Commit | Line | Data |
---|---|---|
906c8d75 | 1 | /* |
cb2c86fd | 2 | * This file contains job initialization and setup functions. |
906c8d75 | 3 | */ |
ebac4655 JA |
4 | #include <stdio.h> |
5 | #include <stdlib.h> | |
6 | #include <unistd.h> | |
7 | #include <fcntl.h> | |
8 | #include <ctype.h> | |
9 | #include <string.h> | |
10 | #include <errno.h> | |
11 | #include <sys/ipc.h> | |
12 | #include <sys/shm.h> | |
13 | #include <sys/types.h> | |
14 | #include <sys/stat.h> | |
15 | ||
16 | #include "fio.h" | |
cb2c86fd | 17 | #include "parse.h" |
2e5cdb11 | 18 | #include "smalloc.h" |
380065aa | 19 | #include "filehash.h" |
4f5af7b2 | 20 | #include "verify.h" |
79d16311 | 21 | #include "profile.h" |
50d16976 | 22 | #include "server.h" |
ebac4655 | 23 | |
bf2e821a CC |
24 | #include "lib/getopt.h" |
25 | ||
89cf1480 JA |
26 | #include "fio_version.h" |
27 | ||
81179eec | 28 | #if FIO_PATCH > 0 |
5e726d0a | 29 | const char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ |
81179eec JA |
30 | __fio_stringify(FIO_MINOR) "." \ |
31 | __fio_stringify(FIO_PATCH); | |
32 | #else | |
5e726d0a | 33 | const char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ |
81179eec JA |
34 | __fio_stringify(FIO_MINOR); |
35 | #endif | |
214e1eca | 36 | |
ee738499 | 37 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 38 | |
214e1eca | 39 | static char **ini_file; |
fca70358 | 40 | static int max_jobs = FIO_MAX_JOBS; |
cca73aa7 | 41 | static int dump_cmdline; |
8c029376 | 42 | static int def_timeout; |
e1f36503 | 43 | |
be4ecfdf | 44 | static struct thread_data def_thread; |
214e1eca | 45 | struct thread_data *threads = NULL; |
e1f36503 | 46 | |
214e1eca JA |
47 | int exitall_on_terminate = 0; |
48 | int terse_output = 0; | |
e592a06b | 49 | int eta_print; |
214e1eca JA |
50 | unsigned long long mlock_size = 0; |
51 | FILE *f_out = NULL; | |
52 | FILE *f_err = NULL; | |
ad0a2735 JA |
53 | char **job_sections = NULL; |
54 | int nr_job_sections = 0; | |
07b3232d | 55 | char *exec_profile = NULL; |
a9523c6f | 56 | int warnings_fatal = 0; |
4d658652 | 57 | int terse_version = 3; |
50d16976 | 58 | int is_backend = 0; |
a37f69b7 | 59 | int nr_clients = 0; |
e46d8091 | 60 | int log_syslog = 0; |
ee738499 | 61 | |
214e1eca | 62 | int write_bw_log = 0; |
4241ea8f | 63 | int read_only = 0; |
214e1eca | 64 | |
5ec10eaa | 65 | static int write_lat_log; |
e1f36503 | 66 | |
214e1eca | 67 | static int prev_group_jobs; |
b4692828 | 68 | |
ee56ad50 | 69 | unsigned long fio_debug = 0; |
5e1d306e JA |
70 | unsigned int fio_debug_jobno = -1; |
71 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 72 | |
4c6107ff | 73 | static char cmd_optstr[256]; |
085399db | 74 | static int did_arg; |
4c6107ff | 75 | |
802ad4a8 JA |
76 | const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = { |
77 | { .u.f = 1.0 }, | |
78 | { .u.f = 5.0 }, | |
79 | { .u.f = 10.0 }, | |
80 | { .u.f = 20.0 }, | |
81 | { .u.f = 30.0 }, | |
82 | { .u.f = 40.0 }, | |
83 | { .u.f = 50.0 }, | |
84 | { .u.f = 60.0 }, | |
85 | { .u.f = 70.0 }, | |
86 | { .u.f = 80.0 }, | |
87 | { .u.f = 90.0 }, | |
88 | { .u.f = 95.0 }, | |
89 | { .u.f = 99.0 }, | |
90 | { .u.f = 99.5 }, | |
91 | { .u.f = 99.9 }, | |
92 | }; | |
93 | ||
7a4b8240 JA |
94 | #define FIO_CLIENT_FLAG (1 << 16) |
95 | ||
b4692828 JA |
96 | /* |
97 | * Command line options. These will contain the above, plus a few | |
98 | * extra that only pertain to fio itself and not jobs. | |
99 | */ | |
5ec10eaa | 100 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 101 | { |
08d2a19c | 102 | .name = (char *) "output", |
b4692828 | 103 | .has_arg = required_argument, |
7a4b8240 | 104 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
105 | }, |
106 | { | |
08d2a19c | 107 | .name = (char *) "timeout", |
b4692828 | 108 | .has_arg = required_argument, |
7a4b8240 | 109 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
110 | }, |
111 | { | |
08d2a19c | 112 | .name = (char *) "latency-log", |
b4692828 | 113 | .has_arg = required_argument, |
7a4b8240 | 114 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
115 | }, |
116 | { | |
08d2a19c | 117 | .name = (char *) "bandwidth-log", |
b4692828 | 118 | .has_arg = required_argument, |
7a4b8240 | 119 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
120 | }, |
121 | { | |
08d2a19c | 122 | .name = (char *) "minimal", |
b4692828 | 123 | .has_arg = optional_argument, |
7a4b8240 | 124 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 JA |
125 | }, |
126 | { | |
08d2a19c | 127 | .name = (char *) "version", |
b4692828 | 128 | .has_arg = no_argument, |
7a4b8240 | 129 | .val = 'v' | FIO_CLIENT_FLAG, |
b4692828 | 130 | }, |
fd28ca49 | 131 | { |
08d2a19c | 132 | .name = (char *) "help", |
fd28ca49 | 133 | .has_arg = no_argument, |
7a4b8240 | 134 | .val = 'h' | FIO_CLIENT_FLAG, |
fd28ca49 JA |
135 | }, |
136 | { | |
08d2a19c | 137 | .name = (char *) "cmdhelp", |
320beefe | 138 | .has_arg = optional_argument, |
7a4b8240 | 139 | .val = 'c' | FIO_CLIENT_FLAG, |
fd28ca49 | 140 | }, |
de890a1e SL |
141 | { |
142 | .name = (char *) "enghelp", | |
143 | .has_arg = optional_argument, | |
144 | .val = 'i' | FIO_CLIENT_FLAG, | |
145 | }, | |
cca73aa7 | 146 | { |
08d2a19c | 147 | .name = (char *) "showcmd", |
cca73aa7 | 148 | .has_arg = no_argument, |
7a4b8240 | 149 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
150 | }, |
151 | { | |
08d2a19c | 152 | .name = (char *) "readonly", |
724e4435 | 153 | .has_arg = no_argument, |
7a4b8240 | 154 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 155 | }, |
e592a06b | 156 | { |
08d2a19c | 157 | .name = (char *) "eta", |
e592a06b | 158 | .has_arg = required_argument, |
7a4b8240 | 159 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 160 | }, |
ee56ad50 | 161 | { |
08d2a19c | 162 | .name = (char *) "debug", |
ee56ad50 | 163 | .has_arg = required_argument, |
7a4b8240 | 164 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 165 | }, |
01f06b63 | 166 | { |
08d2a19c | 167 | .name = (char *) "section", |
01f06b63 | 168 | .has_arg = required_argument, |
7a4b8240 | 169 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 170 | }, |
2b386d25 | 171 | { |
08d2a19c | 172 | .name = (char *) "alloc-size", |
2b386d25 | 173 | .has_arg = required_argument, |
7a4b8240 | 174 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 175 | }, |
9ac8a797 | 176 | { |
08d2a19c | 177 | .name = (char *) "profile", |
9ac8a797 | 178 | .has_arg = required_argument, |
7a4b8240 | 179 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 180 | }, |
a9523c6f | 181 | { |
08d2a19c | 182 | .name = (char *) "warnings-fatal", |
a9523c6f | 183 | .has_arg = no_argument, |
7a4b8240 | 184 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 185 | }, |
fca70358 JA |
186 | { |
187 | .name = (char *) "max-jobs", | |
188 | .has_arg = required_argument, | |
7a4b8240 | 189 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 190 | }, |
f57a9c59 JA |
191 | { |
192 | .name = (char *) "terse-version", | |
193 | .has_arg = required_argument, | |
