Commit | Line | Data |
---|---|---|
906c8d75 | 1 | /* |
cb2c86fd | 2 | * This file contains job initialization and setup functions. |
906c8d75 | 3 | */ |
ebac4655 JA |
4 | #include <stdio.h> |
5 | #include <stdlib.h> | |
6 | #include <unistd.h> | |
7 | #include <fcntl.h> | |
8 | #include <ctype.h> | |
9 | #include <string.h> | |
10 | #include <errno.h> | |
11 | #include <sys/ipc.h> | |
ec5c6b12 | 12 | #ifndef FIO_NO_HAVE_SHM_H |
ebac4655 | 13 | #include <sys/shm.h> |
ec5c6b12 | 14 | #endif |
ebac4655 JA |
15 | #include <sys/types.h> |
16 | #include <sys/stat.h> | |
17 | ||
18 | #include "fio.h" | |
cb2c86fd | 19 | #include "parse.h" |
2e5cdb11 | 20 | #include "smalloc.h" |
380065aa | 21 | #include "filehash.h" |
4f5af7b2 | 22 | #include "verify.h" |
79d16311 | 23 | #include "profile.h" |
50d16976 | 24 | #include "server.h" |
f2a2ce0e | 25 | #include "idletime.h" |
ebac4655 | 26 | |
bf2e821a CC |
27 | #include "lib/getopt.h" |
28 | ||
692a5d22 | 29 | const char fio_version_string[] = FIO_VERSION; |
214e1eca | 30 | |
ee738499 | 31 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 32 | |
214e1eca | 33 | static char **ini_file; |
fca70358 | 34 | static int max_jobs = FIO_MAX_JOBS; |
cca73aa7 | 35 | static int dump_cmdline; |
8c029376 | 36 | static int def_timeout; |
e1f36503 | 37 | |
be4ecfdf | 38 | static struct thread_data def_thread; |
214e1eca | 39 | struct thread_data *threads = NULL; |
e1f36503 | 40 | |
214e1eca | 41 | int exitall_on_terminate = 0; |
f3afa57e | 42 | int output_format = FIO_OUTPUT_NORMAL; |
e592a06b | 43 | int eta_print; |
214e1eca JA |
44 | unsigned long long mlock_size = 0; |
45 | FILE *f_out = NULL; | |
46 | FILE *f_err = NULL; | |
ad0a2735 JA |
47 | char **job_sections = NULL; |
48 | int nr_job_sections = 0; | |
07b3232d | 49 | char *exec_profile = NULL; |
a9523c6f | 50 | int warnings_fatal = 0; |
4d658652 | 51 | int terse_version = 3; |
50d16976 | 52 | int is_backend = 0; |
a37f69b7 | 53 | int nr_clients = 0; |
e46d8091 | 54 | int log_syslog = 0; |
ee738499 | 55 | |
214e1eca | 56 | int write_bw_log = 0; |
4241ea8f | 57 | int read_only = 0; |
214e1eca | 58 | |
5ec10eaa | 59 | static int write_lat_log; |
e1f36503 | 60 | |
214e1eca | 61 | static int prev_group_jobs; |
b4692828 | 62 | |
ee56ad50 | 63 | unsigned long fio_debug = 0; |
5e1d306e JA |
64 | unsigned int fio_debug_jobno = -1; |
65 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 66 | |
4c6107ff | 67 | static char cmd_optstr[256]; |
085399db | 68 | static int did_arg; |
4c6107ff | 69 | |
802ad4a8 | 70 | const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = { |
b4b317df SL |
71 | { .u.f = 1.00 }, |
72 | { .u.f = 5.00 }, | |
73 | { .u.f = 10.00 }, | |
74 | { .u.f = 20.00 }, | |
75 | { .u.f = 30.00 }, | |
76 | { .u.f = 40.00 }, | |
77 | { .u.f = 50.00 }, | |
78 | { .u.f = 60.00 }, | |
79 | { .u.f = 70.00 }, | |
80 | { .u.f = 80.00 }, | |
81 | { .u.f = 90.00 }, | |
82 | { .u.f = 95.00 }, | |
83 | { .u.f = 99.00 }, | |
84 | { .u.f = 99.50 }, | |
85 | { .u.f = 99.90 }, | |
86 | { .u.f = 99.95 }, | |
87 | { .u.f = 99.99 }, | |
802ad4a8 JA |
88 | }; |
89 | ||
7a4b8240 JA |
90 | #define FIO_CLIENT_FLAG (1 << 16) |
91 | ||
b4692828 JA |
92 | /* |
93 | * Command line options. These will contain the above, plus a few | |
94 | * extra that only pertain to fio itself and not jobs. | |
95 | */ | |
5ec10eaa | 96 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 97 | { |
08d2a19c | 98 | .name = (char *) "output", |
b4692828 | 99 | .has_arg = required_argument, |
7a4b8240 | 100 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
101 | }, |
102 | { | |
08d2a19c | 103 | .name = (char *) "timeout", |
b4692828 | 104 | .has_arg = required_argument, |
7a4b8240 | 105 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
106 | }, |
107 | { | |
08d2a19c | 108 | .name = (char *) "latency-log", |
b4692828 | 109 | .has_arg = required_argument, |
7a4b8240 | 110 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
111 | }, |
112 | { | |
08d2a19c | 113 | .name = (char *) "bandwidth-log", |
b4692828 | 114 | .has_arg = required_argument, |
7a4b8240 | 115 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
116 | }, |
117 | { | |
08d2a19c | 118 | .name = (char *) "minimal", |
b4692828 | 119 | .has_arg = optional_argument, |
7a4b8240 | 120 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 | 121 | }, |
cc372b17 | 122 | { |
f3afa57e | 123 | .name = (char *) "output-format", |
cc372b17 | 124 | .has_arg = optional_argument, |
f3afa57e | 125 | .val = 'F' | FIO_CLIENT_FLAG, |
cc372b17 | 126 | }, |
b4692828 | 127 | { |
08d2a19c | 128 | .name = (char *) "version", |
b4692828 | 129 | .has_arg = no_argument, |
7a4b8240 | 130 | .val = 'v' | FIO_CLIENT_FLAG, |
b4692828 | 131 | }, |
fd28ca49 | 132 | { |
08d2a19c | 133 | .name = (char *) "help", |
fd28ca49 | 134 | .has_arg = no_argument, |
7a4b8240 | 135 | .val = 'h' | FIO_CLIENT_FLAG, |
fd28ca49 JA |
136 | }, |
137 | { | |
08d2a19c | 138 | .name = (char *) "cmdhelp", |
320beefe | 139 | .has_arg = optional_argument, |
7a4b8240 | 140 | .val = 'c' | FIO_CLIENT_FLAG, |
fd28ca49 | 141 | }, |
de890a1e SL |
142 | { |
143 | .name = (char *) "enghelp", | |
144 | .has_arg = optional_argument, | |
145 | .val = 'i' | FIO_CLIENT_FLAG, | |
146 | }, | |
cca73aa7 | 147 | { |
08d2a19c | 148 | .name = (char *) "showcmd", |
cca73aa7 | 149 | .has_arg = no_argument, |
7a4b8240 | 150 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
151 | }, |
152 | { | |
08d2a19c | 153 | .name = (char *) "readonly", |
724e4435 | 154 | .has_arg = no_argument, |
7a4b8240 | 155 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 156 | }, |
e592a06b | 157 | { |
08d2a19c | 158 | .name = (char *) "eta", |
e592a06b | 159 | .has_arg = required_argument, |
7a4b8240 | 160 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 161 | }, |
ee56ad50 | 162 | { |
08d2a19c | 163 | .name = (char *) "debug", |
ee56ad50 | 164 | .has_arg = required_argument, |
7a4b8240 | 165 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 166 | }, |
01f06b63 | 167 | { |
08d2a19c | 168 | .name = (char *) "section", |
01f06b63 | 169 | .has_arg = required_argument, |
7a4b8240 | 170 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 171 | }, |
2b386d25 | 172 | { |
08d2a19c | 173 | .name = (char *) "alloc-size", |
2b386d25 | 174 | .has_arg = required_argument, |
7a4b8240 | 175 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 176 | }, |
9ac8a797 | 177 | { |
08d2a19c | 178 | .name = (char *) "profile", |
9ac8a797 | 179 | .has_arg = required_argument, |
7a4b8240 | 180 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 181 | }, |
a9523c6f | 182 | { |
08d2a19c | 183 | .name = (char *) "warnings-fatal", |
a9523c6f | 184 | .has_arg = no_argument, |
7a4b8240 | 185 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 186 | }, |
fca70358 JA |
187 | { |
188 | .name = (char *) "max-jobs", | |
189 | .has_arg = required_argument, | |
7a4b8240 | 190 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 191 | }, |
f57a9c59 JA |
192 | { |
193 | .name = (char *) "terse-version", | |
194 | .has_arg = required_argument, | |
7a4b8240 | 195 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 196 | }, |
50d16976 JA |
197 | { |
198 | .name = (char *) "server", | |
87aa8f19 | 199 | .has_arg = optional_argument, |
50d16976 JA |
200 | .val = 'S', |
201 | }, | |
e46d8091 | 202 | { .name = (char *) "daemonize", |
402668f3 | 203 | .has_arg = required_argument, |
e46d8091 JA |
204 | .val = 'D', |
205 | }, | |
132159a5 JA |
206 | { |
207 | .name = (char *) "client", | |
208 | .has_arg = required_argument, | |
209 | .val = 'C', | |
210 | }, | |
7d11f871 JA |
211 | { |
212 | .name = (char *) "cpuclock-test", | |
213 | .has_arg = no_argument, | |
214 | .val = 'T', | |
215 | }, | |
f2a2ce0e HL |
216 | { |
217 | .name = (char *) "idle-prof", | |
