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" |
ebac4655 | 25 | |
bf2e821a CC |
26 | #include "lib/getopt.h" |
27 | ||
692a5d22 | 28 | const char fio_version_string[] = FIO_VERSION; |
214e1eca | 29 | |
ee738499 | 30 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 31 | |
214e1eca | 32 | static char **ini_file; |
fca70358 | 33 | static int max_jobs = FIO_MAX_JOBS; |
cca73aa7 | 34 | static int dump_cmdline; |
8c029376 | 35 | static int def_timeout; |
e1f36503 | 36 | |
be4ecfdf | 37 | static struct thread_data def_thread; |
214e1eca | 38 | struct thread_data *threads = NULL; |
e1f36503 | 39 | |
214e1eca | 40 | int exitall_on_terminate = 0; |
f3afa57e | 41 | int output_format = FIO_OUTPUT_NORMAL; |
e592a06b | 42 | int eta_print; |
214e1eca JA |
43 | unsigned long long mlock_size = 0; |
44 | FILE *f_out = NULL; | |
45 | FILE *f_err = NULL; | |
ad0a2735 JA |
46 | char **job_sections = NULL; |
47 | int nr_job_sections = 0; | |
07b3232d | 48 | char *exec_profile = NULL; |
a9523c6f | 49 | int warnings_fatal = 0; |
4d658652 | 50 | int terse_version = 3; |
50d16976 | 51 | int is_backend = 0; |
a37f69b7 | 52 | int nr_clients = 0; |
e46d8091 | 53 | int log_syslog = 0; |
ee738499 | 54 | |
214e1eca | 55 | int write_bw_log = 0; |
4241ea8f | 56 | int read_only = 0; |
214e1eca | 57 | |
5ec10eaa | 58 | static int write_lat_log; |
e1f36503 | 59 | |
214e1eca | 60 | static int prev_group_jobs; |
b4692828 | 61 | |
ee56ad50 | 62 | unsigned long fio_debug = 0; |
5e1d306e JA |
63 | unsigned int fio_debug_jobno = -1; |
64 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 65 | |
4c6107ff | 66 | static char cmd_optstr[256]; |
085399db | 67 | static int did_arg; |
4c6107ff | 68 | |
802ad4a8 | 69 | const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = { |
b4b317df SL |
70 | { .u.f = 1.00 }, |
71 | { .u.f = 5.00 }, | |
72 | { .u.f = 10.00 }, | |
73 | { .u.f = 20.00 }, | |
74 | { .u.f = 30.00 }, | |
75 | { .u.f = 40.00 }, | |
76 | { .u.f = 50.00 }, | |
77 | { .u.f = 60.00 }, | |
78 | { .u.f = 70.00 }, | |
79 | { .u.f = 80.00 }, | |
80 | { .u.f = 90.00 }, | |
81 | { .u.f = 95.00 }, | |
82 | { .u.f = 99.00 }, | |
83 | { .u.f = 99.50 }, | |
84 | { .u.f = 99.90 }, | |
85 | { .u.f = 99.95 }, | |
86 | { .u.f = 99.99 }, | |
802ad4a8 JA |
87 | }; |
88 | ||
7a4b8240 JA |
89 | #define FIO_CLIENT_FLAG (1 << 16) |
90 | ||
b4692828 JA |
91 | /* |
92 | * Command line options. These will contain the above, plus a few | |
93 | * extra that only pertain to fio itself and not jobs. | |
94 | */ | |
5ec10eaa | 95 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 96 | { |
08d2a19c | 97 | .name = (char *) "output", |
b4692828 | 98 | .has_arg = required_argument, |
7a4b8240 | 99 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
100 | }, |
101 | { | |
08d2a19c | 102 | .name = (char *) "timeout", |
b4692828 | 103 | .has_arg = required_argument, |
7a4b8240 | 104 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
105 | }, |
106 | { | |
08d2a19c | 107 | .name = (char *) "latency-log", |
b4692828 | 108 | .has_arg = required_argument, |
7a4b8240 | 109 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
110 | }, |
111 | { | |
08d2a19c | 112 | .name = (char *) "bandwidth-log", |
b4692828 | 113 | .has_arg = required_argument, |
7a4b8240 | 114 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
115 | }, |
116 | { | |
08d2a19c | 117 | .name = (char *) "minimal", |
b4692828 | 118 | .has_arg = optional_argument, |
7a4b8240 | 119 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 | 120 | }, |
cc372b17 | 121 | { |
f3afa57e | 122 | .name = (char *) "output-format", |
cc372b17 | 123 | .has_arg = optional_argument, |
f3afa57e | 124 | .val = 'F' | FIO_CLIENT_FLAG, |
cc372b17 | 125 | }, |
b4692828 | 126 | { |
08d2a19c | 127 | .name = (char *) "version", |
b4692828 | 128 | .has_arg = no_argument, |
7a4b8240 | 129 | .val = 'v' | FIO_CLIENT_FLAG, |
b4692828 | 130 | }, |
fd28ca49 | 131 | { |
08d2a19c | 132 | .name = (char *) "help", |
fd28ca49 | 133 | .has_arg = no_argument, |