7a4b8240 | 194 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 195 | }, |
50d16976 JA |
196 | { |
197 | .name = (char *) "server", | |
87aa8f19 | 198 | .has_arg = optional_argument, |
50d16976 JA |
199 | .val = 'S', |
200 | }, | |
e46d8091 | 201 | { .name = (char *) "daemonize", |
402668f3 | 202 | .has_arg = required_argument, |
e46d8091 JA |
203 | .val = 'D', |
204 | }, | |
132159a5 JA |
205 | { |
206 | .name = (char *) "client", | |
207 | .has_arg = required_argument, | |
208 | .val = 'C', | |
209 | }, | |
b4692828 JA |
210 | { |
211 | .name = NULL, | |
212 | }, | |
213 | }; | |
214 | ||
9d9eb2e7 JA |
215 | static void free_shm(void) |
216 | { | |
217 | struct shmid_ds sbuf; | |
218 | ||
219 | if (threads) { | |
220 | void *tp = threads; | |
221 | ||
222 | threads = NULL; | |
223 | file_hash_exit(); | |
224 | fio_debug_jobp = NULL; | |
225 | shmdt(tp); | |
226 | shmctl(shm_id, IPC_RMID, &sbuf); | |
227 | } | |
228 | ||
229 | scleanup(); | |
230 | } | |
231 | ||
232 | /* | |
233 | * The thread area is shared between the main process and the job | |
234 | * threads/processes. So setup a shared memory segment that will hold | |
235 | * all the job info. We use the end of the region for keeping track of | |
236 | * open files across jobs, for file sharing. | |
237 | */ | |
238 | static int setup_thread_area(void) | |
239 | { | |
240 | void *hash; | |
241 | ||
242 | if (threads) | |
243 | return 0; | |
244 | ||
245 | /* | |
246 | * 1024 is too much on some machines, scale max_jobs if | |
247 | * we get a failure that looks like too large a shm segment | |
248 | */ | |
249 | do { | |
250 | size_t size = max_jobs * sizeof(struct thread_data); | |
251 | ||
252 | size += file_hash_size; | |
253 | size += sizeof(unsigned int); | |
254 | ||
255 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
256 | if (shm_id != -1) | |
257 | break; | |
258 | if (errno != EINVAL) { | |
259 | perror("shmget"); | |
260 | break; | |
261 | } | |
262 | ||
263 | max_jobs >>= 1; | |
264 | } while (max_jobs); | |
265 | ||
266 | if (shm_id == -1) | |
267 | return 1; | |
268 | ||
269 | threads = shmat(shm_id, NULL, 0); | |
270 | if (threads == (void *) -1) { | |
271 | perror("shmat"); | |
272 | return 1; | |
273 | } | |
274 | ||
275 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
276 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
277 | fio_debug_jobp = (void *) hash + file_hash_size; | |
278 | *fio_debug_jobp = -1; | |
279 | file_hash_init(hash); | |
280 | return 0; | |
281 | } | |
282 | ||
906c8d75 JA |
283 | /* |
284 | * Return a free job structure. | |
285 | */ | |
de890a1e SL |
286 | static struct thread_data *get_new_job(int global, struct thread_data *parent, |
287 | int preserve_eo) | |
ebac4655 JA |
288 | { |
289 | struct thread_data *td; | |
290 | ||
291 | if (global) | |
292 | return &def_thread; | |
9d9eb2e7 JA |
293 | if (setup_thread_area()) { |
294 | log_err("error: failed to setup shm segment\n"); | |
295 | return NULL; | |
296 | } | |
e61f1ec8 BC |
297 | if (thread_number >= max_jobs) { |
298 | log_err("error: maximum number of jobs (%d) reached.\n", | |
299 | max_jobs); | |
ebac4655 | 300 | return NULL; |
e61f1ec8 | 301 | } |
ebac4655 JA |
302 | |
303 | td = &threads[thread_number++]; | |
ddaeaa5a | 304 | *td = *parent; |
ebac4655 | 305 | |
de890a1e SL |
306 | td->io_ops = NULL; |
307 | if (!preserve_eo) | |
308 | td->eo = NULL; | |
309 | ||
e0b0d892 JA |
310 | td->o.uid = td->o.gid = -1U; |
311 | ||
cade3ef4 | 312 | dup_files(td, parent); |
de890a1e | 313 | fio_options_mem_dupe(td); |
cade3ef4 | 314 | |
15dc1934 JA |
315 | profile_add_hooks(td); |
316 | ||
ebac4655 | 317 | td->thread_number = thread_number; |
ebac4655 JA |
318 | return td; |
319 | } | |
320 | ||
321 | static void put_job(struct thread_data *td) | |
322 | { | |
549577a7 JA |
323 | if (td == &def_thread) |
324 | return; | |
84dd1886 | 325 | |
58c55ba0 | 326 | profile_td_exit(td); |
549577a7 | 327 | |
16edf25d | 328 | if (td->error) |
6d86144d | 329 | log_info("fio: %s\n", td->verror); |
16edf25d | 330 | |
7e356b2d | 331 | fio_options_free(td); |
de890a1e SL |
332 | if (td->io_ops) |
333 | free_ioengine(td); | |
7e356b2d | 334 | |
ebac4655 JA |
335 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
336 | thread_number--; | |
337 | } | |
338 | ||
581e7141 | 339 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
127f6865 | 340 | { |
581e7141 | 341 | unsigned int bs = td->o.min_bs[ddir]; |
127f6865 | 342 | |
ff58fced JA |
343 | assert(ddir_rw(ddir)); |
344 | ||
ba3e4e0c | 345 | if (td->o.rate[ddir]) |
1b8dbf25 | 346 | td->rate_bps[ddir] = td->o.rate[ddir]; |
ba3e4e0c | 347 | else |
1b8dbf25 | 348 | td->rate_bps[ddir] = td->o.rate_iops[ddir] * bs; |
127f6865 | 349 | |
1b8dbf25 | 350 | if (!td->rate_bps[ddir]) { |
127f6865 JA |
351 | log_err("rate lower than supported\n"); |
352 | return -1; | |
353 | } | |
354 | ||
581e7141 | 355 | td->rate_pending_usleep[ddir] = 0; |
127f6865 JA |
356 | return 0; |
357 | } | |
358 | ||
581e7141 JA |
359 | static int setup_rate(struct thread_data *td) |
360 | { | |
361 | int ret = 0; | |
362 | ||
363 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) | |
364 | ret = __setup_rate(td, DDIR_READ); | |
365 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) | |
366 | ret |= __setup_rate(td, DDIR_WRITE); | |
367 | ||
368 | return ret; | |
369 | } | |
370 | ||
8347239a JA |
371 | static int fixed_block_size(struct thread_options *o) |
372 | { | |
373 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
374 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
375 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE]; | |
376 | } | |
377 | ||
dad915e3 JA |
378 | /* |
379 | * Lazy way of fixing up options that depend on each other. We could also | |
380 | * define option callback handlers, but this is easier. | |
381 | */ | |
4e991c23 | 382 | static int fixup_options(struct thread_data *td) |
e1f36503 | 383 | { |
2dc1bbeb | 384 | struct thread_options *o = &td->o; |
ff217451 | 385 | int ret = 0; |
dad915e3 | 386 | |
f356d01d | 387 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 388 | if (!o->use_thread) { |
f356d01d JA |
389 | log_info("fio: this platform does not support process shared" |
390 | " mutexes, forcing use of threads. Use the 'thread'" | |
391 | " option to get rid of this warning.\n"); | |
9bbf57cc | 392 | o->use_thread = 1; |
a9523c6f | 393 | ret = warnings_fatal; |
f356d01d JA |
394 | } |
395 | #endif | |
396 | ||
2dc1bbeb | 397 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 398 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
399 | free(o->write_iolog_file); |
400 | o->write_iolog_file = NULL; | |
a9523c6f | 401 | ret = warnings_fatal; |
076efc7c | 402 | } |
16b462ae | 403 | |
16b462ae JA |
404 | /* |
405 | * only really works for sequential io for now, and with 1 file | |
406 | */ | |
2dc1bbeb JA |
407 | if (o->zone_size && td_random(td) && o->open_files == 1) |
408 | o->zone_size = 0; | |
16b462ae JA |