218 | .has_arg = required_argument, | |
219 | .val = 'I', | |
220 | }, | |
b4692828 JA |
221 | { |
222 | .name = NULL, | |
223 | }, | |
224 | }; | |
225 | ||
9d9eb2e7 JA |
226 | static void free_shm(void) |
227 | { | |
228 | struct shmid_ds sbuf; | |
229 | ||
230 | if (threads) { | |
231 | void *tp = threads; | |
232 | ||
233 | threads = NULL; | |
234 | file_hash_exit(); | |
9e684a49 | 235 | flow_exit(); |
9d9eb2e7 JA |
236 | fio_debug_jobp = NULL; |
237 | shmdt(tp); | |
238 | shmctl(shm_id, IPC_RMID, &sbuf); | |
239 | } | |
240 | ||
241 | scleanup(); | |
242 | } | |
243 | ||
244 | /* | |
245 | * The thread area is shared between the main process and the job | |
246 | * threads/processes. So setup a shared memory segment that will hold | |
247 | * all the job info. We use the end of the region for keeping track of | |
248 | * open files across jobs, for file sharing. | |
249 | */ | |
250 | static int setup_thread_area(void) | |
251 | { | |
252 | void *hash; | |
253 | ||
254 | if (threads) | |
255 | return 0; | |
256 | ||
257 | /* | |
258 | * 1024 is too much on some machines, scale max_jobs if | |
259 | * we get a failure that looks like too large a shm segment | |
260 | */ | |
261 | do { | |
262 | size_t size = max_jobs * sizeof(struct thread_data); | |
263 | ||
264 | size += file_hash_size; | |
265 | size += sizeof(unsigned int); | |
266 | ||
267 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
268 | if (shm_id != -1) | |
269 | break; | |
f0c77f03 | 270 | if (errno != EINVAL && errno != ENOMEM && errno != ENOSPC) { |
9d9eb2e7 JA |
271 | perror("shmget"); |
272 | break; | |
273 | } | |
274 | ||
275 | max_jobs >>= 1; | |
276 | } while (max_jobs); | |
277 | ||
278 | if (shm_id == -1) | |
279 | return 1; | |
280 | ||
281 | threads = shmat(shm_id, NULL, 0); | |
282 | if (threads == (void *) -1) { | |
283 | perror("shmat"); | |
284 | return 1; | |
285 | } | |
286 | ||
287 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
288 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
289 | fio_debug_jobp = (void *) hash + file_hash_size; | |
290 | *fio_debug_jobp = -1; | |
291 | file_hash_init(hash); | |
9e684a49 DE |
292 | |
293 | flow_init(); | |
294 | ||
9d9eb2e7 JA |
295 | return 0; |
296 | } | |
297 | ||
906c8d75 JA |
298 | /* |
299 | * Return a free job structure. | |
300 | */ | |
de890a1e SL |
301 | static struct thread_data *get_new_job(int global, struct thread_data *parent, |
302 | int preserve_eo) | |
ebac4655 JA |
303 | { |
304 | struct thread_data *td; | |
305 | ||
306 | if (global) | |
307 | return &def_thread; | |
9d9eb2e7 JA |
308 | if (setup_thread_area()) { |
309 | log_err("error: failed to setup shm segment\n"); | |
310 | return NULL; | |
311 | } | |
e61f1ec8 BC |
312 | if (thread_number >= max_jobs) { |
313 | log_err("error: maximum number of jobs (%d) reached.\n", | |
314 | max_jobs); | |
ebac4655 | 315 | return NULL; |
e61f1ec8 | 316 | } |
ebac4655 JA |
317 | |
318 | td = &threads[thread_number++]; | |
ddaeaa5a | 319 | *td = *parent; |
ebac4655 | 320 | |
de890a1e SL |
321 | td->io_ops = NULL; |
322 | if (!preserve_eo) | |
323 | td->eo = NULL; | |
324 | ||
e0b0d892 JA |
325 | td->o.uid = td->o.gid = -1U; |
326 | ||
cade3ef4 | 327 | dup_files(td, parent); |
de890a1e | 328 | fio_options_mem_dupe(td); |
cade3ef4 | 329 | |
15dc1934 JA |
330 | profile_add_hooks(td); |
331 | ||
ebac4655 | 332 | td->thread_number = thread_number; |
108fea77 JA |
333 | |
334 | if (!parent || !parent->o.group_reporting) | |
335 | stat_number++; | |
336 | ||
ebac4655 JA |
337 | return td; |
338 | } | |
339 | ||
340 | static void put_job(struct thread_data *td) | |
341 | { | |
549577a7 JA |
342 | if (td == &def_thread) |
343 | return; | |
84dd1886 | 344 | |
58c55ba0 | 345 | profile_td_exit(td); |
9e684a49 | 346 | flow_exit_job(td); |
549577a7 | 347 | |
16edf25d | 348 | if (td->error) |
6d86144d | 349 | log_info("fio: %s\n", td->verror); |
16edf25d | 350 | |
7e356b2d | 351 | fio_options_free(td); |
de890a1e SL |
352 | if (td->io_ops) |
353 | free_ioengine(td); | |
7e356b2d | 354 | |
ebac4655 JA |
355 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
356 | thread_number--; | |
357 | } | |
358 | ||
581e7141 | 359 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
127f6865 | 360 | { |
581e7141 | 361 | unsigned int bs = td->o.min_bs[ddir]; |
127f6865 | 362 | |
ff58fced JA |
363 | assert(ddir_rw(ddir)); |
364 | ||
ba3e4e0c | 365 | if (td->o.rate[ddir]) |
1b8dbf25 | 366 | td->rate_bps[ddir] = td->o.rate[ddir]; |
ba3e4e0c | 367 | else |
1b8dbf25 | 368 | td->rate_bps[ddir] = td->o.rate_iops[ddir] * bs; |
127f6865 | 369 | |
1b8dbf25 | 370 | if (!td->rate_bps[ddir]) { |
127f6865 JA |
371 | log_err("rate lower than supported\n"); |
372 | return -1; | |
373 | } | |
374 | ||
581e7141 | 375 | td->rate_pending_usleep[ddir] = 0; |
127f6865 JA |
376 | return 0; |
377 | } | |
378 | ||
581e7141 JA |
379 | static int setup_rate(struct thread_data *td) |
380 | { | |
381 | int ret = 0; | |
382 | ||
383 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) | |
384 | ret = __setup_rate(td, DDIR_READ); | |
385 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) | |
386 | ret |= __setup_rate(td, DDIR_WRITE); | |
6eaf09d6 SL |
387 | if (td->o.rate[DDIR_TRIM] || td->o.rate_iops[DDIR_TRIM]) |
388 | ret |= __setup_rate(td, DDIR_TRIM); | |
581e7141 JA |
389 | |
390 | return ret; | |
391 | } | |
392 | ||
8347239a JA |
393 | static int fixed_block_size(struct thread_options *o) |
394 | { | |
395 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
396 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
6eaf09d6 SL |
397 | o->min_bs[DDIR_TRIM] == o->max_bs[DDIR_TRIM] && |
398 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE] && | |
399 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_TRIM]; | |
8347239a JA |
400 | } |
401 | ||
dad915e3 JA |
402 | /* |
403 | * Lazy way of fixing up options that depend on each other. We could also | |
404 | * define option callback handlers, but this is easier. | |
405 | */ | |
4e991c23 | 406 | static int fixup_options(struct thread_data *td) |
e1f36503 | 407 | { |
2dc1bbeb | 408 | struct thread_options *o = &td->o; |
ff217451 | 409 | int ret = 0; |
dad915e3 | 410 | |
f356d01d | 411 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 412 | if (!o->use_thread) { |
f356d01d JA |
413 | log_info("fio: this platform does not support process shared" |
414 | " mutexes, forcing use of threads. Use the 'thread'" | |
415 | " option to get rid of this warning.\n"); | |
9bbf57cc | 416 | o->use_thread = 1; |
a9523c6f | 417 | ret = warnings_fatal; |
f356d01d JA |
418 | } |
419 | #endif | |
420 | ||
2dc1bbeb | 421 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 422 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
423 | free(o->write_iolog_file); |
424 | o->write_iolog_file = NULL; | |
a9523c6f | 425 | ret = warnings_fatal; |
076efc7c | 426 | } |
16b462ae | 427 | |
16b462ae | 428 | /* |
ed335855 | 429 | * only really works with 1 file |
16b462ae | 430 | */ |
ed335855 | 431 | if (o->zone_size && o->open_files == 1) |
2dc1bbeb | 432 | o->zone_size = 0; |
16b462ae | 433 | |
ed335855 SN |
434 | /* |
435 | * If zone_range isn't specified, backward compatibility dictates it | |
436 | * should be made equal to zone_size. | |
437 | */ | |
438 | if (o->zone_size && !o->zone_range) | |
439 | o->zone_range = o->zone_size; | |
440 | ||
16b462ae JA |
441 | /* |
442 | * Reads can do overwrites, we always need to pre-create the file | |
443 | */ | |
444 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 445 | o->overwrite = 1; |
16b462ae | 446 | |
2dc1bbeb | 447 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 448 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
449 | if (!o->max_bs[DDIR_READ]) |
