td, engine); | |
711 | if (!td->io_ops) { | |
712 | log_err("fio: failed to load engine %s\n", engine); | |
713 | return 1; | |
714 | } | |
715 | ||
716 | if (td->io_ops->option_struct_size && td->io_ops->options) { | |
717 | /* | |
718 | * In cases where td->eo is set, clone it for a child thread. | |
719 | * This requires that the parent thread has the same ioengine, | |
720 | * but that requirement must be enforced by the code which | |
721 | * cloned the thread. | |
722 | */ | |
723 | void *origeo = td->eo; | |
724 | /* | |
725 | * Otherwise use the default thread options. | |
726 | */ | |
727 | if (!origeo && td != &def_thread && def_thread.eo && | |
728 | def_thread.io_ops->options == td->io_ops->options) | |
729 | origeo = def_thread.eo; | |
730 | ||
731 | options_init(td->io_ops->options); | |
732 | td->eo = malloc(td->io_ops->option_struct_size); | |
733 | /* | |
734 | * Use the default thread as an option template if this uses the | |
735 | * same options structure and there are non-default options | |
736 | * used. | |
737 | */ | |
738 | if (origeo) { | |
739 | memcpy(td->eo, origeo, td->io_ops->option_struct_size); | |
740 | options_mem_dupe(td->eo, td->io_ops->options); | |
741 | } else { | |
742 | memset(td->eo, 0, td->io_ops->option_struct_size); | |
743 | fill_default_options(td->eo, td->io_ops->options); | |
744 | } | |
745 | *(struct thread_data **)td->eo = td; | |
746 | } | |
747 | ||
748 | return 0; | |
749 | } | |
750 | ||
d72be545 JA |
751 | static void init_flags(struct thread_data *td) |
752 | { | |
753 | struct thread_options *o = &td->o; | |
754 | ||
755 | if (o->verify_backlog) | |
756 | td->flags |= TD_F_VER_BACKLOG; | |
757 | if (o->trim_backlog) | |
758 | td->flags |= TD_F_TRIM_BACKLOG; | |
759 | if (o->read_iolog_file) | |
760 | td->flags |= TD_F_READ_IOLOG; | |
761 | if (o->refill_buffers) | |
762 | td->flags |= TD_F_REFILL_BUFFERS; | |
763 | if (o->scramble_buffers) | |
764 | td->flags |= TD_F_SCRAMBLE_BUFFERS; | |
765 | if (o->verify != VERIFY_NONE) | |
766 | td->flags |= TD_F_VER_NONE; | |
767 | } | |
768 | ||
9dbc7bfe JA |
769 | static int setup_random_seeds(struct thread_data *td) |
770 | { | |
771 | unsigned long seed; | |
772 | unsigned int i; | |
773 | ||
774 | if (!td->o.rand_repeatable) | |
775 | return init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds)); | |
776 | ||
777 | for (seed = 0x89, i = 0; i < 4; i++) | |
778 | seed *= 0x9e370001UL; | |
779 | ||
780 | for (i = 0; i < FIO_RAND_NR_OFFS; i++) { | |
781 | td->rand_seeds[i] = seed; | |
782 | seed *= 0x9e370001UL; | |
783 | } | |
784 | ||
785 | td_fill_rand_seeds(td); | |
786 | return 0; | |
787 | } | |
788 | ||
906c8d75 JA |
789 | /* |
790 | * Adds a job to the list of things todo. Sanitizes the various options | |
791 | * to make sure we don't have conflicts, and initializes various | |
792 | * members of td. | |
793 | */ | |
75154845 | 794 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 795 | { |
413dd459 | 796 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
6eaf09d6 SL |
797 | "randread", "randwrite", "randrw", |
798 | "trim", NULL, NULL, NULL, "randtrim" }; | |
af52b345 | 799 | unsigned int i; |
af52b345 | 800 | char fname[PATH_MAX]; |
e132cbae | 801 | int numjobs, file_alloced; |
ebac4655 | 802 | |
ebac4655 JA |
803 | /* |
804 | * the def_thread is just for options, it's not a real job | |
805 | */ | |
806 | if (td == &def_thread) | |
807 | return 0; | |
808 | ||
d72be545 JA |
809 | init_flags(td); |
810 | ||
cca73aa7 JA |
811 | /* |
812 | * if we are just dumping the output command line, don't add the job | |
813 | */ | |
814 | if (dump_cmdline) { | |
815 | put_job(td); | |
816 | return 0; | |
817 | } | |
818 | ||
58c55ba0 | 819 | if (profile_td_init(td)) |
66251554 | 820 | goto err; |
58c55ba0 | 821 | |
de890a1e | 822 | if (ioengine_load(td)) |
205927a3 | 823 | goto err; |
df64119d | 824 | |
2dc1bbeb | 825 | if (td->o.use_thread) |
9cedf167 JA |
826 | nr_thread++; |
827 | else | |
828 | nr_process++; | |
829 | ||
2dc1bbeb | 830 | if (td->o.odirect) |
690adba3 JA |
831 | td->io_ops->flags |= FIO_RAWIO; |
832 | ||
e132cbae | 833 | file_alloced = 0; |
691c8fb0 | 834 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 835 | file_alloced = 1; |
80be24f4 | 836 | |
2dc1bbeb | 837 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 838 | add_file(td, jobname); |
7b05a215 | 839 | else { |
2dc1bbeb | 840 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