409 | |
410 | /* | |
411 | * Reads can do overwrites, we always need to pre-create the file | |
412 | */ | |
413 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 414 | o->overwrite = 1; |
16b462ae | 415 | |
2dc1bbeb | 416 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 417 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
418 | if (!o->max_bs[DDIR_READ]) |
419 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
420 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 421 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
422 | if (!o->max_bs[DDIR_WRITE]) |
423 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
a00735e6 | 424 | |
2dc1bbeb | 425 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
a00735e6 | 426 | |
2b7a01d0 JA |
427 | /* |
428 | * For random IO, allow blockalign offset other than min_bs. | |
429 | */ | |
430 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
431 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
432 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
433 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
434 | ||
435 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
436 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) && | |
9bbf57cc | 437 | !o->norandommap) { |
2b7a01d0 | 438 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 439 | o->norandommap = 1; |
a9523c6f | 440 | ret = warnings_fatal; |
2b7a01d0 JA |
441 | } |
442 | ||
2dc1bbeb JA |
443 | if (!o->file_size_high) |
444 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 445 | |
8347239a JA |
446 | if (o->norandommap && o->verify != VERIFY_NONE |
447 | && !fixed_block_size(o)) { | |
448 | log_err("fio: norandommap given for variable block sizes, " | |
449 | "verify disabled\n"); | |
2dc1bbeb | 450 | o->verify = VERIFY_NONE; |
a9523c6f | 451 | ret = warnings_fatal; |
bb8895e0 | 452 | } |
2dc1bbeb | 453 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 454 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 455 | |
48097d5c JA |
456 | /* |
457 | * thinktime_spin must be less than thinktime | |
458 | */ | |
2dc1bbeb JA |
459 | if (o->thinktime_spin > o->thinktime) |
460 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
461 | |
462 | /* | |
463 | * The low water mark cannot be bigger than the iodepth | |
464 | */ | |
2dc1bbeb | 465 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) { |
9467b77c JA |
466 | /* |
467 | * syslet work around - if the workload is sequential, | |
468 | * we want to let the queue drain all the way down to | |
469 | * avoid seeking between async threads | |
470 | */ | |
471 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) | |
2dc1bbeb | 472 | o->iodepth_low = 1; |
9467b77c | 473 | else |
2dc1bbeb | 474 | o->iodepth_low = o->iodepth; |
9467b77c | 475 | } |
cb5ab512 JA |
476 | |
477 | /* | |
478 | * If batch number isn't set, default to the same as iodepth | |
479 | */ | |
2dc1bbeb JA |
480 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
481 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 482 | |
2dc1bbeb JA |
483 | if (o->nr_files > td->files_index) |
484 | o->nr_files = td->files_index; | |
9f9214f2 | 485 | |
2dc1bbeb JA |
486 | if (o->open_files > o->nr_files || !o->open_files) |
487 | o->open_files = o->nr_files; | |
4e991c23 | 488 | |
581e7141 JA |
489 | if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))|| |
490 | ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] + | |
491 | o->rate_iops_min[1]))) { | |
4e991c23 | 492 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 493 | ret = 1; |
4e991c23 | 494 | } |
581e7141 JA |
495 | if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) || |
496 | (o->rate_iops[0] < o->rate_iops_min[0]) || | |
497 | (o->rate_iops[1] < o->rate_iops_min[1])) { | |
4e991c23 | 498 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 499 | ret = 1; |
4e991c23 JA |
500 | } |
501 | ||
cf4464ca JA |
502 | if (!o->timeout && o->time_based) { |
503 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
504 | o->time_based = 0; | |
a9523c6f | 505 | ret = warnings_fatal; |
cf4464ca JA |
506 | } |
507 | ||
aa31f1f1 | 508 | if (o->fill_device && !o->size) |
5921e80c | 509 | o->size = -1ULL; |
5ec10eaa | 510 | |
9bbf57cc | 511 | if (o->verify != VERIFY_NONE) { |
996936f9 | 512 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
513 | log_info("Multiple writers may overwrite blocks that " |
514 | "belong to other jobs. This can cause " | |
515 | "verification failures.\n"); | |
516 | ret = warnings_fatal; | |
517 | } | |
518 | ||
9bbf57cc | 519 | o->refill_buffers = 1; |
2f1b8e8b JA |
520 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
521 | !o->verify_interval) | |
522 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 523 | } |
41ccd845 | 524 | |
9bbf57cc JA |
525 | if (o->pre_read) { |
526 | o->invalidate_cache = 0; | |
a9523c6f | 527 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
528 | log_info("fio: cannot pre-read files with an IO engine" |
529 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
530 | ret = warnings_fatal; |
531 | } | |
9c0d2241 | 532 | } |
34f1c044 | 533 | |
e72fa4d4 | 534 | #ifndef FIO_HAVE_FDATASYNC |
9bbf57cc | 535 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
536 | log_info("fio: this platform does not support fdatasync()" |
537 | " falling back to using fsync(). Use the 'fsync'" | |
538 | " option instead of 'fdatasync' to get rid of" | |
539 | " this warning\n"); | |
9bbf57cc JA |
540 | o->fsync_blocks = o->fdatasync_blocks; |
541 | o->fdatasync_blocks = 0; | |
a9523c6f | 542 | ret = warnings_fatal; |
e72fa4d4 JA |
543 | } |
544 | #endif | |
545 | ||
a9523c6f | 546 | return ret; |
e1f36503 JA |
547 | } |
548 | ||
f8977ee6 JA |
549 | /* |
550 | * This function leaks the buffer | |
551 | */ | |
552 | static char *to_kmg(unsigned int val) | |
553 | { | |
554 | char *buf = malloc(32); | |
f3502ba2 | 555 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
556 | char *p = post; |
557 | ||
245142ff | 558 | do { |
f8977ee6 JA |
559 | if (val & 1023) |
560 | break; | |
561 | ||
562 | val >>= 10; | |
563 | p++; | |
245142ff | 564 | } while (*p); |
f8977ee6 JA |
565 | |
566 | snprintf(buf, 31, "%u%c", val, *p); | |
567 | return buf; | |
568 | } | |
569 | ||
09629a90 JA |
570 | /* External engines are specified by "external:name.o") */ |
571 | static const char *get_engine_name(const char *str) | |
572 | { | |
573 | char *p = strstr(str, ":"); | |
574 | ||
575 | if (!p) | |
576 | return str; | |
577 | ||
578 | p++; | |
579 | strip_blank_front(&p); | |
580 | strip_blank_end(p); | |
581 | return p; | |
582 | } | |
583 | ||
e132cbae JA |
584 | static int exists_and_not_file(const char *filename) |
585 | { | |
586 | struct stat sb; | |
587 | ||
588 | if (lstat(filename, &sb) == -1) | |
589 | return 0; | |
590 | ||
ecc314ba BC |
591 | /* \\.\ is the device namespace in Windows, where every file |
592 | * is a device node */ | |
593 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