450 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
451 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 452 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
453 | if (!o->max_bs[DDIR_WRITE]) |
454 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
6eaf09d6 SL |
455 | if (!o->min_bs[DDIR_TRIM]) |
456 | o->min_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
457 | if (!o->max_bs[DDIR_TRIM]) | |
458 | o->max_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
459 | ||
a00735e6 | 460 | |
2dc1bbeb | 461 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
6eaf09d6 | 462 | o->rw_min_bs = min(o->min_bs[DDIR_TRIM], o->rw_min_bs); |
a00735e6 | 463 | |
2b7a01d0 JA |
464 | /* |
465 | * For random IO, allow blockalign offset other than min_bs. | |
466 | */ | |
467 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
468 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
469 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
470 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
6eaf09d6 SL |
471 | if (!o->ba[DDIR_TRIM] || !td_random(td)) |
472 | o->ba[DDIR_TRIM] = o->min_bs[DDIR_TRIM]; | |
2b7a01d0 JA |
473 | |
474 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
6eaf09d6 SL |
475 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE] || |
476 | o->ba[DDIR_TRIM] != o->min_bs[DDIR_TRIM]) && | |
9bbf57cc | 477 | !o->norandommap) { |
2b7a01d0 | 478 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 479 | o->norandommap = 1; |
a9523c6f | 480 | ret = warnings_fatal; |
2b7a01d0 JA |
481 | } |
482 | ||
2dc1bbeb JA |
483 | if (!o->file_size_high) |
484 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 485 | |
8347239a JA |
486 | if (o->norandommap && o->verify != VERIFY_NONE |
487 | && !fixed_block_size(o)) { | |
488 | log_err("fio: norandommap given for variable block sizes, " | |
489 | "verify disabled\n"); | |
2dc1bbeb | 490 | o->verify = VERIFY_NONE; |
a9523c6f | 491 | ret = warnings_fatal; |
bb8895e0 | 492 | } |
2dc1bbeb | 493 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 494 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 495 | |
48097d5c JA |
496 | /* |
497 | * thinktime_spin must be less than thinktime | |
498 | */ | |
2dc1bbeb JA |
499 | if (o->thinktime_spin > o->thinktime) |
500 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
501 | |
502 | /* | |
503 | * The low water mark cannot be bigger than the iodepth | |
504 | */ | |
67bf9823 JA |
505 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) |
506 | o->iodepth_low = o->iodepth; | |
cb5ab512 JA |
507 | |
508 | /* | |
509 | * If batch number isn't set, default to the same as iodepth | |
510 | */ | |
2dc1bbeb JA |
511 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
512 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 513 | |
2dc1bbeb JA |
514 | if (o->nr_files > td->files_index) |
515 | o->nr_files = td->files_index; | |
9f9214f2 | 516 | |
2dc1bbeb JA |
517 | if (o->open_files > o->nr_files || !o->open_files) |
518 | o->open_files = o->nr_files; | |
4e991c23 | 519 | |
6eaf09d6 SL |
520 | if (((o->rate[DDIR_READ] + o->rate[DDIR_WRITE] + o->rate[DDIR_TRIM]) && |
521 | (o->rate_iops[DDIR_READ] + o->rate_iops[DDIR_WRITE] + o->rate_iops[DDIR_TRIM])) || | |
522 | ((o->ratemin[DDIR_READ] + o->ratemin[DDIR_WRITE] + o->ratemin[DDIR_TRIM]) && | |
523 | (o->rate_iops_min[DDIR_READ] + o->rate_iops_min[DDIR_WRITE] + o->rate_iops_min[DDIR_TRIM]))) { | |
4e991c23 | 524 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 525 | ret = 1; |
4e991c23 | 526 | } |
6eaf09d6 SL |
527 | if ((o->rate[DDIR_READ] < o->ratemin[DDIR_READ]) || |
528 | (o->rate[DDIR_WRITE] < o->ratemin[DDIR_WRITE]) || | |
529 | (o->rate[DDIR_TRIM] < o->ratemin[DDIR_TRIM]) || | |
530 | (o->rate_iops[DDIR_READ] < o->rate_iops_min[DDIR_READ]) || | |
531 | (o->rate_iops[DDIR_WRITE] < o->rate_iops_min[DDIR_WRITE]) || | |
532 | (o->rate_iops[DDIR_TRIM] < o->rate_iops_min[DDIR_TRIM])) { | |
4e991c23 | 533 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 534 | ret = 1; |
4e991c23 JA |
535 | } |
536 | ||
cf4464ca JA |
537 | if (!o->timeout && o->time_based) { |
538 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
539 | o->time_based = 0; | |
a9523c6f | 540 | ret = warnings_fatal; |
cf4464ca JA |
541 | } |
542 | ||
aa31f1f1 | 543 | if (o->fill_device && !o->size) |
5921e80c | 544 | o->size = -1ULL; |
5ec10eaa | 545 | |
9bbf57cc | 546 | if (o->verify != VERIFY_NONE) { |
996936f9 | 547 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
548 | log_info("Multiple writers may overwrite blocks that " |
549 | "belong to other jobs. This can cause " | |
550 | "verification failures.\n"); | |
551 | ret = warnings_fatal; | |
552 | } | |
553 | ||
9bbf57cc | 554 | o->refill_buffers = 1; |
2f1b8e8b JA |
555 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
556 | !o->verify_interval) | |
557 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 558 | } |
41ccd845 | 559 | |
9bbf57cc JA |
560 | if (o->pre_read) { |
561 | o->invalidate_cache = 0; | |
a9523c6f | 562 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
563 | log_info("fio: cannot pre-read files with an IO engine" |
564 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
565 | ret = warnings_fatal; |
566 | } | |
9c0d2241 | 567 | } |
34f1c044 | 568 | |
67bf9823 | 569 | #ifndef CONFIG_FDATASYNC |
9bbf57cc | 570 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
571 | log_info("fio: this platform does not support fdatasync()" |
572 | " falling back to using fsync(). Use the 'fsync'" | |
573 | " option instead of 'fdatasync' to get rid of" | |
574 | " this warning\n"); | |
9bbf57cc JA |
575 | o->fsync_blocks = o->fdatasync_blocks; |
576 | o->fdatasync_blocks = 0; | |
a9523c6f | 577 | ret = warnings_fatal; |
e72fa4d4 JA |
578 | } |
579 | #endif | |
580 | ||
93bcfd20 BC |
581 | #ifdef WIN32 |
582 | /* | |
583 | * Windows doesn't support O_DIRECT or O_SYNC with the _open interface, | |
584 | * so fail if we're passed those flags | |
585 | */ | |
586 | if ((td->io_ops->flags & FIO_SYNCIO) && (td->o.odirect || td->o.sync_io)) { | |
587 | log_err("fio: Windows does not support direct or non-buffered io with" | |
588 | " the synchronous ioengines. Use the 'windowsaio' ioengine" | |
589 | " with 'direct=1' and 'iodepth=1' instead.\n"); | |
590 | ret = 1; | |
591 | } | |
592 | #endif | |
593 | ||
811ac503 JA |
594 | /* |
595 | * For fully compressible data, just zero them at init time. | |
596 | * It's faster than repeatedly filling it. | |
597 | */ | |
598 | if (td->o.compress_percentage == 100) { | |
599 | td->o.zero_buffers = 1; | |
600 | td->o.compress_percentage = 0; | |
601 | } | |
602 | ||
5881fda4 JA |
603 | /* |
604 | * Using a non-uniform random distribution excludes usage of | |
605 | * a random map | |
606 | */ | |
607 | if (td->o.random_distribution != FIO_RAND_DIST_RANDOM) | |
608 | td->o.norandommap = 1; | |
609 | ||
a9523c6f | 610 | return ret; |
e1f36503 JA |
611 | } |
612 | ||
f8977ee6 JA |
613 | /* |
614 | * This function leaks the buffer | |
615 | */ | |
616 | static char *to_kmg(unsigned int val) | |
617 | { | |
618 | char *buf = malloc(32); | |
f3502ba2 | 619 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
620 | char *p = post; |
621 | ||
245142ff | 622 | do { |
f8977ee6 JA |
623 | if (val & 1023) |
624 | break; | |
625 | ||
626 | val >>= 10; | |
627 | p++; | |
245142ff | 628 | } while (*p); |
f8977ee6 | 629 | |
98ffb8f3 | 630 | snprintf(buf, 32, "%u%c", val, *p); |
f8977ee6 JA |
631 | return buf; |
632 | } | |
633 | ||
09629a90 JA |
634 | /* External engines are specified by "external:name.o") */ |
635 | static const char *get_engine_name(const char *str) | |
636 | { | |
637 | char *p = strstr(str, ":"); | |
638 | ||
639 | if (!p) | |
640 | return str; | |
641 | ||
642 | p++; | |
643 | strip_blank_front(&p); | |