7a4b8240 | 134 | .val = 'h' | FIO_CLIENT_FLAG, |
fd28ca49 JA |
135 | }, |
136 | { | |
08d2a19c | 137 | .name = (char *) "cmdhelp", |
320beefe | 138 | .has_arg = optional_argument, |
7a4b8240 | 139 | .val = 'c' | FIO_CLIENT_FLAG, |
fd28ca49 | 140 | }, |
de890a1e SL |
141 | { |
142 | .name = (char *) "enghelp", | |
143 | .has_arg = optional_argument, | |
144 | .val = 'i' | FIO_CLIENT_FLAG, | |
145 | }, | |
cca73aa7 | 146 | { |
08d2a19c | 147 | .name = (char *) "showcmd", |
cca73aa7 | 148 | .has_arg = no_argument, |
7a4b8240 | 149 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
150 | }, |
151 | { | |
08d2a19c | 152 | .name = (char *) "readonly", |
724e4435 | 153 | .has_arg = no_argument, |
7a4b8240 | 154 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 155 | }, |
e592a06b | 156 | { |
08d2a19c | 157 | .name = (char *) "eta", |
e592a06b | 158 | .has_arg = required_argument, |
7a4b8240 | 159 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 160 | }, |
ee56ad50 | 161 | { |
08d2a19c | 162 | .name = (char *) "debug", |
ee56ad50 | 163 | .has_arg = required_argument, |
7a4b8240 | 164 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 165 | }, |
01f06b63 | 166 | { |
08d2a19c | 167 | .name = (char *) "section", |
01f06b63 | 168 | .has_arg = required_argument, |
7a4b8240 | 169 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 170 | }, |
2b386d25 | 171 | { |
08d2a19c | 172 | .name = (char *) "alloc-size", |
2b386d25 | 173 | .has_arg = required_argument, |
7a4b8240 | 174 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 175 | }, |
9ac8a797 | 176 | { |
08d2a19c | 177 | .name = (char *) "profile", |
9ac8a797 | 178 | .has_arg = required_argument, |
7a4b8240 | 179 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 180 | }, |
a9523c6f | 181 | { |
08d2a19c | 182 | .name = (char *) "warnings-fatal", |
a9523c6f | 183 | .has_arg = no_argument, |
7a4b8240 | 184 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 185 | }, |
fca70358 JA |
186 | { |
187 | .name = (char *) "max-jobs", | |
188 | .has_arg = required_argument, | |
7a4b8240 | 189 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 190 | }, |
f57a9c59 JA |
191 | { |
192 | .name = (char *) "terse-version", | |
193 | .has_arg = required_argument, | |
7a4b8240 | 194 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 195 | }, |
50d16976 JA |
196 | { |
197 | .name = (char *) "server", | |
87aa8f19 | 198 | .has_arg = optional_argument, |
50d16976 JA |
199 | .val = 'S', |
200 | }, | |
e46d8091 | 201 | { .name = (char *) "daemonize", |
402668f3 | 202 | .has_arg = required_argument, |
e46d8091 JA |
203 | .val = 'D', |
204 | }, | |
132159a5 JA |
205 | { |
206 | .name = (char *) "client", | |
207 | .has_arg = required_argument, | |
208 | .val = 'C', | |
209 | }, | |
b4692828 JA |
210 | { |
211 | .name = NULL, | |
212 | }, | |
213 | }; | |
214 | ||
9d9eb2e7 JA |
215 | static void free_shm(void) |
216 | { | |
217 | struct shmid_ds sbuf; | |
218 | ||
219 | if (threads) { | |
220 | void *tp = threads; | |
221 | ||
222 | threads = NULL; | |
223 | file_hash_exit(); | |
9e684a49 | 224 | flow_exit(); |
9d9eb2e7 JA |
225 | fio_debug_jobp = NULL; |
226 | shmdt(tp); | |
227 | shmctl(shm_id, IPC_RMID, &sbuf); | |
228 | } | |
229 | ||
230 | scleanup(); | |
231 | } | |
232 | ||
233 | /* | |
234 | * The thread area is shared between the main process and the job | |
235 | * threads/processes. So setup a shared memory segment that will hold | |
236 | * all the job info. We use the end of the region for keeping track of | |
237 | * open files across jobs, for file sharing. | |
238 | */ | |
239 | static int setup_thread_area(void) | |
240 | { | |
241 | void *hash; | |
242 | ||
243 | if (threads) | |
244 | return 0; | |
245 | ||
246 | /* | |
247 | * 1024 is too much on some machines, scale max_jobs if | |
248 | * we get a failure that looks like too large a shm segment | |
249 | */ | |
250 | do { | |
251 | size_t size = max_jobs * sizeof(struct thread_data); | |
252 | ||
253 | size += file_hash_size; | |
