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 | ||
692a5d22 | 26 | const char fio_version_string[] = FIO_VERSION; |
214e1eca | 27 | |
ee738499 | 28 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 29 | |
214e1eca | 30 | static char **ini_file; |
fca70358 | 31 | static int max_jobs = FIO_MAX_JOBS; |
cca73aa7 | 32 | static int dump_cmdline; |
8c029376 | 33 | static int def_timeout; |
e1f36503 | 34 | |
be4ecfdf | 35 | static struct thread_data def_thread; |
214e1eca | 36 | struct thread_data *threads = NULL; |
e1f36503 | 37 | |
214e1eca | 38 | int exitall_on_terminate = 0; |
f3afa57e | 39 | int output_format = FIO_OUTPUT_NORMAL; |
e592a06b | 40 | int eta_print; |
214e1eca JA |
41 | unsigned long long mlock_size = 0; |
42 | FILE *f_out = NULL; | |
43 | FILE *f_err = NULL; | |
ad0a2735 JA |
44 | char **job_sections = NULL; |
45 | int nr_job_sections = 0; | |
07b3232d | 46 | char *exec_profile = NULL; |
a9523c6f | 47 | int warnings_fatal = 0; |
4d658652 | 48 | int terse_version = 3; |
50d16976 | 49 | int is_backend = 0; |
a37f69b7 | 50 | int nr_clients = 0; |
e46d8091 | 51 | int log_syslog = 0; |
ee738499 | 52 | |
214e1eca | 53 | int write_bw_log = 0; |
4241ea8f | 54 | int read_only = 0; |
214e1eca | 55 | |
5ec10eaa | 56 | static int write_lat_log; |
e1f36503 | 57 | |
214e1eca | 58 | static int prev_group_jobs; |
b4692828 | 59 | |
ee56ad50 | 60 | unsigned long fio_debug = 0; |
5e1d306e JA |
61 | unsigned int fio_debug_jobno = -1; |
62 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 63 | |
4c6107ff | 64 | static char cmd_optstr[256]; |
085399db | 65 | static int did_arg; |
4c6107ff | 66 | |
802ad4a8 | 67 | const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = { |
b4b317df SL |
68 | { .u.f = 1.00 }, |
69 | { .u.f = 5.00 }, | |
70 | { .u.f = 10.00 }, | |
71 | { .u.f = 20.00 }, | |
72 | { .u.f = 30.00 }, | |
73 | { .u.f = 40.00 }, | |
74 | { .u.f = 50.00 }, | |
75 | { .u.f = 60.00 }, | |
76 | { .u.f = 70.00 }, | |
77 | { .u.f = 80.00 }, | |
78 | { .u.f = 90.00 }, | |
79 | { .u.f = 95.00 }, | |
80 | { .u.f = 99.00 }, | |
81 | { .u.f = 99.50 }, | |
82 | { .u.f = 99.90 }, | |
83 | { .u.f = 99.95 }, | |
84 | { .u.f = 99.99 }, | |
802ad4a8 JA |
85 | }; |
86 | ||
7a4b8240 JA |
87 | #define FIO_CLIENT_FLAG (1 << 16) |
88 | ||
b4692828 JA |
89 | /* |
90 | * Command line options. These will contain the above, plus a few | |
91 | * extra that only pertain to fio itself and not jobs. | |
92 | */ | |
5ec10eaa | 93 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 94 | { |
08d2a19c | 95 | .name = (char *) "output", |
b4692828 | 96 | .has_arg = required_argument, |
7a4b8240 | 97 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
98 | }, |
99 | { | |
08d2a19c | 100 | .name = (char *) "timeout", |
b4692828 | 101 | .has_arg = required_argument, |
7a4b8240 | 102 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
103 | }, |
104 | { | |
08d2a19c | 105 | .name = (char *) "latency-log", |
b4692828 | 106 | .has_arg = required_argument, |
7a4b8240 | 107 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
108 | }, |
109 | { | |
08d2a19c | 110 | .name = (char *) "bandwidth-log", |
b4692828 | 111 | .has_arg = required_argument, |
7a4b8240 | 112 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
113 | }, |
114 | { | |
08d2a19c | 115 | .name = (char *) "minimal", |
b4692828 | 116 | .has_arg = optional_argument, |
7a4b8240 | 117 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 | 118 | }, |
cc372b17 | 119 | { |
f3afa57e | 120 | .name = (char *) "output-format", |
cc372b17 | 121 | .has_arg = optional_argument, |
f3afa57e | 122 | .val = 'F' | FIO_CLIENT_FLAG, |
cc372b17 | 123 | }, |
b4692828 | 124 | { |
08d2a19c | 125 | .name = (char *) "version", |
b4692828 | 126 | .has_arg = no_argument, |
7a4b8240 | 127 | .val = 'v' | FIO_CLIENT_FLAG, |
b4692828 | 128 | }, |
fd28ca49 | 129 | { |
08d2a19c | 130 | .name = (char *) "help", |
fd28ca49 | 131 | .has_arg = no_argument, |
7a4b8240 | 132 | .val = 'h' | FIO_CLIENT_FLAG, |
fd28ca49 JA |
133 | }, |
134 | { | |
08d2a19c | 135 | .name = (char *) "cmdhelp", |
320beefe | 136 | .has_arg = optional_argument, |
7a4b8240 | 137 | .val = 'c' | FIO_CLIENT_FLAG, |
fd28ca49 | 138 | }, |
de890a1e SL |
139 | { |
140 | .name = (char *) "enghelp", | |
141 | .has_arg = optional_argument, | |
142 | .val = 'i' | FIO_CLIENT_FLAG, | |
143 | }, | |
cca73aa7 | 144 | { |
08d2a19c | 145 | .name = (char *) "showcmd", |
cca73aa7 | 146 | .has_arg = no_argument, |
7a4b8240 | 147 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
148 | }, |
149 | { | |
08d2a19c | 150 | .name = (char *) "readonly", |
724e4435 | 151 | .has_arg = no_argument, |
7a4b8240 | 152 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 153 | }, |
e592a06b | 154 | { |
08d2a19c | 155 | .name = (char *) "eta", |
e592a06b | 156 | .has_arg = required_argument, |
7a4b8240 | 157 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 158 | }, |
ee56ad50 | 159 | { |
08d2a19c | 160 | .name = (char *) "debug", |
ee56ad50 | 161 | .has_arg = required_argument, |
7a4b8240 | 162 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 163 | }, |
01f06b63 | 164 | { |
08d2a19c | 165 | .name = (char *) "section", |
01f06b63 | 166 | .has_arg = required_argument, |
7a4b8240 | 167 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 168 | }, |
2b386d25 | 169 | { |
08d2a19c | 170 | .name = (char *) "alloc-size", |
2b386d25 | 171 | .has_arg = required_argument, |
7a4b8240 | 172 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 173 | }, |
9ac8a797 | 174 | { |
08d2a19c | 175 | .name = (char *) "profile", |
9ac8a797 | 176 | .has_arg = required_argument, |
7a4b8240 | 177 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 178 | }, |
a9523c6f | 179 | { |
08d2a19c | 180 | .name = (char *) "warnings-fatal", |
a9523c6f | 181 | .has_arg = no_argument, |
7a4b8240 | 182 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 183 | }, |
fca70358 JA |
184 | { |
185 | .name = (char *) "max-jobs", | |
186 | .has_arg = required_argument, | |
7a4b8240 | 187 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 188 | }, |
f57a9c59 JA |
189 | { |
190 | .name = (char *) "terse-version", | |
191 | .has_arg = required_argument, | |
7a4b8240 | 192 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 193 | }, |
50d16976 JA |
194 | { |
195 | .name = (char *) "server", | |
87aa8f19 | 196 | .has_arg = optional_argument, |
50d16976 JA |
197 | .val = 'S', |
198 | }, | |
e46d8091 | 199 | { .name = (char *) "daemonize", |
402668f3 | 200 | .has_arg = required_argument, |
e46d8091 JA |
201 | .val = 'D', |
202 | }, | |
132159a5 JA |
203 | { |
204 | .name = (char *) "client", | |
205 | .has_arg = required_argument, | |
206 | .val = 'C', | |
207 | }, | |
b4692828 JA |
208 | { |
209 | .name = NULL, | |
210 | }, | |
211 | }; | |
212 | ||
9d9eb2e7 JA |
213 | static void free_shm(void) |
214 | { | |
215 | struct shmid_ds sbuf; | |
216 | ||
217 | if (threads) { | |
218 | void *tp = threads; | |
219 | ||
220 | threads = NULL; | |
221 | file_hash_exit(); | |
9e684a49 | 222 | flow_exit(); |
9d9eb2e7 JA |
223 | fio_debug_jobp = NULL; |
224 | shmdt(tp); | |
225 | shmctl(shm_id, IPC_RMID, &sbuf); | |
226 | } | |
227 | ||
228 | scleanup(); | |
229 | } | |
230 | ||
231 | /* | |
232 | * The thread area is shared between the main process and the job | |