594 | return 0; |
595 | ||
596 | return 1; | |
597 | } | |
598 | ||
4c07ad86 | 599 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 JA |
600 | { |
601 | os_random_seed(td->rand_seeds[0], &td->bsrange_state); | |
602 | os_random_seed(td->rand_seeds[1], &td->verify_state); | |
603 | os_random_seed(td->rand_seeds[2], &td->rwmix_state); | |
604 | ||
605 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
606 | os_random_seed(td->rand_seeds[3], &td->next_file_state); | |
607 | ||
608 | os_random_seed(td->rand_seeds[5], &td->file_size_state); | |
0d29de83 | 609 | os_random_seed(td->rand_seeds[6], &td->trim_state); |
5bfc35d7 JA |
610 | |
611 | if (!td_random(td)) | |
612 | return; | |
613 | ||
614 | if (td->o.rand_repeatable) | |
615 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
616 | ||
617 | os_random_seed(td->rand_seeds[4], &td->random_state); | |
4c07ad86 JA |
618 | } |
619 | ||
620 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
621 | { | |
622 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); | |
623 | init_rand_seed(&td->__verify_state, td->rand_seeds[1]); | |
624 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); | |
625 | ||
626 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
627 | init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); | |
628 | ||
629 | init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); | |
630 | init_rand_seed(&td->__trim_state, td->rand_seeds[6]); | |
631 | ||
632 | if (!td_random(td)) | |
633 | return; | |
634 | ||
635 | if (td->o.rand_repeatable) | |
636 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
637 | ||
2615cc4b | 638 | init_rand_seed(&td->__random_state, td->rand_seeds[4]); |
5bfc35d7 JA |
639 | } |
640 | ||
4c07ad86 JA |
641 | void td_fill_rand_seeds(struct thread_data *td) |
642 | { | |
643 | if (td->o.use_os_rand) | |
644 | td_fill_rand_seeds_os(td); | |
645 | else | |
646 | td_fill_rand_seeds_internal(td); | |
3545a109 JA |
647 | |
648 | init_rand_seed(&td->buf_state, td->rand_seeds[7]); | |
4c07ad86 JA |
649 | } |
650 | ||
9c60ce64 JA |
651 | /* |
652 | * Initialize the various random states we need (random io, block size ranges, | |
653 | * read/write mix, etc). | |
654 | */ | |
655 | static int init_random_state(struct thread_data *td) | |
656 | { | |
68727076 | 657 | int fd; |
9c60ce64 JA |
658 | |
659 | fd = open("/dev/urandom", O_RDONLY); | |
660 | if (fd == -1) { | |
661 | td_verror(td, errno, "open"); | |
662 | return 1; | |
663 | } | |
664 | ||
5bfc35d7 JA |
665 | if (read(fd, td->rand_seeds, sizeof(td->rand_seeds)) < |
666 | (int) sizeof(td->rand_seeds)) { | |
9c60ce64 JA |
667 | td_verror(td, EIO, "read"); |
668 | close(fd); | |
669 | return 1; | |
670 | } | |
671 | ||
672 | close(fd); | |
5bfc35d7 | 673 | td_fill_rand_seeds(td); |
9c60ce64 JA |
674 | return 0; |
675 | } | |
676 | ||
de890a1e SL |
677 | /* |
678 | * Initializes the ioengine configured for a job, if it has not been done so | |
679 | * already. | |
680 | */ | |
681 | int ioengine_load(struct thread_data *td) | |
682 | { | |
683 | const char *engine; | |
684 | ||
685 | /* | |
686 | * Engine has already been loaded. | |
687 | */ | |
688 | if (td->io_ops) | |
689 | return 0; | |
690 | ||
691 | engine = get_engine_name(td->o.ioengine); | |
692 | td->io_ops = load_ioengine(td, engine); | |
693 | if (!td->io_ops) { | |
694 | log_err("fio: failed to load engine %s\n", engine); | |
695 | return 1; | |
696 | } | |
697 | ||
698 | if (td->io_ops->option_struct_size && td->io_ops->options) { | |
699 | /* | |
700 | * In cases where td->eo is set, clone it for a child thread. | |
701 | * This requires that the parent thread has the same ioengine, | |
702 | * but that requirement must be enforced by the code which | |
703 | * cloned the thread. | |
704 | */ | |
705 | void *origeo = td->eo; | |
706 | /* | |
707 | * Otherwise use the default thread options. | |
708 | */ | |
709 | if (!origeo && td != &def_thread && def_thread.eo && | |
710 | def_thread.io_ops->options == td->io_ops->options) | |
711 | origeo = def_thread.eo; | |
712 | ||
713 | options_init(td->io_ops->options); | |
714 | td->eo = malloc(td->io_ops->option_struct_size); | |
715 | /* | |
716 | * Use the default thread as an option template if this uses the | |
717 | * same options structure and there are non-default options | |
718 | * used. | |
719 | */ | |
720 | if (origeo) { | |
721 | memcpy(td->eo, origeo, td->io_ops->option_struct_size); | |
722 | options_mem_dupe(td->eo, td->io_ops->options); | |
723 | } else { | |
724 | memset(td->eo, 0, td->io_ops->option_struct_size); | |
725 | fill_default_options(td->eo, td->io_ops->options); | |
726 | } | |
727 | *(struct thread_data **)td->eo = td; | |
728 | } | |
729 | ||
730 | return 0; | |
731 | } | |
732 | ||
906c8d75 JA |
733 | /* |
734 | * Adds a job to the list of things todo. Sanitizes the various options | |
735 | * to make sure we don't have conflicts, and initializes various | |
736 | * members of td. | |
737 | */ | |
75154845 | 738 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 739 | { |
413dd459 JA |
740 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
741 | "randread", "randwrite", "randrw" }; | |
af52b345 | 742 | unsigned int i; |
af52b345 | 743 | char fname[PATH_MAX]; |
e132cbae | 744 | int numjobs, file_alloced; |
ebac4655 | 745 | |
ebac4655 JA |
746 | /* |
747 | * the def_thread is just for options, it's not a real job | |
748 | */ | |
749 | if (td == &def_thread) | |
750 | return 0; | |
751 | ||
cca73aa7 JA |
752 | /* |
753 | * if we are just dumping the output command line, don't add the job | |
754 | */ | |
755 | if (dump_cmdline) { | |
756 | put_job(td); | |
757 | return 0; | |
758 | } | |
759 | ||
58c55ba0 | 760 | if (profile_td_init(td)) |
66251554 | 761 | goto err; |
58c55ba0 | 762 | |
de890a1e | 763 | if (ioengine_load(td)) |
205927a3 | 764 | goto err; |
df64119d | 765 | |
2dc1bbeb | 766 | if (td->o.use_thread) |
9cedf167 JA |
767 | nr_thread++; |
768 | else | |
769 | nr_process++; | |
770 | ||
2dc1bbeb | 771 | if (td->o.odirect) |
690adba3 JA |
772 | td->io_ops->flags |= FIO_RAWIO; |
773 | ||
e132cbae | 774 | file_alloced = 0; |
691c8fb0 | 775 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 776 | file_alloced = 1; |
80be24f4 | 777 | |
2dc1bbeb | 778 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 779 | add_file(td, jobname); |
7b05a215 | 780 | else { |
2dc1bbeb | 781 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
782 | sprintf(fname, "%s.%d.%d", jobname, |
783 | td->thread_number, i); | |
7b05a215 JA |
784 | add_file(td, fname); |
785 | } | |
af52b345 | 786 | } |
0af7b542 | 787 | } |
ebac4655 | 788 | |
4e991c23 JA |
789 | if (fixup_options(td)) |
790 | goto err; | |
e0a22335 | 791 | |
de890a1e SL |
792 | /* |
793 | * IO engines only need this for option callbacks, and the address may | |
794 | * change in subprocesses. | |
795 | */ | |
796 | if (td->eo) | |
797 | *(struct thread_data **)td->eo = NULL; | |
798 | ||
07eb79df JA |
