Commit | Line | Data |
---|---|---|
906c8d75 | 1 | /* |
cb2c86fd | 2 | * This file contains job initialization and setup functions. |
906c8d75 | 3 | */ |
ebac4655 JA |
4 | #include <stdio.h> |
5 | #include <stdlib.h> | |
6 | #include <unistd.h> | |
7 | #include <fcntl.h> | |
8 | #include <ctype.h> | |
9 | #include <string.h> | |
10 | #include <errno.h> | |
11 | #include <sys/ipc.h> | |
ec5c6b12 | 12 | #ifndef FIO_NO_HAVE_SHM_H |
ebac4655 | 13 | #include <sys/shm.h> |
ec5c6b12 | 14 | #endif |
ebac4655 JA |
15 | #include <sys/types.h> |
16 | #include <sys/stat.h> | |
17 | ||
18 | #include "fio.h" | |
cb2c86fd | 19 | #include "parse.h" |
2e5cdb11 | 20 | #include "smalloc.h" |
380065aa | 21 | #include "filehash.h" |
4f5af7b2 | 22 | #include "verify.h" |
79d16311 | 23 | #include "profile.h" |
50d16976 | 24 | #include "server.h" |
f2a2ce0e | 25 | #include "idletime.h" |
ebac4655 | 26 | |
bf2e821a CC |
27 | #include "lib/getopt.h" |
28 | ||
692a5d22 | 29 | const char fio_version_string[] = FIO_VERSION; |
214e1eca | 30 | |
ee738499 | 31 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 32 | |
214e1eca | 33 | static char **ini_file; |
fca70358 | 34 | static int max_jobs = FIO_MAX_JOBS; |
cca73aa7 | 35 | static int dump_cmdline; |
8c029376 | 36 | static int def_timeout; |
111e032d | 37 | static int parse_only; |
e1f36503 | 38 | |
be4ecfdf | 39 | static struct thread_data def_thread; |
214e1eca | 40 | struct thread_data *threads = NULL; |
e1f36503 | 41 | |
214e1eca | 42 | int exitall_on_terminate = 0; |
f3afa57e | 43 | int output_format = FIO_OUTPUT_NORMAL; |
5be4c944 | 44 | int eta_print = FIO_ETA_AUTO; |
e382e661 | 45 | int eta_new_line = 0; |
214e1eca JA |
46 | unsigned long long mlock_size = 0; |
47 | FILE *f_out = NULL; | |
48 | FILE *f_err = NULL; | |
ad0a2735 JA |
49 | char **job_sections = NULL; |
50 | int nr_job_sections = 0; | |
07b3232d | 51 | char *exec_profile = NULL; |
a9523c6f | 52 | int warnings_fatal = 0; |
4d658652 | 53 | int terse_version = 3; |
50d16976 | 54 | int is_backend = 0; |
a37f69b7 | 55 | int nr_clients = 0; |
e46d8091 | 56 | int log_syslog = 0; |
ee738499 | 57 | |
214e1eca | 58 | int write_bw_log = 0; |
4241ea8f | 59 | int read_only = 0; |
214e1eca | 60 | |
5ec10eaa | 61 | static int write_lat_log; |
e1f36503 | 62 | |
214e1eca | 63 | static int prev_group_jobs; |
b4692828 | 64 | |
ee56ad50 | 65 | unsigned long fio_debug = 0; |
5e1d306e JA |
66 | unsigned int fio_debug_jobno = -1; |
67 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 68 | |
4c6107ff | 69 | static char cmd_optstr[256]; |
085399db | 70 | static int did_arg; |
4c6107ff | 71 | |
7a4b8240 JA |
72 | #define FIO_CLIENT_FLAG (1 << 16) |
73 | ||
b4692828 JA |
74 | /* |
75 | * Command line options. These will contain the above, plus a few | |
76 | * extra that only pertain to fio itself and not jobs. | |
77 | */ | |
5ec10eaa | 78 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 79 | { |
08d2a19c | 80 | .name = (char *) "output", |
b4692828 | 81 | .has_arg = required_argument, |
7a4b8240 | 82 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
83 | }, |
84 | { | |
08d2a19c | 85 | .name = (char *) "timeout", |
b4692828 | 86 | .has_arg = required_argument, |
7a4b8240 | 87 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
88 | }, |
89 | { | |
08d2a19c | 90 | .name = (char *) "latency-log", |
b4692828 | 91 | .has_arg = required_argument, |
7a4b8240 | 92 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
93 | }, |
94 | { | |
08d2a19c | 95 | .name = (char *) "bandwidth-log", |
b4692828 | 96 | .has_arg = required_argument, |
7a4b8240 | 97 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
98 | }, |
99 | { | |
08d2a19c | 100 | .name = (char *) "minimal", |
b4692828 | 101 | .has_arg = optional_argument, |
7a4b8240 | 102 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 | 103 | }, |
cc372b17 | 104 | { |
f3afa57e | 105 | .name = (char *) "output-format", |
cc372b17 | 106 | .has_arg = optional_argument, |
f3afa57e | 107 | .val = 'F' | FIO_CLIENT_FLAG, |
cc372b17 | 108 | }, |
b4692828 | 109 | { |
08d2a19c | 110 | .name = (char *) "version", |
b4692828 | 111 | .has_arg = no_argument, |
7a4b8240 | 112 | .val = 'v' | FIO_CLIENT_FLAG, |
b4692828 | 113 | }, |
fd28ca49 | 114 | { |
08d2a19c | 115 | .name = (char *) "help", |
fd28ca49 | 116 | .has_arg = no_argument, |
7a4b8240 | 117 | .val = 'h' | FIO_CLIENT_FLAG, |
fd28ca49 JA |
118 | }, |
119 | { | |
08d2a19c | 120 | .name = (char *) "cmdhelp", |
320beefe | 121 | .has_arg = optional_argument, |
7a4b8240 | 122 | .val = 'c' | FIO_CLIENT_FLAG, |
fd28ca49 | 123 | }, |
de890a1e SL |
124 | { |
125 | .name = (char *) "enghelp", | |
126 | .has_arg = optional_argument, | |
127 | .val = 'i' | FIO_CLIENT_FLAG, | |
128 | }, | |
cca73aa7 | 129 | { |
08d2a19c | 130 | .name = (char *) "showcmd", |
cca73aa7 | 131 | .has_arg = no_argument, |
7a4b8240 | 132 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
133 | }, |
134 | { | |
08d2a19c | 135 | .name = (char *) "readonly", |
724e4435 | 136 | .has_arg = no_argument, |
7a4b8240 | 137 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 138 | }, |
e592a06b | 139 | { |
08d2a19c | 140 | .name = (char *) "eta", |
e592a06b | 141 | .has_arg = required_argument, |
7a4b8240 | 142 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 143 | }, |
e382e661 JA |
144 | { |
145 | .name = (char *) "eta-newline", | |
146 | .has_arg = required_argument, | |
147 | .val = 'E' | FIO_CLIENT_FLAG, | |
148 | }, | |
ee56ad50 | 149 | { |
08d2a19c | 150 | .name = (char *) "debug", |
ee56ad50 | 151 | .has_arg = required_argument, |
7a4b8240 | 152 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 153 | }, |
111e032d JA |
154 | { |
155 | .name = (char *) "parse-only", | |
156 | .has_arg = no_argument, | |
157 | .val = 'P' | FIO_CLIENT_FLAG, | |
158 | }, | |
01f06b63 | 159 | { |
08d2a19c | 160 | .name = (char *) "section", |
01f06b63 | 161 | .has_arg = required_argument, |
7a4b8240 | 162 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 163 | }, |
2b386d25 | 164 | { |
08d2a19c | 165 | .name = (char *) "alloc-size", |
2b386d25 | 166 | .has_arg = required_argument, |
7a4b8240 | 167 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 168 | }, |
9ac8a797 | 169 | { |
08d2a19c | 170 | .name = (char *) "profile", |
9ac8a797 | 171 | .has_arg = required_argument, |
7a4b8240 | 172 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 173 | }, |
a9523c6f | 174 | { |
08d2a19c | 175 | .name = (char *) "warnings-fatal", |
a9523c6f | 176 | .has_arg = no_argument, |
7a4b8240 | 177 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 178 | }, |
fca70358 JA |
179 | { |
180 | .name = (char *) "max-jobs", | |
181 | .has_arg = required_argument, | |
7a4b8240 | 182 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 183 | }, |
f57a9c59 JA |
184 | { |
185 | .name = (char *) "terse-version", | |
186 | .has_arg = required_argument, | |
7a4b8240 | 187 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 188 | }, |
50d16976 JA |
189 | { |
190 | .name = (char *) "server", | |
87aa8f19 | 191 | .has_arg = optional_argument, |
50d16976 JA |
192 | .val = 'S', |
193 | }, | |
e46d8091 | 194 | { .name = (char *) "daemonize", |
402668f3 | 195 | .has_arg = required_argument, |
e46d8091 JA |
196 | .val = 'D', |
197 | }, | |
132159a5 JA |
198 | { |
199 | .name = (char *) "client", | |
200 | .has_arg = required_argument, | |
201 | .val = 'C', | |
202 | }, | |
7d11f871 JA |
203 | { |
204 | .name = (char *) "cpuclock-test", | |
205 | .has_arg = no_argument, | |
206 | .val = 'T', | |
207 | }, | |
f2a2ce0e HL |
208 | { |
209 | .name = (char *) "idle-prof", | |
210 | .has_arg = required_argument, | |
211 | .val = 'I', | |
212 | }, | |
b4692828 JA |
213 | { |
214 | .name = NULL, | |
215 | }, | |
216 | }; | |
217 | ||
9d9eb2e7 JA |
218 | static void free_shm(void) |
219 | { | |