233 | * threads/processes. So setup a shared memory segment that will hold | |
234 | * all the job info. We use the end of the region for keeping track of | |
235 | * open files across jobs, for file sharing. | |
236 | */ | |
237 | static int setup_thread_area(void) | |
238 | { | |
239 | void *hash; | |
240 | ||
241 | if (threads) | |
242 | return 0; | |
243 | ||
244 | /* | |
245 | * 1024 is too much on some machines, scale max_jobs if | |
246 | * we get a failure that looks like too large a shm segment | |
247 | */ | |
248 | do { | |
249 | size_t size = max_jobs * sizeof(struct thread_data); | |
250 | ||
251 | size += file_hash_size; | |
252 | size += sizeof(unsigned int); | |
253 | ||
254 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
255 | if (shm_id != -1) | |
256 | break; | |
f0c77f03 | 257 | if (errno != EINVAL && errno != ENOMEM && errno != ENOSPC) { |
9d9eb2e7 JA |
258 | perror("shmget"); |
259 | break; | |
260 | } | |
261 | ||
262 | max_jobs >>= 1; | |
263 | } while (max_jobs); | |
264 | ||
265 | if (shm_id == -1) | |
266 | return 1; | |
267 | ||
268 | threads = shmat(shm_id, NULL, 0); | |
269 | if (threads == (void *) -1) { | |
270 | perror("shmat"); | |
271 | return 1; | |
272 | } | |
273 | ||
274 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
275 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
276 | fio_debug_jobp = (void *) hash + file_hash_size; | |
277 | *fio_debug_jobp = -1; | |
278 | file_hash_init(hash); | |
9e684a49 DE |
279 | |
280 | flow_init(); | |
281 | ||
9d9eb2e7 JA |
282 | return 0; |
283 | } | |
284 | ||
906c8d75 JA |
285 | /* |
286 | * Return a free job structure. | |
287 | */ | |
de890a1e SL |
288 | static struct thread_data *get_new_job(int global, struct thread_data *parent, |
289 | int preserve_eo) | |
ebac4655 JA |
290 | { |
291 | struct thread_data *td; | |
292 | ||
293 | if (global) | |
294 | return &def_thread; | |
9d9eb2e7 JA |
295 | if (setup_thread_area()) { |
296 | log_err("error: failed to setup shm segment\n"); | |
297 | return NULL; | |
298 | } | |
e61f1ec8 BC |
299 | if (thread_number >= max_jobs) { |
300 | log_err("error: maximum number of jobs (%d) reached.\n", | |
301 | max_jobs); | |
ebac4655 | 302 | return NULL; |
e61f1ec8 | 303 | } |
ebac4655 JA |
304 | |
305 | td = &threads[thread_number++]; | |
ddaeaa5a | 306 | *td = *parent; |
ebac4655 | 307 | |
de890a1e SL |
308 | td->io_ops = NULL; |
309 | if (!preserve_eo) | |
310 | td->eo = NULL; | |
311 | ||
e0b0d892 JA |
312 | td->o.uid = td->o.gid = -1U; |
313 | ||
cade3ef4 | 314 | dup_files(td, parent); |
de890a1e | 315 | fio_options_mem_dupe(td); |
cade3ef4 | 316 | |
15dc1934 JA |
317 | profile_add_hooks(td); |
318 | ||
ebac4655 | 319 | td->thread_number = thread_number; |
108fea77 JA |
320 | |
321 | if (!parent || !parent->o.group_reporting) | |
322 | stat_number++; | |
323 | ||
ebac4655 JA |
324 | return td; |
325 | } | |
326 | ||
327 | static void put_job(struct thread_data *td) | |
328 | { | |
549577a7 JA |
329 | if (td == &def_thread) |
330 | return; | |
84dd1886 | 331 | |
58c55ba0 | 332 | profile_td_exit(td); |
9e684a49 | 333 | flow_exit_job(td); |
549577a7 | 334 | |
16edf25d | 335 | if (td->error) |
6d86144d | 336 | log_info("fio: %s\n", td->verror); |
16edf25d | 337 | |
7e356b2d | 338 | fio_options_free(td); |
de890a1e SL |
339 | if (td->io_ops) |
340 | free_ioengine(td); | |
7e356b2d | 341 | |
ebac4655 JA |
342 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
343 | thread_number--; | |
344 | } | |
345 | ||
581e7141 | 346 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
127f6865 | 347 | { |
581e7141 | 348 | unsigned int bs = td->o.min_bs[ddir]; |
127f6865 | 349 | |
ff58fced JA |
350 | assert(ddir_rw(ddir)); |
351 | ||
ba3e4e0c | 352 | if (td->o.rate[ddir]) |
1b8dbf25 | 353 | td->rate_bps[ddir] = td->o.rate[ddir]; |
ba3e4e0c | 354 | else |
1b8dbf25 | 355 | td->rate_bps[ddir] = td->o.rate_iops[ddir] * bs; |
127f6865 | 356 | |
1b8dbf25 | 357 | if (!td->rate_bps[ddir]) { |
127f6865 JA |
358 | log_err("rate lower than supported\n"); |
359 | return -1; | |
360 | } | |
361 | ||
581e7141 | 362 | td->rate_pending_usleep[ddir] = 0; |
127f6865 JA |
363 | return 0; |
364 | } | |
365 | ||
581e7141 JA |
366 | static int setup_rate(struct thread_data *td) |
367 | { | |
368 | int ret = 0; | |
369 | ||
370 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) | |
371 | ret = __setup_rate(td, DDIR_READ); | |
372 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) | |
373 | ret |= __setup_rate(td, DDIR_WRITE); | |
6eaf09d6 SL |
374 | if (td->o.rate[DDIR_TRIM] || td->o.rate_iops[DDIR_TRIM]) |
375 | ret |= __setup_rate(td, DDIR_TRIM); | |
581e7141 JA |
376 | |
377 | return ret; | |
378 | } | |
379 | ||
8347239a JA |
380 | static int fixed_block_size(struct thread_options *o) |
381 | { | |
382 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
383 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
6eaf09d6 SL |
384 | o->min_bs[DDIR_TRIM] == o->max_bs[DDIR_TRIM] && |
385 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE] && | |
386 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_TRIM]; | |
8347239a JA |
387 | } |
388 | ||
dad915e3 JA |
389 | /* |
390 | * Lazy way of fixing up options that depend on each other. We could also | |
391 | * define option callback handlers, but this is easier. | |
392 | */ | |
4e991c23 | 393 | static int fixup_options(struct thread_data *td) |
e1f36503 | 394 | { |
2dc1bbeb | 395 | struct thread_options *o = &td->o; |
ff217451 | 396 | int ret = 0; |
dad915e3 | 397 | |
f356d01d | 398 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 399 | if (!o->use_thread) { |
f356d01d JA |
400 | log_info("fio: this platform does not support process shared" |
401 | " mutexes, forcing use of threads. Use the 'thread'" | |
402 | " option to get rid of this warning.\n"); | |
9bbf57cc | 403 | o->use_thread = 1; |
a9523c6f | 404 | ret = warnings_fatal; |
f356d01d JA |
405 | } |
406 | #endif | |
407 | ||
2dc1bbeb | 408 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 409 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
410 | free(o->write_iolog_file); |
411 | o->write_iolog_file = NULL; | |
a9523c6f | 412 | ret = warnings_fatal; |
076efc7c | 413 | } |
16b462ae | 414 | |
16b462ae | 415 | /* |
ed335855 | 416 | * only really works with 1 file |
16b462ae | 417 | */ |
ed335855 | 418 | if (o->zone_size && o->open_files == 1) |
2dc1bbeb | 419 | o->zone_size = 0; |
16b462ae | 420 | |
ed335855 SN |
421 | /* |
422 | * If zone_range isn't specified, backward compatibility dictates it | |
423 | * should be made equal to zone_size. | |
424 | */ | |
425 | if (o->zone_size && !o->zone_range) | |
426 | o->zone_range = o->zone_size; | |
427 | ||
16b462ae JA |
428 | /* |
429 | * Reads can do overwrites, we always need to pre-create the file | |
430 | */ | |
431 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 432 | o->overwrite = 1; |
16b462ae | 433 | |
2dc1bbeb | 434 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 435 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
436 | if (!o->max_bs[DDIR_READ]) |
437 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
438 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 439 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
440 | if (!o->max_bs[DDIR_WRITE]) |
441 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
6eaf09d6 SL |
442 | if (!o->min_bs[DDIR_TRIM]) |