644 | strip_blank_end(p); | |
645 | return p; | |
646 | } | |
647 | ||
e132cbae JA |
648 | static int exists_and_not_file(const char *filename) |
649 | { | |
650 | struct stat sb; | |
651 | ||
652 | if (lstat(filename, &sb) == -1) | |
653 | return 0; | |
654 | ||
ecc314ba BC |
655 | /* \\.\ is the device namespace in Windows, where every file |
656 | * is a device node */ | |
657 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
658 | return 0; |
659 | ||
660 | return 1; | |
661 | } | |
662 | ||
4c07ad86 | 663 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 | 664 | { |
d24945f0 JA |
665 | os_random_seed(td->rand_seeds[FIO_RAND_BS_OFF], &td->bsrange_state); |
666 | os_random_seed(td->rand_seeds[FIO_RAND_VER_OFF], &td->verify_state); | |
667 | os_random_seed(td->rand_seeds[FIO_RAND_MIX_OFF], &td->rwmix_state); | |
5bfc35d7 JA |
668 | |
669 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
d24945f0 | 670 | os_random_seed(td->rand_seeds[FIO_RAND_FILE_OFF], &td->next_file_state); |
5bfc35d7 | 671 | |
d24945f0 JA |
672 | os_random_seed(td->rand_seeds[FIO_RAND_FILE_SIZE_OFF], &td->file_size_state); |
673 | os_random_seed(td->rand_seeds[FIO_RAND_TRIM_OFF], &td->trim_state); | |
5bfc35d7 JA |
674 | |
675 | if (!td_random(td)) | |
676 | return; | |
677 | ||
678 | if (td->o.rand_repeatable) | |
d24945f0 | 679 | td->rand_seeds[FIO_RAND_BLOCK_OFF] = FIO_RANDSEED * td->thread_number; |
5bfc35d7 | 680 | |
d24945f0 | 681 | os_random_seed(td->rand_seeds[FIO_RAND_BLOCK_OFF], &td->random_state); |
4c07ad86 JA |
682 | } |
683 | ||
684 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
685 | { | |
d24945f0 JA |
686 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[FIO_RAND_BS_OFF]); |
687 | init_rand_seed(&td->__verify_state, td->rand_seeds[FIO_RAND_VER_OFF]); | |
688 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[FIO_RAND_MIX_OFF]); | |
4c07ad86 JA |
689 | |
690 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
d24945f0 | 691 | init_rand_seed(&td->__next_file_state, td->rand_seeds[FIO_RAND_FILE_OFF]); |
4c07ad86 | 692 | |
d24945f0 JA |
693 | init_rand_seed(&td->__file_size_state, td->rand_seeds[FIO_RAND_FILE_SIZE_OFF]); |
694 | init_rand_seed(&td->__trim_state, td->rand_seeds[FIO_RAND_TRIM_OFF]); | |
4c07ad86 JA |
695 | |
696 | if (!td_random(td)) | |
697 | return; | |
698 | ||
699 | if (td->o.rand_repeatable) | |
d24945f0 | 700 | td->rand_seeds[FIO_RAND_BLOCK_OFF] = FIO_RANDSEED * td->thread_number; |
4c07ad86 | 701 | |
d24945f0 | 702 | init_rand_seed(&td->__random_state, td->rand_seeds[FIO_RAND_BLOCK_OFF]); |
5bfc35d7 JA |
703 | } |
704 | ||
4c07ad86 JA |
705 | void td_fill_rand_seeds(struct thread_data *td) |
706 | { | |
707 | if (td->o.use_os_rand) | |
708 | td_fill_rand_seeds_os(td); | |
709 | else | |
710 | td_fill_rand_seeds_internal(td); | |
3545a109 | 711 | |
d24945f0 | 712 | init_rand_seed(&td->buf_state, td->rand_seeds[FIO_RAND_BUF_OFF]); |
4c07ad86 JA |
713 | } |
714 | ||
de890a1e SL |
715 | /* |
716 | * Initializes the ioengine configured for a job, if it has not been done so | |
717 | * already. | |
718 | */ | |
719 | int ioengine_load(struct thread_data *td) | |
720 | { | |
721 | const char *engine; | |
722 | ||
723 | /* | |
724 | * Engine has already been loaded. | |
725 | */ | |
726 | if (td->io_ops) | |
727 | return 0; | |
728 | ||
729 | engine = get_engine_name(td->o.ioengine); | |
730 | td->io_ops = load_ioengine(td, engine); | |
731 | if (!td->io_ops) { | |
732 | log_err("fio: failed to load engine %s\n", engine); | |
733 | return 1; | |
734 | } | |
735 | ||
736 | if (td->io_ops->option_struct_size && td->io_ops->options) { | |
737 | /* | |
738 | * In cases where td->eo is set, clone it for a child thread. | |
739 | * This requires that the parent thread has the same ioengine, | |
740 | * but that requirement must be enforced by the code which | |
741 | * cloned the thread. | |
742 | */ | |
743 | void *origeo = td->eo; | |
744 | /* | |
745 | * Otherwise use the default thread options. | |
746 | */ | |
747 | if (!origeo && td != &def_thread && def_thread.eo && | |
748 | def_thread.io_ops->options == td->io_ops->options) | |
749 | origeo = def_thread.eo; | |
750 | ||
751 | options_init(td->io_ops->options); | |
752 | td->eo = malloc(td->io_ops->option_struct_size); | |
753 | /* | |
754 | * Use the default thread as an option template if this uses the | |
755 | * same options structure and there are non-default options | |
756 | * used. | |
757 | */ | |
758 | if (origeo) { | |
759 | memcpy(td->eo, origeo, td->io_ops->option_struct_size); | |
760 | options_mem_dupe(td->eo, td->io_ops->options); | |
761 | } else { | |
762 | memset(td->eo, 0, td->io_ops->option_struct_size); | |
763 | fill_default_options(td->eo, td->io_ops->options); | |
764 | } | |
765 | *(struct thread_data **)td->eo = td; | |
766 | } | |
767 | ||
768 | return 0; | |
769 | } | |
770 | ||
d72be545 JA |
771 | static void init_flags(struct thread_data *td) |
772 | { | |
773 | struct thread_options *o = &td->o; | |
774 | ||
775 | if (o->verify_backlog) | |
776 | td->flags |= TD_F_VER_BACKLOG; | |
777 | if (o->trim_backlog) | |
778 | td->flags |= TD_F_TRIM_BACKLOG; | |
779 | if (o->read_iolog_file) | |
780 | td->flags |= TD_F_READ_IOLOG; | |
781 | if (o->refill_buffers) | |
782 | td->flags |= TD_F_REFILL_BUFFERS; | |
783 | if (o->scramble_buffers) | |
784 | td->flags |= TD_F_SCRAMBLE_BUFFERS; | |
785 | if (o->verify != VERIFY_NONE) | |
786 | td->flags |= TD_F_VER_NONE; | |
787 | } | |
788 | ||
9dbc7bfe JA |
789 | static int setup_random_seeds(struct thread_data *td) |
790 | { | |
791 | unsigned long seed; | |
792 | unsigned int i; | |
793 | ||
794 | if (!td->o.rand_repeatable) | |
795 | return init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds)); | |
796 | ||
797 | for (seed = 0x89, i = 0; i < 4; i++) | |
798 | seed *= 0x9e370001UL; | |
799 | ||
800 | for (i = 0; i < FIO_RAND_NR_OFFS; i++) { | |
801 | td->rand_seeds[i] = seed; | |
802 | seed *= 0x9e370001UL; | |
803 | } | |
804 | ||
805 | td_fill_rand_seeds(td); | |
806 | return 0; | |
807 | } | |
808 | ||
906c8d75 JA |
809 | /* |
810 | * Adds a job to the list of things todo. Sanitizes the various options | |
811 | * to make sure we don't have conflicts, and initializes various | |
812 | * members of td. | |
813 | */ | |
75154845 | 814 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 815 | { |
413dd459 | 816 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
6eaf09d6 SL |
817 | "randread", "randwrite", "randrw", |
818 | "trim", NULL, NULL, NULL, "randtrim" }; | |
af52b345 | 819 | unsigned int i; |
af52b345 | 820 | char fname[PATH_MAX]; |
e132cbae | 821 | int numjobs, file_alloced; |
ebac4655 | 822 | |
ebac4655 JA |
823 | /* |
824 | * the def_thread is just for options, it's not a real job | |
825 | */ | |
826 | if (td == &def_thread) | |
827 | return 0; | |
828 | ||
d72be545 JA |
829 | init_flags(td); |
830 | ||
cca73aa7 JA |
831 | /* |
832 | * if we are just dumping the output command line, don't add the job | |
833 | */ | |
834 | if (dump_cmdline) { | |
835 | put_job(td); | |
836 | return 0; | |
837 | } | |
838 | ||
58c55ba0 | 839 | if (profile_td_init(td)) |
66251554 | 840 | goto err; |
58c55ba0 | 841 | |
de890a1e | 842 | if (ioengine_load(td)) |
205927a3 | 843 | goto err; |
df64119d | 844 | |
2dc1bbeb | 845 | if (td->o.use_thread) |
9cedf167 JA |
846 | nr_thread++; |
847 | else | |
848 | nr_process++; | |
849 | ||
2dc1bbeb | 850 | if (td->o.odirect) |
690adba3 JA |
851 | td->io_ops->flags |= FIO_RAWIO; |
852 | ||
e132cbae | 853 | file_alloced = 0; |
691c8fb0 | 854 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 855 | file_alloced = 1; |
80be24f4 | 856 | |
2dc1bbeb | 857 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 858 | add_file(td, jobname); |
7b05a215 | 859 | else { |