220 | struct shmid_ds sbuf; | |
221 | ||
222 | if (threads) { | |
223 | void *tp = threads; | |
224 | ||
225 | threads = NULL; | |
226 | file_hash_exit(); | |
9e684a49 | 227 | flow_exit(); |
9d9eb2e7 JA |
228 | fio_debug_jobp = NULL; |
229 | shmdt(tp); | |
230 | shmctl(shm_id, IPC_RMID, &sbuf); | |
231 | } | |
232 | ||
233 | scleanup(); | |
234 | } | |
235 | ||
236 | /* | |
237 | * The thread area is shared between the main process and the job | |
238 | * threads/processes. So setup a shared memory segment that will hold | |
239 | * all the job info. We use the end of the region for keeping track of | |
240 | * open files across jobs, for file sharing. | |
241 | */ | |
242 | static int setup_thread_area(void) | |
243 | { | |
244 | void *hash; | |
245 | ||
246 | if (threads) | |
247 | return 0; | |
248 | ||
249 | /* | |
250 | * 1024 is too much on some machines, scale max_jobs if | |
251 | * we get a failure that looks like too large a shm segment | |
252 | */ | |
253 | do { | |
254 | size_t size = max_jobs * sizeof(struct thread_data); | |
255 | ||
256 | size += file_hash_size; | |
257 | size += sizeof(unsigned int); | |
258 | ||
259 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
260 | if (shm_id != -1) | |
261 | break; | |
f0c77f03 | 262 | if (errno != EINVAL && errno != ENOMEM && errno != ENOSPC) { |
9d9eb2e7 JA |
263 | perror("shmget"); |
264 | break; | |
265 | } | |
266 | ||
267 | max_jobs >>= 1; | |
268 | } while (max_jobs); | |
269 | ||
270 | if (shm_id == -1) | |
271 | return 1; | |
272 | ||
273 | threads = shmat(shm_id, NULL, 0); | |
274 | if (threads == (void *) -1) { | |
275 | perror("shmat"); | |
276 | return 1; | |
277 | } | |
278 | ||
279 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
280 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
281 | fio_debug_jobp = (void *) hash + file_hash_size; | |
282 | *fio_debug_jobp = -1; | |
283 | file_hash_init(hash); | |
9e684a49 DE |
284 | |
285 | flow_init(); | |
286 | ||
9d9eb2e7 JA |
287 | return 0; |
288 | } | |
289 | ||
906c8d75 JA |
290 | /* |
291 | * Return a free job structure. | |
292 | */ | |
de890a1e SL |
293 | static struct thread_data *get_new_job(int global, struct thread_data *parent, |
294 | int preserve_eo) | |
ebac4655 JA |
295 | { |
296 | struct thread_data *td; | |
297 | ||
298 | if (global) | |
299 | return &def_thread; | |
9d9eb2e7 JA |
300 | if (setup_thread_area()) { |
301 | log_err("error: failed to setup shm segment\n"); | |
302 | return NULL; | |
303 | } | |
e61f1ec8 BC |
304 | if (thread_number >= max_jobs) { |
305 | log_err("error: maximum number of jobs (%d) reached.\n", | |
306 | max_jobs); | |
ebac4655 | 307 | return NULL; |
e61f1ec8 | 308 | } |
ebac4655 JA |
309 | |
310 | td = &threads[thread_number++]; | |
ddaeaa5a | 311 | *td = *parent; |
ebac4655 | 312 | |
de890a1e SL |
313 | td->io_ops = NULL; |
314 | if (!preserve_eo) | |
315 | td->eo = NULL; | |
316 | ||
e0b0d892 JA |
317 | td->o.uid = td->o.gid = -1U; |
318 | ||
cade3ef4 | 319 | dup_files(td, parent); |
de890a1e | 320 | fio_options_mem_dupe(td); |
cade3ef4 | 321 | |
15dc1934 JA |
322 | profile_add_hooks(td); |
323 | ||
ebac4655 | 324 | td->thread_number = thread_number; |
108fea77 JA |
325 | |
326 | if (!parent || !parent->o.group_reporting) | |
327 | stat_number++; | |
328 | ||
ebac4655 JA |
329 | return td; |
330 | } | |
331 | ||
332 | static void put_job(struct thread_data *td) | |
333 | { | |
549577a7 JA |
334 | if (td == &def_thread) |
335 | return; | |
84dd1886 | 336 | |
58c55ba0 | 337 | profile_td_exit(td); |
9e684a49 | 338 | flow_exit_job(td); |
549577a7 | 339 | |
16edf25d | 340 | if (td->error) |
6d86144d | 341 | log_info("fio: %s\n", td->verror); |
16edf25d | 342 | |
7e356b2d | 343 | fio_options_free(td); |
de890a1e SL |
344 | if (td->io_ops) |
345 | free_ioengine(td); | |
7e356b2d | 346 | |
ebac4655 JA |
347 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
348 | thread_number--; | |
349 | } | |
350 | ||
581e7141 | 351 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
127f6865 | 352 | { |
581e7141 | 353 | unsigned int bs = td->o.min_bs[ddir]; |
127f6865 | 354 | |
ff58fced JA |
355 | assert(ddir_rw(ddir)); |
356 | ||
ba3e4e0c | 357 | if (td->o.rate[ddir]) |
1b8dbf25 | 358 | td->rate_bps[ddir] = td->o.rate[ddir]; |
ba3e4e0c | 359 | else |
1b8dbf25 | 360 | td->rate_bps[ddir] = td->o.rate_iops[ddir] * bs; |
127f6865 | 361 | |
1b8dbf25 | 362 | if (!td->rate_bps[ddir]) { |
127f6865 JA |
363 | log_err("rate lower than supported\n"); |
364 | return -1; | |
365 | } | |
366 | ||
581e7141 | 367 | td->rate_pending_usleep[ddir] = 0; |
127f6865 JA |
368 | return 0; |
369 | } | |
370 | ||
581e7141 JA |
371 | static int setup_rate(struct thread_data *td) |
372 | { | |
373 | int ret = 0; | |
374 | ||
375 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) | |
376 | ret = __setup_rate(td, DDIR_READ); | |
377 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) | |
378 | ret |= __setup_rate(td, DDIR_WRITE); | |
6eaf09d6 SL |
379 | if (td->o.rate[DDIR_TRIM] || td->o.rate_iops[DDIR_TRIM]) |
380 | ret |= __setup_rate(td, DDIR_TRIM); | |
581e7141 JA |
381 | |
382 | return ret; | |
383 | } | |
384 | ||
8347239a JA |
385 | static int fixed_block_size(struct thread_options *o) |
386 | { | |
387 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
388 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
6eaf09d6 SL |
389 | o->min_bs[DDIR_TRIM] == o->max_bs[DDIR_TRIM] && |
390 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE] && | |
391 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_TRIM]; | |
8347239a JA |
392 | } |
393 | ||
dad915e3 JA |
394 | /* |
395 | * Lazy way of fixing up options that depend on each other. We could also | |
396 | * define option callback handlers, but this is easier. | |
397 | */ | |
4e991c23 | 398 | static int fixup_options(struct thread_data *td) |
e1f36503 | 399 | { |
2dc1bbeb | 400 | struct thread_options *o = &td->o; |
ff217451 | 401 | int ret = 0; |
dad915e3 | 402 | |
f356d01d | 403 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 404 | if (!o->use_thread) { |
f356d01d JA |
405 | log_info("fio: this platform does not support process shared" |
406 | " mutexes, forcing use of threads. Use the 'thread'" | |
407 | " option to get rid of this warning.\n"); | |
9bbf57cc | 408 | o->use_thread = 1; |
a9523c6f | 409 | ret = warnings_fatal; |
f356d01d JA |
410 | } |
411 | #endif | |
412 | ||
2dc1bbeb | 413 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 414 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
415 | free(o->write_iolog_file); |
416 | o->write_iolog_file = NULL; | |
a9523c6f | 417 | ret = warnings_fatal; |
076efc7c | 418 | } |
16b462ae | 419 | |
16b462ae | 420 | /* |
ed335855 | 421 | * only really works with 1 file |
16b462ae | 422 | */ |
627aa1a8 | 423 | if (o->zone_size && o->open_files > 1) |
2dc1bbeb | 424 | o->zone_size = 0; |
16b462ae | 425 | |
ed335855 SN |
426 | /* |
427 | * If zone_range isn't specified, backward compatibility dictates it | |
428 | * should be made equal to zone_size. | |
429 | */ | |
430 | if (o->zone_size && !o->zone_range) | |
431 | o->zone_range = o->zone_size; | |
432 | ||
16b462ae JA |
433 | /* |
434 | * Reads can do overwrites, we always need to pre-create the file | |
435 | */ | |
436 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 437 | o->overwrite = 1; |
16b462ae | 438 | |
2dc1bbeb | 439 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 440 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
441 | if (!o->max_bs[DDIR_READ]) |
442 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
443 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 444 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
445 | if (!o->max_bs[DDIR_WRITE]) |
446 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
6eaf09d6 SL |
447 | if (!o->min_bs[DDIR_TRIM]) |