443 | o->min_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
444 | if (!o->max_bs[DDIR_TRIM]) | |
445 | o->max_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
446 | ||
a00735e6 | 447 | |
2dc1bbeb | 448 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
6eaf09d6 | 449 | o->rw_min_bs = min(o->min_bs[DDIR_TRIM], o->rw_min_bs); |
a00735e6 | 450 | |
2b7a01d0 JA |
451 | /* |
452 | * For random IO, allow blockalign offset other than min_bs. | |
453 | */ | |
454 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
455 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
456 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
457 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
6eaf09d6 SL |
458 | if (!o->ba[DDIR_TRIM] || !td_random(td)) |
459 | o->ba[DDIR_TRIM] = o->min_bs[DDIR_TRIM]; | |
2b7a01d0 JA |
460 | |
461 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
6eaf09d6 SL |
462 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE] || |
463 | o->ba[DDIR_TRIM] != o->min_bs[DDIR_TRIM]) && | |
9bbf57cc | 464 | !o->norandommap) { |
2b7a01d0 | 465 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 466 | o->norandommap = 1; |
a9523c6f | 467 | ret = warnings_fatal; |
2b7a01d0 JA |
468 | } |
469 | ||
2dc1bbeb JA |
470 | if (!o->file_size_high) |
471 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 472 | |
8347239a JA |
473 | if (o->norandommap && o->verify != VERIFY_NONE |
474 | && !fixed_block_size(o)) { | |
475 | log_err("fio: norandommap given for variable block sizes, " | |
476 | "verify disabled\n"); | |
2dc1bbeb | 477 | o->verify = VERIFY_NONE; |
a9523c6f | 478 | ret = warnings_fatal; |
bb8895e0 | 479 | } |
2dc1bbeb | 480 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 481 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 482 | |
48097d5c JA |
483 | /* |
484 | * thinktime_spin must be less than thinktime | |
485 | */ | |
2dc1bbeb JA |
486 | if (o->thinktime_spin > o->thinktime) |
487 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
488 | |
489 | /* | |
490 | * The low water mark cannot be bigger than the iodepth | |
491 | */ | |
2dc1bbeb | 492 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) { |
9467b77c JA |
493 | /* |
494 | * syslet work around - if the workload is sequential, | |
495 | * we want to let the queue drain all the way down to | |
496 | * avoid seeking between async threads | |
497 | */ | |
498 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) | |
2dc1bbeb | 499 | o->iodepth_low = 1; |
9467b77c | 500 | else |
2dc1bbeb | 501 | o->iodepth_low = o->iodepth; |
9467b77c | 502 | } |
cb5ab512 JA |
503 | |
504 | /* | |
505 | * If batch number isn't set, default to the same as iodepth | |
506 | */ | |
2dc1bbeb JA |
507 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
508 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 509 | |
2dc1bbeb JA |
510 | if (o->nr_files > td->files_index) |
511 | o->nr_files = td->files_index; | |
9f9214f2 | 512 | |
2dc1bbeb JA |
513 | if (o->open_files > o->nr_files || !o->open_files) |
514 | o->open_files = o->nr_files; | |
4e991c23 | 515 | |
6eaf09d6 SL |
516 | if (((o->rate[DDIR_READ] + o->rate[DDIR_WRITE] + o->rate[DDIR_TRIM]) && |
517 | (o->rate_iops[DDIR_READ] + o->rate_iops[DDIR_WRITE] + o->rate_iops[DDIR_TRIM])) || | |
518 | ((o->ratemin[DDIR_READ] + o->ratemin[DDIR_WRITE] + o->ratemin[DDIR_TRIM]) && | |
519 | (o->rate_iops_min[DDIR_READ] + o->rate_iops_min[DDIR_WRITE] + o->rate_iops_min[DDIR_TRIM]))) { | |
4e991c23 | 520 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 521 | ret = 1; |
4e991c23 | 522 | } |
6eaf09d6 SL |
523 | if ((o->rate[DDIR_READ] < o->ratemin[DDIR_READ]) || |
524 | (o->rate[DDIR_WRITE] < o->ratemin[DDIR_WRITE]) || | |
525 | (o->rate[DDIR_TRIM] < o->ratemin[DDIR_TRIM]) || | |
526 | (o->rate_iops[DDIR_READ] < o->rate_iops_min[DDIR_READ]) || | |
527 | (o->rate_iops[DDIR_WRITE] < o->rate_iops_min[DDIR_WRITE]) || | |
528 | (o->rate_iops[DDIR_TRIM] < o->rate_iops_min[DDIR_TRIM])) { | |
4e991c23 | 529 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 530 | ret = 1; |
4e991c23 JA |
531 | } |
532 | ||
cf4464ca JA |
533 | if (!o->timeout && o->time_based) { |
534 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
535 | o->time_based = 0; | |
a9523c6f | 536 | ret = warnings_fatal; |
cf4464ca JA |
537 | } |
538 | ||
aa31f1f1 | 539 | if (o->fill_device && !o->size) |
5921e80c | 540 | o->size = -1ULL; |
5ec10eaa | 541 | |
9bbf57cc | 542 | if (o->verify != VERIFY_NONE) { |
996936f9 | 543 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
544 | log_info("Multiple writers may overwrite blocks that " |
545 | "belong to other jobs. This can cause " | |
546 | "verification failures.\n"); | |
547 | ret = warnings_fatal; | |
548 | } | |
549 | ||
9bbf57cc | 550 | o->refill_buffers = 1; |
2f1b8e8b JA |
551 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
552 | !o->verify_interval) | |
553 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 554 | } |
41ccd845 | 555 | |
9bbf57cc JA |
556 | if (o->pre_read) { |
557 | o->invalidate_cache = 0; | |
a9523c6f | 558 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
559 | log_info("fio: cannot pre-read files with an IO engine" |
560 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
561 | ret = warnings_fatal; |
562 | } | |
9c0d2241 | 563 | } |
34f1c044 | 564 | |
e72fa4d4 | 565 | #ifndef FIO_HAVE_FDATASYNC |
9bbf57cc | 566 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
567 | log_info("fio: this platform does not support fdatasync()" |
568 | " falling back to using fsync(). Use the 'fsync'" | |
569 | " option instead of 'fdatasync' to get rid of" | |
570 | " this warning\n"); | |
9bbf57cc JA |
571 | o->fsync_blocks = o->fdatasync_blocks; |
572 | o->fdatasync_blocks = 0; | |
a9523c6f | 573 | ret = warnings_fatal; |
e72fa4d4 JA |
574 | } |
575 | #endif | |
576 | ||
93bcfd20 BC |
577 | #ifdef WIN32 |
578 | /* | |
579 | * Windows doesn't support O_DIRECT or O_SYNC with the _open interface, | |
580 | * so fail if we're passed those flags | |
581 | */ | |
582 | if ((td->io_ops->flags & FIO_SYNCIO) && (td->o.odirect || td->o.sync_io)) { | |
583 | log_err("fio: Windows does not support direct or non-buffered io with" | |
584 | " the synchronous ioengines. Use the 'windowsaio' ioengine" | |
585 | " with 'direct=1' and 'iodepth=1' instead.\n"); | |
586 | ret = 1; | |
587 | } | |
588 | #endif | |
589 | ||
811ac503 JA |
590 | /* |
591 | * For fully compressible data, just zero them at init time. | |
592 | * It's faster than repeatedly filling it. | |
593 | */ | |
594 | if (td->o.compress_percentage == 100) { | |
595 | td->o.zero_buffers = 1; | |
596 | td->o.compress_percentage = 0; | |
597 | } | |
598 | ||
a9523c6f | 599 | return ret; |
e1f36503 JA |
600 | } |
601 | ||
f8977ee6 JA |
602 | /* |
603 | * This function leaks the buffer | |
604 | */ | |
605 | static char *to_kmg(unsigned int val) | |
606 | { | |
607 | char *buf = malloc(32); | |
f3502ba2 | 608 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
609 | char *p = post; |
610 | ||
245142ff | 611 | do { |
f8977ee6 JA |
612 | if (val & 1023) |
613 | break; | |
614 | ||
615 | val >>= 10; | |
616 | p++; | |
245142ff | 617 | } while (*p); |
f8977ee6 JA |
618 | |
619 | snprintf(buf, 31, "%u%c", val, *p); | |
620 | return buf; | |
621 | } | |
622 | ||
09629a90 JA |