254 | size += sizeof(unsigned int); | |
255 | ||
256 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
257 | if (shm_id != -1) | |
258 | break; | |
f0c77f03 | 259 | if (errno != EINVAL && errno != ENOMEM && errno != ENOSPC) { |
9d9eb2e7 JA |
260 | perror("shmget"); |
261 | break; | |
262 | } | |
263 | ||
264 | max_jobs >>= 1; | |
265 | } while (max_jobs); | |
266 | ||
267 | if (shm_id == -1) | |
268 | return 1; | |
269 | ||
270 | threads = shmat(shm_id, NULL, 0); | |
271 | if (threads == (void *) -1) { | |
272 | perror("shmat"); | |
273 | return 1; | |
274 | } | |
275 | ||
276 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
277 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
278 | fio_debug_jobp = (void *) hash + file_hash_size; | |
279 | *fio_debug_jobp = -1; | |
280 | file_hash_init(hash); | |
9e684a49 DE |
281 | |
282 | flow_init(); | |
283 | ||
9d9eb2e7 JA |
284 | return 0; |
285 | } | |
286 | ||
906c8d75 JA |
287 | /* |
288 | * Return a free job structure. | |
289 | */ | |
de890a1e SL |
290 | static struct thread_data *get_new_job(int global, struct thread_data *parent, |
291 | int preserve_eo) | |
ebac4655 JA |
292 | { |
293 | struct thread_data *td; | |
294 | ||
295 | if (global) | |
296 | return &def_thread; | |
9d9eb2e7 JA |
297 | if (setup_thread_area()) { |
298 | log_err("error: failed to setup shm segment\n"); | |
299 | return NULL; | |
300 | } | |
e61f1ec8 BC |
301 | if (thread_number >= max_jobs) { |
302 | log_err("error: maximum number of jobs (%d) reached.\n", | |
303 | max_jobs); | |
ebac4655 | 304 | return NULL; |
e61f1ec8 | 305 | } |
ebac4655 JA |
306 | |
307 | td = &threads[thread_number++]; | |
ddaeaa5a | 308 | *td = *parent; |
ebac4655 | 309 | |
de890a1e SL |
310 | td->io_ops = NULL; |
311 | if (!preserve_eo) | |
312 | td->eo = NULL; | |
313 | ||
e0b0d892 JA |
314 | td->o.uid = td->o.gid = -1U; |
315 | ||
cade3ef4 | 316 | dup_files(td, parent); |
de890a1e | 317 | fio_options_mem_dupe(td); |
cade3ef4 | 318 | |
15dc1934 JA |
319 | profile_add_hooks(td); |
320 | ||
ebac4655 | 321 | td->thread_number = thread_number; |
108fea77 JA |
322 | |
323 | if (!parent || !parent->o.group_reporting) | |
324 | stat_number++; | |
325 | ||
ebac4655 JA |
326 | return td; |
327 | } | |
328 | ||
329 | static void put_job(struct thread_data *td) | |
330 | { | |
549577a7 JA |
331 | if (td == &def_thread) |
332 | return; | |
84dd1886 | 333 | |
58c55ba0 | 334 | profile_td_exit(td); |
9e684a49 | 335 | flow_exit_job(td); |
549577a7 | 336 | |
16edf25d | 337 | if (td->error) |
6d86144d | 338 | log_info("fio: %s\n", td->verror); |
16edf25d | 339 | |
7e356b2d | 340 | fio_options_free(td); |
de890a1e SL |
341 | if (td->io_ops) |
342 | free_ioengine(td); | |
7e356b2d | 343 | |
ebac4655 JA |
344 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
345 | thread_number--; | |
346 | } | |
347 | ||
581e7141 | 348 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
127f6865 | 349 | { |
581e7141 | 350 | unsigned int bs = td->o.min_bs[ddir]; |
127f6865 | 351 | |
ff58fced JA |
352 | assert(ddir_rw(ddir)); |
353 | ||
ba3e4e0c | 354 | if (td->o.rate[ddir]) |
1b8dbf25 | 355 | td->rate_bps[ddir] = td->o.rate[ddir]; |
ba3e4e0c | 356 | else |
1b8dbf25 | 357 | td->rate_bps[ddir] = td->o.rate_iops[ddir] * bs; |
127f6865 | 358 | |
1b8dbf25 | 359 | if (!td->rate_bps[ddir]) { |
127f6865 JA |
360 | log_err("rate lower than supported\n"); |
361 | return -1; | |
362 | } | |
363 | ||
581e7141 | 364 | td->rate_pending_usleep[ddir] = 0; |
127f6865 JA |
365 | return 0; |
366 | } | |
367 | ||
581e7141 JA |
368 | static int setup_rate(struct thread_data *td) |
369 | { | |
370 | int ret = 0; | |
371 | ||
372 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) | |
373 | ret = __setup_rate(td, DDIR_READ); | |
374 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) | |
375 | ret |= __setup_rate(td, DDIR_WRITE); | |
6eaf09d6 SL |
376 | if (td->o.rate[DDIR_TRIM] || td->o.rate_iops[DDIR_TRIM]) |
377 | ret |= __setup_rate(td, DDIR_TRIM); | |
581e7141 JA |