448 | o->min_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
449 | if (!o->max_bs[DDIR_TRIM]) | |
450 | o->max_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
451 | ||
a00735e6 | 452 | |
2dc1bbeb | 453 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
6eaf09d6 | 454 | o->rw_min_bs = min(o->min_bs[DDIR_TRIM], o->rw_min_bs); |
a00735e6 | 455 | |
2b7a01d0 JA |
456 | /* |
457 | * For random IO, allow blockalign offset other than min_bs. | |
458 | */ | |
459 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
460 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
461 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
462 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
6eaf09d6 SL |
463 | if (!o->ba[DDIR_TRIM] || !td_random(td)) |
464 | o->ba[DDIR_TRIM] = o->min_bs[DDIR_TRIM]; | |
2b7a01d0 JA |
465 | |
466 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
6eaf09d6 SL |
467 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE] || |
468 | o->ba[DDIR_TRIM] != o->min_bs[DDIR_TRIM]) && | |
9bbf57cc | 469 | !o->norandommap) { |
2b7a01d0 | 470 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 471 | o->norandommap = 1; |
a9523c6f | 472 | ret = warnings_fatal; |
2b7a01d0 JA |
473 | } |
474 | ||
2dc1bbeb JA |
475 | if (!o->file_size_high) |
476 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 477 | |
8347239a JA |
478 | if (o->norandommap && o->verify != VERIFY_NONE |
479 | && !fixed_block_size(o)) { | |
480 | log_err("fio: norandommap given for variable block sizes, " | |
481 | "verify disabled\n"); | |
2dc1bbeb | 482 | o->verify = VERIFY_NONE; |
a9523c6f | 483 | ret = warnings_fatal; |
bb8895e0 | 484 | } |
2dc1bbeb | 485 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 486 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 487 | |
48097d5c JA |
488 | /* |
489 | * thinktime_spin must be less than thinktime | |
490 | */ | |
2dc1bbeb JA |
491 | if (o->thinktime_spin > o->thinktime) |
492 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
493 | |
494 | /* | |
495 | * The low water mark cannot be bigger than the iodepth | |
496 | */ | |
67bf9823 JA |
497 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) |
498 | o->iodepth_low = o->iodepth; | |
cb5ab512 JA |
499 | |
500 | /* | |
501 | * If batch number isn't set, default to the same as iodepth | |
502 | */ | |
2dc1bbeb JA |
503 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
504 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 505 | |
2dc1bbeb JA |
506 | if (o->nr_files > td->files_index) |
507 | o->nr_files = td->files_index; | |
9f9214f2 | 508 | |
2dc1bbeb JA |
509 | if (o->open_files > o->nr_files || !o->open_files) |
510 | o->open_files = o->nr_files; | |
4e991c23 | 511 | |
6eaf09d6 SL |
512 | if (((o->rate[DDIR_READ] + o->rate[DDIR_WRITE] + o->rate[DDIR_TRIM]) && |
513 | (o->rate_iops[DDIR_READ] + o->rate_iops[DDIR_WRITE] + o->rate_iops[DDIR_TRIM])) || | |
514 | ((o->ratemin[DDIR_READ] + o->ratemin[DDIR_WRITE] + o->ratemin[DDIR_TRIM]) && | |
515 | (o->rate_iops_min[DDIR_READ] + o->rate_iops_min[DDIR_WRITE] + o->rate_iops_min[DDIR_TRIM]))) { | |
4e991c23 | 516 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 517 | ret = 1; |
4e991c23 | 518 | } |
6eaf09d6 SL |
519 | if ((o->rate[DDIR_READ] < o->ratemin[DDIR_READ]) || |
520 | (o->rate[DDIR_WRITE] < o->ratemin[DDIR_WRITE]) || | |
521 | (o->rate[DDIR_TRIM] < o->ratemin[DDIR_TRIM]) || | |
522 | (o->rate_iops[DDIR_READ] < o->rate_iops_min[DDIR_READ]) || | |
523 | (o->rate_iops[DDIR_WRITE] < o->rate_iops_min[DDIR_WRITE]) || | |
524 | (o->rate_iops[DDIR_TRIM] < o->rate_iops_min[DDIR_TRIM])) { | |
4e991c23 | 525 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 526 | ret = 1; |
4e991c23 JA |
527 | } |
528 | ||
cf4464ca JA |
529 | if (!o->timeout && o->time_based) { |
530 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
531 | o->time_based = 0; | |
a9523c6f | 532 | ret = warnings_fatal; |
cf4464ca JA |
533 | } |
534 | ||
aa31f1f1 | 535 | if (o->fill_device && !o->size) |
5921e80c | 536 | o->size = -1ULL; |
5ec10eaa | 537 | |
9bbf57cc | 538 | if (o->verify != VERIFY_NONE) { |
996936f9 | 539 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
540 | log_info("Multiple writers may overwrite blocks that " |
541 | "belong to other jobs. This can cause " | |
542 | "verification failures.\n"); | |
543 | ret = warnings_fatal; | |
544 | } | |
545 | ||
9bbf57cc | 546 | o->refill_buffers = 1; |
2f1b8e8b JA |
547 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
548 | !o->verify_interval) | |
549 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 550 | } |
41ccd845 | 551 | |
9bbf57cc JA |
552 | if (o->pre_read) { |
553 | o->invalidate_cache = 0; | |
a9523c6f | 554 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
555 | log_info("fio: cannot pre-read files with an IO engine" |
556 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
557 | ret = warnings_fatal; |
558 | } | |
9c0d2241 | 559 | } |
34f1c044 | 560 | |
67bf9823 | 561 | #ifndef CONFIG_FDATASYNC |
9bbf57cc | 562 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
563 | log_info("fio: this platform does not support fdatasync()" |
564 | " falling back to using fsync(). Use the 'fsync'" | |
565 | " option instead of 'fdatasync' to get rid of" | |
566 | " this warning\n"); | |
9bbf57cc JA |
567 | o->fsync_blocks = o->fdatasync_blocks; |
568 | o->fdatasync_blocks = 0; | |
a9523c6f | 569 | ret = warnings_fatal; |
e72fa4d4 JA |
570 | } |
571 | #endif | |
572 | ||
93bcfd20 BC |
573 | #ifdef WIN32 |
574 | /* | |
575 | * Windows doesn't support O_DIRECT or O_SYNC with the _open interface, | |
576 | * so fail if we're passed those flags | |
577 | */ | |
578 | if ((td->io_ops->flags & FIO_SYNCIO) && (td->o.odirect || td->o.sync_io)) { | |
579 | log_err("fio: Windows does not support direct or non-buffered io with" | |
580 | " the synchronous ioengines. Use the 'windowsaio' ioengine" | |
581 | " with 'direct=1' and 'iodepth=1' instead.\n"); | |
582 | ret = 1; | |
583 | } | |
584 | #endif | |
585 | ||
811ac503 JA |
586 | /* |
587 | * For fully compressible data, just zero them at init time. | |
588 | * It's faster than repeatedly filling it. | |
589 | */ | |
590 | if (td->o.compress_percentage == 100) { | |
591 | td->o.zero_buffers = 1; | |
592 | td->o.compress_percentage = 0; | |
593 | } | |
594 | ||
5881fda4 JA |
595 | /* |
596 | * Using a non-uniform random distribution excludes usage of | |
597 | * a random map | |
598 | */ | |
599 | if (td->o.random_distribution != FIO_RAND_DIST_RANDOM) | |
600 | td->o.norandommap = 1; | |
601 | ||
a9523c6f | 602 | return ret; |
e1f36503 JA |
603 | } |
604 | ||
f8977ee6 JA |
605 | /* |
606 | * This function leaks the buffer | |
607 | */ | |
608 | static char *to_kmg(unsigned int val) | |
609 | { | |
610 | char *buf = malloc(32); | |
f3502ba2 | 611 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
612 | char *p = post; |
613 | ||
245142ff | 614 | do { |
f8977ee6 JA |
615 | if (val & 1023) |
616 | break; | |
617 | ||
618 | val >>= 10; | |
619 | p++; | |
245142ff | 620 | } while (*p); |
f8977ee6 | 621 | |
98ffb8f3 | 622 | snprintf(buf, 32, "%u%c", val, *p); |
f8977ee6 JA |
623 | return buf; |
624 | } | |
625 | ||
09629a90 JA |
626 | /* External engines are specified by "external:name.o") */ |
627 | static const char *get_engine_name(const char *str) | |
628 | { | |
629 | char *p = strstr(str, ":"); | |
630 | ||
631 | if (!p) | |
632 | return str; | |
633 | ||
634 | p++; | |
635 | strip_blank_front(&p); | |
636 | strip_blank_end(p); | |
637 | return p; | |
638 | } | |
639 | ||
e132cbae JA |
640 | static int exists_and_not_file(const char *filename) |
641 | { | |
642 | struct stat sb; | |
643 | ||
644 | if (lstat(filename, &sb) == -1) | |
645 | return 0; | |
646 | ||
ecc314ba BC |
647 | /* \\.\ is the device namespace in Windows, where every file |