623 | /* External engines are specified by "external:name.o") */ |
624 | static const char *get_engine_name(const char *str) | |
625 | { | |
626 | char *p = strstr(str, ":"); | |
627 | ||
628 | if (!p) | |
629 | return str; | |
630 | ||
631 | p++; | |
632 | strip_blank_front(&p); | |
633 | strip_blank_end(p); | |
634 | return p; | |
635 | } | |
636 | ||
e132cbae JA |
637 | static int exists_and_not_file(const char *filename) |
638 | { | |
639 | struct stat sb; | |
640 | ||
641 | if (lstat(filename, &sb) == -1) | |
642 | return 0; | |
643 | ||
ecc314ba BC |
644 | /* \\.\ is the device namespace in Windows, where every file |
645 | * is a device node */ | |
646 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
647 | return 0; |
648 | ||
649 | return 1; | |
650 | } | |
651 | ||
4c07ad86 | 652 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 JA |
653 | { |
654 | os_random_seed(td->rand_seeds[0], &td->bsrange_state); | |
655 | os_random_seed(td->rand_seeds[1], &td->verify_state); | |
656 | os_random_seed(td->rand_seeds[2], &td->rwmix_state); | |
657 | ||
658 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
659 | os_random_seed(td->rand_seeds[3], &td->next_file_state); | |
660 | ||
661 | os_random_seed(td->rand_seeds[5], &td->file_size_state); | |
0d29de83 | 662 | os_random_seed(td->rand_seeds[6], &td->trim_state); |
5bfc35d7 JA |
663 | |
664 | if (!td_random(td)) | |
665 | return; | |
666 | ||
667 | if (td->o.rand_repeatable) | |
668 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
669 | ||
670 | os_random_seed(td->rand_seeds[4], &td->random_state); | |
4c07ad86 JA |
671 | } |
672 | ||
673 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
674 | { | |
675 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); | |
676 | init_rand_seed(&td->__verify_state, td->rand_seeds[1]); | |
677 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); | |
678 | ||
679 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
680 | init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); | |
681 | ||
682 | init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); | |
683 | init_rand_seed(&td->__trim_state, td->rand_seeds[6]); | |
684 | ||
685 | if (!td_random(td)) | |
686 | return; | |
687 | ||
688 | if (td->o.rand_repeatable) | |
689 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
690 | ||
2615cc4b | 691 | init_rand_seed(&td->__random_state, td->rand_seeds[4]); |
5bfc35d7 JA |
692 | } |
693 | ||
4c07ad86 JA |
694 | void td_fill_rand_seeds(struct thread_data *td) |
695 | { | |
696 | if (td->o.use_os_rand) | |
697 | td_fill_rand_seeds_os(td); | |
698 | else | |
699 | td_fill_rand_seeds_internal(td); | |
3545a109 JA |
700 | |
701 | init_rand_seed(&td->buf_state, td->rand_seeds[7]); | |
4c07ad86 JA |
702 | } |
703 | ||
9c60ce64 | 704 | |
de890a1e SL |
705 | /* |
706 | * Initializes the ioengine configured for a job, if it has not been done so | |
707 | * already. | |
708 | */ | |
709 | int ioengine_load(struct thread_data *td) | |
710 | { | |
711 | const char *engine; | |
712 | ||
713 | /* | |
714 | * Engine has already been loaded. | |
715 | */ | |
716 | if (td->io_ops) | |
717 | return 0; | |
718 | ||
719 | engine = get_engine_name(td->o.ioengine); | |
720 | td->io_ops = load_ioengine(td, engine); | |
721 | if (!td->io_ops) { | |
722 | log_err("fio: failed to load engine %s\n", engine); | |
723 | return 1; | |
724 | } | |
725 | ||
726 | if (td->io_ops->option_struct_size && td->io_ops->options) { | |
727 | /* | |
728 | * In cases where td->eo is set, clone it for a child thread. | |
729 | * This requires that the parent thread has the same ioengine, | |
730 | * but that requirement must be enforced by the code which | |
731 | * cloned the thread. | |
732 | */ | |
733 | void *origeo = td->eo; | |
734 | /* | |
735 | * Otherwise use the default thread options. | |
736 | */ | |
737 | if (!origeo && td != &def_thread && def_thread.eo && | |
738 | def_thread.io_ops->options == td->io_ops->options) | |
739 | origeo = def_thread.eo; | |
740 | ||
741 | options_init(td->io_ops->options); | |
742 | td->eo = malloc(td->io_ops->option_struct_size); | |
743 | /* | |
744 | * Use the default thread as an option template if this uses the | |
745 | * same options structure and there are non-default options | |
746 | * used. | |
747 | */ | |
748 | if (origeo) { | |
749 | memcpy(td->eo, origeo, td->io_ops->option_struct_size); | |
750 | options_mem_dupe(td->eo, td->io_ops->options); | |
751 | } else { | |
752 | memset(td->eo, 0, td->io_ops->option_struct_size); | |
753 | fill_default_options(td->eo, td->io_ops->options); | |
754 | } | |
755 | *(struct thread_data **)td->eo = td; | |
756 | } | |
757 | ||
758 | return 0; | |
759 | } | |
760 | ||
906c8d75 JA |
761 | /* |
762 | * Adds a job to the list of things todo. Sanitizes the various options | |
763 | * to make sure we don't have conflicts, and initializes various | |
764 | * members of td. | |
765 | */ | |
75154845 | 766 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 767 | { |
413dd459 | 768 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
6eaf09d6 SL |
769 | "randread", "randwrite", "randrw", |
770 | "trim", NULL, NULL, NULL, "randtrim" }; | |
af52b345 | 771 | unsigned int i; |
af52b345 | 772 | char fname[PATH_MAX]; |
e132cbae | 773 | int numjobs, file_alloced; |
ebac4655 | 774 | |
ebac4655 JA |
775 | /* |
776 | * the def_thread is just for options, it's not a real job | |
777 | */ | |
778 | if (td == &def_thread) | |
779 | return 0; | |
780 | ||
cca73aa7 JA |
781 | /* |
782 | * if we are just dumping the output command line, don't add the job | |
783 | */ | |
784 | if (dump_cmdline) { | |
785 | put_job(td); | |
786 | return 0; | |
787 | } | |
788 | ||
58c55ba0 | 789 | if (profile_td_init(td)) |
66251554 | 790 | goto err; |
58c55ba0 | 791 | |
de890a1e | 792 | if (ioengine_load(td)) |
205927a3 | 793 | goto err; |
df64119d | 794 | |
2dc1bbeb | 795 | if (td->o.use_thread) |
9cedf167 JA |
796 | nr_thread++; |
797 | else | |
798 | nr_process++; | |
799 | ||
2dc1bbeb | 800 | if (td->o.odirect) |
690adba3 JA |
801 | td->io_ops->flags |= FIO_RAWIO; |
802 | ||
e132cbae | 803 | file_alloced = 0; |
691c8fb0 | 804 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 805 | file_alloced = 1; |
80be24f4 | 806 | |
2dc1bbeb | 807 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 808 | add_file(td, jobname); |
7b05a215 | 809 | else { |
2dc1bbeb | 810 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
811 | sprintf(fname, "%s.%d.%d", jobname, |
812 | td->thread_number, i); | |
7b05a215 JA |
813 | add_file(td, fname); |
814 | } | |
af52b345 | 815 | } |
0af7b542 | 816 | } |
ebac4655 | 817 | |
4e991c23 JA |
818 | if (fixup_options(td)) |
819 | goto err; | |
e0a22335 | 820 | |
9e684a49 DE |
821 | flow_init_job(td); |
822 | ||
de890a1e SL |
823 | /* |
824 | * IO engines only need this for option callbacks, and the address may | |
825 | * change in subprocesses. | |
826 | */ | |
827 | if (td->eo) | |
828 | *(struct thread_data **)td->eo = NULL; | |
829 | ||
07eb79df JA |
830 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
831 | struct fio_file *f; | |
832 | ||
833 | for_each_file(td, f, i) | |
834 | f->real_file_size = -1ULL; | |
835 | } | |
836 | ||
521da527 | 837 | td->mutex = fio_mutex_init(FIO_MUTEX_LOCKED); |
ebac4655 | 838 | |
83349190 YH |
839 | td->ts.clat_percentiles = td->o.clat_percentiles; |