841 | sprintf(fname, "%s.%d.%d", jobname, |
842 | td->thread_number, i); | |
7b05a215 JA |
843 | add_file(td, fname); |
844 | } | |
af52b345 | 845 | } |
0af7b542 | 846 | } |
ebac4655 | 847 | |
4e991c23 JA |
848 | if (fixup_options(td)) |
849 | goto err; | |
e0a22335 | 850 | |
9e684a49 DE |
851 | flow_init_job(td); |
852 | ||
de890a1e SL |
853 | /* |
854 | * IO engines only need this for option callbacks, and the address may | |
855 | * change in subprocesses. | |
856 | */ | |
857 | if (td->eo) | |
858 | *(struct thread_data **)td->eo = NULL; | |
859 | ||
07eb79df JA |
860 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
861 | struct fio_file *f; | |
862 | ||
863 | for_each_file(td, f, i) | |
864 | f->real_file_size = -1ULL; | |
865 | } | |
866 | ||
521da527 | 867 | td->mutex = fio_mutex_init(FIO_MUTEX_LOCKED); |
ebac4655 | 868 | |
83349190 | 869 | td->ts.clat_percentiles = td->o.clat_percentiles; |
435d195a | 870 | td->ts.percentile_precision = td->o.percentile_precision; |
fd112d34 | 871 | memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 872 | |
6eaf09d6 SL |
873 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
874 | td->ts.clat_stat[i].min_val = ULONG_MAX; | |
875 | td->ts.slat_stat[i].min_val = ULONG_MAX; | |
876 | td->ts.lat_stat[i].min_val = ULONG_MAX; | |
877 | td->ts.bw_stat[i].min_val = ULONG_MAX; | |
878 | } | |
cdd5411e | 879 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 880 | |
755c3189 | 881 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 882 | prev_group_jobs = 0; |
ebac4655 | 883 | groupid++; |
3c5df6fa | 884 | } |
ebac4655 JA |
885 | |
886 | td->groupid = groupid; | |
3c5df6fa | 887 | prev_group_jobs++; |
ebac4655 | 888 | |
9dbc7bfe | 889 | if (setup_random_seeds(td)) { |
93bcfd20 | 890 | td_verror(td, errno, "init_random_state"); |
9c60ce64 | 891 | goto err; |
93bcfd20 | 892 | } |
9c60ce64 | 893 | |
ebac4655 JA |
894 | if (setup_rate(td)) |
895 | goto err; | |
896 | ||
2dc1bbeb | 897 | if (td->o.write_lat_log) { |
b8bc8cba JA |
898 | setup_log(&td->lat_log, td->o.log_avg_msec); |
899 | setup_log(&td->slat_log, td->o.log_avg_msec); | |
900 | setup_log(&td->clat_log, td->o.log_avg_msec); | |
ebac4655 | 901 | } |
2dc1bbeb | 902 | if (td->o.write_bw_log) |
b8bc8cba | 903 | setup_log(&td->bw_log, td->o.log_avg_msec); |
c8eeb9df | 904 | if (td->o.write_iops_log) |
b8bc8cba | 905 | setup_log(&td->iops_log, td->o.log_avg_msec); |
ebac4655 | 906 | |
2dc1bbeb JA |
907 | if (!td->o.name) |
908 | td->o.name = strdup(jobname); | |
01452055 | 909 | |
f3afa57e | 910 | if (output_format == FIO_OUTPUT_NORMAL) { |
b990b5c0 | 911 | if (!job_add_num) { |
5ec10eaa JA |
912 | if (!strcmp(td->io_ops->name, "cpuio")) { |
913 | log_info("%s: ioengine=cpu, cpuload=%u," | |
914 | " cpucycle=%u\n", td->o.name, | |
915 | td->o.cpuload, | |
916 | td->o.cpucycle); | |
917 | } else { | |
6eaf09d6 | 918 | char *c1, *c2, *c3, *c4, *c5, *c6; |
f8977ee6 | 919 | |
2dc1bbeb JA |
920 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
921 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
922 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
923 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
6eaf09d6 SL |
924 | c5 = to_kmg(td->o.min_bs[DDIR_TRIM]); |
925 | c6 = to_kmg(td->o.max_bs[DDIR_TRIM]); | |
f8977ee6 | 926 | |
6eaf09d6 | 927 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s/%s-%s," |
5ec10eaa JA |
928 | " ioengine=%s, iodepth=%u\n", |
929 | td->o.name, td->groupid, | |
930 | ddir_str[td->o.td_ddir], | |
6eaf09d6 | 931 | c1, c2, c3, c4, c5, c6, |
5ec10eaa JA |
932 | td->io_ops->name, |
933 | td->o.iodepth); | |
f8977ee6 JA |
934 | |
935 | free(c1); | |
936 | free(c2); | |
937 | free(c3); | |
938 | free(c4); | |
6eaf09d6 SL |
939 | free(c5); |
940 | free(c6); | |
f8977ee6 | 941 | } |
b990b5c0 | 942 | } else if (job_add_num == 1) |
6d86144d | 943 | log_info("...\n"); |
c6ae0a5b | 944 | } |
ebac4655 JA |
945 | |
946 | /* | |
947 | * recurse add identical jobs, clear numjobs and stonewall options | |
948 | * as they don't apply to sub-jobs | |
949 | */ | |
2dc1bbeb | 950 | numjobs = td->o.numjobs; |
ebac4655 | 951 | while (--numjobs) { |
de890a1e | 952 | struct thread_data *td_new = get_new_job(0, td, 1); |
ebac4655 JA |
953 | |
954 | if (!td_new) | |
955 | goto err; | |
956 | ||
2dc1bbeb JA |
957 | td_new->o.numjobs = 1; |
958 | td_new->o.stonewall = 0; | |
92c1d41f | 959 | td_new->o.new_group = 0; |