378 | |
379 | return ret; | |
380 | } | |
381 | ||
8347239a JA |
382 | static int fixed_block_size(struct thread_options *o) |
383 | { | |
384 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
385 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
6eaf09d6 SL |
386 | o->min_bs[DDIR_TRIM] == o->max_bs[DDIR_TRIM] && |
387 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE] && | |
388 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_TRIM]; | |
8347239a JA |
389 | } |
390 | ||
dad915e3 JA |
391 | /* |
392 | * Lazy way of fixing up options that depend on each other. We could also | |
393 | * define option callback handlers, but this is easier. | |
394 | */ | |
4e991c23 | 395 | static int fixup_options(struct thread_data *td) |
e1f36503 | 396 | { |
2dc1bbeb | 397 | struct thread_options *o = &td->o; |
ff217451 | 398 | int ret = 0; |
dad915e3 | 399 | |
f356d01d | 400 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 401 | if (!o->use_thread) { |
f356d01d JA |
402 | log_info("fio: this platform does not support process shared" |
403 | " mutexes, forcing use of threads. Use the 'thread'" | |
404 | " option to get rid of this warning.\n"); | |
9bbf57cc | 405 | o->use_thread = 1; |
a9523c6f | 406 | ret = warnings_fatal; |
f356d01d JA |
407 | } |
408 | #endif | |
409 | ||
2dc1bbeb | 410 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 411 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
412 | free(o->write_iolog_file); |
413 | o->write_iolog_file = NULL; | |
a9523c6f | 414 | ret = warnings_fatal; |
076efc7c | 415 | } |
16b462ae | 416 | |
16b462ae | 417 | /* |
ed335855 | 418 | * only really works with 1 file |
16b462ae | 419 | */ |
ed335855 | 420 | if (o->zone_size && o->open_files == 1) |
2dc1bbeb | 421 | o->zone_size = 0; |
16b462ae | 422 | |
ed335855 SN |
423 | /* |
424 | * If zone_range isn't specified, backward compatibility dictates it | |
425 | * should be made equal to zone_size. | |
426 | */ | |
427 | if (o->zone_size && !o->zone_range) | |
428 | o->zone_range = o->zone_size; | |
429 | ||
16b462ae JA |
430 | /* |
431 | * Reads can do overwrites, we always need to pre-create the file | |
432 | */ | |
433 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 434 | o->overwrite = 1; |
16b462ae | 435 | |
2dc1bbeb | 436 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 437 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
438 | if (!o->max_bs[DDIR_READ]) |
439 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
440 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 441 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
442 | if (!o->max_bs[DDIR_WRITE]) |
443 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
6eaf09d6 SL |
444 | if (!o->min_bs[DDIR_TRIM]) |
445 | o->min_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
446 | if (!o->max_bs[DDIR_TRIM]) | |
447 | o->max_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; | |
448 | ||
a00735e6 | 449 | |
2dc1bbeb | 450 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
6eaf09d6 | 451 | o->rw_min_bs = min(o->min_bs[DDIR_TRIM], o->rw_min_bs); |
a00735e6 | 452 | |
2b7a01d0 JA |
453 | /* |
454 | * For random IO, allow blockalign offset other than min_bs. | |
455 | */ | |
456 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
457 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
458 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
459 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
6eaf09d6 SL |
460 | if (!o->ba[DDIR_TRIM] || !td_random(td)) |
461 | o->ba[DDIR_TRIM] = o->min_bs[DDIR_TRIM]; | |
2b7a01d0 JA |
462 | |
463 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
6eaf09d6 SL |
464 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE] || |
465 | o->ba[DDIR_TRIM] != o->min_bs[DDIR_TRIM]) && | |
9bbf57cc | 466 | !o->norandommap) { |
2b7a01d0 | 467 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 468 | o->norandommap = 1; |
a9523c6f | 469 | ret = warnings_fatal; |
2b7a01d0 JA |
470 | } |
471 | ||
2dc1bbeb JA |