840 | if (td->o.overwrite_plist) | |
802ad4a8 | 841 | memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 842 | else |
802ad4a8 | 843 | memcpy(td->ts.percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 844 | |
6eaf09d6 SL |
845 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
846 | td->ts.clat_stat[i].min_val = ULONG_MAX; | |
847 | td->ts.slat_stat[i].min_val = ULONG_MAX; | |
848 | td->ts.lat_stat[i].min_val = ULONG_MAX; | |
849 | td->ts.bw_stat[i].min_val = ULONG_MAX; | |
850 | } | |
cdd5411e | 851 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 852 | |
755c3189 | 853 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 854 | prev_group_jobs = 0; |
ebac4655 | 855 | groupid++; |
3c5df6fa | 856 | } |
ebac4655 JA |
857 | |
858 | td->groupid = groupid; | |
3c5df6fa | 859 | prev_group_jobs++; |
ebac4655 | 860 | |
93bcfd20 BC |
861 | if (init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds))) { |
862 | td_verror(td, errno, "init_random_state"); | |
9c60ce64 | 863 | goto err; |
93bcfd20 | 864 | } |
9c60ce64 | 865 | |
ebac4655 JA |
866 | if (setup_rate(td)) |
867 | goto err; | |
868 | ||
2dc1bbeb | 869 | if (td->o.write_lat_log) { |
b8bc8cba JA |
870 | setup_log(&td->lat_log, td->o.log_avg_msec); |
871 | setup_log(&td->slat_log, td->o.log_avg_msec); | |
872 | setup_log(&td->clat_log, td->o.log_avg_msec); | |
ebac4655 | 873 | } |
2dc1bbeb | 874 | if (td->o.write_bw_log) |
b8bc8cba | 875 | setup_log(&td->bw_log, td->o.log_avg_msec); |
c8eeb9df | 876 | if (td->o.write_iops_log) |
b8bc8cba | 877 | setup_log(&td->iops_log, td->o.log_avg_msec); |
ebac4655 | 878 | |
2dc1bbeb JA |
879 | if (!td->o.name) |
880 | td->o.name = strdup(jobname); | |
01452055 | 881 | |
f3afa57e | 882 | if (output_format == FIO_OUTPUT_NORMAL) { |
b990b5c0 | 883 | if (!job_add_num) { |
5ec10eaa JA |
884 | if (!strcmp(td->io_ops->name, "cpuio")) { |
885 | log_info("%s: ioengine=cpu, cpuload=%u," | |
886 | " cpucycle=%u\n", td->o.name, | |
887 | td->o.cpuload, | |
888 | td->o.cpucycle); | |
889 | } else { | |
6eaf09d6 | 890 | char *c1, *c2, *c3, *c4, *c5, *c6; |
f8977ee6 | 891 | |
2dc1bbeb JA |
892 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
893 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
894 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
895 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
6eaf09d6 SL |
896 | c5 = to_kmg(td->o.min_bs[DDIR_TRIM]); |
897 | c6 = to_kmg(td->o.max_bs[DDIR_TRIM]); | |
f8977ee6 | 898 | |
6eaf09d6 | 899 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s/%s-%s," |
5ec10eaa JA |
900 | " ioengine=%s, iodepth=%u\n", |
901 | td->o.name, td->groupid, | |
902 | ddir_str[td->o.td_ddir], | |
6eaf09d6 | 903 | c1, c2, c3, c4, c5, c6, |
5ec10eaa JA |
904 | td->io_ops->name, |
905 | td->o.iodepth); | |
f8977ee6 JA |
906 | |
907 | free(c1); | |
908 | free(c2); | |
909 | free(c3); | |
910 | free(c4); | |
6eaf09d6 SL |
911 | free(c5); |
912 | free(c6); | |
f8977ee6 | 913 | } |
b990b5c0 | 914 | } else if (job_add_num == 1) |
6d86144d | 915 | log_info("...\n"); |
c6ae0a5b | 916 | } |
ebac4655 JA |
917 | |
918 | /* | |
919 | * recurse add identical jobs, clear numjobs and stonewall options | |
920 | * as they don't apply to sub-jobs | |
921 | */ | |
2dc1bbeb | 922 | numjobs = td->o.numjobs; |
ebac4655 | 923 | while (--numjobs) { |
de890a1e | 924 | struct thread_data *td_new = get_new_job(0, td, 1); |
ebac4655 JA |
925 | |
926 | if (!td_new) | |
927 | goto err; | |
928 | ||
2dc1bbeb JA |
929 | td_new->o.numjobs = 1; |
930 | td_new->o.stonewall = 0; | |
92c1d41f | 931 | td_new->o.new_group = 0; |
e132cbae JA |
932 | |
933 | if (file_alloced) { | |
2dc1bbeb | 934 | td_new->o.filename = NULL; |
e132cbae | 935 | td_new->files_index = 0; |
4e6ea2f1 | 936 | td_new->files_size = 0; |
e132cbae JA |
937 | td_new->files = NULL; |
938 | } | |
939 | ||
75154845 | 940 | job_add_num = numjobs - 1; |
ebac4655 | 941 | |
75154845 | 942 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
943 | goto err; |
944 | } | |
3c5df6fa | 945 | |
ebac4655 JA |
946 | return 0; |
947 | err: | |
948 | put_job(td); | |
949 | return -1; | |
950 | } | |
951 | ||
79d16311 JA |
952 | /* |
953 | * Parse as if 'o' was a command line | |
954 | */ | |
955 | void add_job_opts(const char **o) | |
956 | { | |
957 | struct thread_data *td, *td_parent; | |
958 | int i, in_global = 1; | |
959 | char jobname[32]; | |
960 | ||
961 | i = 0; | |
962 | td_parent = td = NULL; | |
963 | while (o[i]) { | |
964 | if (!strncmp(o[i], "name", 4)) { | |
965 | in_global = 0; | |
966 | if (td) | |
967 | add_job(td, jobname, 0); | |
968 | td = NULL; | |
969 | sprintf(jobname, "%s", o[i] + 5); | |
970 | } | |
971 | if (in_global && !td_parent) | |
de890a1e | 972 | td_parent = get_new_job(1, &def_thread, 0); |
79d16311 JA |
973 | else if (!in_global && !td) { |
974 | if (!td_parent) | |
975 | td_parent = &def_thread; | |
de890a1e | 976 | td = get_new_job(0, td_parent, 0); |
79d16311 JA |
977 | } |
978 | if (in_global) | |
979 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
980 | else | |
981 | fio_options_parse(td, (char **) &o[i], 1); | |
982 | i++; | |
983 | } | |
984 | ||
985 | if (td) | |
986 | add_job(td, jobname, 0); | |
987 | } | |
988 | ||
01f06b63 JA |
989 | static int skip_this_section(const char *name) |
990 | { | |
ad0a2735 JA |
991 | int i; |
992 | ||
993 | if (!nr_job_sections) | |
01f06b63 JA |
994 | return 0; |
995 | if (!strncmp(name, "global", 6)) | |
996 | return 0; | |
997 | ||
ad0a2735 JA |
998 | for (i = 0; i < nr_job_sections; i++) |
999 | if (!strcmp(job_sections[i], name)) | |
1000 | return 0; | |
1001 | ||
1002 | return 1; | |
01f06b63 JA |
1003 | } |
1004 | ||
ebac4655 JA |
1005 | static int is_empty_or_comment(char *line) |
1006 | { | |
1007 | unsigned int i; | |
1008 | ||
1009 | for (i = 0; i < strlen(line); i++) { | |
1010 | if (line[i] == ';') | |
1011 | return 1; | |
5cc2da30 IM |
1012 | if (line[i] == '#') |
1013 | return 1; | |
76cd9378 | 1014 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
ebac4655 JA |
1015 | return 0; |
1016 | } | |
1017 | ||
1018 | return 1; | |
1019 | } | |
1020 | ||
07261983 JA |
1021 | /* |
1022 | * This is our [ini] type file parser. | |
1023 | */ | |
50d16976 | 1024 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
ebac4655 | 1025 | { |
e1f36503 | 1026 | unsigned int global; |
ebac4655 | 1027 | struct thread_data *td; |
fee3bb48 | 1028 | char *string, *name; |
ebac4655 JA |
1029 | FILE *f; |
1030 | char *p; | |
0c7e37a0 | 1031 | int ret = 0, stonewall; |
097b2991 | 1032 | int first_sect = 1; |
ccf8f127 | 1033 | int skip_fgets = 0; |
01f06b63 | 1034 | int inside_skip = 0; |
3b8b7135 JA |
1035 | char **opts; |
1036 | int i, alloc_opts, num_opts; | |
ebac4655 | 1037 | |
50d16976 JA |
1038 | if (is_buf) |
1039 | f = NULL; | |
1040 | else { | |
1041 | if (!strcmp(file, "-")) | |
1042 | f = stdin; | |
1043 | else | |
1044 | f = fopen(file, "r"); | |
5a729cbe | 1045 | |
50d16976 JA |
1046 | if (!f) { |
1047 | perror("fopen job file"); | |
1048 | return 1; | |
1049 | } | |
ebac4655 JA |
1050 | } |
1051 | ||
1052 | string = malloc(4096); | |
7f7e6e59 JA |
1053 | |
1054 | /* | |
1055 | * it's really 256 + small bit, 280 should suffice | |
1056 | */ | |
1057 | name = malloc(280); | |
1058 | memset(name, 0, 280); | |
ebac4655 | 1059 | |
3b8b7135 JA |