2dc1bbeb | 860 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
861 | sprintf(fname, "%s.%d.%d", jobname, |
862 | td->thread_number, i); | |
7b05a215 JA |
863 | add_file(td, fname); |
864 | } | |
af52b345 | 865 | } |
0af7b542 | 866 | } |
ebac4655 | 867 | |
4e991c23 JA |
868 | if (fixup_options(td)) |
869 | goto err; | |
e0a22335 | 870 | |
9e684a49 DE |
871 | flow_init_job(td); |
872 | ||
de890a1e SL |
873 | /* |
874 | * IO engines only need this for option callbacks, and the address may | |
875 | * change in subprocesses. | |
876 | */ | |
877 | if (td->eo) | |
878 | *(struct thread_data **)td->eo = NULL; | |
879 | ||
07eb79df JA |
880 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
881 | struct fio_file *f; | |
882 | ||
883 | for_each_file(td, f, i) | |
884 | f->real_file_size = -1ULL; | |
885 | } | |
886 | ||
521da527 | 887 | td->mutex = fio_mutex_init(FIO_MUTEX_LOCKED); |
ebac4655 | 888 | |
83349190 YH |
889 | td->ts.clat_percentiles = td->o.clat_percentiles; |
890 | if (td->o.overwrite_plist) | |
802ad4a8 | 891 | memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 892 | else |
802ad4a8 | 893 | memcpy(td->ts.percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 894 | |
6eaf09d6 SL |
895 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
896 | td->ts.clat_stat[i].min_val = ULONG_MAX; | |
897 | td->ts.slat_stat[i].min_val = ULONG_MAX; | |
898 | td->ts.lat_stat[i].min_val = ULONG_MAX; | |
899 | td->ts.bw_stat[i].min_val = ULONG_MAX; | |
900 | } | |
cdd5411e | 901 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 902 | |
755c3189 | 903 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 904 | prev_group_jobs = 0; |
ebac4655 | 905 | groupid++; |
3c5df6fa | 906 | } |
ebac4655 JA |
907 | |
908 | td->groupid = groupid; | |
3c5df6fa | 909 | prev_group_jobs++; |
ebac4655 | 910 | |
9dbc7bfe | 911 | if (setup_random_seeds(td)) { |
93bcfd20 | 912 | td_verror(td, errno, "init_random_state"); |
9c60ce64 | 913 | goto err; |
93bcfd20 | 914 | } |
9c60ce64 | 915 | |
ebac4655 JA |
916 | if (setup_rate(td)) |
917 | goto err; | |
918 | ||
2dc1bbeb | 919 | if (td->o.write_lat_log) { |
b8bc8cba JA |
920 | setup_log(&td->lat_log, td->o.log_avg_msec); |
921 | setup_log(&td->slat_log, td->o.log_avg_msec); | |
922 | setup_log(&td->clat_log, td->o.log_avg_msec); | |
ebac4655 | 923 | } |
2dc1bbeb | 924 | if (td->o.write_bw_log) |
b8bc8cba | 925 | setup_log(&td->bw_log, td->o.log_avg_msec); |
c8eeb9df | 926 | if (td->o.write_iops_log) |
b8bc8cba | 927 | setup_log(&td->iops_log, td->o.log_avg_msec); |
ebac4655 | 928 | |
2dc1bbeb JA |
929 | if (!td->o.name) |
930 | td->o.name = strdup(jobname); | |
01452055 | 931 | |
f3afa57e | 932 | if (output_format == FIO_OUTPUT_NORMAL) { |
b990b5c0 | 933 | if (!job_add_num) { |
5ec10eaa JA |
934 | if (!strcmp(td->io_ops->name, "cpuio")) { |
935 | log_info("%s: ioengine=cpu, cpuload=%u," | |
936 | " cpucycle=%u\n", td->o.name, | |
937 | td->o.cpuload, | |
938 | td->o.cpucycle); | |
939 | } else { | |
6eaf09d6 | 940 | char *c1, *c2, *c3, *c4, *c5, *c6; |
f8977ee6 | 941 | |
2dc1bbeb JA |
942 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
943 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
944 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
945 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
6eaf09d6 SL |
946 | c5 = to_kmg(td->o.min_bs[DDIR_TRIM]); |
947 | c6 = to_kmg(td->o.max_bs[DDIR_TRIM]); | |
f8977ee6 | 948 | |
6eaf09d6 | 949 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s/%s-%s," |
5ec10eaa JA |
950 | " ioengine=%s, iodepth=%u\n", |
951 | td->o.name, td->groupid, | |
952 | ddir_str[td->o.td_ddir], | |
6eaf09d6 | 953 | c1, c2, c3, c4, c5, c6, |
5ec10eaa JA |
954 | td->io_ops->name, |
955 | td->o.iodepth); | |
f8977ee6 JA |
956 | |
957 | free(c1); | |
958 | free(c2); | |
959 | free(c3); | |
960 | free(c4); | |
6eaf09d6 SL |
961 | free(c5); |
962 | free(c6); | |
f8977ee6 | 963 | } |
b990b5c0 | 964 | } else if (job_add_num == 1) |
6d86144d | 965 | log_info("...\n"); |
c6ae0a5b | 966 | } |
ebac4655 JA |
967 | |
968 | /* | |
969 | * recurse add identical jobs, clear numjobs and stonewall options | |
970 | * as they don't apply to sub-jobs | |
971 | */ | |
2dc1bbeb | 972 | numjobs = td->o.numjobs; |
ebac4655 | 973 | while (--numjobs) { |
de890a1e | 974 | struct thread_data *td_new = get_new_job(0, td, 1); |
ebac4655 JA |
975 | |
976 | if (!td_new) | |
977 | goto err; | |
978 | ||
2dc1bbeb JA |
979 | td_new->o.numjobs = 1; |
980 | td_new->o.stonewall = 0; | |
92c1d41f | 981 | td_new->o.new_group = 0; |
e132cbae JA |
982 | |
983 | if (file_alloced) { | |
2dc1bbeb | 984 | td_new->o.filename = NULL; |
e132cbae | 985 | td_new->files_index = 0; |
4e6ea2f1 | 986 | td_new->files_size = 0; |
e132cbae JA |
987 | td_new->files = NULL; |
988 | } | |
989 | ||
75154845 | 990 | job_add_num = numjobs - 1; |
ebac4655 | 991 | |
75154845 | 992 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
993 | goto err; |
994 | } | |
3c5df6fa | 995 | |
ebac4655 JA |
996 | return 0; |
997 | err: | |
998 | put_job(td); | |
999 | return -1; | |
1000 | } | |
1001 | ||
79d16311 JA |
1002 | /* |
1003 | * Parse as if 'o' was a command line | |
1004 | */ | |
1005 | void add_job_opts(const char **o) | |
1006 | { | |
1007 | struct thread_data *td, *td_parent; | |
1008 | int i, in_global = 1; | |
1009 | char jobname[32]; | |
1010 | ||
1011 | i = 0; | |
1012 | td_parent = td = NULL; | |
1013 | while (o[i]) { | |
1014 | if (!strncmp(o[i], "name", 4)) { | |
1015 | in_global = 0; | |
1016 | if (td) | |
1017 | add_job(td, jobname, 0); | |
1018 | td = NULL; | |
1019 | sprintf(jobname, "%s", o[i] + 5); | |
1020 | } | |
1021 | if (in_global && !td_parent) | |
de890a1e | 1022 | td_parent = get_new_job(1, &def_thread, 0); |
79d16311 JA |
1023 | else if (!in_global && !td) { |
1024 | if (!td_parent) | |
1025 | td_parent = &def_thread; | |
de890a1e | 1026 | td = get_new_job(0, td_parent, 0); |
79d16311 JA |
1027 | } |
1028 | if (in_global) | |
1029 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
1030 | else | |
1031 | fio_options_parse(td, (char **) &o[i], 1); | |
1032 | i++; | |
1033 | } | |
1034 | ||
1035 | if (td) | |
1036 | add_job(td, jobname, 0); | |
1037 | } | |
1038 | ||
01f06b63 JA |
1039 | static int skip_this_section(const char *name) |
1040 | { | |
ad0a2735 JA |
1041 | int i; |
1042 | ||
1043 | if (!nr_job_sections) | |
01f06b63 JA |
1044 | return 0; |
1045 | if (!strncmp(name, "global", 6)) | |
1046 | return 0; | |
1047 | ||
ad0a2735 JA |
1048 | for (i = 0; i < nr_job_sections; i++) |
1049 | if (!strcmp(job_sections[i], name)) | |
1050 | return 0; | |
1051 | ||
1052 | return 1; | |
01f06b63 JA |
1053 | } |
1054 | ||
ebac4655 JA |
1055 | static int is_empty_or_comment(char *line) |
1056 | { | |
1057 | unsigned int i; | |
1058 | ||
1059 | for (i = 0; i < strlen(line); i++) { | |
1060 | if (line[i] == ';') | |
1061 | return 1; | |
5cc2da30 IM |
1062 | if (line[i] == '#') |
1063 | return 1; | |
76cd9378 | 1064 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
ebac4655 JA |
1065 | return 0; |
1066 | } | |
1067 | ||
1068 | return 1; | |
1069 | } | |
1070 | ||
07261983 JA |
1071 | /* |
1072 | * This is our [ini] type file parser. | |
1073 | */ | |
50d16976 | 1074 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
ebac4655 | 1075 | { |
e1f36503 | 1076 | unsigned int global; |
ebac4655 | 1077 | struct thread_data *td; |
fee3bb48 | 1078 | char *string, *name; |
ebac4655 JA |
1079 | FILE *f; |
1080 | char *p; | |
0c7e37a0 | 1081 | int ret = 0, stonewall; |
097b2991 | 1082 | int first_sect = 1; |
ccf8f127 | 1083 | int skip_fgets = 0; |
01f06b63 | 1084 | int inside_skip = 0; |
3b8b7135 JA |
1085 | char **opts; |
1086 | int i, alloc_opts, num_opts; | |
ebac4655 | 1087 | |
50d16976 JA |
1088 | if (is_buf) |
1089 | f = NULL; | |