472 | if (!o->file_size_high) |
473 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 474 | |
8347239a JA |
475 | if (o->norandommap && o->verify != VERIFY_NONE |
476 | && !fixed_block_size(o)) { | |
477 | log_err("fio: norandommap given for variable block sizes, " | |
478 | "verify disabled\n"); | |
2dc1bbeb | 479 | o->verify = VERIFY_NONE; |
a9523c6f | 480 | ret = warnings_fatal; |
bb8895e0 | 481 | } |
2dc1bbeb | 482 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 483 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 484 | |
48097d5c JA |
485 | /* |
486 | * thinktime_spin must be less than thinktime | |
487 | */ | |
2dc1bbeb JA |
488 | if (o->thinktime_spin > o->thinktime) |
489 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
490 | |
491 | /* | |
492 | * The low water mark cannot be bigger than the iodepth | |
493 | */ | |
2dc1bbeb | 494 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) { |
9467b77c JA |
495 | /* |
496 | * syslet work around - if the workload is sequential, | |
497 | * we want to let the queue drain all the way down to | |
498 | * avoid seeking between async threads | |
499 | */ | |
500 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) | |
2dc1bbeb | 501 | o->iodepth_low = 1; |
9467b77c | 502 | else |
2dc1bbeb | 503 | o->iodepth_low = o->iodepth; |
9467b77c | 504 | } |
cb5ab512 JA |
505 | |
506 | /* | |
507 | * If batch number isn't set, default to the same as iodepth | |
508 | */ | |
2dc1bbeb JA |
509 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
510 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 511 | |
2dc1bbeb JA |
512 | if (o->nr_files > td->files_index) |
513 | o->nr_files = td->files_index; | |
9f9214f2 | 514 | |
2dc1bbeb JA |
515 | if (o->open_files > o->nr_files || !o->open_files) |
516 | o->open_files = o->nr_files; | |
4e991c23 | 517 | |
6eaf09d6 SL |
518 | if (((o->rate[DDIR_READ] + o->rate[DDIR_WRITE] + o->rate[DDIR_TRIM]) && |
519 | (o->rate_iops[DDIR_READ] + o->rate_iops[DDIR_WRITE] + o->rate_iops[DDIR_TRIM])) || | |
520 | ((o->ratemin[DDIR_READ] + o->ratemin[DDIR_WRITE] + o->ratemin[DDIR_TRIM]) && | |
521 | (o->rate_iops_min[DDIR_READ] + o->rate_iops_min[DDIR_WRITE] + o->rate_iops_min[DDIR_TRIM]))) { | |
4e991c23 | 522 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 523 | ret = 1; |
4e991c23 | 524 | } |
6eaf09d6 SL |
525 | if ((o->rate[DDIR_READ] < o->ratemin[DDIR_READ]) || |
526 | (o->rate[DDIR_WRITE] < o->ratemin[DDIR_WRITE]) || | |
527 | (o->rate[DDIR_TRIM] < o->ratemin[DDIR_TRIM]) || | |
528 | (o->rate_iops[DDIR_READ] < o->rate_iops_min[DDIR_READ]) || | |
529 | (o->rate_iops[DDIR_WRITE] < o->rate_iops_min[DDIR_WRITE]) || | |
530 | (o->rate_iops[DDIR_TRIM] < o->rate_iops_min[DDIR_TRIM])) { | |
4e991c23 | 531 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 532 | ret = 1; |
4e991c23 JA |
533 | } |
534 | ||
cf4464ca JA |
535 | if (!o->timeout && o->time_based) { |
536 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
537 | o->time_based = 0; | |
a9523c6f | 538 | ret = warnings_fatal; |
cf4464ca JA |
539 | } |
540 | ||
aa31f1f1 | 541 | if (o->fill_device && !o->size) |
5921e80c | 542 | o->size = -1ULL; |
5ec10eaa | 543 | |
9bbf57cc | 544 | if (o->verify != VERIFY_NONE) { |
996936f9 | 545 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
546 | log_info("Multiple writers may overwrite blocks that " |
547 | "belong to other jobs. This can cause " | |
548 | "verification failures.\n"); | |
549 | ret = warnings_fatal; | |
550 | } | |
551 | ||
9bbf57cc | 552 | o->refill_buffers = 1; |
2f1b8e8b JA |
553 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
554 | !o->verify_interval) | |
555 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 556 | } |
41ccd845 | 557 | |
9bbf57cc JA |
558 | if (o->pre_read) { |
559 | o->invalidate_cache = 0; | |
a9523c6f | 560 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
561 | log_info("fio: cannot pre-read files with an IO engine" |
562 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
563 | ret = warnings_fatal; |