1060 | alloc_opts = 8; |
1061 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 1062 | num_opts = 0; |
3b8b7135 | 1063 | |
0c7e37a0 | 1064 | stonewall = stonewall_flag; |
7c124ac1 | 1065 | do { |
ccf8f127 JA |
1066 | /* |
1067 | * if skip_fgets is set, we already have loaded a line we | |
1068 | * haven't handled. | |
1069 | */ | |
1070 | if (!skip_fgets) { | |
50d16976 JA |
1071 | if (is_buf) |
1072 | p = strsep(&file, "\n"); | |
1073 | else | |
43f74792 | 1074 | p = fgets(string, 4096, f); |
ccf8f127 JA |
1075 | if (!p) |
1076 | break; | |
1077 | } | |
cdc7f193 | 1078 | |
ccf8f127 | 1079 | skip_fgets = 0; |
cdc7f193 | 1080 | strip_blank_front(&p); |
6c7c7da1 | 1081 | strip_blank_end(p); |
cdc7f193 | 1082 | |
ebac4655 JA |
1083 | if (is_empty_or_comment(p)) |
1084 | continue; | |
84dd1886 | 1085 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
1086 | if (inside_skip) |
1087 | continue; | |
5ec10eaa JA |
1088 | log_err("fio: option <%s> outside of [] job section\n", |
1089 | p); | |
088b4207 | 1090 | break; |
6c7c7da1 | 1091 | } |
ebac4655 | 1092 | |
7a4b80a1 JA |
1093 | name[strlen(name) - 1] = '\0'; |
1094 | ||
01f06b63 JA |
1095 | if (skip_this_section(name)) { |
1096 | inside_skip = 1; | |
1097 | continue; | |
1098 | } else | |
1099 | inside_skip = 0; | |
1100 | ||
ebac4655 JA |
1101 | global = !strncmp(name, "global", 6); |
1102 | ||
cca73aa7 | 1103 | if (dump_cmdline) { |
097b2991 JA |
1104 | if (first_sect) |
1105 | log_info("fio "); | |
cca73aa7 JA |
1106 | if (!global) |
1107 | log_info("--name=%s ", name); | |
097b2991 | 1108 | first_sect = 0; |
cca73aa7 JA |
1109 | } |
1110 | ||
de890a1e | 1111 | td = get_new_job(global, &def_thread, 0); |
45410acb JA |
1112 | if (!td) { |
1113 | ret = 1; | |
1114 | break; | |
1115 | } | |
ebac4655 | 1116 | |
972cfd25 JA |
1117 | /* |
1118 | * Seperate multiple job files by a stonewall | |
1119 | */ | |
f9481919 | 1120 | if (!global && stonewall) { |
2dc1bbeb | 1121 | td->o.stonewall = stonewall; |
972cfd25 JA |
1122 | stonewall = 0; |
1123 | } | |
1124 | ||
3b8b7135 JA |
1125 | num_opts = 0; |
1126 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
1127 | ||
50d16976 JA |
1128 | while (1) { |
1129 | if (is_buf) | |
1130 | p = strsep(&file, "\n"); | |
1131 | else | |
1132 | p = fgets(string, 4096, f); | |
1133 | if (!p) | |
1134 | break; | |
1135 | ||
ebac4655 JA |
1136 | if (is_empty_or_comment(p)) |
1137 | continue; | |
e1f36503 | 1138 | |
b6754f9d | 1139 | strip_blank_front(&p); |
7c124ac1 | 1140 | |
ccf8f127 JA |
1141 | /* |
1142 | * new section, break out and make sure we don't | |
1143 | * fgets() a new line at the top. | |
1144 | */ | |
1145 | if (p[0] == '[') { | |
1146 | skip_fgets = 1; | |
7c124ac1 | 1147 | break; |
ccf8f127 | 1148 | } |
7c124ac1 | 1149 | |
4ae3f763 | 1150 | strip_blank_end(p); |
aea47d44 | 1151 | |
3b8b7135 JA |
1152 | if (num_opts == alloc_opts) { |
1153 | alloc_opts <<= 1; | |
1154 | opts = realloc(opts, | |
1155 | alloc_opts * sizeof(char *)); | |
1156 | } | |
1157 | ||
1158 | opts[num_opts] = strdup(p); | |
1159 | num_opts++; | |
ebac4655 | 1160 | } |
ebac4655 | 1161 | |
3b8b7135 JA |
1162 | ret = fio_options_parse(td, opts, num_opts); |
1163 | if (!ret) { | |
1164 | if (dump_cmdline) | |
1165 | for (i = 0; i < num_opts; i++) | |
1166 | log_info("--%s ", opts[i]); | |
1167 | ||
45410acb | 1168 | ret = add_job(td, name, 0); |
3b8b7135 | 1169 | } else { |
b1508cf9 JA |
1170 | log_err("fio: job %s dropped\n", name); |
1171 | put_job(td); | |
45410acb | 1172 | } |
3b8b7135 JA |
1173 | |
1174 | for (i = 0; i < num_opts; i++) | |
1175 | free(opts[i]); | |
1176 | num_opts = 0; | |
7c124ac1 | 1177 | } while (!ret); |
ebac4655 | 1178 | |
cca73aa7 JA |
1179 | if (dump_cmdline) |
1180 | log_info("\n"); | |
1181 | ||
7e356b2d JA |
1182 | i = 0; |
1183 | while (i < nr_job_sections) { | |
1184 | free(job_sections[i]); | |
1185 | i++; | |
1186 | } | |
1187 | ||
3b8b7135 JA |
1188 | for (i = 0; i < num_opts; i++) |
1189 | free(opts[i]); | |
1190 | ||
ebac4655 JA |
1191 | free(string); |
1192 | free(name); | |
2577594d | 1193 | free(opts); |
50d16976 | 1194 | if (!is_buf && f != stdin) |
5a729cbe | 1195 | fclose(f); |
45410acb | 1196 | return ret; |
ebac4655 JA |
1197 | } |
1198 | ||
1199 | static int fill_def_thread(void) | |
1200 | { | |
1201 | memset(&def_thread, 0, sizeof(def_thread)); | |
1202 | ||
375b2695 | 1203 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1204 | def_thread.o.timeout = def_timeout; |
8b28bd41 | 1205 | def_thread.o.error_dump = 1; |
ebac4655 | 1206 | /* |
ee738499 | 1207 | * fill default options |
ebac4655 | 1208 | */ |
214e1eca | 1209 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1210 | return 0; |
1211 | } | |
1212 | ||
45378b35 | 1213 | static void usage(const char *name) |
4785f995 | 1214 | { |
692a5d22 | 1215 | printf("%s\n", fio_version_string); |
45378b35 | 1216 | printf("%s [options] [job options] <job file(s)>\n", name); |
83881283 JA |
1217 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n" |
1218 | "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" | |
1219 | "\t\t\tdiskutil,job,mutex,profile,time,net\n"); | |
1220 | printf(" --output\t\tWrite output to file\n"); | |
b2cecdc2 | 1221 | printf(" --runtime\t\tRuntime in seconds\n"); |
83881283 JA |
1222 | printf(" --latency-log\t\tGenerate per-job latency logs\n"); |
1223 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1224 | printf(" --minimal\t\tMinimal (terse) output\n"); | |
f3afa57e | 1225 | printf(" --output-format=x\tOutput format (terse,json,normal)\n"); |
75db6e2c | 1226 | printf(" --terse-version=x\tSet terse version output format to 'x'\n"); |
f3afa57e | 1227 | printf(" --version\t\tPrint version info and exit\n"); |
83881283 JA |
1228 | printf(" --help\t\tPrint this page\n"); |
1229 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" | |
5ec10eaa | 1230 | " them\n"); |
de890a1e SL |
1231 | printf(" --enghelp=engine\tPrint ioengine help, or list" |
1232 | " available ioengines\n"); | |
1233 | printf(" --enghelp=engine,cmd\tPrint help for an ioengine" | |
1234 | " cmd\n"); | |
83881283 JA |
1235 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
1236 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); | |
1237 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); | |
1238 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" | |
5ec10eaa | 1239 | " writes\n"); |
83881283 JA |
1240 | printf(" --section=name\tOnly run specified section in job file\n"); |
1241 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" | |
2b386d25 | 1242 | " (def 1024)\n"); |
83881283 JA |
1243 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
1244 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); | |
1245 | printf(" --server=args\t\tStart a backend fio server\n"); | |
1246 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); | |
1247 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); | |
aa58d252 | 1248 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
83881283 | 1249 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
4785f995 JA |
1250 | } |
1251 | ||
79e48f72 | 1252 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1253 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1254 | { .name = "process", .shift = FD_PROCESS, }, |
1255 | { .name = "file", .shift = FD_FILE, }, | |
1256 | { .name = "io", .shift = FD_IO, }, | |