1090 | else { | |
1091 | if (!strcmp(file, "-")) | |
1092 | f = stdin; | |
1093 | else | |
1094 | f = fopen(file, "r"); | |
5a729cbe | 1095 | |
50d16976 JA |
1096 | if (!f) { |
1097 | perror("fopen job file"); | |
1098 | return 1; | |
1099 | } | |
ebac4655 JA |
1100 | } |
1101 | ||
1102 | string = malloc(4096); | |
7f7e6e59 JA |
1103 | |
1104 | /* | |
1105 | * it's really 256 + small bit, 280 should suffice | |
1106 | */ | |
1107 | name = malloc(280); | |
1108 | memset(name, 0, 280); | |
ebac4655 | 1109 | |
3b8b7135 JA |
1110 | alloc_opts = 8; |
1111 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 1112 | num_opts = 0; |
3b8b7135 | 1113 | |
0c7e37a0 | 1114 | stonewall = stonewall_flag; |
7c124ac1 | 1115 | do { |
ccf8f127 JA |
1116 | /* |
1117 | * if skip_fgets is set, we already have loaded a line we | |
1118 | * haven't handled. | |
1119 | */ | |
1120 | if (!skip_fgets) { | |
50d16976 JA |
1121 | if (is_buf) |
1122 | p = strsep(&file, "\n"); | |
1123 | else | |
43f74792 | 1124 | p = fgets(string, 4096, f); |
ccf8f127 JA |
1125 | if (!p) |
1126 | break; | |
1127 | } | |
cdc7f193 | 1128 | |
ccf8f127 | 1129 | skip_fgets = 0; |
cdc7f193 | 1130 | strip_blank_front(&p); |
6c7c7da1 | 1131 | strip_blank_end(p); |
cdc7f193 | 1132 | |
ebac4655 JA |
1133 | if (is_empty_or_comment(p)) |
1134 | continue; | |
84dd1886 | 1135 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
1136 | if (inside_skip) |
1137 | continue; | |
5ec10eaa JA |
1138 | log_err("fio: option <%s> outside of [] job section\n", |
1139 | p); | |
088b4207 | 1140 | break; |
6c7c7da1 | 1141 | } |
ebac4655 | 1142 | |
7a4b80a1 JA |
1143 | name[strlen(name) - 1] = '\0'; |
1144 | ||
01f06b63 JA |
1145 | if (skip_this_section(name)) { |
1146 | inside_skip = 1; | |
1147 | continue; | |
1148 | } else | |
1149 | inside_skip = 0; | |
1150 | ||
ebac4655 JA |
1151 | global = !strncmp(name, "global", 6); |
1152 | ||
cca73aa7 | 1153 | if (dump_cmdline) { |
097b2991 JA |
1154 | if (first_sect) |
1155 | log_info("fio "); | |
cca73aa7 JA |
1156 | if (!global) |
1157 | log_info("--name=%s ", name); | |
097b2991 | 1158 | first_sect = 0; |
cca73aa7 JA |
1159 | } |
1160 | ||
de890a1e | 1161 | td = get_new_job(global, &def_thread, 0); |
45410acb JA |
1162 | if (!td) { |
1163 | ret = 1; | |
1164 | break; | |
1165 | } | |
ebac4655 | 1166 | |
972cfd25 JA |
1167 | /* |
1168 | * Seperate multiple job files by a stonewall | |
1169 | */ | |
f9481919 | 1170 | if (!global && stonewall) { |
2dc1bbeb | 1171 | td->o.stonewall = stonewall; |
972cfd25 JA |
1172 | stonewall = 0; |
1173 | } | |
1174 | ||
3b8b7135 JA |
1175 | num_opts = 0; |
1176 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
1177 | ||
50d16976 JA |
1178 | while (1) { |
1179 | if (is_buf) | |
1180 | p = strsep(&file, "\n"); | |
1181 | else | |
1182 | p = fgets(string, 4096, f); | |
1183 | if (!p) | |
1184 | break; | |
1185 | ||
ebac4655 JA |
1186 | if (is_empty_or_comment(p)) |
1187 | continue; | |
e1f36503 | 1188 | |
b6754f9d | 1189 | strip_blank_front(&p); |
7c124ac1 | 1190 | |
ccf8f127 JA |
1191 | /* |
1192 | * new section, break out and make sure we don't | |
1193 | * fgets() a new line at the top. | |
1194 | */ | |
1195 | if (p[0] == '[') { | |
1196 | skip_fgets = 1; | |
7c124ac1 | 1197 | break; |
ccf8f127 | 1198 | } |
7c124ac1 | 1199 | |
4ae3f763 | 1200 | strip_blank_end(p); |
aea47d44 | 1201 | |
3b8b7135 JA |
1202 | if (num_opts == alloc_opts) { |
1203 | alloc_opts <<= 1; | |
1204 | opts = realloc(opts, | |
1205 | alloc_opts * sizeof(char *)); | |
1206 | } | |
1207 | ||
1208 | opts[num_opts] = strdup(p); | |
1209 | num_opts++; | |
ebac4655 | 1210 | } |
ebac4655 | 1211 | |
3b8b7135 JA |
1212 | ret = fio_options_parse(td, opts, num_opts); |
1213 | if (!ret) { | |
1214 | if (dump_cmdline) | |
1215 | for (i = 0; i < num_opts; i++) | |
1216 | log_info("--%s ", opts[i]); | |
1217 | ||
45410acb | 1218 | ret = add_job(td, name, 0); |
3b8b7135 | 1219 | } else { |
b1508cf9 JA |
1220 | log_err("fio: job %s dropped\n", name); |
1221 | put_job(td); | |
45410acb | 1222 | } |
3b8b7135 JA |
1223 | |
1224 | for (i = 0; i < num_opts; i++) | |
1225 | free(opts[i]); | |
1226 | num_opts = 0; | |
7c124ac1 | 1227 | } while (!ret); |
ebac4655 | 1228 | |
cca73aa7 JA |
1229 | if (dump_cmdline) |
1230 | log_info("\n"); | |
1231 | ||
7e356b2d JA |
1232 | i = 0; |
1233 | while (i < nr_job_sections) { | |
1234 | free(job_sections[i]); | |
1235 | i++; | |
1236 | } | |
1237 | ||
3b8b7135 JA |
1238 | for (i = 0; i < num_opts; i++) |
1239 | free(opts[i]); | |
1240 | ||
ebac4655 JA |
1241 | free(string); |
1242 | free(name); | |
2577594d | 1243 | free(opts); |
50d16976 | 1244 | if (!is_buf && f != stdin) |
5a729cbe | 1245 | fclose(f); |
45410acb | 1246 | return ret; |
ebac4655 JA |
1247 | } |
1248 | ||
1249 | static int fill_def_thread(void) | |
1250 | { | |
1251 | memset(&def_thread, 0, sizeof(def_thread)); | |
1252 | ||
375b2695 | 1253 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1254 | def_thread.o.timeout = def_timeout; |
8b28bd41 | 1255 | def_thread.o.error_dump = 1; |
ebac4655 | 1256 | /* |
ee738499 | 1257 | * fill default options |
ebac4655 | 1258 | */ |
214e1eca | 1259 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1260 | return 0; |
1261 | } | |
1262 | ||
45378b35 | 1263 | static void usage(const char *name) |
4785f995 | 1264 | { |
692a5d22 | 1265 | printf("%s\n", fio_version_string); |
45378b35 | 1266 | printf("%s [options] [job options] <job file(s)>\n", name); |
83881283 JA |
1267 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n" |
1268 | "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" | |
1269 | "\t\t\tdiskutil,job,mutex,profile,time,net\n"); | |
1270 | printf(" --output\t\tWrite output to file\n"); | |
b2cecdc2 | 1271 | printf(" --runtime\t\tRuntime in seconds\n"); |
83881283 JA |
1272 | printf(" --latency-log\t\tGenerate per-job latency logs\n"); |
1273 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1274 | printf(" --minimal\t\tMinimal (terse) output\n"); | |
f3afa57e | 1275 | printf(" --output-format=x\tOutput format (terse,json,normal)\n"); |
75db6e2c | 1276 | printf(" --terse-version=x\tSet terse version output format to 'x'\n"); |
f3afa57e | 1277 | printf(" --version\t\tPrint version info and exit\n"); |
83881283 | 1278 | printf(" --help\t\tPrint this page\n"); |
23893646 | 1279 | printf(" --cpuclock-test\tPerform test/validation of CPU clock\n"); |
83881283 | 1280 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" |
5ec10eaa | 1281 | " them\n"); |
de890a1e SL |
1282 | printf(" --enghelp=engine\tPrint ioengine help, or list" |
1283 | " available ioengines\n"); | |
1284 | printf(" --enghelp=engine,cmd\tPrint help for an ioengine" | |
1285 | " cmd\n"); | |
83881283 JA |
1286 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
1287 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); | |
1288 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); | |
1289 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" | |
5ec10eaa | 1290 | " writes\n"); |
83881283 JA |
1291 | printf(" --section=name\tOnly run specified section in job file\n"); |
1292 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" | |
2b386d25 | 1293 | " (def 1024)\n"); |
83881283 JA |
1294 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
1295 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); | |
1296 | printf(" --server=args\t\tStart a backend fio server\n"); | |
1297 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); | |
1298 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); | |
f2a2ce0e HL |
1299 | printf(" --idle-prof=option\tReport cpu idleness on a system or percpu basis\n" |
1300 | "\t\t\t(option=system,percpu) or run unit work\n" | |
1301 | "\t\t\tcalibration only (option=calibrate)\n"); | |