648 | * is a device node */ | |
649 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
650 | return 0; |
651 | ||
652 | return 1; | |
653 | } | |
654 | ||
4c07ad86 | 655 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 | 656 | { |
d24945f0 JA |
657 | os_random_seed(td->rand_seeds[FIO_RAND_BS_OFF], &td->bsrange_state); |
658 | os_random_seed(td->rand_seeds[FIO_RAND_VER_OFF], &td->verify_state); | |
659 | os_random_seed(td->rand_seeds[FIO_RAND_MIX_OFF], &td->rwmix_state); | |
5bfc35d7 JA |
660 | |
661 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
d24945f0 | 662 | os_random_seed(td->rand_seeds[FIO_RAND_FILE_OFF], &td->next_file_state); |
5bfc35d7 | 663 | |
d24945f0 JA |
664 | os_random_seed(td->rand_seeds[FIO_RAND_FILE_SIZE_OFF], &td->file_size_state); |
665 | os_random_seed(td->rand_seeds[FIO_RAND_TRIM_OFF], &td->trim_state); | |
5bfc35d7 JA |
666 | |
667 | if (!td_random(td)) | |
668 | return; | |
669 | ||
670 | if (td->o.rand_repeatable) | |
d24945f0 | 671 | td->rand_seeds[FIO_RAND_BLOCK_OFF] = FIO_RANDSEED * td->thread_number; |
5bfc35d7 | 672 | |
d24945f0 | 673 | os_random_seed(td->rand_seeds[FIO_RAND_BLOCK_OFF], &td->random_state); |
4c07ad86 JA |
674 | } |
675 | ||
676 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
677 | { | |
d24945f0 JA |
678 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[FIO_RAND_BS_OFF]); |
679 | init_rand_seed(&td->__verify_state, td->rand_seeds[FIO_RAND_VER_OFF]); | |
680 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[FIO_RAND_MIX_OFF]); | |
4c07ad86 JA |
681 | |
682 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
d24945f0 | 683 | init_rand_seed(&td->__next_file_state, td->rand_seeds[FIO_RAND_FILE_OFF]); |
4c07ad86 | 684 | |
d24945f0 JA |
685 | init_rand_seed(&td->__file_size_state, td->rand_seeds[FIO_RAND_FILE_SIZE_OFF]); |
686 | init_rand_seed(&td->__trim_state, td->rand_seeds[FIO_RAND_TRIM_OFF]); | |
4c07ad86 JA |
687 | |
688 | if (!td_random(td)) | |
689 | return; | |
690 | ||
691 | if (td->o.rand_repeatable) | |
d24945f0 | 692 | td->rand_seeds[FIO_RAND_BLOCK_OFF] = FIO_RANDSEED * td->thread_number; |
4c07ad86 | 693 | |
d24945f0 | 694 | init_rand_seed(&td->__random_state, td->rand_seeds[FIO_RAND_BLOCK_OFF]); |
5bfc35d7 JA |
695 | } |
696 | ||
4c07ad86 JA |
697 | void td_fill_rand_seeds(struct thread_data *td) |
698 | { | |
699 | if (td->o.use_os_rand) | |
700 | td_fill_rand_seeds_os(td); | |
701 | else | |
702 | td_fill_rand_seeds_internal(td); | |
3545a109 | 703 | |
d24945f0 | 704 | init_rand_seed(&td->buf_state, td->rand_seeds[FIO_RAND_BUF_OFF]); |
4c07ad86 JA |
705 | } |
706 | ||
de890a1e SL |
707 | /* |
708 | * Initializes the ioengine configured for a job, if it has not been done so | |
709 | * already. | |
710 | */ | |
711 | int ioengine_load(struct thread_data *td) | |
712 | { | |
713 | const char *engine; | |
714 | ||
715 | /* | |
716 | * Engine has already been loaded. | |
717 | */ | |
718 | if (td->io_ops) | |
719 | return 0; | |
720 | ||
721 | engine = get_engine_name(td->o.ioengine); | |
722 | td->io_ops = load_ioengine(td, engine); | |
723 | if (!td->io_ops) { | |
724 | log_err("fio: failed to load engine %s\n", engine); | |
725 | return 1; | |
726 | } | |
727 | ||
728 | if (td->io_ops->option_struct_size && td->io_ops->options) { | |
729 | /* | |
730 | * In cases where td->eo is set, clone it for a child thread. | |
731 | * This requires that the parent thread has the same ioengine, | |
732 | * but that requirement must be enforced by the code which | |
733 | * cloned the thread. | |
734 | */ | |
735 | void *origeo = td->eo; | |
736 | /* | |
737 | * Otherwise use the default thread options. | |
738 | */ | |
739 | if (!origeo && td != &def_thread && def_thread.eo && | |
740 | def_thread.io_ops->options == td->io_ops->options) | |
741 | origeo = def_thread.eo; | |
742 | ||
743 | options_init(td->io_ops->options); | |
744 | td->eo = malloc(td->io_ops->option_struct_size); | |
745 | /* | |
746 | * Use the default thread as an option template if this uses the | |
747 | * same options structure and there are non-default options | |
748 | * used. | |
749 | */ | |
750 | if (origeo) { | |
751 | memcpy(td->eo, origeo, td->io_ops->option_struct_size); | |
752 | options_mem_dupe(td->eo, td->io_ops->options); | |
753 | } else { | |
754 | memset(td->eo, 0, td->io_ops->option_struct_size); | |
755 | fill_default_options(td->eo, td->io_ops->options); | |
756 | } | |
757 | *(struct thread_data **)td->eo = td; | |
758 | } | |
759 | ||
760 | return 0; | |
761 | } | |
762 | ||
d72be545 JA |
763 | static void init_flags(struct thread_data *td) |
764 | { | |
765 | struct thread_options *o = &td->o; | |
766 | ||
767 | if (o->verify_backlog) | |
768 | td->flags |= TD_F_VER_BACKLOG; | |
769 | if (o->trim_backlog) | |
770 | td->flags |= TD_F_TRIM_BACKLOG; | |
771 | if (o->read_iolog_file) | |
772 | td->flags |= TD_F_READ_IOLOG; | |
773 | if (o->refill_buffers) | |
774 | td->flags |= TD_F_REFILL_BUFFERS; | |
775 | if (o->scramble_buffers) | |
776 | td->flags |= TD_F_SCRAMBLE_BUFFERS; | |
777 | if (o->verify != VERIFY_NONE) | |
778 | td->flags |= TD_F_VER_NONE; | |
779 | } | |
780 | ||
9dbc7bfe JA |
781 | static int setup_random_seeds(struct thread_data *td) |
782 | { | |
783 | unsigned long seed; | |
784 | unsigned int i; | |
785 | ||
786 | if (!td->o.rand_repeatable) | |
787 | return init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds)); | |
788 | ||
789 | for (seed = 0x89, i = 0; i < 4; i++) | |
790 | seed *= 0x9e370001UL; | |
791 | ||
792 | for (i = 0; i < FIO_RAND_NR_OFFS; i++) { | |
793 | td->rand_seeds[i] = seed; | |
794 | seed *= 0x9e370001UL; | |
795 | } | |
796 | ||
797 | td_fill_rand_seeds(td); | |
798 | return 0; | |
799 | } | |
800 | ||
906c8d75 JA |
801 | /* |
802 | * Adds a job to the list of things todo. Sanitizes the various options | |
803 | * to make sure we don't have conflicts, and initializes various | |
804 | * members of td. | |
805 | */ | |
75154845 | 806 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 807 | { |
413dd459 | 808 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
6eaf09d6 SL |
809 | "randread", "randwrite", "randrw", |
810 | "trim", NULL, NULL, NULL, "randtrim" }; | |
af52b345 | 811 | unsigned int i; |
af52b345 | 812 | char fname[PATH_MAX]; |
e132cbae | 813 | int numjobs, file_alloced; |
ebac4655 | 814 | |
ebac4655 JA |
815 | /* |
816 | * the def_thread is just for options, it's not a real job | |
817 | */ | |
818 | if (td == &def_thread) | |
819 | return 0; | |
820 | ||
d72be545 JA |
821 | init_flags(td); |
822 | ||
cca73aa7 JA |
823 | /* |
824 | * if we are just dumping the output command line, don't add the job | |
825 | */ | |
111e032d | 826 | if (dump_cmdline || parse_only) { |
cca73aa7 JA |
827 | put_job(td); |
828 | return 0; | |
829 | } | |
830 | ||
58c55ba0 | 831 | if (profile_td_init(td)) |
66251554 | 832 | goto err; |
58c55ba0 | 833 | |
de890a1e | 834 | if (ioengine_load(td)) |
205927a3 | 835 | goto err; |
df64119d | 836 | |
2dc1bbeb | 837 | if (td->o.use_thread) |
9cedf167 JA |
838 | nr_thread++; |
839 | else | |
840 | nr_process++; | |
841 | ||
2dc1bbeb | 842 | if (td->o.odirect) |
690adba3 JA |
843 | td->io_ops->flags |= FIO_RAWIO; |
844 | ||
e132cbae | 845 | file_alloced = 0; |
691c8fb0 | 846 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 847 | file_alloced = 1; |
80be24f4 | 848 | |
2dc1bbeb | 849 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 850 | add_file(td, jobname); |
7b05a215 | 851 | else { |
2dc1bbeb | 852 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
853 | sprintf(fname, "%s.%d.%d", jobname, |
854 | td->thread_number, i); | |
7b05a215 JA |
855 | add_file(td, fname); |
856 | } | |
af52b345 | 857 | } |
0af7b542 | 858 | } |
ebac4655 | 859 | |
4e991c23 JA |
860 | if (fixup_options(td)) |
861 | goto err; | |
e0a22335 | 862 | |
9e684a49 DE |