1257 | { .name = "mem", .shift = FD_MEM, }, | |
1258 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1259 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1260 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1261 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1262 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1263 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1264 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1265 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1266 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1267 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1268 | { .name = NULL, }, |
ee56ad50 JA |
1269 | }; |
1270 | ||
c09823ab | 1271 | static int set_debug(const char *string) |
ee56ad50 JA |
1272 | { |
1273 | struct debug_level *dl; | |
1274 | char *p = (char *) string; | |
1275 | char *opt; | |
1276 | int i; | |
1277 | ||
1278 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1279 | log_info("fio: dumping debug options:"); |
1280 | for (i = 0; debug_levels[i].name; i++) { | |
1281 | dl = &debug_levels[i]; | |
1282 | log_info("%s,", dl->name); | |
1283 | } | |
bd6f78b2 | 1284 | log_info("all\n"); |
c09823ab | 1285 | return 1; |
ee56ad50 JA |
1286 | } |
1287 | ||
1288 | while ((opt = strsep(&p, ",")) != NULL) { | |
1289 | int found = 0; | |
1290 | ||
5e1d306e JA |
1291 | if (!strncmp(opt, "all", 3)) { |
1292 | log_info("fio: set all debug options\n"); | |
1293 | fio_debug = ~0UL; | |
1294 | continue; | |
1295 | } | |
1296 | ||
ee56ad50 JA |
1297 | for (i = 0; debug_levels[i].name; i++) { |
1298 | dl = &debug_levels[i]; | |
5e1d306e JA |
1299 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1300 | if (!found) | |
1301 | continue; | |
1302 | ||
1303 | if (dl->shift == FD_JOB) { | |
1304 | opt = strchr(opt, ':'); | |
1305 | if (!opt) { | |
1306 | log_err("fio: missing job number\n"); | |
1307 | break; | |
1308 | } | |
1309 | opt++; | |
1310 | fio_debug_jobno = atoi(opt); | |
1311 | log_info("fio: set debug jobno %d\n", | |
1312 | fio_debug_jobno); | |
1313 | } else { | |
ee56ad50 | 1314 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1315 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1316 | } |
5e1d306e | 1317 | break; |
ee56ad50 JA |
1318 | } |
1319 | ||
1320 | if (!found) | |
1321 | log_err("fio: debug mask %s not found\n", opt); | |
1322 | } | |
c09823ab | 1323 | return 0; |
ee56ad50 | 1324 | } |
79e48f72 | 1325 | #else |
69b98d4c | 1326 | static int set_debug(const char *string) |
79e48f72 JA |
1327 | { |
1328 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1329 | return 1; |
79e48f72 JA |
1330 | } |
1331 | #endif | |
9ac8a797 | 1332 | |
4c6107ff JA |
1333 | static void fio_options_fill_optstring(void) |
1334 | { | |
1335 | char *ostr = cmd_optstr; | |
1336 | int i, c; | |
1337 | ||
1338 | c = i = 0; | |
1339 | while (l_opts[i].name) { | |
1340 | ostr[c++] = l_opts[i].val; | |
1341 | if (l_opts[i].has_arg == required_argument) | |
1342 | ostr[c++] = ':'; | |
1343 | else if (l_opts[i].has_arg == optional_argument) { | |
1344 | ostr[c++] = ':'; | |
1345 | ostr[c++] = ':'; | |
1346 | } | |
1347 | i++; | |
1348 | } | |
1349 | ostr[c] = '\0'; | |
1350 | } | |
1351 | ||
c2c94585 JA |
1352 | static int client_flag_set(char c) |
1353 | { | |
1354 | int i; | |
1355 | ||
1356 | i = 0; | |
1357 | while (l_opts[i].name) { | |
1358 | int val = l_opts[i].val; | |
1359 | ||
1360 | if (c == (val & 0xff)) | |
1361 | return (val & FIO_CLIENT_FLAG); | |
1362 | ||
1363 | i++; | |
1364 | } | |
1365 | ||
1366 | return 0; | |
1367 | } | |
1368 | ||
fa2ea806 | 1369 | void parse_cmd_client(void *client, char *opt) |
7a4b8240 | 1370 | { |
fa2ea806 | 1371 | fio_client_add_cmd_option(client, opt); |
7a4b8240 JA |
1372 | } |
1373 | ||
81179eec | 1374 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1375 | { |
b4692828 | 1376 | struct thread_data *td = NULL; |
c09823ab | 1377 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1378 | char *ostr = cmd_optstr; |
402668f3 | 1379 | void *pid_file = NULL; |
9bae26e8 | 1380 | void *cur_client = NULL; |
81179eec | 1381 | int backend = 0; |
ebac4655 | 1382 | |
c2c94585 JA |
1383 | /* |
1384 | * Reset optind handling, since we may call this multiple times | |
1385 | * for the backend. | |
1386 | */ | |
1387 | optind = 1; | |
7a4b8240 | 1388 | |
c2c94585 | 1389 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
085399db JA |
1390 | did_arg = 1; |
1391 | ||
c2c94585 | 1392 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
fa2ea806 | 1393 | parse_cmd_client(cur_client, argv[optind - 1]); |
7a4b8240 JA |
1394 | c &= ~FIO_CLIENT_FLAG; |
1395 | } | |
1396 | ||
ebac4655 | 1397 | switch (c) { |
2b386d25 JA |
1398 | case 'a': |
1399 | smalloc_pool_size = atoi(optarg); | |
1400 | break; | |
b4692828 | 1401 | case 't': |
8c029376 | 1402 | def_timeout = atoi(optarg); |
b4692828 JA |
1403 | break; |
1404 | case 'l': | |
1405 | write_lat_log = 1; | |
1406 | break; | |
3d73e5a9 | 1407 | case 'b': |
b4692828 JA |
1408 | write_bw_log = 1; |
1409 | break; | |
1410 | case 'o': | |
1411 | f_out = fopen(optarg, "w+"); | |
1412 | if (!f_out) { | |
1413 | perror("fopen output"); | |
1414 | exit(1); | |
1415 | } | |
1416 | f_err = f_out; | |
1417 | break; | |
1418 | case 'm': | |
f3afa57e | 1419 | output_format = FIO_OUTPUT_TERSE; |
b4692828 | 1420 | break; |
f3afa57e JA |
1421 | case 'F': |
1422 | if (!strcmp(optarg, "minimal") || | |
1423 | !strcmp(optarg, "terse") || | |
1424 | !strcmp(optarg, "csv")) | |
1425 | output_format = FIO_OUTPUT_TERSE; | |
1426 | else if (!strcmp(optarg, "json")) | |
1427 | output_format = FIO_OUTPUT_JSON; | |
1428 | else | |
1429 | output_format = FIO_OUTPUT_NORMAL; | |
cc372b17 | 1430 | break; |
b4692828 | 1431 | case 'h': |
7874f8b7 | 1432 | if (!cur_client) { |
c2c94585 | 1433 | usage(argv[0]); |
7874f8b7 JA |
1434 | do_exit++; |
1435 | } | |
c2c94585 | 1436 | break; |
fd28ca49 | 1437 | case 'c': |
7874f8b7 | 1438 | if (!cur_client) { |
c2c94585 | 1439 | fio_show_option_help(optarg); |
7874f8b7 JA |
1440 | do_exit++; |
1441 | } | |
c2c94585 | 1442 | break; |
de890a1e SL |
1443 | case 'i': |
1444 | if (!cur_client) { | |
1445 | fio_show_ioengine_help(optarg); | |
1446 | do_exit++; | |
1447 | } | |
1448 | break; | |
cca73aa7 JA |
1449 | case 's': |
1450 | dump_cmdline = 1; | |
1451 | break; | |
724e4435 JA |
1452 | case 'r': |
1453 | read_only = 1; | |
1454 | break; | |
b4692828 | 1455 | case 'v': |
7874f8b7 | 1456 | if (!cur_client) { |
692a5d22 | 1457 | log_info("%s\n", fio_version_string); |
7874f8b7 JA |
1458 | do_exit++; |
1459 | } | |
c2c94585 | 1460 | break; |
f57a9c59 JA |
1461 | case 'V': |
1462 | terse_version = atoi(optarg); | |
67b77039 JA |
1463 | if (!(terse_version == 2 || terse_version == 3 || |
1464 | terse_version == 4)) { | |
f57a9c59 JA |
1465 | log_err("fio: bad terse version format\n"); |
1466 | exit_val = 1; | |
1467 | do_exit++; | |
1468 | } | |
1469 | break; | |
e592a06b AC |
1470 | case 'e': |
1471 | if (!strcmp("always", optarg)) | |
1472 | eta_print = FIO_ETA_ALWAYS; | |
1473 | else if (!strcmp("never", optarg)) | |
1474 | eta_print = FIO_ETA_NEVER; | |
1475 | break; | |
ee56ad50 | 1476 | case 'd': |
c09823ab JA |
1477 | if (set_debug(optarg)) |
1478 | do_exit++; | |
ee56ad50 | 1479 | break; |
ad0a2735 JA |
1480 | case 'x': { |