564 | } | |
9c0d2241 | 565 | } |
34f1c044 | 566 | |
e72fa4d4 | 567 | #ifndef FIO_HAVE_FDATASYNC |
9bbf57cc | 568 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
569 | log_info("fio: this platform does not support fdatasync()" |
570 | " falling back to using fsync(). Use the 'fsync'" | |
571 | " option instead of 'fdatasync' to get rid of" | |
572 | " this warning\n"); | |
9bbf57cc JA |
573 | o->fsync_blocks = o->fdatasync_blocks; |
574 | o->fdatasync_blocks = 0; | |
a9523c6f | 575 | ret = warnings_fatal; |
e72fa4d4 JA |
576 | } |
577 | #endif | |
578 | ||
93bcfd20 BC |
579 | #ifdef WIN32 |
580 | /* | |
581 | * Windows doesn't support O_DIRECT or O_SYNC with the _open interface, | |
582 | * so fail if we're passed those flags | |
583 | */ | |
584 | if ((td->io_ops->flags & FIO_SYNCIO) && (td->o.odirect || td->o.sync_io)) { | |
585 | log_err("fio: Windows does not support direct or non-buffered io with" | |
586 | " the synchronous ioengines. Use the 'windowsaio' ioengine" | |
587 | " with 'direct=1' and 'iodepth=1' instead.\n"); | |
588 | ret = 1; | |
589 | } | |
590 | #endif | |
591 | ||
811ac503 JA |
592 | /* |
593 | * For fully compressible data, just zero them at init time. | |
594 | * It's faster than repeatedly filling it. | |
595 | */ | |
596 | if (td->o.compress_percentage == 100) { | |
597 | td->o.zero_buffers = 1; | |
598 | td->o.compress_percentage = 0; | |
599 | } | |
600 | ||
5881fda4 JA |
601 | /* |
602 | * Using a non-uniform random distribution excludes usage of | |
603 | * a random map | |
604 | */ | |
605 | if (td->o.random_distribution != FIO_RAND_DIST_RANDOM) | |
606 | td->o.norandommap = 1; | |
607 | ||
a9523c6f | 608 | return ret; |
e1f36503 JA |
609 | } |
610 | ||
f8977ee6 JA |
611 | /* |
612 | * This function leaks the buffer | |
613 | */ | |
614 | static char *to_kmg(unsigned int val) | |
615 | { | |
616 | char *buf = malloc(32); | |
f3502ba2 | 617 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
618 | char *p = post; |
619 | ||
245142ff | 620 | do { |
f8977ee6 JA |
621 | if (val & 1023) |
622 | break; | |
623 | ||
624 | val >>= 10; | |
625 | p++; | |
245142ff | 626 | } while (*p); |
f8977ee6 JA |
627 | |
628 | snprintf(buf, 31, "%u%c", val, *p); | |
629 | return buf; | |
630 | } | |
631 | ||
09629a90 JA |
632 | /* External engines are specified by "external:name.o") */ |
633 | static const char *get_engine_name(const char *str) | |
634 | { | |
635 | char *p = strstr(str, ":"); | |
636 | ||
637 | if (!p) | |
638 | return str; | |
639 | ||
640 | p++; | |
641 | strip_blank_front(&p); | |
642 | strip_blank_end(p); | |
643 | return p; | |
644 | } | |
645 | ||
e132cbae JA |
646 | static int exists_and_not_file(const char *filename) |
647 | { | |
648 | struct stat sb; | |
649 | ||
650 | if (lstat(filename, &sb) == -1) | |
651 | return 0; | |
652 | ||
ecc314ba BC |
653 | /* \\.\ is the device namespace in Windows, where every file |
654 | * is a device node */ | |
655 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
656 | return 0; |
657 | ||
658 | return 1; | |
659 | } | |
660 | ||
4c07ad86 | 661 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 JA |
662 | { |
663 | os_random_seed(td->rand_seeds[0], &td->bsrange_state); | |
664 | os_random_seed(td->rand_seeds[1], &td->verify_state); | |
665 | os_random_seed(td->rand_seeds[2], &td->rwmix_state); | |
666 | ||
667 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
668 | os_random_seed(td->rand_seeds[3], &td->next_file_state); | |
669 | ||
670 | os_random_seed(td->rand_seeds[5], &td->file_size_state); | |
0d29de83 | 671 | os_random_seed(td->rand_seeds[6], &td->trim_state); |
5bfc35d7 JA |
672 | |
673 | if (!td_random(td)) | |
674 | return; | |
675 | ||
676 | if (td->o.rand_repeatable) | |
677 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
678 | ||
679 | os_random_seed(td->rand_seeds[4], &td->random_state); | |
4c07ad86 JA |
680 | } |
681 | ||
682 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
683 | { | |