863 | flow_init_job(td); |
864 | ||
de890a1e SL |
865 | /* |
866 | * IO engines only need this for option callbacks, and the address may | |
867 | * change in subprocesses. | |
868 | */ | |
869 | if (td->eo) | |
870 | *(struct thread_data **)td->eo = NULL; | |
871 | ||
07eb79df JA |
872 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
873 | struct fio_file *f; | |
874 | ||
875 | for_each_file(td, f, i) | |
876 | f->real_file_size = -1ULL; | |
877 | } | |
878 | ||
521da527 | 879 | td->mutex = fio_mutex_init(FIO_MUTEX_LOCKED); |
ebac4655 | 880 | |
83349190 | 881 | td->ts.clat_percentiles = td->o.clat_percentiles; |
435d195a | 882 | td->ts.percentile_precision = td->o.percentile_precision; |
fd112d34 | 883 | memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 884 | |
6eaf09d6 SL |
885 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
886 | td->ts.clat_stat[i].min_val = ULONG_MAX; | |
887 | td->ts.slat_stat[i].min_val = ULONG_MAX; | |
888 | td->ts.lat_stat[i].min_val = ULONG_MAX; | |
889 | td->ts.bw_stat[i].min_val = ULONG_MAX; | |
890 | } | |
cdd5411e | 891 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 892 | |
755c3189 | 893 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 894 | prev_group_jobs = 0; |
ebac4655 | 895 | groupid++; |
3c5df6fa | 896 | } |
ebac4655 JA |
897 | |
898 | td->groupid = groupid; | |
3c5df6fa | 899 | prev_group_jobs++; |
ebac4655 | 900 | |
9dbc7bfe | 901 | if (setup_random_seeds(td)) { |
93bcfd20 | 902 | td_verror(td, errno, "init_random_state"); |
9c60ce64 | 903 | goto err; |
93bcfd20 | 904 | } |
9c60ce64 | 905 | |
ebac4655 JA |
906 | if (setup_rate(td)) |
907 | goto err; | |
908 | ||
2dc1bbeb | 909 | if (td->o.write_lat_log) { |
b8bc8cba JA |
910 | setup_log(&td->lat_log, td->o.log_avg_msec); |
911 | setup_log(&td->slat_log, td->o.log_avg_msec); | |
912 | setup_log(&td->clat_log, td->o.log_avg_msec); | |
ebac4655 | 913 | } |
2dc1bbeb | 914 | if (td->o.write_bw_log) |
b8bc8cba | 915 | setup_log(&td->bw_log, td->o.log_avg_msec); |
c8eeb9df | 916 | if (td->o.write_iops_log) |
b8bc8cba | 917 | setup_log(&td->iops_log, td->o.log_avg_msec); |
ebac4655 | 918 | |
2dc1bbeb JA |
919 | if (!td->o.name) |
920 | td->o.name = strdup(jobname); | |
01452055 | 921 | |
f3afa57e | 922 | if (output_format == FIO_OUTPUT_NORMAL) { |
b990b5c0 | 923 | if (!job_add_num) { |
5ec10eaa JA |
924 | if (!strcmp(td->io_ops->name, "cpuio")) { |
925 | log_info("%s: ioengine=cpu, cpuload=%u," | |
926 | " cpucycle=%u\n", td->o.name, | |
927 | td->o.cpuload, | |
928 | td->o.cpucycle); | |
929 | } else { | |
6eaf09d6 | 930 | char *c1, *c2, *c3, *c4, *c5, *c6; |
f8977ee6 | 931 | |
2dc1bbeb JA |
932 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
933 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
934 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
935 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
6eaf09d6 SL |
936 | c5 = to_kmg(td->o.min_bs[DDIR_TRIM]); |
937 | c6 = to_kmg(td->o.max_bs[DDIR_TRIM]); | |
f8977ee6 | 938 | |
6eaf09d6 | 939 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s/%s-%s," |
5ec10eaa JA |
940 | " ioengine=%s, iodepth=%u\n", |
941 | td->o.name, td->groupid, | |
942 | ddir_str[td->o.td_ddir], | |
6eaf09d6 | 943 | c1, c2, c3, c4, c5, c6, |
5ec10eaa JA |
944 | td->io_ops->name, |
945 | td->o.iodepth); | |
f8977ee6 JA |
946 | |
947 | free(c1); | |
948 | free(c2); | |
949 | free(c3); | |
950 | free(c4); | |
6eaf09d6 SL |
951 | free(c5); |
952 | free(c6); | |
f8977ee6 | 953 | } |
b990b5c0 | 954 | } else if (job_add_num == 1) |
6d86144d | 955 | log_info("...\n"); |
c6ae0a5b | 956 | } |
ebac4655 JA |
957 | |
958 | /* | |
959 | * recurse add identical jobs, clear numjobs and stonewall options | |
960 | * as they don't apply to sub-jobs | |
961 | */ | |
2dc1bbeb | 962 | numjobs = td->o.numjobs; |
ebac4655 | 963 | while (--numjobs) { |
de890a1e | 964 | struct thread_data *td_new = get_new_job(0, td, 1); |
ebac4655 JA |
965 | |
966 | if (!td_new) | |
967 | goto err; | |
968 | ||
2dc1bbeb JA |
969 | td_new->o.numjobs = 1; |
970 | td_new->o.stonewall = 0; | |
92c1d41f | 971 | td_new->o.new_group = 0; |
e132cbae JA |
972 | |
973 | if (file_alloced) { | |
2dc1bbeb | 974 | td_new->o.filename = NULL; |
e132cbae | 975 | td_new->files_index = 0; |
4e6ea2f1 | 976 | td_new->files_size = 0; |
e132cbae JA |
977 | td_new->files = NULL; |
978 | } | |
979 | ||
75154845 | 980 | job_add_num = numjobs - 1; |
ebac4655 | 981 | |
75154845 | 982 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
983 | goto err; |
984 | } | |
3c5df6fa | 985 | |
ebac4655 JA |
986 | return 0; |
987 | err: | |
988 | put_job(td); | |
989 | return -1; | |
990 | } | |
991 | ||
79d16311 JA |
992 | /* |
993 | * Parse as if 'o' was a command line | |
994 | */ | |
995 | void add_job_opts(const char **o) | |
996 | { | |
997 | struct thread_data *td, *td_parent; | |
998 | int i, in_global = 1; | |
999 | char jobname[32]; | |
1000 | ||
1001 | i = 0; | |
1002 | td_parent = td = NULL; | |
1003 | while (o[i]) { | |
1004 | if (!strncmp(o[i], "name", 4)) { | |
1005 | in_global = 0; | |
1006 | if (td) | |
1007 | add_job(td, jobname, 0); | |
1008 | td = NULL; | |
1009 | sprintf(jobname, "%s", o[i] + 5); | |
1010 | } | |
1011 | if (in_global && !td_parent) | |
de890a1e | 1012 | td_parent = get_new_job(1, &def_thread, 0); |
79d16311 JA |
1013 | else if (!in_global && !td) { |
1014 | if (!td_parent) | |
1015 | td_parent = &def_thread; | |
de890a1e | 1016 | td = get_new_job(0, td_parent, 0); |
79d16311 JA |
1017 | } |
1018 | if (in_global) | |
1019 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
1020 | else | |
1021 | fio_options_parse(td, (char **) &o[i], 1); | |
1022 | i++; | |
1023 | } | |
1024 | ||
1025 | if (td) | |
1026 | add_job(td, jobname, 0); | |
1027 | } | |
1028 | ||
01f06b63 JA |
1029 | static int skip_this_section(const char *name) |
1030 | { | |
ad0a2735 JA |
1031 | int i; |
1032 | ||
1033 | if (!nr_job_sections) | |
01f06b63 JA |
1034 | return 0; |
1035 | if (!strncmp(name, "global", 6)) | |
1036 | return 0; | |
1037 | ||
ad0a2735 JA |
1038 | for (i = 0; i < nr_job_sections; i++) |
1039 | if (!strcmp(job_sections[i], name)) | |
1040 | return 0; | |
1041 | ||
1042 | return 1; | |
01f06b63 JA |
1043 | } |
1044 | ||
ebac4655 JA |
1045 | static int is_empty_or_comment(char *line) |
1046 | { | |
1047 | unsigned int i; | |
1048 | ||
1049 | for (i = 0; i < strlen(line); i++) { | |
1050 | if (line[i] == ';') | |
1051 | return 1; | |
5cc2da30 IM |
1052 | if (line[i] == '#') |
1053 | return 1; | |
76cd9378 | 1054 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
ebac4655 JA |
1055 | return 0; |
1056 | } | |
1057 | ||
1058 | return 1; | |
1059 | } | |
1060 | ||
07261983 JA |
1061 | /* |
1062 | * This is our [ini] type file parser. | |
1063 | */ | |
50d16976 | 1064 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
ebac4655 | 1065 | { |
e1f36503 | 1066 | unsigned int global; |
ebac4655 | 1067 | struct thread_data *td; |
fee3bb48 | 1068 | char *string, *name; |
ebac4655 JA |
1069 | FILE *f; |
1070 | char *p; | |
0c7e37a0 | 1071 | int ret = 0, stonewall; |
097b2991 | 1072 | int first_sect = 1; |
ccf8f127 | 1073 | int skip_fgets = 0; |
01f06b63 | 1074 | int inside_skip = 0; |
3b8b7135 JA |
1075 | char **opts; |
1076 | int i, alloc_opts, num_opts; | |
ebac4655 | 1077 | |
50d16976 JA |
1078 | if (is_buf) |
1079 | f = NULL; | |
1080 | else { | |
1081 | if (!strcmp(file, "-")) | |
1082 | f = stdin; | |
1083 | else | |
1084 | f = fopen(file, "r"); | |
5a729cbe | 1085 | |
50d16976 JA |
1086 | if (!f) { |
1087 | perror("fopen job file"); | |
1088 | return 1; | |
1089 | } | |
ebac4655 JA |
1090 | } |
1091 | ||
1092 | string = malloc(4096); | |
7f7e6e59 JA |
1093 | |
1094 | /* | |
1095 | * it's really 256 + small bit, 280 should suffice | |
1096 | */ | |
1097 | name = malloc(280); | |
1098 | memset(name, 0, 280); | |