e132cbae JA |
960 | |
961 | if (file_alloced) { | |
2dc1bbeb | 962 | td_new->o.filename = NULL; |
e132cbae | 963 | td_new->files_index = 0; |
4e6ea2f1 | 964 | td_new->files_size = 0; |
e132cbae JA |
965 | td_new->files = NULL; |
966 | } | |
967 | ||
75154845 | 968 | job_add_num = numjobs - 1; |
ebac4655 | 969 | |
75154845 | 970 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
971 | goto err; |
972 | } | |
3c5df6fa | 973 | |
ebac4655 JA |
974 | return 0; |
975 | err: | |
976 | put_job(td); | |
977 | return -1; | |
978 | } | |
979 | ||
79d16311 JA |
980 | /* |
981 | * Parse as if 'o' was a command line | |
982 | */ | |
983 | void add_job_opts(const char **o) | |
984 | { | |
985 | struct thread_data *td, *td_parent; | |
986 | int i, in_global = 1; | |
987 | char jobname[32]; | |
988 | ||
989 | i = 0; | |
990 | td_parent = td = NULL; | |
991 | while (o[i]) { | |
992 | if (!strncmp(o[i], "name", 4)) { | |
993 | in_global = 0; | |
994 | if (td) | |
995 | add_job(td, jobname, 0); | |
996 | td = NULL; | |
997 | sprintf(jobname, "%s", o[i] + 5); | |
998 | } | |
999 | if (in_global && !td_parent) | |
de890a1e | 1000 | td_parent = get_new_job(1, &def_thread, 0); |
79d16311 JA |
1001 | else if (!in_global && !td) { |
1002 | if (!td_parent) | |
1003 | td_parent = &def_thread; | |
de890a1e | 1004 | td = get_new_job(0, td_parent, 0); |
79d16311 JA |
1005 | } |
1006 | if (in_global) | |
1007 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
1008 | else | |
1009 | fio_options_parse(td, (char **) &o[i], 1); | |
1010 | i++; | |
1011 | } | |
1012 | ||
1013 | if (td) | |
1014 | add_job(td, jobname, 0); | |
1015 | } | |
1016 | ||
01f06b63 JA |
1017 | static int skip_this_section(const char *name) |
1018 | { | |
ad0a2735 JA |
1019 | int i; |
1020 | ||
1021 | if (!nr_job_sections) | |
01f06b63 JA |
1022 | return 0; |
1023 | if (!strncmp(name, "global", 6)) | |
1024 | return 0; | |
1025 | ||
ad0a2735 JA |
1026 | for (i = 0; i < nr_job_sections; i++) |
1027 | if (!strcmp(job_sections[i], name)) | |
1028 | return 0; | |
1029 | ||
1030 | return 1; | |
01f06b63 JA |
1031 | } |
1032 | ||
ebac4655 JA |
1033 | static int is_empty_or_comment(char *line) |
1034 | { | |
1035 | unsigned int i; | |
1036 | ||
1037 | for (i = 0; i < strlen(line); i++) { | |
1038 | if (line[i] == ';') | |
1039 | return 1; | |
5cc2da30 IM |
1040 | if (line[i] == '#') |
1041 | return 1; | |
76cd9378 | 1042 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
ebac4655 JA |
1043 | return 0; |
1044 | } | |
1045 | ||
1046 | return 1; | |
1047 | } | |
1048 | ||
07261983 JA |
1049 | /* |
1050 | * This is our [ini] type file parser. | |
1051 | */ | |
50d16976 | 1052 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
ebac4655 | 1053 | { |
e1f36503 | 1054 | unsigned int global; |
ebac4655 | 1055 | struct thread_data *td; |
fee3bb48 | 1056 | char *string, *name; |
ebac4655 JA |
1057 | FILE *f; |
1058 | char *p; | |
0c7e37a0 | 1059 | int ret = 0, stonewall; |
097b2991 | 1060 | int first_sect = 1; |
ccf8f127 | 1061 | int skip_fgets = 0; |
01f06b63 | 1062 | int inside_skip = 0; |
3b8b7135 JA |
1063 | char **opts; |
1064 | int i, alloc_opts, num_opts; | |
ebac4655 | 1065 | |
50d16976 JA |
1066 | if (is_buf) |
1067 | f = NULL; | |
1068 | else { | |
1069 | if (!strcmp(file, "-")) | |
1070 | f = stdin; | |
1071 | else | |
1072 | f = fopen(file, "r"); | |
5a729cbe | 1073 | |
50d16976 JA |
1074 | if (!f) { |
1075 | perror("fopen job file"); | |
1076 | return 1; | |
1077 | } | |
ebac4655 JA |
1078 | } |
1079 | ||
1080 | string = malloc(4096); | |
7f7e6e59 JA |
1081 | |
1082 | /* | |
1083 | * it's really 256 + small bit, 280 should suffice | |
1084 | */ | |
1085 | name = malloc(280); | |
1086 | memset(name, 0, 280); | |
ebac4655 | 1087 | |
3b8b7135 JA |
1088 | alloc_opts = 8; |
1089 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 1090 | num_opts = 0; |
3b8b7135 | 1091 | |
0c7e37a0 | 1092 | stonewall = stonewall_flag; |
7c124ac1 | 1093 | do { |
ccf8f127 JA |
1094 | /* |
1095 | * if skip_fgets is set, we already have loaded a line we | |
1096 | * haven't handled. | |
1097 | */ | |
1098 | if (!skip_fgets) { | |
50d16976 JA |
1099 | if (is_buf) |
1100 | p = strsep(&file, "\n"); | |
1101 | else | |
43f74792 | 1102 | p = fgets(string, 4096, f); |
ccf8f127 JA |
1103 | if (!p) |
1104 | break; | |
1105 | } | |
cdc7f193 | 1106 | |
ccf8f127 | 1107 | skip_fgets = 0; |
cdc7f193 | 1108 | strip_blank_front(&p); |