aa58d252 | 1302 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
23893646 | 1303 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
4785f995 JA |
1304 | } |
1305 | ||
79e48f72 | 1306 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1307 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1308 | { .name = "process", .shift = FD_PROCESS, }, |
1309 | { .name = "file", .shift = FD_FILE, }, | |
1310 | { .name = "io", .shift = FD_IO, }, | |
1311 | { .name = "mem", .shift = FD_MEM, }, | |
1312 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1313 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1314 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1315 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1316 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1317 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1318 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1319 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1320 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1321 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1322 | { .name = NULL, }, |
ee56ad50 JA |
1323 | }; |
1324 | ||
c09823ab | 1325 | static int set_debug(const char *string) |
ee56ad50 JA |
1326 | { |
1327 | struct debug_level *dl; | |
1328 | char *p = (char *) string; | |
1329 | char *opt; | |
1330 | int i; | |
1331 | ||
1332 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1333 | log_info("fio: dumping debug options:"); |
1334 | for (i = 0; debug_levels[i].name; i++) { | |
1335 | dl = &debug_levels[i]; | |
1336 | log_info("%s,", dl->name); | |
1337 | } | |
bd6f78b2 | 1338 | log_info("all\n"); |
c09823ab | 1339 | return 1; |
ee56ad50 JA |
1340 | } |
1341 | ||
1342 | while ((opt = strsep(&p, ",")) != NULL) { | |
1343 | int found = 0; | |
1344 | ||
5e1d306e JA |
1345 | if (!strncmp(opt, "all", 3)) { |
1346 | log_info("fio: set all debug options\n"); | |
1347 | fio_debug = ~0UL; | |
1348 | continue; | |
1349 | } | |
1350 | ||
ee56ad50 JA |
1351 | for (i = 0; debug_levels[i].name; i++) { |
1352 | dl = &debug_levels[i]; | |
5e1d306e JA |
1353 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1354 | if (!found) | |
1355 | continue; | |
1356 | ||
1357 | if (dl->shift == FD_JOB) { | |
1358 | opt = strchr(opt, ':'); | |
1359 | if (!opt) { | |
1360 | log_err("fio: missing job number\n"); | |
1361 | break; | |
1362 | } | |
1363 | opt++; | |
1364 | fio_debug_jobno = atoi(opt); | |
1365 | log_info("fio: set debug jobno %d\n", | |
1366 | fio_debug_jobno); | |
1367 | } else { | |
ee56ad50 | 1368 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1369 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1370 | } |
5e1d306e | 1371 | break; |
ee56ad50 JA |
1372 | } |
1373 | ||
1374 | if (!found) | |
1375 | log_err("fio: debug mask %s not found\n", opt); | |
1376 | } | |
c09823ab | 1377 | return 0; |
ee56ad50 | 1378 | } |
79e48f72 | 1379 | #else |
69b98d4c | 1380 | static int set_debug(const char *string) |
79e48f72 JA |
1381 | { |
1382 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1383 | return 1; |
79e48f72 JA |
1384 | } |
1385 | #endif | |
9ac8a797 | 1386 | |
4c6107ff JA |
1387 | static void fio_options_fill_optstring(void) |
1388 | { | |
1389 | char *ostr = cmd_optstr; | |
1390 | int i, c; | |
1391 | ||
1392 | c = i = 0; | |
1393 | while (l_opts[i].name) { | |
1394 | ostr[c++] = l_opts[i].val; | |
1395 | if (l_opts[i].has_arg == required_argument) | |
1396 | ostr[c++] = ':'; | |
1397 | else if (l_opts[i].has_arg == optional_argument) { | |
1398 | ostr[c++] = ':'; | |
1399 | ostr[c++] = ':'; | |
1400 | } | |
1401 | i++; | |
1402 | } | |
1403 | ostr[c] = '\0'; | |
1404 | } | |
1405 | ||
c2c94585 JA |
1406 | static int client_flag_set(char c) |
1407 | { | |
1408 | int i; | |
1409 | ||
1410 | i = 0; | |
1411 | while (l_opts[i].name) { | |
1412 | int val = l_opts[i].val; | |
1413 | ||
1414 | if (c == (val & 0xff)) | |
1415 | return (val & FIO_CLIENT_FLAG); | |
1416 | ||
1417 | i++; | |
1418 | } | |
1419 | ||
1420 | return 0; | |
1421 | } | |
1422 | ||
fa2ea806 | 1423 | void parse_cmd_client(void *client, char *opt) |
7a4b8240 | 1424 | { |
fa2ea806 | 1425 | fio_client_add_cmd_option(client, opt); |
7a4b8240 JA |
1426 | } |
1427 | ||
81179eec | 1428 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1429 | { |
b4692828 | 1430 | struct thread_data *td = NULL; |
c09823ab | 1431 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1432 | char *ostr = cmd_optstr; |
402668f3 | 1433 | void *pid_file = NULL; |
9bae26e8 | 1434 | void *cur_client = NULL; |
81179eec | 1435 | int backend = 0; |
ebac4655 | 1436 | |
c2c94585 JA |
1437 | /* |
1438 | * Reset optind handling, since we may call this multiple times | |
1439 | * for the backend. | |
1440 | */ | |
1441 | optind = 1; | |
7a4b8240 | 1442 | |
c2c94585 | 1443 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
085399db JA |
1444 | did_arg = 1; |
1445 | ||
c2c94585 | 1446 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
fa2ea806 | 1447 | parse_cmd_client(cur_client, argv[optind - 1]); |
7a4b8240 JA |
1448 | c &= ~FIO_CLIENT_FLAG; |
1449 | } | |
1450 | ||
ebac4655 | 1451 | switch (c) { |
2b386d25 JA |
1452 | case 'a': |
1453 | smalloc_pool_size = atoi(optarg); | |
1454 | break; | |
b4692828 | 1455 | case 't': |
8c029376 | 1456 | def_timeout = atoi(optarg); |
b4692828 JA |
1457 | break; |
1458 | case 'l': | |
1459 | write_lat_log = 1; | |
1460 | break; | |
3d73e5a9 | 1461 | case 'b': |
b4692828 JA |
1462 | write_bw_log = 1; |
1463 | break; | |
1464 | case 'o': | |
1465 | f_out = fopen(optarg, "w+"); | |
1466 | if (!f_out) { | |
1467 | perror("fopen output"); | |
1468 | exit(1); | |
1469 | } | |
1470 | f_err = f_out; | |
1471 | break; | |
1472 | case 'm': | |
f3afa57e | 1473 | output_format = FIO_OUTPUT_TERSE; |
b4692828 | 1474 | break; |
f3afa57e JA |
1475 | case 'F': |
1476 | if (!strcmp(optarg, "minimal") || | |
1477 | !strcmp(optarg, "terse") || | |
1478 | !strcmp(optarg, "csv")) | |
1479 | output_format = FIO_OUTPUT_TERSE; | |
1480 | else if (!strcmp(optarg, "json")) | |
1481 | output_format = FIO_OUTPUT_JSON; | |
1482 | else | |
1483 | output_format = FIO_OUTPUT_NORMAL; | |
cc372b17 | 1484 | break; |
b4692828 | 1485 | case 'h': |
7874f8b7 | 1486 | if (!cur_client) { |
c2c94585 | 1487 | usage(argv[0]); |
7874f8b7 JA |
1488 | do_exit++; |
1489 | } | |
c2c94585 | 1490 | break; |
fd28ca49 | 1491 | case 'c': |
7874f8b7 | 1492 | if (!cur_client) { |
c2c94585 | 1493 | fio_show_option_help(optarg); |
7874f8b7 JA |
1494 | do_exit++; |
1495 | } | |
c2c94585 | 1496 | break; |
de890a1e SL |
1497 | case 'i': |
1498 | if (!cur_client) { | |
1499 | fio_show_ioengine_help(optarg); | |
1500 | do_exit++; | |
1501 | } | |
1502 | break; | |
cca73aa7 JA |
1503 | case 's': |
1504 | dump_cmdline = 1; | |
1505 | break; | |
724e4435 JA |
1506 | case 'r': |
1507 | read_only = 1; | |
1508 | break; | |
b4692828 | 1509 | case 'v': |
7874f8b7 | 1510 | if (!cur_client) { |
692a5d22 | 1511 | log_info("%s\n", fio_version_string); |
7874f8b7 JA |
1512 | do_exit++; |
1513 | } | |
c2c94585 | 1514 | break; |
f57a9c59 JA |
1515 | case 'V': |
1516 | terse_version = atoi(optarg); | |
67b77039 JA |
1517 | if (!(terse_version == 2 || terse_version == 3 || |
1518 | terse_version == 4)) { | |
f57a9c59 JA |
1519 | log_err("fio: bad terse version format\n"); |
1520 | exit_val = 1; | |
1521 | do_exit++; | |
1522 | } | |
1523 | break; | |
e592a06b AC |
1524 | case 'e': |
1525 | if (!strcmp("always", optarg)) | |
1526 | eta_print = FIO_ETA_ALWAYS; | |
1527 | else if (!strcmp("never", optarg)) | |
1528 | eta_print = FIO_ETA_NEVER; | |
1529 | break; | |
ee56ad50 | 1530 | case 'd': |
c09823ab JA |
1531 | if (set_debug(optarg)) |
1532 | do_exit++; | |
ee56ad50 | 1533 | break; |
ad0a2735 JA |
1534 | case 'x': { |
1535 | size_t new_size; | |
1536 | ||