799 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
800 | struct fio_file *f; | |
801 | ||
802 | for_each_file(td, f, i) | |
803 | f->real_file_size = -1ULL; | |
804 | } | |
805 | ||
cdd18ad8 | 806 | td->mutex = fio_mutex_init(0); |
ebac4655 | 807 | |
83349190 YH |
808 | td->ts.clat_percentiles = td->o.clat_percentiles; |
809 | if (td->o.overwrite_plist) | |
802ad4a8 | 810 | memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 811 | else |
802ad4a8 | 812 | memcpy(td->ts.percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 813 | |
756867bd JA |
814 | td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; |
815 | td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; | |
02af0988 | 816 | td->ts.lat_stat[0].min_val = td->ts.lat_stat[1].min_val = ULONG_MAX; |
756867bd | 817 | td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; |
cdd5411e | 818 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 819 | |
755c3189 | 820 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 821 | prev_group_jobs = 0; |
ebac4655 | 822 | groupid++; |
3c5df6fa | 823 | } |
ebac4655 JA |
824 | |
825 | td->groupid = groupid; | |
3c5df6fa | 826 | prev_group_jobs++; |
ebac4655 | 827 | |
9c60ce64 JA |
828 | if (init_random_state(td)) |
829 | goto err; | |
830 | ||
ebac4655 JA |
831 | if (setup_rate(td)) |
832 | goto err; | |
833 | ||
2dc1bbeb | 834 | if (td->o.write_lat_log) { |
7b9f733a JA |
835 | setup_log(&td->lat_log); |
836 | setup_log(&td->slat_log); | |
837 | setup_log(&td->clat_log); | |
ebac4655 | 838 | } |
2dc1bbeb | 839 | if (td->o.write_bw_log) |
7b9f733a | 840 | setup_log(&td->bw_log); |
c8eeb9df JA |
841 | if (td->o.write_iops_log) |
842 | setup_log(&td->iops_log); | |
ebac4655 | 843 | |
2dc1bbeb JA |
844 | if (!td->o.name) |
845 | td->o.name = strdup(jobname); | |
01452055 | 846 | |
c6ae0a5b | 847 | if (!terse_output) { |
b990b5c0 | 848 | if (!job_add_num) { |
5ec10eaa JA |
849 | if (!strcmp(td->io_ops->name, "cpuio")) { |
850 | log_info("%s: ioengine=cpu, cpuload=%u," | |
851 | " cpucycle=%u\n", td->o.name, | |
852 | td->o.cpuload, | |
853 | td->o.cpucycle); | |
854 | } else { | |
f8977ee6 JA |
855 | char *c1, *c2, *c3, *c4; |
856 | ||
2dc1bbeb JA |
857 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
858 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
859 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
860 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
f8977ee6 | 861 | |
5ec10eaa JA |
862 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s," |
863 | " ioengine=%s, iodepth=%u\n", | |
864 | td->o.name, td->groupid, | |
865 | ddir_str[td->o.td_ddir], | |
866 | c1, c2, c3, c4, | |
867 | td->io_ops->name, | |
868 | td->o.iodepth); | |
f8977ee6 JA |
869 | |
870 | free(c1); | |
871 | free(c2); | |
872 | free(c3); | |
873 | free(c4); | |
874 | } | |
b990b5c0 | 875 | } else if (job_add_num == 1) |
6d86144d | 876 | log_info("...\n"); |
c6ae0a5b | 877 | } |
ebac4655 JA |
878 | |
879 | /* | |
880 | * recurse add identical jobs, clear numjobs and stonewall options | |
881 | * as they don't apply to sub-jobs | |
882 | */ | |
2dc1bbeb | 883 | numjobs = td->o.numjobs; |
ebac4655 | 884 | while (--numjobs) { |
de890a1e | 885 | struct thread_data *td_new = get_new_job(0, td, 1); |
ebac4655 JA |
886 | |
887 | if (!td_new) | |
888 | goto err; | |
889 | ||
2dc1bbeb JA |
890 | td_new->o.numjobs = 1; |
891 | td_new->o.stonewall = 0; | |
92c1d41f | 892 | td_new->o.new_group = 0; |
e132cbae JA |
893 | |
894 | if (file_alloced) { | |
2dc1bbeb | 895 | td_new->o.filename = NULL; |
e132cbae | 896 | td_new->files_index = 0; |
4e6ea2f1 | 897 | td_new->files_size = 0; |
e132cbae JA |
898 | td_new->files = NULL; |
899 | } | |
900 | ||
75154845 | 901 | job_add_num = numjobs - 1; |
ebac4655 | 902 | |
75154845 | 903 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
904 | goto err; |
905 | } | |
3c5df6fa | 906 | |
ebac4655 JA |
907 | return 0; |
908 | err: | |
909 | put_job(td); | |
910 | return -1; | |
911 | } | |
912 | ||
79d16311 JA |
913 | /* |
914 | * Parse as if 'o' was a command line | |
915 | */ | |
916 | void add_job_opts(const char **o) | |
917 | { | |
918 | struct thread_data *td, *td_parent; | |
919 | int i, in_global = 1; | |
920 | char jobname[32]; | |
921 | ||
922 | i = 0; | |
923 | td_parent = td = NULL; | |
924 | while (o[i]) { | |
925 | if (!strncmp(o[i], "name", 4)) { | |
926 | in_global = 0; | |
927 | if (td) | |
928 | add_job(td, jobname, 0); | |
929 | td = NULL; | |
930 | sprintf(jobname, "%s", o[i] + 5); | |
931 | } | |
932 | if (in_global && !td_parent) | |
de890a1e | 933 | td_parent = get_new_job(1, &def_thread, 0); |
79d16311 JA |
934 | else if (!in_global && !td) { |
935 | if (!td_parent) | |
936 | td_parent = &def_thread; | |
de890a1e | 937 | td = get_new_job(0, td_parent, 0); |
79d16311 JA |
938 | } |
939 | if (in_global) | |
940 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
941 | else | |
942 | fio_options_parse(td, (char **) &o[i], 1); | |
943 | i++; | |
944 | } | |
945 | ||
946 | if (td) | |
947 | add_job(td, jobname, 0); | |
948 | } | |
949 | ||
01f06b63 JA |
950 | static int skip_this_section(const char *name) |
951 | { | |
ad0a2735 JA |
952 | int i; |
953 | ||
954 | if (!nr_job_sections) | |
01f06b63 JA |
955 | return 0; |
956 | if (!strncmp(name, "global", 6)) | |
957 | return 0; | |
958 | ||
ad0a2735 JA |
959 | for (i = 0; i < nr_job_sections; i++) |
960 | if (!strcmp(job_sections[i], name)) | |
961 | return 0; | |
962 | ||
963 | return 1; | |
01f06b63 JA |
964 | } |
965 | ||
ebac4655 JA |
966 | static int is_empty_or_comment(char *line) |
967 | { | |
968 | unsigned int i; | |
969 | ||
970 | for (i = 0; i < strlen(line); i++) { | |
971 | if (line[i] == ';') | |
972 | return 1; | |
5cc2da30 IM |
973 | if (line[i] == '#') |
974 | return 1; | |
76cd9378 | 975 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
ebac4655 JA |
976 | return 0; |
977 | } | |
978 | ||
979 | return 1; | |
980 | } | |
981 | ||
07261983 JA |
982 | /* |
983 | * This is our [ini] type file parser. | |
984 | */ | |
50d16976 | 985 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
ebac4655 | 986 | { |
e1f36503 | 987 | unsigned int global; |
ebac4655 | 988 | struct thread_data *td; |
fee3bb48 | 989 | char *string, *name; |
ebac4655 JA |
990 | FILE *f; |
991 | char *p; | |
0c7e37a0 | 992 | int ret = 0, stonewall; |
097b2991 | 993 | int first_sect = 1; |
ccf8f127 | 994 | int skip_fgets = 0; |
01f06b63 | 995 | int inside_skip = 0; |
3b8b7135 JA |
996 | char **opts; |
997 | int i, alloc_opts, num_opts; | |
ebac4655 | 998 | |
50d16976 JA |
999 | if (is_buf) |
1000 | f = NULL; | |
1001 | else { | |
1002 | if (!strcmp(file, "-")) | |
1003 | f = stdin; | |
1004 | else | |
1005 | f = fopen(file, "r"); | |
5a729cbe | 1006 | |
50d16976 JA |
1007 | if (!f) { |
1008 | perror("fopen job file"); | |
1009 | return 1; | |
1010 | } | |
ebac4655 JA |
1011 | } |
1012 | ||
1013 | string = malloc(4096); | |
7f7e6e59 JA |
1014 | |
1015 | /* | |
1016 | * it's really 256 + small bit, 280 should suffice | |