6c7c7da1 | 1109 | strip_blank_end(p); |
cdc7f193 | 1110 | |
ebac4655 JA |
1111 | if (is_empty_or_comment(p)) |
1112 | continue; | |
84dd1886 | 1113 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
1114 | if (inside_skip) |
1115 | continue; | |
5ec10eaa JA |
1116 | log_err("fio: option <%s> outside of [] job section\n", |
1117 | p); | |
088b4207 | 1118 | break; |
6c7c7da1 | 1119 | } |
ebac4655 | 1120 | |
7a4b80a1 JA |
1121 | name[strlen(name) - 1] = '\0'; |
1122 | ||
01f06b63 JA |
1123 | if (skip_this_section(name)) { |
1124 | inside_skip = 1; | |
1125 | continue; | |
1126 | } else | |
1127 | inside_skip = 0; | |
1128 | ||
ebac4655 JA |
1129 | global = !strncmp(name, "global", 6); |
1130 | ||
cca73aa7 | 1131 | if (dump_cmdline) { |
097b2991 JA |
1132 | if (first_sect) |
1133 | log_info("fio "); | |
cca73aa7 JA |
1134 | if (!global) |
1135 | log_info("--name=%s ", name); | |
097b2991 | 1136 | first_sect = 0; |
cca73aa7 JA |
1137 | } |
1138 | ||
de890a1e | 1139 | td = get_new_job(global, &def_thread, 0); |
45410acb JA |
1140 | if (!td) { |
1141 | ret = 1; | |
1142 | break; | |
1143 | } | |
ebac4655 | 1144 | |
972cfd25 JA |
1145 | /* |
1146 | * Seperate multiple job files by a stonewall | |
1147 | */ | |
f9481919 | 1148 | if (!global && stonewall) { |
2dc1bbeb | 1149 | td->o.stonewall = stonewall; |
972cfd25 JA |
1150 | stonewall = 0; |
1151 | } | |
1152 | ||
3b8b7135 JA |
1153 | num_opts = 0; |
1154 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
1155 | ||
50d16976 JA |
1156 | while (1) { |
1157 | if (is_buf) | |
1158 | p = strsep(&file, "\n"); | |
1159 | else | |
1160 | p = fgets(string, 4096, f); | |
1161 | if (!p) | |
1162 | break; | |
1163 | ||
ebac4655 JA |
1164 | if (is_empty_or_comment(p)) |
1165 | continue; | |
e1f36503 | 1166 | |
b6754f9d | 1167 | strip_blank_front(&p); |
7c124ac1 | 1168 | |
ccf8f127 JA |
1169 | /* |
1170 | * new section, break out and make sure we don't | |
1171 | * fgets() a new line at the top. | |
1172 | */ | |
1173 | if (p[0] == '[') { | |
1174 | skip_fgets = 1; | |
7c124ac1 | 1175 | break; |
ccf8f127 | 1176 | } |
7c124ac1 | 1177 | |
4ae3f763 | 1178 | strip_blank_end(p); |
aea47d44 | 1179 | |
3b8b7135 JA |
1180 | if (num_opts == alloc_opts) { |
1181 | alloc_opts <<= 1; | |
1182 | opts = realloc(opts, | |
1183 | alloc_opts * sizeof(char *)); | |
1184 | } | |
1185 | ||
1186 | opts[num_opts] = strdup(p); | |
1187 | num_opts++; | |
ebac4655 | 1188 | } |
ebac4655 | 1189 | |
3b8b7135 JA |
1190 | ret = fio_options_parse(td, opts, num_opts); |
1191 | if (!ret) { | |
1192 | if (dump_cmdline) | |
1193 | for (i = 0; i < num_opts; i++) | |
1194 | log_info("--%s ", opts[i]); | |
1195 | ||
45410acb | 1196 | ret = add_job(td, name, 0); |
3b8b7135 | 1197 | } else { |
b1508cf9 JA |
1198 | log_err("fio: job %s dropped\n", name); |
1199 | put_job(td); | |
45410acb | 1200 | } |
3b8b7135 JA |
1201 | |
1202 | for (i = 0; i < num_opts; i++) | |
1203 | free(opts[i]); | |
1204 | num_opts = 0; | |
7c124ac1 | 1205 | } while (!ret); |
ebac4655 | 1206 | |
cca73aa7 JA |
1207 | if (dump_cmdline) |
1208 | log_info("\n"); | |
1209 | ||
7e356b2d JA |
1210 | i = 0; |
1211 | while (i < nr_job_sections) { | |
1212 | free(job_sections[i]); | |
1213 | i++; | |
1214 | } | |
1215 | ||
3b8b7135 JA |
1216 | for (i = 0; i < num_opts; i++) |
1217 | free(opts[i]); | |
1218 | ||
ebac4655 JA |
1219 | free(string); |
1220 | free(name); | |
2577594d | 1221 | free(opts); |
50d16976 | 1222 | if (!is_buf && f != stdin) |
5a729cbe | 1223 | fclose(f); |
45410acb | 1224 | return ret; |
ebac4655 JA |
1225 | } |
1226 | ||
1227 | static int fill_def_thread(void) | |
1228 | { | |
1229 | memset(&def_thread, 0, sizeof(def_thread)); | |
1230 | ||
375b2695 | 1231 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1232 | def_thread.o.timeout = def_timeout; |
8b28bd41 | 1233 | def_thread.o.error_dump = 1; |
ebac4655 | 1234 | /* |
ee738499 | 1235 | * fill default options |
ebac4655 | 1236 | */ |
214e1eca | 1237 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1238 | return 0; |
1239 | } | |
1240 | ||
45378b35 | 1241 | static void usage(const char *name) |
4785f995 | 1242 | { |
692a5d22 | 1243 | printf("%s\n", fio_version_string); |
45378b35 | 1244 | printf("%s [options] [job options] <job file(s)>\n", name); |
83881283 JA |
1245 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n" |
1246 | "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" | |
1247 | "\t\t\tdiskutil,job,mutex,profile,time,net\n"); | |