ebac4655 | 1099 | |
3b8b7135 JA |
1100 | alloc_opts = 8; |
1101 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 1102 | num_opts = 0; |
3b8b7135 | 1103 | |
0c7e37a0 | 1104 | stonewall = stonewall_flag; |
7c124ac1 | 1105 | do { |
ccf8f127 JA |
1106 | /* |
1107 | * if skip_fgets is set, we already have loaded a line we | |
1108 | * haven't handled. | |
1109 | */ | |
1110 | if (!skip_fgets) { | |
50d16976 JA |
1111 | if (is_buf) |
1112 | p = strsep(&file, "\n"); | |
1113 | else | |
43f74792 | 1114 | p = fgets(string, 4096, f); |
ccf8f127 JA |
1115 | if (!p) |
1116 | break; | |
1117 | } | |
cdc7f193 | 1118 | |
ccf8f127 | 1119 | skip_fgets = 0; |
cdc7f193 | 1120 | strip_blank_front(&p); |
6c7c7da1 | 1121 | strip_blank_end(p); |
cdc7f193 | 1122 | |
ebac4655 JA |
1123 | if (is_empty_or_comment(p)) |
1124 | continue; | |
84dd1886 | 1125 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
1126 | if (inside_skip) |
1127 | continue; | |
5ec10eaa JA |
1128 | log_err("fio: option <%s> outside of [] job section\n", |
1129 | p); | |
088b4207 | 1130 | break; |
6c7c7da1 | 1131 | } |
ebac4655 | 1132 | |
7a4b80a1 JA |
1133 | name[strlen(name) - 1] = '\0'; |
1134 | ||
01f06b63 JA |
1135 | if (skip_this_section(name)) { |
1136 | inside_skip = 1; | |
1137 | continue; | |
1138 | } else | |
1139 | inside_skip = 0; | |
1140 | ||
ebac4655 JA |
1141 | global = !strncmp(name, "global", 6); |
1142 | ||
cca73aa7 | 1143 | if (dump_cmdline) { |
097b2991 JA |
1144 | if (first_sect) |
1145 | log_info("fio "); | |
cca73aa7 JA |
1146 | if (!global) |
1147 | log_info("--name=%s ", name); | |
097b2991 | 1148 | first_sect = 0; |
cca73aa7 JA |
1149 | } |
1150 | ||
de890a1e | 1151 | td = get_new_job(global, &def_thread, 0); |
45410acb JA |
1152 | if (!td) { |
1153 | ret = 1; | |
1154 | break; | |
1155 | } | |
ebac4655 | 1156 | |
972cfd25 JA |
1157 | /* |
1158 | * Seperate multiple job files by a stonewall | |
1159 | */ | |
f9481919 | 1160 | if (!global && stonewall) { |
2dc1bbeb | 1161 | td->o.stonewall = stonewall; |
972cfd25 JA |
1162 | stonewall = 0; |
1163 | } | |
1164 | ||
3b8b7135 JA |
1165 | num_opts = 0; |
1166 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
1167 | ||
50d16976 JA |
1168 | while (1) { |
1169 | if (is_buf) | |
1170 | p = strsep(&file, "\n"); | |
1171 | else | |
1172 | p = fgets(string, 4096, f); | |
1173 | if (!p) | |
1174 | break; | |
1175 | ||
ebac4655 JA |
1176 | if (is_empty_or_comment(p)) |
1177 | continue; | |
e1f36503 | 1178 | |
b6754f9d | 1179 | strip_blank_front(&p); |
7c124ac1 | 1180 | |
ccf8f127 JA |
1181 | /* |
1182 | * new section, break out and make sure we don't | |
1183 | * fgets() a new line at the top. | |
1184 | */ | |
1185 | if (p[0] == '[') { | |
1186 | skip_fgets = 1; | |
7c124ac1 | 1187 | break; |
ccf8f127 | 1188 | } |
7c124ac1 | 1189 | |
4ae3f763 | 1190 | strip_blank_end(p); |
aea47d44 | 1191 | |
3b8b7135 JA |
1192 | if (num_opts == alloc_opts) { |
1193 | alloc_opts <<= 1; | |
1194 | opts = realloc(opts, | |
1195 | alloc_opts * sizeof(char *)); | |
1196 | } | |
1197 | ||
1198 | opts[num_opts] = strdup(p); | |
1199 | num_opts++; | |
ebac4655 | 1200 | } |
ebac4655 | 1201 | |
3b8b7135 JA |
1202 | ret = fio_options_parse(td, opts, num_opts); |
1203 | if (!ret) { | |
1204 | if (dump_cmdline) | |
1205 | for (i = 0; i < num_opts; i++) | |
1206 | log_info("--%s ", opts[i]); | |
1207 | ||
45410acb | 1208 | ret = add_job(td, name, 0); |
3b8b7135 | 1209 | } else { |
b1508cf9 JA |
1210 | log_err("fio: job %s dropped\n", name); |
1211 | put_job(td); | |
45410acb | 1212 | } |
3b8b7135 JA |
1213 | |
1214 | for (i = 0; i < num_opts; i++) | |
1215 | free(opts[i]); | |
1216 | num_opts = 0; | |
7c124ac1 | 1217 | } while (!ret); |
ebac4655 | 1218 | |
cca73aa7 JA |
1219 | if (dump_cmdline) |
1220 | log_info("\n"); | |
1221 | ||
7e356b2d JA |
1222 | i = 0; |
1223 | while (i < nr_job_sections) { | |
1224 | free(job_sections[i]); | |
1225 | i++; | |
1226 | } | |
1227 | ||
3b8b7135 JA |
1228 | for (i = 0; i < num_opts; i++) |
1229 | free(opts[i]); | |
1230 | ||
ebac4655 JA |
1231 | free(string); |
1232 | free(name); | |
2577594d | 1233 | free(opts); |
50d16976 | 1234 | if (!is_buf && f != stdin) |
5a729cbe | 1235 | fclose(f); |
45410acb | 1236 | return ret; |
ebac4655 JA |
1237 | } |
1238 | ||
1239 | static int fill_def_thread(void) | |
1240 | { | |
1241 | memset(&def_thread, 0, sizeof(def_thread)); | |
1242 | ||
375b2695 | 1243 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1244 | def_thread.o.timeout = def_timeout; |
8b28bd41 | 1245 | def_thread.o.error_dump = 1; |
ebac4655 | 1246 | /* |
ee738499 | 1247 | * fill default options |
ebac4655 | 1248 | */ |
214e1eca | 1249 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1250 | return 0; |
1251 | } | |
1252 | ||
45378b35 | 1253 | static void usage(const char *name) |
4785f995 | 1254 | { |
692a5d22 | 1255 | printf("%s\n", fio_version_string); |
45378b35 | 1256 | printf("%s [options] [job options] <job file(s)>\n", name); |
83881283 JA |
1257 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n" |
1258 | "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" | |
1259 | "\t\t\tdiskutil,job,mutex,profile,time,net\n"); | |
111e032d | 1260 | printf(" --parse-only\t\tParse options only, don't start any IO\n"); |
83881283 | 1261 | printf(" --output\t\tWrite output to file\n"); |
b2cecdc2 | 1262 | printf(" --runtime\t\tRuntime in seconds\n"); |
83881283 JA |
1263 | printf(" --latency-log\t\tGenerate per-job latency logs\n"); |
1264 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1265 | printf(" --minimal\t\tMinimal (terse) output\n"); | |
f3afa57e | 1266 | printf(" --output-format=x\tOutput format (terse,json,normal)\n"); |
75db6e2c | 1267 | printf(" --terse-version=x\tSet terse version output format to 'x'\n"); |
f3afa57e | 1268 | printf(" --version\t\tPrint version info and exit\n"); |
83881283 | 1269 | printf(" --help\t\tPrint this page\n"); |
23893646 | 1270 | printf(" --cpuclock-test\tPerform test/validation of CPU clock\n"); |
83881283 | 1271 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" |
5ec10eaa | 1272 | " them\n"); |
de890a1e SL |
1273 | printf(" --enghelp=engine\tPrint ioengine help, or list" |
1274 | " available ioengines\n"); | |
1275 | printf(" --enghelp=engine,cmd\tPrint help for an ioengine" | |
1276 | " cmd\n"); | |
83881283 JA |
1277 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
1278 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); | |
1279 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); | |
e382e661 JA |
1280 | printf(" --eta-newline=time\tForce a new line for every 'time'"); |
1281 | printf(" period passed\n"); | |
83881283 | 1282 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" |
5ec10eaa | 1283 | " writes\n"); |
83881283 JA |
1284 | printf(" --section=name\tOnly run specified section in job file\n"); |
1285 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" | |
2b386d25 | 1286 | " (def 1024)\n"); |
83881283 JA |
1287 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
1288 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); | |
1289 | printf(" --server=args\t\tStart a backend fio server\n"); | |
1290 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); | |
1291 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); | |
f2a2ce0e HL |
1292 | printf(" --idle-prof=option\tReport cpu idleness on a system or percpu basis\n" |
1293 | "\t\t\t(option=system,percpu) or run unit work\n" | |
1294 | "\t\t\tcalibration only (option=calibrate)\n"); | |
aa58d252 | 1295 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
23893646 | 1296 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
4785f995 JA |
1297 | } |
1298 | ||
79e48f72 | 1299 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1300 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1301 | { .name = "process", .shift = FD_PROCESS, }, |