1017 | */ | |
1018 | name = malloc(280); | |
1019 | memset(name, 0, 280); | |
ebac4655 | 1020 | |
3b8b7135 JA |
1021 | alloc_opts = 8; |
1022 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 1023 | num_opts = 0; |
3b8b7135 | 1024 | |
0c7e37a0 | 1025 | stonewall = stonewall_flag; |
7c124ac1 | 1026 | do { |
ccf8f127 JA |
1027 | /* |
1028 | * if skip_fgets is set, we already have loaded a line we | |
1029 | * haven't handled. | |
1030 | */ | |
1031 | if (!skip_fgets) { | |
50d16976 JA |
1032 | if (is_buf) |
1033 | p = strsep(&file, "\n"); | |
1034 | else | |
43f74792 | 1035 | p = fgets(string, 4096, f); |
ccf8f127 JA |
1036 | if (!p) |
1037 | break; | |
1038 | } | |
cdc7f193 | 1039 | |
ccf8f127 | 1040 | skip_fgets = 0; |
cdc7f193 | 1041 | strip_blank_front(&p); |
6c7c7da1 | 1042 | strip_blank_end(p); |
cdc7f193 | 1043 | |
ebac4655 JA |
1044 | if (is_empty_or_comment(p)) |
1045 | continue; | |
84dd1886 | 1046 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
1047 | if (inside_skip) |
1048 | continue; | |
5ec10eaa JA |
1049 | log_err("fio: option <%s> outside of [] job section\n", |
1050 | p); | |
088b4207 | 1051 | break; |
6c7c7da1 | 1052 | } |
ebac4655 | 1053 | |
7a4b80a1 JA |
1054 | name[strlen(name) - 1] = '\0'; |
1055 | ||
01f06b63 JA |
1056 | if (skip_this_section(name)) { |
1057 | inside_skip = 1; | |
1058 | continue; | |
1059 | } else | |
1060 | inside_skip = 0; | |
1061 | ||
ebac4655 JA |
1062 | global = !strncmp(name, "global", 6); |
1063 | ||
cca73aa7 | 1064 | if (dump_cmdline) { |
097b2991 JA |
1065 | if (first_sect) |
1066 | log_info("fio "); | |
cca73aa7 JA |
1067 | if (!global) |
1068 | log_info("--name=%s ", name); | |
097b2991 | 1069 | first_sect = 0; |
cca73aa7 JA |
1070 | } |
1071 | ||
de890a1e | 1072 | td = get_new_job(global, &def_thread, 0); |
45410acb JA |
1073 | if (!td) { |
1074 | ret = 1; | |
1075 | break; | |
1076 | } | |
ebac4655 | 1077 | |
972cfd25 JA |
1078 | /* |
1079 | * Seperate multiple job files by a stonewall | |
1080 | */ | |
f9481919 | 1081 | if (!global && stonewall) { |
2dc1bbeb | 1082 | td->o.stonewall = stonewall; |
972cfd25 JA |
1083 | stonewall = 0; |
1084 | } | |
1085 | ||
3b8b7135 JA |
1086 | num_opts = 0; |
1087 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
1088 | ||
50d16976 JA |
1089 | while (1) { |
1090 | if (is_buf) | |
1091 | p = strsep(&file, "\n"); | |
1092 | else | |
1093 | p = fgets(string, 4096, f); | |
1094 | if (!p) | |
1095 | break; | |
1096 | ||
ebac4655 JA |
1097 | if (is_empty_or_comment(p)) |
1098 | continue; | |
e1f36503 | 1099 | |
b6754f9d | 1100 | strip_blank_front(&p); |
7c124ac1 | 1101 | |
ccf8f127 JA |
1102 | /* |
1103 | * new section, break out and make sure we don't | |
1104 | * fgets() a new line at the top. | |
1105 | */ | |
1106 | if (p[0] == '[') { | |
1107 | skip_fgets = 1; | |
7c124ac1 | 1108 | break; |
ccf8f127 | 1109 | } |
7c124ac1 | 1110 | |
4ae3f763 | 1111 | strip_blank_end(p); |
aea47d44 | 1112 | |
3b8b7135 JA |
1113 | if (num_opts == alloc_opts) { |
1114 | alloc_opts <<= 1; | |
1115 | opts = realloc(opts, | |
1116 | alloc_opts * sizeof(char *)); | |
1117 | } | |
1118 | ||
1119 | opts[num_opts] = strdup(p); | |
1120 | num_opts++; | |
ebac4655 | 1121 | } |
ebac4655 | 1122 | |
3b8b7135 JA |
1123 | ret = fio_options_parse(td, opts, num_opts); |
1124 | if (!ret) { | |
1125 | if (dump_cmdline) | |
1126 | for (i = 0; i < num_opts; i++) | |
1127 | log_info("--%s ", opts[i]); | |
1128 | ||
45410acb | 1129 | ret = add_job(td, name, 0); |
3b8b7135 | 1130 | } else { |
b1508cf9 JA |
1131 | log_err("fio: job %s dropped\n", name); |
1132 | put_job(td); | |
45410acb | 1133 | } |
3b8b7135 JA |
1134 | |
1135 | for (i = 0; i < num_opts; i++) | |
1136 | free(opts[i]); | |
1137 | num_opts = 0; | |
7c124ac1 | 1138 | } while (!ret); |
ebac4655 | 1139 | |
cca73aa7 JA |
1140 | if (dump_cmdline) |
1141 | log_info("\n"); | |
1142 | ||
7e356b2d JA |
1143 | i = 0; |
1144 | while (i < nr_job_sections) { | |
1145 | free(job_sections[i]); | |
1146 | i++; | |
1147 | } | |
1148 | ||
3b8b7135 JA |
1149 | for (i = 0; i < num_opts; i++) |
1150 | free(opts[i]); | |
1151 | ||
ebac4655 JA |
1152 | free(string); |
1153 | free(name); | |
2577594d | 1154 | free(opts); |
50d16976 | 1155 | if (!is_buf && f != stdin) |
5a729cbe | 1156 | fclose(f); |
45410acb | 1157 | return ret; |
ebac4655 JA |
1158 | } |
1159 | ||
1160 | static int fill_def_thread(void) | |
1161 | { | |
1162 | memset(&def_thread, 0, sizeof(def_thread)); | |
1163 | ||
375b2695 | 1164 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1165 | def_thread.o.timeout = def_timeout; |
ebac4655 JA |
1166 | |
1167 | /* | |
ee738499 | 1168 | * fill default options |
ebac4655 | 1169 | */ |
214e1eca | 1170 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1171 | return 0; |
1172 | } | |
1173 | ||
45378b35 | 1174 | static void usage(const char *name) |
4785f995 | 1175 | { |
085399db | 1176 | printf("fio %s\n", fio_version_string); |
45378b35 | 1177 | printf("%s [options] [job options] <job file(s)>\n", name); |
83881283 JA |
1178 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n" |
1179 | "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" | |
1180 | "\t\t\tdiskutil,job,mutex,profile,time,net\n"); | |
1181 | printf(" --output\t\tWrite output to file\n"); | |
1182 | printf(" --timeout\t\tRuntime in seconds\n"); | |
1183 | printf(" --latency-log\t\tGenerate per-job latency logs\n"); | |
1184 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1185 | printf(" --minimal\t\tMinimal (terse) output\n"); | |
1186 | printf(" --version\t\tPrint version info and exit\n"); | |
75db6e2c | 1187 | printf(" --terse-version=x\tSet terse version output format to 'x'\n"); |
83881283 JA |
1188 | printf(" --help\t\tPrint this page\n"); |
1189 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" | |
5ec10eaa | 1190 | " them\n"); |
de890a1e SL |
1191 | printf(" --enghelp=engine\tPrint ioengine help, or list" |
1192 | " available ioengines\n"); | |
1193 | printf(" --enghelp=engine,cmd\tPrint help for an ioengine" | |
1194 | " cmd\n"); | |
83881283 JA |
1195 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
1196 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); | |
1197 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); | |
1198 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" | |
5ec10eaa | 1199 | " writes\n"); |
83881283 JA |
1200 | printf(" --section=name\tOnly run specified section in job file\n"); |
1201 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" | |
2b386d25 | 1202 | " (def 1024)\n"); |
83881283 JA |
1203 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
1204 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); | |
1205 | printf(" --server=args\t\tStart a backend fio server\n"); | |
1206 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); | |
1207 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); | |
aa58d252 | 1208 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