1248 | printf(" --output\t\tWrite output to file\n"); | |
b2cecdc2 | 1249 | printf(" --runtime\t\tRuntime in seconds\n"); |
83881283 JA |
1250 | printf(" --latency-log\t\tGenerate per-job latency logs\n"); |
1251 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1252 | printf(" --minimal\t\tMinimal (terse) output\n"); | |
f3afa57e | 1253 | printf(" --output-format=x\tOutput format (terse,json,normal)\n"); |
75db6e2c | 1254 | printf(" --terse-version=x\tSet terse version output format to 'x'\n"); |
f3afa57e | 1255 | printf(" --version\t\tPrint version info and exit\n"); |
83881283 | 1256 | printf(" --help\t\tPrint this page\n"); |
23893646 | 1257 | printf(" --cpuclock-test\tPerform test/validation of CPU clock\n"); |
83881283 | 1258 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" |
5ec10eaa | 1259 | " them\n"); |
de890a1e SL |
1260 | printf(" --enghelp=engine\tPrint ioengine help, or list" |
1261 | " available ioengines\n"); | |
1262 | printf(" --enghelp=engine,cmd\tPrint help for an ioengine" | |
1263 | " cmd\n"); | |
83881283 JA |
1264 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
1265 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); | |
1266 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); | |
1267 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" | |
5ec10eaa | 1268 | " writes\n"); |
83881283 JA |
1269 | printf(" --section=name\tOnly run specified section in job file\n"); |
1270 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" | |
2b386d25 | 1271 | " (def 1024)\n"); |
83881283 JA |
1272 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
1273 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); | |
1274 | printf(" --server=args\t\tStart a backend fio server\n"); | |
1275 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); | |
1276 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); | |
f2a2ce0e HL |
1277 | printf(" --idle-prof=option\tReport cpu idleness on a system or percpu basis\n" |
1278 | "\t\t\t(option=system,percpu) or run unit work\n" | |
1279 | "\t\t\tcalibration only (option=calibrate)\n"); | |
aa58d252 | 1280 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
23893646 | 1281 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
4785f995 JA |
1282 | } |
1283 | ||
79e48f72 | 1284 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1285 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1286 | { .name = "process", .shift = FD_PROCESS, }, |
1287 | { .name = "file", .shift = FD_FILE, }, | |
1288 | { .name = "io", .shift = FD_IO, }, | |
1289 | { .name = "mem", .shift = FD_MEM, }, | |
1290 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1291 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1292 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1293 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1294 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1295 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1296 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1297 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1298 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1299 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1300 | { .name = NULL, }, |
ee56ad50 JA |
1301 | }; |
1302 | ||
c09823ab | 1303 | static int set_debug(const char *string) |
ee56ad50 JA |
1304 | { |
1305 | struct debug_level *dl; | |
1306 | char *p = (char *) string; | |
1307 | char *opt; | |
1308 | int i; | |
1309 | ||
1310 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1311 | log_info("fio: dumping debug options:"); |
1312 | for (i = 0; debug_levels[i].name; i++) { | |
1313 | dl = &debug_levels[i]; | |
1314 | log_info("%s,", dl->name); | |
1315 | } | |
bd6f78b2 | 1316 | log_info("all\n"); |
c09823ab | 1317 | return 1; |
ee56ad50 JA |
1318 | } |
1319 | ||
1320 | while ((opt = strsep(&p, ",")) != NULL) { | |
1321 | int found = 0; | |
1322 | ||
5e1d306e JA |
1323 | if (!strncmp(opt, "all", 3)) { |
1324 | log_info("fio: set all debug options\n"); | |
1325 | fio_debug = ~0UL; | |
1326 | continue; | |
1327 | } | |
1328 | ||
ee56ad50 JA |
1329 | for (i = 0; debug_levels[i].name; i++) { |
1330 | dl = &debug_levels[i]; | |
5e1d306e JA |
1331 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1332 | if (!found) | |
1333 | continue; | |
1334 | ||
1335 | if (dl->shift == FD_JOB) { | |
1336 | opt = strchr(opt, ':'); | |
1337 | if (!opt) { | |