1302 | { .name = "file", .shift = FD_FILE, }, | |
1303 | { .name = "io", .shift = FD_IO, }, | |
1304 | { .name = "mem", .shift = FD_MEM, }, | |
1305 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1306 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1307 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1308 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1309 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1310 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1311 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1312 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1313 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1314 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1315 | { .name = NULL, }, |
ee56ad50 JA |
1316 | }; |
1317 | ||
c09823ab | 1318 | static int set_debug(const char *string) |
ee56ad50 JA |
1319 | { |
1320 | struct debug_level *dl; | |
1321 | char *p = (char *) string; | |
1322 | char *opt; | |
1323 | int i; | |
1324 | ||
1325 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1326 | log_info("fio: dumping debug options:"); |
1327 | for (i = 0; debug_levels[i].name; i++) { | |
1328 | dl = &debug_levels[i]; | |
1329 | log_info("%s,", dl->name); | |
1330 | } | |
bd6f78b2 | 1331 | log_info("all\n"); |
c09823ab | 1332 | return 1; |
ee56ad50 JA |
1333 | } |
1334 | ||
1335 | while ((opt = strsep(&p, ",")) != NULL) { | |
1336 | int found = 0; | |
1337 | ||
5e1d306e JA |
1338 | if (!strncmp(opt, "all", 3)) { |
1339 | log_info("fio: set all debug options\n"); | |
1340 | fio_debug = ~0UL; | |
1341 | continue; | |
1342 | } | |
1343 | ||
ee56ad50 JA |
1344 | for (i = 0; debug_levels[i].name; i++) { |
1345 | dl = &debug_levels[i]; | |
5e1d306e JA |
1346 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1347 | if (!found) | |
1348 | continue; | |
1349 | ||
1350 | if (dl->shift == FD_JOB) { | |
1351 | opt = strchr(opt, ':'); | |
1352 | if (!opt) { | |
1353 | log_err("fio: missing job number\n"); | |
1354 | break; | |
1355 | } | |
1356 | opt++; | |
1357 | fio_debug_jobno = atoi(opt); | |
1358 | log_info("fio: set debug jobno %d\n", | |
1359 | fio_debug_jobno); | |
1360 | } else { | |
ee56ad50 | 1361 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1362 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1363 | } |
5e1d306e | 1364 | break; |
ee56ad50 JA |
1365 | } |
1366 | ||
1367 | if (!found) | |
1368 | log_err("fio: debug mask %s not found\n", opt); | |
1369 | } | |
c09823ab | 1370 | return 0; |
ee56ad50 | 1371 | } |
79e48f72 | 1372 | #else |
69b98d4c | 1373 | static int set_debug(const char *string) |
79e48f72 JA |
1374 | { |
1375 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1376 | return 1; |
79e48f72 JA |
1377 | } |
1378 | #endif | |
9ac8a797 | 1379 | |
4c6107ff JA |
1380 | static void fio_options_fill_optstring(void) |
1381 | { | |
1382 | char *ostr = cmd_optstr; | |
1383 | int i, c; | |
1384 | ||
1385 | c = i = 0; | |
1386 | while (l_opts[i].name) { | |
1387 | ostr[c++] = l_opts[i].val; | |
1388 | if (l_opts[i].has_arg == required_argument) | |
1389 | ostr[c++] = ':'; | |
1390 | else if (l_opts[i].has_arg == optional_argument) { | |
1391 | ostr[c++] = ':'; | |
1392 | ostr[c++] = ':'; | |
1393 | } | |
1394 | i++; | |
1395 | } | |
1396 | ostr[c] = '\0'; | |
1397 | } | |
1398 | ||
c2c94585 JA |
1399 | static int client_flag_set(char c) |
1400 | { | |
1401 | int i; | |
1402 | ||
1403 | i = 0; | |
1404 | while (l_opts[i].name) { | |
1405 | int val = l_opts[i].val; | |
1406 | ||
1407 | if (c == (val & 0xff)) | |
1408 | return (val & FIO_CLIENT_FLAG); | |
1409 | ||
1410 | i++; | |
1411 | } | |
1412 | ||
1413 | return 0; | |
1414 | } | |
1415 | ||
fa2ea806 | 1416 | void parse_cmd_client(void *client, char *opt) |
7a4b8240 | 1417 | { |
fa2ea806 | 1418 | fio_client_add_cmd_option(client, opt); |
7a4b8240 JA |
1419 | } |
1420 | ||
81179eec | 1421 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1422 | { |
b4692828 | 1423 | struct thread_data *td = NULL; |
c09823ab | 1424 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1425 | char *ostr = cmd_optstr; |
402668f3 | 1426 | void *pid_file = NULL; |
9bae26e8 | 1427 | void *cur_client = NULL; |
81179eec | 1428 | int backend = 0; |
ebac4655 | 1429 | |
c2c94585 JA |
1430 | /* |
1431 | * Reset optind handling, since we may call this multiple times | |
1432 | * for the backend. | |
1433 | */ | |
1434 | optind = 1; | |
7a4b8240 | 1435 | |
c2c94585 | 1436 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
085399db JA |
1437 | did_arg = 1; |
1438 | ||
c2c94585 | 1439 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
fa2ea806 | 1440 | parse_cmd_client(cur_client, argv[optind - 1]); |
7a4b8240 JA |
1441 | c &= ~FIO_CLIENT_FLAG; |
1442 | } | |
1443 | ||
ebac4655 | 1444 | switch (c) { |
2b386d25 JA |
1445 | case 'a': |
1446 | smalloc_pool_size = atoi(optarg); | |
1447 | break; | |
b4692828 | 1448 | case 't': |
8c029376 | 1449 | def_timeout = atoi(optarg); |
b4692828 JA |
1450 | break; |
1451 | case 'l': | |
1452 | write_lat_log = 1; | |
1453 | break; | |
3d73e5a9 | 1454 | case 'b': |
b4692828 JA |
1455 | write_bw_log = 1; |
1456 | break; | |
1457 | case 'o': | |
1458 | f_out = fopen(optarg, "w+"); | |
1459 | if (!f_out) { | |
1460 | perror("fopen output"); | |
1461 | exit(1); | |
1462 | } | |
1463 | f_err = f_out; | |
1464 | break; | |
1465 | case 'm': | |
f3afa57e | 1466 | output_format = FIO_OUTPUT_TERSE; |
b4692828 | 1467 | break; |
f3afa57e JA |
1468 | case 'F': |
1469 | if (!strcmp(optarg, "minimal") || | |
1470 | !strcmp(optarg, "terse") || | |
1471 | !strcmp(optarg, "csv")) | |
1472 | output_format = FIO_OUTPUT_TERSE; | |
1473 | else if (!strcmp(optarg, "json")) | |
1474 | output_format = FIO_OUTPUT_JSON; | |
1475 | else | |
1476 | output_format = FIO_OUTPUT_NORMAL; | |
cc372b17 | 1477 | break; |
b4692828 | 1478 | case 'h': |
7874f8b7 | 1479 | if (!cur_client) { |
c2c94585 | 1480 | usage(argv[0]); |
7874f8b7 JA |
1481 | do_exit++; |
1482 | } | |
c2c94585 | 1483 | break; |
fd28ca49 | 1484 | case 'c': |
7874f8b7 | 1485 | if (!cur_client) { |
c2c94585 | 1486 | fio_show_option_help(optarg); |
7874f8b7 JA |
1487 | do_exit++; |
1488 | } | |
c2c94585 | 1489 | break; |
de890a1e SL |
1490 | case 'i': |
1491 | if (!cur_client) { | |
1492 | fio_show_ioengine_help(optarg); | |
1493 | do_exit++; | |
1494 | } | |
1495 | break; | |
cca73aa7 JA |
1496 | case 's': |
1497 | dump_cmdline = 1; | |
1498 | break; | |
724e4435 JA |
1499 | case 'r': |
1500 | read_only = 1; | |
1501 | break; | |
b4692828 | 1502 | case 'v': |
7874f8b7 | 1503 | if (!cur_client) { |
692a5d22 | 1504 | log_info("%s\n", fio_version_string); |
7874f8b7 JA |
1505 | do_exit++; |
1506 | } | |
c2c94585 | 1507 | break; |
f57a9c59 JA |
1508 | case 'V': |
1509 | terse_version = atoi(optarg); | |
67b77039 JA |
1510 | if (!(terse_version == 2 || terse_version == 3 || |
1511 | terse_version == 4)) { | |
f57a9c59 JA |
1512 | log_err("fio: bad terse version format\n"); |
1513 | exit_val = 1; | |
1514 | do_exit++; | |
1515 | } | |
1516 | break; | |
e592a06b AC |
1517 | case 'e': |
1518 | if (!strcmp("always", optarg)) | |
1519 | eta_print = FIO_ETA_ALWAYS; | |
1520 | else if (!strcmp("never", optarg)) | |
1521 | eta_print = FIO_ETA_NEVER; | |
1522 | break; | |
e382e661 JA |
1523 | case 'E': { |
1524 | long long t = 0; | |
1525 | ||
1526 | if (str_to_decimal(optarg, &t, 0, NULL)) { | |
1527 | log_err("fio: failed parsing eta time %s\n", optarg); | |
1528 | exit_val = 1; | |
1529 | do_exit++; | |
1530 | } | |
1531 | eta_new_line = t; | |
1532 | break; | |
1533 | } | |
ee56ad50 | 1534 | case 'd': |
c09823ab JA |
1535 | if (set_debug(optarg)) |
1536 | do_exit++; | |
ee56ad50 | 1537 | break; |
111e032d JA |
1538 | case 'P': |
1539 | parse_only = 1; | |
1540 | break; | |
ad0a2735 JA |
1541 | case 'x': { |
1542 | size_t new_size; | |