1481 | size_t new_size; | |
1482 | ||
01f06b63 | 1483 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1484 | log_err("fio: can't use global as only " |
1485 | "section\n"); | |
c09823ab JA |
1486 | do_exit++; |
1487 | exit_val = 1; | |
01f06b63 JA |
1488 | break; |
1489 | } | |
ad0a2735 JA |
1490 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1491 | job_sections = realloc(job_sections, new_size); | |
1492 | job_sections[nr_job_sections] = strdup(optarg); | |
1493 | nr_job_sections++; | |
01f06b63 | 1494 | break; |
ad0a2735 | 1495 | } |
9ac8a797 | 1496 | case 'p': |
07b3232d | 1497 | exec_profile = strdup(optarg); |
9ac8a797 | 1498 | break; |
b4692828 | 1499 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1500 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1501 | char *val = optarg; |
1502 | ||
c2b1e753 | 1503 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1504 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1505 | if (ret) |
c2b1e753 | 1506 | return 0; |
c2b1e753 JA |
1507 | td = NULL; |
1508 | } | |
b4692828 | 1509 | if (!td) { |
01f06b63 | 1510 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1511 | int global = 0; |
1512 | ||
01f06b63 | 1513 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1514 | global = 1; |
c2b1e753 | 1515 | |
01f06b63 JA |
1516 | if (is_section && skip_this_section(val)) |
1517 | continue; | |
1518 | ||
de890a1e SL |
1519 | td = get_new_job(global, &def_thread, 1); |
1520 | if (!td || ioengine_load(td)) | |
b4692828 | 1521 | return 0; |
de890a1e | 1522 | fio_options_set_ioengine_opts(l_opts, td); |
b4692828 | 1523 | } |
38d0adb0 | 1524 | |
214e1eca | 1525 | ret = fio_cmd_option_parse(td, opt, val); |
de890a1e SL |
1526 | |
1527 | if (!ret && !strcmp(opt, "ioengine")) { | |
1528 | free_ioengine(td); | |
1529 | if (ioengine_load(td)) | |
1530 | return 0; | |
1531 | fio_options_set_ioengine_opts(l_opts, td); | |
1532 | } | |
1533 | break; | |
1534 | } | |
1535 | case FIO_GETOPT_IOENGINE: { | |
1536 | const char *opt = l_opts[lidx].name; | |
1537 | char *val = optarg; | |
1538 | opt = l_opts[lidx].name; | |
1539 | val = optarg; | |
1540 | ret = fio_cmd_ioengine_option_parse(td, opt, val); | |
b4692828 JA |
1541 | break; |
1542 | } | |
a9523c6f JA |
1543 | case 'w': |
1544 | warnings_fatal = 1; | |
1545 | break; | |
fca70358 JA |
1546 | case 'j': |
1547 | max_jobs = atoi(optarg); | |
1548 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1549 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1550 | do_exit++; | |
1551 | exit_val = 1; | |
1552 | } | |
1553 | break; | |
50d16976 | 1554 | case 'S': |
a37f69b7 | 1555 | if (nr_clients) { |
132159a5 JA |
1556 | log_err("fio: can't be both client and server\n"); |
1557 | do_exit++; | |
1558 | exit_val = 1; | |
1559 | break; | |
1560 | } | |
87aa8f19 | 1561 | if (optarg) |
bebe6398 | 1562 | fio_server_set_arg(optarg); |
50d16976 | 1563 | is_backend = 1; |
81179eec | 1564 | backend = 1; |
50d16976 | 1565 | break; |
e46d8091 | 1566 | case 'D': |
402668f3 | 1567 | pid_file = strdup(optarg); |
e46d8091 | 1568 | break; |
132159a5 JA |
1569 | case 'C': |
1570 | if (is_backend) { | |
1571 | log_err("fio: can't be both client and server\n"); | |
1572 | do_exit++; | |
1573 | exit_val = 1; | |
1574 | break; | |
1575 | } | |
bebe6398 JA |
1576 | if (fio_client_add(optarg, &cur_client)) { |
1577 | log_err("fio: failed adding client %s\n", optarg); | |
1578 | do_exit++; | |
1579 | exit_val = 1; | |
1580 | break; | |
1581 | } | |
bd023601 JA |
1582 | /* |
1583 | * If the next argument exists and isn't an option, | |
1584 | * assume it's a job file for this client only. | |
1585 | */ | |
1586 | while (optind < argc) { | |
1587 | if (!strncmp(argv[optind], "--", 2) || | |
1588 | !strncmp(argv[optind], "-", 1)) | |
1589 | break; | |
1590 | ||
1591 | fio_client_add_ini_file(cur_client, argv[optind]); | |
1592 | optind++; | |
1593 | } | |
132159a5 | 1594 | break; |
b4692828 | 1595 | default: |
c09823ab JA |
1596 | do_exit++; |
1597 | exit_val = 1; | |
b4692828 | 1598 | break; |
ebac4655 | 1599 | } |
c7d5c941 JA |
1600 | if (do_exit) |
1601 | break; | |
ebac4655 | 1602 | } |
c9fad893 | 1603 | |
c2c94585 JA |
1604 | if (do_exit) { |
1605 | if (exit_val && !(is_backend || nr_clients)) | |
1606 | exit(exit_val); | |
1607 | } | |
536582bf | 1608 | |
a37f69b7 | 1609 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1610 | do_exit++; |
1611 | exit_val = 1; | |
cdf54d85 | 1612 | return -1; |
132159a5 JA |
1613 | } |
1614 | ||
81179eec | 1615 | if (is_backend && backend) |
402668f3 | 1616 | return fio_start_server(pid_file); |
50d16976 | 1617 | |
b4692828 | 1618 | if (td) { |
7d6a8904 | 1619 | if (!ret) |
2dc1bbeb | 1620 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1621 | } |
774a6177 | 1622 | |
7874f8b7 | 1623 | while (!ret && optind < argc) { |
b4692828 JA |
1624 | ini_idx++; |
1625 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1626 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1627 | optind++; | |
eb8bbf48 | 1628 | } |
972cfd25 JA |
1629 | |
1630 | return ini_idx; | |
ebac4655 JA |
1631 | } |
1632 | ||
ebac4655 JA |
1633 | int parse_options(int argc, char *argv[]) |
1634 | { | |
972cfd25 JA |
1635 | int job_files, i; |
1636 | ||
b4692828 JA |
1637 | f_out = stdout; |
1638 | f_err = stderr; | |
1639 | ||
4c6107ff | 1640 | fio_options_fill_optstring(); |
5ec10eaa | 1641 | fio_options_dup_and_init(l_opts); |
b4692828 | 1642 | |
9d9eb2e7 JA |
1643 | atexit(free_shm); |
1644 | ||
ebac4655 JA |
1645 | if (fill_def_thread()) |
1646 | return 1; | |
1647 | ||
972cfd25 | 1648 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1649 | |
cdf54d85 JA |
1650 | if (job_files > 0) { |
1651 | for (i = 0; i < job_files; i++) { | |
1652 | if (fill_def_thread()) | |
132159a5 | 1653 | return 1; |
cdf54d85 JA |
1654 | if (nr_clients) { |
1655 | if (fio_clients_send_ini(ini_file[i])) | |
1656 | return 1; | |
1657 | free(ini_file[i]); | |
1658 | } else if (!is_backend) { | |
1659 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1660 | return 1; | |
1661 | free(ini_file[i]); | |
1662 | } | |
132159a5 | 1663 | } |
bd023601 JA |
1664 | } else if (nr_clients) { |
1665 | if (fill_def_thread()) | |
1666 | return 1; | |
1667 | if (fio_clients_send_ini(NULL)) | |
1668 | return 1; | |
972cfd25 | 1669 | } |
ebac4655 | 1670 | |
88c6ed80 | 1671 | free(ini_file); |
7e356b2d | 1672 | fio_options_free(&def_thread); |
b4692828 JA |
1673 | |
1674 | if (!thread_number) { | |
cca73aa7 JA |
1675 | if (dump_cmdline) |
1676 | return 0; | |
07b3232d JA |
1677 | if (exec_profile) |
1678 | return 0; | |
a37f69b7 | 1679 | if (is_backend || nr_clients) |
5c341e9a | 1680 | return 0; |
085399db JA |
1681 | if (did_arg) |
1682 | return 0; | |
cca73aa7 | 1683 | |
d65e11c6 | 1684 | log_err("No jobs(s) defined\n\n"); |
085399db JA |
1685 | |
1686 | if (!did_arg) { | |
1687 | usage(argv[0]); | |
1688 | return 1; | |
1689 | } | |
1690 | ||
1691 | return 0; | |
b4692828 JA |
1692 | } |
1693 | ||
be4ecfdf JA |
1694 | if (def_thread.o.gtod_offload) { |
1695 | fio_gtod_init(); | |
1696 | fio_gtod_offload = 1; | |
1697 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1698 | } | |
1699 | ||
f3afa57e | 1700 | if (output_format == FIO_OUTPUT_NORMAL) |
692a5d22 | 1701 | log_info("%s\n", fio_version_string); |
f6dea4d3 | 1702 | |
ebac4655 JA |
1703 | return 0; |
1704 | } |