1338 | log_err("fio: missing job number\n"); | |
1339 | break; | |
1340 | } | |
1341 | opt++; | |
1342 | fio_debug_jobno = atoi(opt); | |
1343 | log_info("fio: set debug jobno %d\n", | |
1344 | fio_debug_jobno); | |
1345 | } else { | |
ee56ad50 | 1346 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1347 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1348 | } |
5e1d306e | 1349 | break; |
ee56ad50 JA |
1350 | } |
1351 | ||
1352 | if (!found) | |
1353 | log_err("fio: debug mask %s not found\n", opt); | |
1354 | } | |
c09823ab | 1355 | return 0; |
ee56ad50 | 1356 | } |
79e48f72 | 1357 | #else |
69b98d4c | 1358 | static int set_debug(const char *string) |
79e48f72 JA |
1359 | { |
1360 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1361 | return 1; |
79e48f72 JA |
1362 | } |
1363 | #endif | |
9ac8a797 | 1364 | |
4c6107ff JA |
1365 | static void fio_options_fill_optstring(void) |
1366 | { | |
1367 | char *ostr = cmd_optstr; | |
1368 | int i, c; | |
1369 | ||
1370 | c = i = 0; | |
1371 | while (l_opts[i].name) { | |
1372 | ostr[c++] = l_opts[i].val; | |
1373 | if (l_opts[i].has_arg == required_argument) | |
1374 | ostr[c++] = ':'; | |
1375 | else if (l_opts[i].has_arg == optional_argument) { | |
1376 | ostr[c++] = ':'; | |
1377 | ostr[c++] = ':'; | |
1378 | } | |
1379 | i++; | |
1380 | } | |
1381 | ostr[c] = '\0'; | |
1382 | } | |
1383 | ||
c2c94585 JA |
1384 | static int client_flag_set(char c) |
1385 | { | |
1386 | int i; | |
1387 | ||
1388 | i = 0; | |
1389 | while (l_opts[i].name) { | |
1390 | int val = l_opts[i].val; | |
1391 | ||
1392 | if (c == (val & 0xff)) | |
1393 | return (val & FIO_CLIENT_FLAG); | |
1394 | ||
1395 | i++; | |
1396 | } | |
1397 | ||
1398 | return 0; | |
1399 | } | |
1400 | ||
fa2ea806 | 1401 | void parse_cmd_client(void *client, char *opt) |
7a4b8240 | 1402 | { |
fa2ea806 | 1403 | fio_client_add_cmd_option(client, opt); |
7a4b8240 JA |
1404 | } |
1405 | ||
81179eec | 1406 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1407 | { |
b4692828 | 1408 | struct thread_data *td = NULL; |
c09823ab | 1409 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1410 | char *ostr = cmd_optstr; |
402668f3 | 1411 | void *pid_file = NULL; |
9bae26e8 | 1412 | void *cur_client = NULL; |
81179eec | 1413 | int backend = 0; |
ebac4655 | 1414 | |
c2c94585 JA |
1415 | /* |
1416 | * Reset optind handling, since we may call this multiple times | |
1417 | * for the backend. | |
1418 | */ | |
1419 | optind = 1; | |
7a4b8240 | 1420 | |
c2c94585 | 1421 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
085399db JA |
1422 | did_arg = 1; |
1423 | ||
c2c94585 | 1424 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
fa2ea806 | 1425 | parse_cmd_client(cur_client, argv[optind - 1]); |
7a4b8240 JA |
1426 | c &= ~FIO_CLIENT_FLAG; |
1427 | } | |
1428 | ||
ebac4655 | 1429 | switch (c) { |
2b386d25 JA |
1430 | case 'a': |
1431 | smalloc_pool_size = atoi(optarg); | |
1432 | break; | |
b4692828 | 1433 | case 't': |
8c029376 | 1434 | def_timeout = atoi(optarg); |
b4692828 JA |
1435 | break; |
1436 | case 'l': | |
1437 | write_lat_log = 1; | |
1438 | break; | |
3d73e5a9 | 1439 | case 'b': |
b4692828 JA |
1440 | write_bw_log = 1; |
1441 | break; | |
1442 | case 'o': | |
1443 | f_out = fopen(optarg, "w+"); | |
1444 | if (!f_out) { | |
1445 | perror("fopen output"); | |
1446 | exit(1); | |
1447 | } | |
1448 | f_err = f_out; | |
1449 | break; | |
1450 | case 'm': | |
f3afa57e | 1451 | output_format = FIO_OUTPUT_TERSE; |
b4692828 | 1452 | break; |
f3afa57e JA |
1453 | case 'F': |
1454 | if (!strcmp(optarg, "minimal") || | |
1455 | !strcmp(optarg, "terse") || | |
1456 | !strcmp(optarg, "csv")) | |
1457 | output_format = FIO_OUTPUT_TERSE; | |
1458 | else if (!strcmp(optarg, "json")) | |
1459 | output_format = FIO_OUTPUT_JSON; | |
1460 | else | |
1461 | output_format = FIO_OUTPUT_NORMAL; | |
cc372b17 | 1462 | break; |
b4692828 | 1463 | case 'h': |
7874f8b7 | 1464 | if (!cur_client) { |
c2c94585 | 1465 | usage(argv[0]); |
7874f8b7 JA |
1466 | do_exit++; |
1467 | } | |
c2c94585 | 1468 | break; |
fd28ca49 | 1469 | case 'c': |
7874f8b7 | 1470 | if (!cur_client) { |
c2c94585 | 1471 | fio_show_option_help(optarg); |
7874f8b7 JA |
1472 | do_exit++; |
1473 | } | |
c2c94585 | 1474 | break; |
de890a1e SL |
1475 | case 'i': |
1476 | if (!cur_client) { | |
1477 | fio_show_ioengine_help(optarg); | |
1478 | do_exit++; | |
1479 | } | |
1480 | break; | |
cca73aa7 JA |
1481 | case 's': |