684 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); | |
685 | init_rand_seed(&td->__verify_state, td->rand_seeds[1]); | |
686 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); | |
687 | ||
688 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
689 | init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); | |
690 | ||
691 | init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); | |
692 | init_rand_seed(&td->__trim_state, td->rand_seeds[6]); | |
693 | ||
694 | if (!td_random(td)) | |
695 | return; | |
696 | ||
697 | if (td->o.rand_repeatable) | |
698 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
699 | ||
2615cc4b | 700 | init_rand_seed(&td->__random_state, td->rand_seeds[4]); |
5bfc35d7 JA |
701 | } |
702 | ||
4c07ad86 JA |
703 | void td_fill_rand_seeds(struct thread_data *td) |
704 | { | |
705 | if (td->o.use_os_rand) | |
706 | td_fill_rand_seeds_os(td); | |
707 | else | |
708 | td_fill_rand_seeds_internal(td); | |
3545a109 JA |
709 | |
710 | init_rand_seed(&td->buf_state, td->rand_seeds[7]); | |
4c07ad86 JA |
711 | } |
712 | ||
9c60ce64 | 713 | |
de890a1e SL |
714 | /* |
715 | * Initializes the ioengine configured for a job, if it has not been done so | |
716 | * already. | |
717 | */ | |
718 | int ioengine_load(struct thread_data *td) | |
719 | { | |
720 | const char *engine; | |
721 | ||
722 | /* | |
723 | * Engine has already been loaded. | |
724 | */ | |
725 | if (td->io_ops) | |
726 | return 0; | |
727 | ||
728 | engine = get_engine_name(td->o.ioengine); | |
729 | td->io_ops = load_ioengine(td, engine); | |
730 | if (!td->io_ops) { | |
731 | log_err("fio: failed to load engine %s\n", engine); | |
732 | return 1; | |
733 | } | |
734 | ||
735 | if (td->io_ops->option_struct_size && td->io_ops->options) { | |
736 | /* | |
737 | * In cases where td->eo is set, clone it for a child thread. | |
738 | * This requires that the parent thread has the same ioengine, | |
739 | * but that requirement must be enforced by the code which | |
740 | * cloned the thread. | |
741 | */ | |
742 | void *origeo = td->eo; | |
743 | /* | |
744 | * Otherwise use the default thread options. | |
745 | */ | |
746 | if (!origeo && td != &def_thread && def_thread.eo && | |
747 | def_thread.io_ops->options == td->io_ops->options) | |
748 | origeo = def_thread.eo; | |
749 | ||
750 | options_init(td->io_ops->options); | |
751 | td->eo = malloc(td->io_ops->option_struct_size); | |
752 | /* | |
753 | * Use the default thread as an option template if this uses the | |
754 | * same options structure and there are non-default options | |
755 | * used. | |
756 | */ | |
757 | if (origeo) { | |
758 | memcpy(td->eo, origeo, td->io_ops->option_struct_size); | |
759 | options_mem_dupe(td->eo, td->io_ops->options); | |
760 | } else { | |
761 | memset(td->eo, 0, td->io_ops->option_struct_size); | |
762 | fill_default_options(td->eo, td->io_ops->options); | |
763 | } | |
764 | *(struct thread_data **)td->eo = td; | |
765 | } | |
766 | ||
767 | return 0; | |
768 | } | |
769 | ||
906c8d75 JA |
770 | /* |
771 | * Adds a job to the list of things todo. Sanitizes the various options | |
772 | * to make sure we don't have conflicts, and initializes various | |
773 | * members of td. | |
774 | */ | |
75154845 | 775 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 776 | { |
413dd459 | 777 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
6eaf09d6 SL |
778 | "randread", "randwrite", "randrw", |
779 | "trim", NULL, NULL, NULL, "randtrim" }; | |
af52b345 | 780 | unsigned int i; |
af52b345 | 781 | char fname[PATH_MAX]; |
e132cbae | 782 | int numjobs, file_alloced; |
ebac4655 | 783 | |
ebac4655 JA |
784 | /* |
785 | * the def_thread is just for options, it's not a real job | |
786 | */ | |
787 | if (td == &def_thread) | |
788 | return 0; | |
789 | ||
cca73aa7 JA |
790 | /* |
791 | * if we are just dumping the output command line, don't add the job | |
792 | */ | |
793 | if (dump_cmdline) { | |
794 | put_job(td); | |
795 | return 0; | |
796 | } | |
797 | ||