83881283 | 1209 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
4785f995 JA |
1210 | } |
1211 | ||
79e48f72 | 1212 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1213 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1214 | { .name = "process", .shift = FD_PROCESS, }, |
1215 | { .name = "file", .shift = FD_FILE, }, | |
1216 | { .name = "io", .shift = FD_IO, }, | |
1217 | { .name = "mem", .shift = FD_MEM, }, | |
1218 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1219 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1220 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1221 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1222 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1223 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1224 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1225 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1226 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1227 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1228 | { .name = NULL, }, |
ee56ad50 JA |
1229 | }; |
1230 | ||
c09823ab | 1231 | static int set_debug(const char *string) |
ee56ad50 JA |
1232 | { |
1233 | struct debug_level *dl; | |
1234 | char *p = (char *) string; | |
1235 | char *opt; | |
1236 | int i; | |
1237 | ||
1238 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1239 | log_info("fio: dumping debug options:"); |
1240 | for (i = 0; debug_levels[i].name; i++) { | |
1241 | dl = &debug_levels[i]; | |
1242 | log_info("%s,", dl->name); | |
1243 | } | |
bd6f78b2 | 1244 | log_info("all\n"); |
c09823ab | 1245 | return 1; |
ee56ad50 JA |
1246 | } |
1247 | ||
1248 | while ((opt = strsep(&p, ",")) != NULL) { | |
1249 | int found = 0; | |
1250 | ||
5e1d306e JA |
1251 | if (!strncmp(opt, "all", 3)) { |
1252 | log_info("fio: set all debug options\n"); | |
1253 | fio_debug = ~0UL; | |
1254 | continue; | |
1255 | } | |
1256 | ||
ee56ad50 JA |
1257 | for (i = 0; debug_levels[i].name; i++) { |
1258 | dl = &debug_levels[i]; | |
5e1d306e JA |
1259 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1260 | if (!found) | |
1261 | continue; | |
1262 | ||
1263 | if (dl->shift == FD_JOB) { | |
1264 | opt = strchr(opt, ':'); | |
1265 | if (!opt) { | |
1266 | log_err("fio: missing job number\n"); | |
1267 | break; | |
1268 | } | |
1269 | opt++; | |
1270 | fio_debug_jobno = atoi(opt); | |
1271 | log_info("fio: set debug jobno %d\n", | |
1272 | fio_debug_jobno); | |
1273 | } else { | |
ee56ad50 | 1274 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1275 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1276 | } |
5e1d306e | 1277 | break; |
ee56ad50 JA |
1278 | } |
1279 | ||
1280 | if (!found) | |
1281 | log_err("fio: debug mask %s not found\n", opt); | |
1282 | } | |
c09823ab | 1283 | return 0; |
ee56ad50 | 1284 | } |
79e48f72 | 1285 | #else |
69b98d4c | 1286 | static int set_debug(const char *string) |
79e48f72 JA |
1287 | { |
1288 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1289 | return 1; |
79e48f72 JA |
1290 | } |
1291 | #endif | |
9ac8a797 | 1292 | |
4c6107ff JA |
1293 | static void fio_options_fill_optstring(void) |
1294 | { | |
1295 | char *ostr = cmd_optstr; | |
1296 | int i, c; | |
1297 | ||
1298 | c = i = 0; | |
1299 | while (l_opts[i].name) { | |
1300 | ostr[c++] = l_opts[i].val; | |
1301 | if (l_opts[i].has_arg == required_argument) | |
1302 | ostr[c++] = ':'; | |
1303 | else if (l_opts[i].has_arg == optional_argument) { | |
1304 | ostr[c++] = ':'; | |
1305 | ostr[c++] = ':'; | |
1306 | } | |
1307 | i++; | |
1308 | } | |
1309 | ostr[c] = '\0'; | |
1310 | } | |
1311 | ||
c2c94585 JA |
1312 | static int client_flag_set(char c) |
1313 | { | |
1314 | int i; | |
1315 | ||
1316 | i = 0; | |
1317 | while (l_opts[i].name) { | |
1318 | int val = l_opts[i].val; | |
1319 | ||
1320 | if (c == (val & 0xff)) | |
1321 | return (val & FIO_CLIENT_FLAG); | |
1322 | ||
1323 | i++; | |
1324 | } | |
1325 | ||
1326 | return 0; | |
1327 | } | |
1328 | ||
fa2ea806 | 1329 | void parse_cmd_client(void *client, char *opt) |
7a4b8240 | 1330 | { |
fa2ea806 | 1331 | fio_client_add_cmd_option(client, opt); |
7a4b8240 JA |
1332 | } |
1333 | ||
81179eec | 1334 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1335 | { |
b4692828 | 1336 | struct thread_data *td = NULL; |
c09823ab | 1337 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1338 | char *ostr = cmd_optstr; |
402668f3 | 1339 | void *pid_file = NULL; |
9bae26e8 | 1340 | void *cur_client = NULL; |
81179eec | 1341 | int backend = 0; |
ebac4655 | 1342 | |
c2c94585 JA |
1343 | /* |
1344 | * Reset optind handling, since we may call this multiple times | |
1345 | * for the backend. | |
1346 | */ | |
1347 | optind = 1; | |
7a4b8240 | 1348 | |
c2c94585 | 1349 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
085399db JA |
1350 | did_arg = 1; |
1351 | ||
c2c94585 | 1352 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
fa2ea806 | 1353 | parse_cmd_client(cur_client, argv[optind - 1]); |
7a4b8240 JA |
1354 | c &= ~FIO_CLIENT_FLAG; |
1355 | } | |
1356 | ||
ebac4655 | 1357 | switch (c) { |
2b386d25 JA |
1358 | case 'a': |
1359 | smalloc_pool_size = atoi(optarg); | |
1360 | break; | |
b4692828 | 1361 | case 't': |
8c029376 | 1362 | def_timeout = atoi(optarg); |
b4692828 JA |
1363 | break; |
1364 | case 'l': | |
1365 | write_lat_log = 1; | |
1366 | break; | |
3d73e5a9 | 1367 | case 'b': |
b4692828 JA |
1368 | write_bw_log = 1; |
1369 | break; | |
1370 | case 'o': | |
1371 | f_out = fopen(optarg, "w+"); | |
1372 | if (!f_out) { | |
1373 | perror("fopen output"); | |
1374 | exit(1); | |
1375 | } | |
1376 | f_err = f_out; | |
1377 | break; | |
1378 | case 'm': | |
1379 | terse_output = 1; | |
1380 | break; | |
1381 | case 'h': | |
7874f8b7 | 1382 | if (!cur_client) { |
c2c94585 | 1383 | usage(argv[0]); |
7874f8b7 JA |
1384 | do_exit++; |
1385 | } | |
c2c94585 | 1386 | break; |
fd28ca49 | 1387 | case 'c': |
7874f8b7 | 1388 | if (!cur_client) { |
c2c94585 | 1389 | fio_show_option_help(optarg); |
7874f8b7 JA |
1390 | do_exit++; |
1391 | } | |
c2c94585 | 1392 | break; |
de890a1e SL |
1393 | case 'i': |
1394 | if (!cur_client) { | |
1395 | fio_show_ioengine_help(optarg); | |
1396 | do_exit++; | |
1397 | } | |
1398 | break; | |
cca73aa7 JA |
1399 | case 's': |
1400 | dump_cmdline = 1; | |
1401 | break; | |
724e4435 JA |
1402 | case 'r': |
1403 | read_only = 1; | |
1404 | break; | |
b4692828 | 1405 | case 'v': |
7874f8b7 | 1406 | if (!cur_client) { |
085399db | 1407 | log_info("fio %s\n", fio_version_string); |
7874f8b7 JA |
1408 | do_exit++; |
1409 | } | |
c2c94585 | 1410 | break; |
f57a9c59 JA |
1411 | case 'V': |
1412 | terse_version = atoi(optarg); | |
4d658652 | 1413 | if (!(terse_version == 2 || terse_version == 3)) { |
f57a9c59 JA |
1414 | log_err("fio: bad terse version format\n"); |
1415 | exit_val = 1; | |
1416 | do_exit++; | |
1417 | } | |
1418 | break; | |
e592a06b AC |
1419 | case 'e': |
1420 | if (!strcmp("always", optarg)) | |
1421 | eta_print = FIO_ETA_ALWAYS; | |