1482 | dump_cmdline = 1; | |
1483 | break; | |
724e4435 JA |
1484 | case 'r': |
1485 | read_only = 1; | |
1486 | break; | |
b4692828 | 1487 | case 'v': |
7874f8b7 | 1488 | if (!cur_client) { |
692a5d22 | 1489 | log_info("%s\n", fio_version_string); |
7874f8b7 JA |
1490 | do_exit++; |
1491 | } | |
c2c94585 | 1492 | break; |
f57a9c59 JA |
1493 | case 'V': |
1494 | terse_version = atoi(optarg); | |
67b77039 JA |
1495 | if (!(terse_version == 2 || terse_version == 3 || |
1496 | terse_version == 4)) { | |
f57a9c59 JA |
1497 | log_err("fio: bad terse version format\n"); |
1498 | exit_val = 1; | |
1499 | do_exit++; | |
1500 | } | |
1501 | break; | |
e592a06b AC |
1502 | case 'e': |
1503 | if (!strcmp("always", optarg)) | |
1504 | eta_print = FIO_ETA_ALWAYS; | |
1505 | else if (!strcmp("never", optarg)) | |
1506 | eta_print = FIO_ETA_NEVER; | |
1507 | break; | |
ee56ad50 | 1508 | case 'd': |
c09823ab JA |
1509 | if (set_debug(optarg)) |
1510 | do_exit++; | |
ee56ad50 | 1511 | break; |
ad0a2735 JA |
1512 | case 'x': { |
1513 | size_t new_size; | |
1514 | ||
01f06b63 | 1515 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1516 | log_err("fio: can't use global as only " |
1517 | "section\n"); | |
c09823ab JA |
1518 | do_exit++; |
1519 | exit_val = 1; | |
01f06b63 JA |
1520 | break; |
1521 | } | |
ad0a2735 JA |
1522 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1523 | job_sections = realloc(job_sections, new_size); | |
1524 | job_sections[nr_job_sections] = strdup(optarg); | |
1525 | nr_job_sections++; | |
01f06b63 | 1526 | break; |
ad0a2735 | 1527 | } |
9ac8a797 | 1528 | case 'p': |
07b3232d | 1529 | exec_profile = strdup(optarg); |
9ac8a797 | 1530 | break; |
b4692828 | 1531 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1532 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1533 | char *val = optarg; |
1534 | ||
c2b1e753 | 1535 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1536 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1537 | if (ret) |
c2b1e753 | 1538 | return 0; |
c2b1e753 JA |
1539 | td = NULL; |
1540 | } | |
b4692828 | 1541 | if (!td) { |
01f06b63 | 1542 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1543 | int global = 0; |
1544 | ||
01f06b63 | 1545 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1546 | global = 1; |
c2b1e753 | 1547 | |
01f06b63 JA |
1548 | if (is_section && skip_this_section(val)) |
1549 | continue; | |
1550 | ||
de890a1e SL |
1551 | td = get_new_job(global, &def_thread, 1); |
1552 | if (!td || ioengine_load(td)) | |
b4692828 | 1553 | return 0; |
de890a1e | 1554 | fio_options_set_ioengine_opts(l_opts, td); |
b4692828 | 1555 | } |
38d0adb0 | 1556 | |
214e1eca | 1557 | ret = fio_cmd_option_parse(td, opt, val); |
de890a1e SL |
1558 | |
1559 | if (!ret && !strcmp(opt, "ioengine")) { | |
1560 | free_ioengine(td); | |
1561 | if (ioengine_load(td)) | |
1562 | return 0; | |
1563 | fio_options_set_ioengine_opts(l_opts, td); | |
1564 | } | |
1565 | break; | |
1566 | } | |
1567 | case FIO_GETOPT_IOENGINE: { | |
1568 | const char *opt = l_opts[lidx].name; | |
1569 | char *val = optarg; | |
1570 | opt = l_opts[lidx].name; | |
1571 | val = optarg; | |
1572 | ret = fio_cmd_ioengine_option_parse(td, opt, val); | |
b4692828 JA |
1573 | break; |
1574 | } | |
a9523c6f JA |
1575 | case 'w': |
1576 | warnings_fatal = 1; | |
1577 | break; | |
fca70358 JA |
1578 | case 'j': |
1579 | max_jobs = atoi(optarg); | |
1580 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1581 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1582 | do_exit++; | |
1583 | exit_val = 1; | |
1584 | } | |
1585 | break; | |
50d16976 | 1586 | case 'S': |
a37f69b7 | 1587 | if (nr_clients) { |
132159a5 JA |
1588 | log_err("fio: can't be both client and server\n"); |
1589 | do_exit++; | |
1590 | exit_val = 1; | |
1591 | break; | |
1592 | } | |
87aa8f19 | 1593 | if (optarg) |
bebe6398 | 1594 | fio_server_set_arg(optarg); |
50d16976 | 1595 | is_backend = 1; |
81179eec | 1596 | backend = 1; |
50d16976 | 1597 | break; |
e46d8091 | 1598 | case 'D': |
402668f3 | 1599 | pid_file = strdup(optarg); |
e46d8091 | 1600 | break; |
f2a2ce0e HL |
1601 | case 'I': |
1602 | if ((ret = fio_idle_prof_parse_opt(optarg))) { | |
1603 | /* exit on error and calibration only */ | |
1604 | do_exit++; | |
1605 | if (ret == -1) | |
1606 | exit_val = 1; | |
1607 | } | |
1608 | break; | |
132159a5 JA |
1609 | case 'C': |
1610 | if (is_backend) { | |