01f06b63 | 1537 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1538 | log_err("fio: can't use global as only " |
1539 | "section\n"); | |
c09823ab JA |
1540 | do_exit++; |
1541 | exit_val = 1; | |
01f06b63 JA |
1542 | break; |
1543 | } | |
ad0a2735 JA |
1544 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1545 | job_sections = realloc(job_sections, new_size); | |
1546 | job_sections[nr_job_sections] = strdup(optarg); | |
1547 | nr_job_sections++; | |
01f06b63 | 1548 | break; |
ad0a2735 | 1549 | } |
9ac8a797 | 1550 | case 'p': |
07b3232d | 1551 | exec_profile = strdup(optarg); |
9ac8a797 | 1552 | break; |
b4692828 | 1553 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1554 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1555 | char *val = optarg; |
1556 | ||
c2b1e753 | 1557 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1558 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1559 | if (ret) |
c2b1e753 | 1560 | return 0; |
c2b1e753 JA |
1561 | td = NULL; |
1562 | } | |
b4692828 | 1563 | if (!td) { |
01f06b63 | 1564 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1565 | int global = 0; |
1566 | ||
01f06b63 | 1567 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1568 | global = 1; |
c2b1e753 | 1569 | |
01f06b63 JA |
1570 | if (is_section && skip_this_section(val)) |
1571 | continue; | |
1572 | ||
de890a1e SL |
1573 | td = get_new_job(global, &def_thread, 1); |
1574 | if (!td || ioengine_load(td)) | |
b4692828 | 1575 | return 0; |
de890a1e | 1576 | fio_options_set_ioengine_opts(l_opts, td); |
b4692828 | 1577 | } |
38d0adb0 | 1578 | |
214e1eca | 1579 | ret = fio_cmd_option_parse(td, opt, val); |
de890a1e SL |
1580 | |
1581 | if (!ret && !strcmp(opt, "ioengine")) { | |
1582 | free_ioengine(td); | |
1583 | if (ioengine_load(td)) | |
1584 | return 0; | |
1585 | fio_options_set_ioengine_opts(l_opts, td); | |
1586 | } | |
1587 | break; | |
1588 | } | |
1589 | case FIO_GETOPT_IOENGINE: { | |
1590 | const char *opt = l_opts[lidx].name; | |
1591 | char *val = optarg; | |
1592 | opt = l_opts[lidx].name; | |
1593 | val = optarg; | |
1594 | ret = fio_cmd_ioengine_option_parse(td, opt, val); | |
b4692828 JA |
1595 | break; |
1596 | } | |
a9523c6f JA |
1597 | case 'w': |
1598 | warnings_fatal = 1; | |
1599 | break; | |
fca70358 JA |
1600 | case 'j': |
1601 | max_jobs = atoi(optarg); | |
1602 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1603 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1604 | do_exit++; | |
1605 | exit_val = 1; | |
1606 | } | |
1607 | break; | |
50d16976 | 1608 | case 'S': |
a37f69b7 | 1609 | if (nr_clients) { |
132159a5 JA |
1610 | log_err("fio: can't be both client and server\n"); |
1611 | do_exit++; | |
1612 | exit_val = 1; | |
1613 | break; | |
1614 | } | |
87aa8f19 | 1615 | if (optarg) |
bebe6398 | 1616 | fio_server_set_arg(optarg); |
50d16976 | 1617 | is_backend = 1; |
81179eec | 1618 | backend = 1; |
50d16976 | 1619 | break; |
e46d8091 | 1620 | case 'D': |
402668f3 | 1621 | pid_file = strdup(optarg); |
e46d8091 | 1622 | break; |
f2a2ce0e HL |
1623 | case 'I': |
1624 | if ((ret = fio_idle_prof_parse_opt(optarg))) { | |
1625 | /* exit on error and calibration only */ | |
1626 | do_exit++; | |
1627 | if (ret == -1) | |
1628 | exit_val = 1; | |
1629 | } | |
1630 | break; | |
132159a5 JA |
1631 | case 'C': |
1632 | if (is_backend) { | |
1633 | log_err("fio: can't be both client and server\n"); | |
1634 | do_exit++; | |
1635 | exit_val = 1; | |
1636 | break; | |
1637 | } | |
bebe6398 JA |
1638 | if (fio_client_add(optarg, &cur_client)) { |
1639 | log_err("fio: failed adding client %s\n", optarg); | |
1640 | do_exit++; | |
1641 | exit_val = 1; | |
1642 | break; | |
1643 | } | |
bd023601 JA |
1644 | /* |
1645 | * If the next argument exists and isn't an option, | |
1646 | * assume it's a job file for this client only. | |
1647 | */ | |
1648 | while (optind < argc) { | |
1649 | if (!strncmp(argv[optind], "--", 2) || | |
1650 | !strncmp(argv[optind], "-", 1)) | |
1651 | break; | |
1652 | ||
1653 | fio_client_add_ini_file(cur_client, argv[optind]); | |
1654 | optind++; | |
1655 | } | |
132159a5 | 1656 | break; |
7d11f871 JA |
1657 | case 'T': |
1658 | do_exit++; | |
1659 | exit_val = fio_monotonic_clocktest(); | |
1660 | break; | |
798827c8 JA |
1661 | case '?': |
1662 | log_err("%s: unrecognized option '%s'\n", argv[0], | |
1663 | argv[optind - 1]); | |
b4692828 | 1664 | default: |
c09823ab JA |
1665 | do_exit++; |
1666 | exit_val = 1; | |
b4692828 | 1667 | break; |
ebac4655 | 1668 | } |
c7d5c941 JA |
1669 | if (do_exit) |
1670 | break; | |
ebac4655 | 1671 | } |
c9fad893 | 1672 | |
c2c94585 JA |
1673 | if (do_exit) { |
1674 | if (exit_val && !(is_backend || nr_clients)) | |
1675 | exit(exit_val); | |
1676 | } | |
536582bf | 1677 | |
a37f69b7 | 1678 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1679 | do_exit++; |
1680 | exit_val = 1; | |
cdf54d85 | 1681 | return -1; |
132159a5 JA |
1682 | } |
1683 | ||
81179eec | 1684 | if (is_backend && backend) |
402668f3 | 1685 | return fio_start_server(pid_file); |
50d16976 | 1686 | |
b4692828 | 1687 | if (td) { |
7d6a8904 | 1688 | if (!ret) |
2dc1bbeb | 1689 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1690 | } |
774a6177 | 1691 | |
7874f8b7 | 1692 | while (!ret && optind < argc) { |
b4692828 JA |
1693 | ini_idx++; |
1694 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1695 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1696 | optind++; | |
eb8bbf48 | 1697 | } |
972cfd25 JA |
1698 | |
1699 | return ini_idx; | |
ebac4655 JA |
1700 | } |
1701 | ||
ebac4655 JA |
1702 | int parse_options(int argc, char *argv[]) |
1703 | { | |
972cfd25 JA |
1704 | int job_files, i; |
1705 | ||
b4692828 JA |
1706 | f_out = stdout; |
1707 | f_err = stderr; | |
1708 | ||
4c6107ff | 1709 | fio_options_fill_optstring(); |
5ec10eaa | 1710 | fio_options_dup_and_init(l_opts); |
b4692828 | 1711 | |
9d9eb2e7 JA |
1712 | atexit(free_shm); |
1713 | ||
ebac4655 JA |
1714 | if (fill_def_thread()) |
1715 | return 1; | |
1716 | ||
972cfd25 | 1717 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1718 | |
cdf54d85 JA |
1719 | if (job_files > 0) { |
1720 | for (i = 0; i < job_files; i++) { | |
1721 | if (fill_def_thread()) | |
132159a5 | 1722 | return 1; |
cdf54d85 JA |
1723 | if (nr_clients) { |
1724 | if (fio_clients_send_ini(ini_file[i])) | |
1725 | return 1; | |
1726 | free(ini_file[i]); | |
1727 | } else if (!is_backend) { | |
1728 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1729 | return 1; | |
1730 | free(ini_file[i]); | |
1731 | } | |
132159a5 | 1732 | } |
bd023601 JA |
1733 | } else if (nr_clients) { |
1734 | if (fill_def_thread()) | |
1735 | return 1; | |
1736 | if (fio_clients_send_ini(NULL)) | |
1737 | return 1; | |
972cfd25 | 1738 | } |
ebac4655 | 1739 | |
88c6ed80 | 1740 | free(ini_file); |
7e356b2d | 1741 | fio_options_free(&def_thread); |
b4692828 JA |
1742 | |
1743 | if (!thread_number) { | |
cca73aa7 JA |
1744 | if (dump_cmdline) |
1745 | return 0; | |
07b3232d JA |
1746 | if (exec_profile) |
1747 | return 0; | |
a37f69b7 | 1748 | if (is_backend || nr_clients) |
5c341e9a | 1749 | return 0; |
085399db JA |
1750 | if (did_arg) |
1751 | return 0; | |
cca73aa7 | 1752 | |
d65e11c6 | 1753 | log_err("No jobs(s) defined\n\n"); |
085399db JA |
1754 | |
1755 | if (!did_arg) { | |
1756 | usage(argv[0]); | |
1757 | return 1; | |
1758 | } | |
1759 | ||
1760 | return 0; | |
b4692828 JA |
1761 | } |
1762 | ||
be4ecfdf JA |
1763 | if (def_thread.o.gtod_offload) { |
1764 | fio_gtod_init(); | |
1765 | fio_gtod_offload = 1; | |
1766 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1767 | } | |
1768 | ||
f3afa57e | 1769 | if (output_format == FIO_OUTPUT_NORMAL) |
692a5d22 | 1770 | log_info("%s\n", fio_version_string); |
f6dea4d3 | 1771 | |
ebac4655 JA |
1772 | return 0; |
1773 | } |