1543 | ||
01f06b63 | 1544 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1545 | log_err("fio: can't use global as only " |
1546 | "section\n"); | |
c09823ab JA |
1547 | do_exit++; |
1548 | exit_val = 1; | |
01f06b63 JA |
1549 | break; |
1550 | } | |
ad0a2735 JA |
1551 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1552 | job_sections = realloc(job_sections, new_size); | |
1553 | job_sections[nr_job_sections] = strdup(optarg); | |
1554 | nr_job_sections++; | |
01f06b63 | 1555 | break; |
ad0a2735 | 1556 | } |
9ac8a797 | 1557 | case 'p': |
07b3232d | 1558 | exec_profile = strdup(optarg); |
9ac8a797 | 1559 | break; |
b4692828 | 1560 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1561 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1562 | char *val = optarg; |
1563 | ||
c2b1e753 | 1564 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1565 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1566 | if (ret) |
c2b1e753 | 1567 | return 0; |
c2b1e753 JA |
1568 | td = NULL; |
1569 | } | |
b4692828 | 1570 | if (!td) { |
01f06b63 | 1571 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1572 | int global = 0; |
1573 | ||
01f06b63 | 1574 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1575 | global = 1; |
c2b1e753 | 1576 | |
01f06b63 JA |
1577 | if (is_section && skip_this_section(val)) |
1578 | continue; | |
1579 | ||
de890a1e SL |
1580 | td = get_new_job(global, &def_thread, 1); |
1581 | if (!td || ioengine_load(td)) | |
b4692828 | 1582 | return 0; |
de890a1e | 1583 | fio_options_set_ioengine_opts(l_opts, td); |
b4692828 | 1584 | } |
38d0adb0 | 1585 | |
214e1eca | 1586 | ret = fio_cmd_option_parse(td, opt, val); |
de890a1e SL |
1587 | |
1588 | if (!ret && !strcmp(opt, "ioengine")) { | |
1589 | free_ioengine(td); | |
1590 | if (ioengine_load(td)) | |
1591 | return 0; | |
1592 | fio_options_set_ioengine_opts(l_opts, td); | |
1593 | } | |
1594 | break; | |
1595 | } | |
1596 | case FIO_GETOPT_IOENGINE: { | |
1597 | const char *opt = l_opts[lidx].name; | |
1598 | char *val = optarg; | |
1599 | opt = l_opts[lidx].name; | |
1600 | val = optarg; | |
1601 | ret = fio_cmd_ioengine_option_parse(td, opt, val); | |
b4692828 JA |
1602 | break; |
1603 | } | |
a9523c6f JA |
1604 | case 'w': |
1605 | warnings_fatal = 1; | |
1606 | break; | |
fca70358 JA |
1607 | case 'j': |
1608 | max_jobs = atoi(optarg); | |
1609 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1610 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1611 | do_exit++; | |
1612 | exit_val = 1; | |
1613 | } | |
1614 | break; | |
50d16976 | 1615 | case 'S': |
a37f69b7 | 1616 | if (nr_clients) { |
132159a5 JA |
1617 | log_err("fio: can't be both client and server\n"); |
1618 | do_exit++; | |
1619 | exit_val = 1; | |
1620 | break; | |
1621 | } | |
87aa8f19 | 1622 | if (optarg) |
bebe6398 | 1623 | fio_server_set_arg(optarg); |
50d16976 | 1624 | is_backend = 1; |
81179eec | 1625 | backend = 1; |
50d16976 | 1626 | break; |
e46d8091 | 1627 | case 'D': |
402668f3 | 1628 | pid_file = strdup(optarg); |
e46d8091 | 1629 | break; |
f2a2ce0e HL |
1630 | case 'I': |
1631 | if ((ret = fio_idle_prof_parse_opt(optarg))) { | |
1632 | /* exit on error and calibration only */ | |
1633 | do_exit++; | |
1634 | if (ret == -1) | |
1635 | exit_val = 1; | |
1636 | } | |
1637 | break; | |
132159a5 JA |
1638 | case 'C': |
1639 | if (is_backend) { | |
1640 | log_err("fio: can't be both client and server\n"); | |
1641 | do_exit++; | |
1642 | exit_val = 1; | |
1643 | break; | |
1644 | } | |
bebe6398 JA |
1645 | if (fio_client_add(optarg, &cur_client)) { |
1646 | log_err("fio: failed adding client %s\n", optarg); | |
1647 | do_exit++; | |
1648 | exit_val = 1; | |
1649 | break; | |
1650 | } | |
bd023601 JA |
1651 | /* |
1652 | * If the next argument exists and isn't an option, | |
1653 | * assume it's a job file for this client only. | |
1654 | */ | |
1655 | while (optind < argc) { | |
1656 | if (!strncmp(argv[optind], "--", 2) || | |
1657 | !strncmp(argv[optind], "-", 1)) | |
1658 | break; | |
1659 | ||
1660 | fio_client_add_ini_file(cur_client, argv[optind]); | |
1661 | optind++; | |
1662 | } | |
132159a5 | 1663 | break; |
7d11f871 JA |
1664 | case 'T': |
1665 | do_exit++; | |
1666 | exit_val = fio_monotonic_clocktest(); | |
1667 | break; | |
798827c8 JA |
1668 | case '?': |
1669 | log_err("%s: unrecognized option '%s'\n", argv[0], | |
1670 | argv[optind - 1]); | |
b4692828 | 1671 | default: |
c09823ab JA |
1672 | do_exit++; |
1673 | exit_val = 1; | |
b4692828 | 1674 | break; |
ebac4655 | 1675 | } |
c7d5c941 JA |
1676 | if (do_exit) |
1677 | break; | |
ebac4655 | 1678 | } |
c9fad893 | 1679 | |
c2c94585 JA |
1680 | if (do_exit) { |
1681 | if (exit_val && !(is_backend || nr_clients)) | |
1682 | exit(exit_val); | |
1683 | } | |
536582bf | 1684 | |
a37f69b7 | 1685 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1686 | do_exit++; |
1687 | exit_val = 1; | |
cdf54d85 | 1688 | return -1; |
132159a5 JA |
1689 | } |
1690 | ||
81179eec | 1691 | if (is_backend && backend) |
402668f3 | 1692 | return fio_start_server(pid_file); |
50d16976 | 1693 | |
b4692828 | 1694 | if (td) { |
7d6a8904 | 1695 | if (!ret) |
2dc1bbeb | 1696 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1697 | } |
774a6177 | 1698 | |
7874f8b7 | 1699 | while (!ret && optind < argc) { |
b4692828 JA |
1700 | ini_idx++; |
1701 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1702 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1703 | optind++; | |
eb8bbf48 | 1704 | } |
972cfd25 JA |
1705 | |
1706 | return ini_idx; | |
ebac4655 JA |
1707 | } |
1708 | ||
ebac4655 JA |
1709 | int parse_options(int argc, char *argv[]) |
1710 | { | |
972cfd25 JA |
1711 | int job_files, i; |
1712 | ||
b4692828 JA |
1713 | f_out = stdout; |
1714 | f_err = stderr; | |
1715 | ||
4c6107ff | 1716 | fio_options_fill_optstring(); |
5ec10eaa | 1717 | fio_options_dup_and_init(l_opts); |
b4692828 | 1718 | |
9d9eb2e7 JA |
1719 | atexit(free_shm); |
1720 | ||
ebac4655 JA |
1721 | if (fill_def_thread()) |
1722 | return 1; | |
1723 | ||
972cfd25 | 1724 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1725 | |
cdf54d85 JA |
1726 | if (job_files > 0) { |
1727 | for (i = 0; i < job_files; i++) { | |
1728 | if (fill_def_thread()) | |
132159a5 | 1729 | return 1; |
cdf54d85 JA |
1730 | if (nr_clients) { |
1731 | if (fio_clients_send_ini(ini_file[i])) | |
1732 | return 1; | |
1733 | free(ini_file[i]); | |
1734 | } else if (!is_backend) { | |
1735 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1736 | return 1; | |
1737 | free(ini_file[i]); | |
1738 | } | |
132159a5 | 1739 | } |
bd023601 JA |
1740 | } else if (nr_clients) { |
1741 | if (fill_def_thread()) | |
1742 | return 1; | |
1743 | if (fio_clients_send_ini(NULL)) | |
1744 | return 1; | |
972cfd25 | 1745 | } |
ebac4655 | 1746 | |
88c6ed80 | 1747 | free(ini_file); |
7e356b2d | 1748 | fio_options_free(&def_thread); |
b4692828 JA |
1749 | |
1750 | if (!thread_number) { | |
111e032d | 1751 | if (dump_cmdline || parse_only) |
cca73aa7 | 1752 | return 0; |
07b3232d JA |
1753 | if (exec_profile) |
1754 | return 0; | |
a37f69b7 | 1755 | if (is_backend || nr_clients) |
5c341e9a | 1756 | return 0; |
085399db JA |
1757 | if (did_arg) |
1758 | return 0; | |
cca73aa7 | 1759 | |
d65e11c6 | 1760 | log_err("No jobs(s) defined\n\n"); |
085399db JA |
1761 | |
1762 | if (!did_arg) { | |
1763 | usage(argv[0]); | |
1764 | return 1; | |
1765 | } | |
1766 | ||
1767 | return 0; | |
b4692828 JA |
1768 | } |
1769 | ||
be4ecfdf JA |
1770 | if (def_thread.o.gtod_offload) { |
1771 | fio_gtod_init(); | |
1772 | fio_gtod_offload = 1; | |
1773 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1774 | } | |
1775 | ||
f3afa57e | 1776 | if (output_format == FIO_OUTPUT_NORMAL) |
692a5d22 | 1777 | log_info("%s\n", fio_version_string); |
f6dea4d3 | 1778 | |
ebac4655 JA |
1779 | return 0; |
1780 | } |