1611 | log_err("fio: can't be both client and server\n"); | |
1612 | do_exit++; | |
1613 | exit_val = 1; | |
1614 | break; | |
1615 | } | |
bebe6398 JA |
1616 | if (fio_client_add(optarg, &cur_client)) { |
1617 | log_err("fio: failed adding client %s\n", optarg); | |
1618 | do_exit++; | |
1619 | exit_val = 1; | |
1620 | break; | |
1621 | } | |
bd023601 JA |
1622 | /* |
1623 | * If the next argument exists and isn't an option, | |
1624 | * assume it's a job file for this client only. | |
1625 | */ | |
1626 | while (optind < argc) { | |
1627 | if (!strncmp(argv[optind], "--", 2) || | |
1628 | !strncmp(argv[optind], "-", 1)) | |
1629 | break; | |
1630 | ||
1631 | fio_client_add_ini_file(cur_client, argv[optind]); | |
1632 | optind++; | |
1633 | } | |
132159a5 | 1634 | break; |
7d11f871 JA |
1635 | case 'T': |
1636 | do_exit++; | |
1637 | exit_val = fio_monotonic_clocktest(); | |
1638 | break; | |
798827c8 JA |
1639 | case '?': |
1640 | log_err("%s: unrecognized option '%s'\n", argv[0], | |
1641 | argv[optind - 1]); | |
b4692828 | 1642 | default: |
c09823ab JA |
1643 | do_exit++; |
1644 | exit_val = 1; | |
b4692828 | 1645 | break; |
ebac4655 | 1646 | } |
c7d5c941 JA |
1647 | if (do_exit) |
1648 | break; | |
ebac4655 | 1649 | } |
c9fad893 | 1650 | |
c2c94585 JA |
1651 | if (do_exit) { |
1652 | if (exit_val && !(is_backend || nr_clients)) | |
1653 | exit(exit_val); | |
1654 | } | |
536582bf | 1655 | |
a37f69b7 | 1656 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1657 | do_exit++; |
1658 | exit_val = 1; | |
cdf54d85 | 1659 | return -1; |
132159a5 JA |
1660 | } |
1661 | ||
81179eec | 1662 | if (is_backend && backend) |
402668f3 | 1663 | return fio_start_server(pid_file); |
50d16976 | 1664 | |
b4692828 | 1665 | if (td) { |
7d6a8904 | 1666 | if (!ret) |
2dc1bbeb | 1667 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1668 | } |
774a6177 | 1669 | |
7874f8b7 | 1670 | while (!ret && optind < argc) { |
b4692828 JA |
1671 | ini_idx++; |
1672 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1673 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1674 | optind++; | |
eb8bbf48 | 1675 | } |
972cfd25 JA |
1676 | |
1677 | return ini_idx; | |
ebac4655 JA |
1678 | } |
1679 | ||
ebac4655 JA |
1680 | int parse_options(int argc, char *argv[]) |
1681 | { | |
972cfd25 JA |
1682 | int job_files, i; |
1683 | ||
b4692828 JA |
1684 | f_out = stdout; |
1685 | f_err = stderr; | |
1686 | ||
4c6107ff | 1687 | fio_options_fill_optstring(); |
5ec10eaa | 1688 | fio_options_dup_and_init(l_opts); |
b4692828 | 1689 | |
9d9eb2e7 JA |
1690 | atexit(free_shm); |
1691 | ||
ebac4655 JA |
1692 | if (fill_def_thread()) |
1693 | return 1; | |
1694 | ||
972cfd25 | 1695 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1696 | |
cdf54d85 JA |
1697 | if (job_files > 0) { |
1698 | for (i = 0; i < job_files; i++) { | |
1699 | if (fill_def_thread()) | |
132159a5 | 1700 | return 1; |
cdf54d85 JA |
1701 | if (nr_clients) { |
1702 | if (fio_clients_send_ini(ini_file[i])) | |
1703 | return 1; | |
1704 | free(ini_file[i]); | |
1705 | } else if (!is_backend) { | |
1706 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1707 | return 1; | |
1708 | free(ini_file[i]); | |
1709 | } | |
132159a5 | 1710 | } |
bd023601 JA |
1711 | } else if (nr_clients) { |
1712 | if (fill_def_thread()) | |
1713 | return 1; | |
1714 | if (fio_clients_send_ini(NULL)) | |
1715 | return 1; | |
972cfd25 | 1716 | } |
ebac4655 | 1717 | |
88c6ed80 | 1718 | free(ini_file); |
7e356b2d | 1719 | fio_options_free(&def_thread); |
b4692828 JA |
1720 | |
1721 | if (!thread_number) { | |
cca73aa7 JA |
1722 | if (dump_cmdline) |
1723 | return 0; | |
07b3232d JA |
1724 | if (exec_profile) |
1725 | return 0; | |
a37f69b7 | 1726 | if (is_backend || nr_clients) |
5c341e9a | 1727 | return 0; |
085399db JA |
1728 | if (did_arg) |
1729 | return 0; | |
cca73aa7 | 1730 | |
d65e11c6 | 1731 | log_err("No jobs(s) defined\n\n"); |
085399db JA |
1732 | |
1733 | if (!did_arg) { | |
1734 | usage(argv[0]); | |
1735 | return 1; | |
1736 | } | |
1737 | ||
1738 | return 0; | |
b4692828 JA |
1739 | } |
1740 | ||
be4ecfdf JA |
1741 | if (def_thread.o.gtod_offload) { |
1742 | fio_gtod_init(); | |
1743 | fio_gtod_offload = 1; | |
1744 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1745 | } | |
1746 | ||
f3afa57e | 1747 | if (output_format == FIO_OUTPUT_NORMAL) |
692a5d22 | 1748 | log_info("%s\n", fio_version_string); |
f6dea4d3 | 1749 | |
ebac4655 JA |
1750 | return 0; |
1751 | } |