1422 | else if (!strcmp("never", optarg)) | |
1423 | eta_print = FIO_ETA_NEVER; | |
1424 | break; | |
ee56ad50 | 1425 | case 'd': |
c09823ab JA |
1426 | if (set_debug(optarg)) |
1427 | do_exit++; | |
ee56ad50 | 1428 | break; |
ad0a2735 JA |
1429 | case 'x': { |
1430 | size_t new_size; | |
1431 | ||
01f06b63 | 1432 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1433 | log_err("fio: can't use global as only " |
1434 | "section\n"); | |
c09823ab JA |
1435 | do_exit++; |
1436 | exit_val = 1; | |
01f06b63 JA |
1437 | break; |
1438 | } | |
ad0a2735 JA |
1439 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1440 | job_sections = realloc(job_sections, new_size); | |
1441 | job_sections[nr_job_sections] = strdup(optarg); | |
1442 | nr_job_sections++; | |
01f06b63 | 1443 | break; |
ad0a2735 | 1444 | } |
9ac8a797 | 1445 | case 'p': |
07b3232d | 1446 | exec_profile = strdup(optarg); |
9ac8a797 | 1447 | break; |
b4692828 | 1448 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1449 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1450 | char *val = optarg; |
1451 | ||
c2b1e753 | 1452 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1453 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1454 | if (ret) |
c2b1e753 | 1455 | return 0; |
c2b1e753 JA |
1456 | td = NULL; |
1457 | } | |
b4692828 | 1458 | if (!td) { |
01f06b63 | 1459 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1460 | int global = 0; |
1461 | ||
01f06b63 | 1462 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1463 | global = 1; |
c2b1e753 | 1464 | |
01f06b63 JA |
1465 | if (is_section && skip_this_section(val)) |
1466 | continue; | |
1467 | ||
de890a1e SL |
1468 | td = get_new_job(global, &def_thread, 1); |
1469 | if (!td || ioengine_load(td)) | |
b4692828 | 1470 | return 0; |
de890a1e | 1471 | fio_options_set_ioengine_opts(l_opts, td); |
b4692828 | 1472 | } |
38d0adb0 | 1473 | |
214e1eca | 1474 | ret = fio_cmd_option_parse(td, opt, val); |
de890a1e SL |
1475 | |
1476 | if (!ret && !strcmp(opt, "ioengine")) { | |
1477 | free_ioengine(td); | |
1478 | if (ioengine_load(td)) | |
1479 | return 0; | |
1480 | fio_options_set_ioengine_opts(l_opts, td); | |
1481 | } | |
1482 | break; | |
1483 | } | |
1484 | case FIO_GETOPT_IOENGINE: { | |
1485 | const char *opt = l_opts[lidx].name; | |
1486 | char *val = optarg; | |
1487 | opt = l_opts[lidx].name; | |
1488 | val = optarg; | |
1489 | ret = fio_cmd_ioengine_option_parse(td, opt, val); | |
b4692828 JA |
1490 | break; |
1491 | } | |
a9523c6f JA |
1492 | case 'w': |
1493 | warnings_fatal = 1; | |
1494 | break; | |
fca70358 JA |
1495 | case 'j': |
1496 | max_jobs = atoi(optarg); | |
1497 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1498 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1499 | do_exit++; | |
1500 | exit_val = 1; | |
1501 | } | |
1502 | break; | |
50d16976 | 1503 | case 'S': |
a37f69b7 | 1504 | if (nr_clients) { |
132159a5 JA |
1505 | log_err("fio: can't be both client and server\n"); |
1506 | do_exit++; | |
1507 | exit_val = 1; | |
1508 | break; | |
1509 | } | |
87aa8f19 | 1510 | if (optarg) |
bebe6398 | 1511 | fio_server_set_arg(optarg); |
50d16976 | 1512 | is_backend = 1; |
81179eec | 1513 | backend = 1; |
50d16976 | 1514 | break; |
e46d8091 | 1515 | case 'D': |
402668f3 | 1516 | pid_file = strdup(optarg); |
e46d8091 | 1517 | break; |
132159a5 JA |
1518 | case 'C': |
1519 | if (is_backend) { | |
1520 | log_err("fio: can't be both client and server\n"); | |
1521 | do_exit++; | |
1522 | exit_val = 1; | |
1523 | break; | |
1524 | } | |
bebe6398 JA |
1525 | if (fio_client_add(optarg, &cur_client)) { |
1526 | log_err("fio: failed adding client %s\n", optarg); | |
1527 | do_exit++; | |
1528 | exit_val = 1; | |
1529 | break; | |
1530 | } | |
132159a5 | 1531 | break; |
b4692828 | 1532 | default: |
c09823ab JA |
1533 | do_exit++; |
1534 | exit_val = 1; | |
b4692828 | 1535 | break; |
ebac4655 | 1536 | } |
c7d5c941 JA |
1537 | if (do_exit) |
1538 | break; | |
ebac4655 | 1539 | } |
c9fad893 | 1540 | |
c2c94585 JA |
1541 | if (do_exit) { |
1542 | if (exit_val && !(is_backend || nr_clients)) | |
1543 | exit(exit_val); | |
1544 | } | |
536582bf | 1545 | |
a37f69b7 | 1546 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1547 | do_exit++; |
1548 | exit_val = 1; | |
cdf54d85 | 1549 | return -1; |
132159a5 JA |
1550 | } |
1551 | ||
81179eec | 1552 | if (is_backend && backend) |
402668f3 | 1553 | return fio_start_server(pid_file); |
50d16976 | 1554 | |
b4692828 | 1555 | if (td) { |
7d6a8904 | 1556 | if (!ret) |
2dc1bbeb | 1557 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1558 | } |
774a6177 | 1559 | |
7874f8b7 | 1560 | while (!ret && optind < argc) { |
b4692828 JA |
1561 | ini_idx++; |
1562 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1563 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1564 | optind++; | |
eb8bbf48 | 1565 | } |
972cfd25 JA |
1566 | |
1567 | return ini_idx; | |
ebac4655 JA |
1568 | } |
1569 | ||
ebac4655 JA |
1570 | int parse_options(int argc, char *argv[]) |
1571 | { | |
972cfd25 JA |
1572 | int job_files, i; |
1573 | ||
b4692828 JA |
1574 | f_out = stdout; |
1575 | f_err = stderr; | |
1576 | ||
4c6107ff | 1577 | fio_options_fill_optstring(); |
5ec10eaa | 1578 | fio_options_dup_and_init(l_opts); |
b4692828 | 1579 | |
9d9eb2e7 JA |
1580 | atexit(free_shm); |
1581 | ||
ebac4655 JA |
1582 | if (fill_def_thread()) |
1583 | return 1; | |
1584 | ||
972cfd25 | 1585 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1586 | |
cdf54d85 JA |
1587 | if (job_files > 0) { |
1588 | for (i = 0; i < job_files; i++) { | |
1589 | if (fill_def_thread()) | |
132159a5 | 1590 | return 1; |
cdf54d85 JA |
1591 | if (nr_clients) { |
1592 | if (fio_clients_send_ini(ini_file[i])) | |
1593 | return 1; | |
1594 | free(ini_file[i]); | |
1595 | } else if (!is_backend) { | |
1596 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1597 | return 1; | |
1598 | free(ini_file[i]); | |
1599 | } | |
132159a5 | 1600 | } |
972cfd25 | 1601 | } |
ebac4655 | 1602 | |
88c6ed80 | 1603 | free(ini_file); |
7e356b2d | 1604 | fio_options_free(&def_thread); |
b4692828 JA |
1605 | |
1606 | if (!thread_number) { | |
cca73aa7 JA |
1607 | if (dump_cmdline) |
1608 | return 0; | |
07b3232d JA |
1609 | if (exec_profile) |
1610 | return 0; | |
a37f69b7 | 1611 | if (is_backend || nr_clients) |
5c341e9a | 1612 | return 0; |
085399db JA |
1613 | if (did_arg) |
1614 | return 0; | |
cca73aa7 | 1615 | |
d65e11c6 | 1616 | log_err("No jobs(s) defined\n\n"); |
085399db JA |
1617 | |
1618 | if (!did_arg) { | |
1619 | usage(argv[0]); | |
1620 | return 1; | |
1621 | } | |
1622 | ||
1623 | return 0; | |
b4692828 JA |
1624 | } |
1625 | ||
be4ecfdf JA |
1626 | if (def_thread.o.gtod_offload) { |
1627 | fio_gtod_init(); | |
1628 | fio_gtod_offload = 1; | |
1629 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1630 | } | |
1631 | ||
f6dea4d3 JA |
1632 | if (!terse_output) |
1633 | log_info("fio %s\n", fio_version_string); | |
1634 | ||
ebac4655 JA |
1635 | return 0; |
1636 | } |