58c55ba0 | 798 | if (profile_td_init(td)) |
66251554 | 799 | goto err; |
58c55ba0 | 800 | |
de890a1e | 801 | if (ioengine_load(td)) |
205927a3 | 802 | goto err; |
df64119d | 803 | |
2dc1bbeb | 804 | if (td->o.use_thread) |
9cedf167 JA |
805 | nr_thread++; |
806 | else | |
807 | nr_process++; | |
808 | ||
2dc1bbeb | 809 | if (td->o.odirect) |
690adba3 JA |
810 | td->io_ops->flags |= FIO_RAWIO; |
811 | ||
e132cbae | 812 | file_alloced = 0; |
691c8fb0 | 813 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 814 | file_alloced = 1; |
80be24f4 | 815 | |
2dc1bbeb | 816 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 817 | add_file(td, jobname); |
7b05a215 | 818 | else { |
2dc1bbeb | 819 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
820 | sprintf(fname, "%s.%d.%d", jobname, |
821 | td->thread_number, i); | |
7b05a215 JA |
822 | add_file(td, fname); |
823 | } | |
af52b345 | 824 | } |
0af7b542 | 825 | } |
ebac4655 | 826 | |
4e991c23 JA |
827 | if (fixup_options(td)) |
828 | goto err; | |
e0a22335 | 829 | |
9e684a49 DE |
830 | flow_init_job(td); |
831 | ||
de890a1e SL |
832 | /* |
833 | * IO engines only need this for option callbacks, and the address may | |
834 | * change in subprocesses. | |
835 | */ | |
836 | if (td->eo) | |
837 | *(struct thread_data **)td->eo = NULL; | |
838 | ||
07eb79df JA |
839 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
840 | struct fio_file *f; | |
841 | ||
842 | for_each_file(td, f, i) | |
843 | f->real_file_size = -1ULL; | |
844 | } | |
845 | ||
521da527 | 846 | td->mutex = fio_mutex_init(FIO_MUTEX_LOCKED); |
ebac4655 | 847 | |
83349190 YH |
848 | td->ts.clat_percentiles = td->o.clat_percentiles; |
849 | if (td->o.overwrite_plist) | |
802ad4a8 | 850 | memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 851 | else |
802ad4a8 | 852 | memcpy(td->ts.percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 853 | |
6eaf09d6 SL |
854 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
855 | td->ts.clat_stat[i].min_val = ULONG_MAX; | |
856 | td->ts.slat_stat[i].min_val = ULONG_MAX; | |
857 | td->ts.lat_stat[i].min_val = ULONG_MAX; | |
858 | td->ts.bw_stat[i].min_val = ULONG_MAX; | |
859 | } | |
cdd5411e | 860 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 861 | |
755c3189 | 862 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 863 | prev_group_jobs = 0; |
ebac4655 | 864 | groupid++; |
3c5df6fa | 865 | } |
ebac4655 JA |
866 | |
867 | td->groupid = groupid; | |
3c5df6fa | 868 | prev_group_jobs++; |
ebac4655 | 869 | |
93bcfd20 BC |
870 | if (init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds))) { |
871 | td_verror(td, errno, "init_random_state"); | |
9c60ce64 | 872 | goto err; |
93bcfd20 | 873 | } |
9c60ce64 | 874 | |
ebac4655 JA |
875 | if (setup_rate(td)) |
876 | goto err; | |
877 | ||
2dc1bbeb | 878 | if (td->o.write_lat_log) { |
b8bc8cba JA |
879 | setup_log(&td->lat_log, td->o.log_avg_msec); |
880 | setup_log(&td->slat_log, td->o.log_avg_msec); | |
881 | setup_log(&td->clat_log, td->o.log_avg_msec); | |
ebac4655 | 882 | } |
2dc1bbeb | 883 | if (td->o.write_bw_log) |
b8bc8cba | 884 | setup_log(&td->bw_log, td->o.log_avg_msec); |
c8eeb9df | 885 | if (td->o.write_iops_log) |
b8bc8cba | 886 | setup_log(&td->iops_log, td->o.log_avg_msec); |
ebac4655 | 887 | |
2dc1bbeb JA |
888 | if (!td->o.name) |
889 | td->o.name = strdup(jobname); | |
01452055 | 890 | |
f3afa57e | 891 | if (output_format == FIO_OUTPUT_NORMAL) { |
b990b5c0 | 892 | if (!job_add_num) { |
5ec10eaa JA |
893 | if (!strcmp(td->io_ops->name, "cpuio")) { |
894 | log_info("%s: ioengine=cpu, cpuload=%u," | |
895 | " cpucycle=%u\n", td->o.name, | |
896 | td->o.cpuload, | |
897 | td->o.cpucycle); | |
898 | } else { | |
6eaf09d6 | 899 | char *c1, *c2, *c3, *c4, *c5, *c6; |
f8977ee6 | 900 | |
2dc1bbeb JA |
901 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
902 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
903 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
904 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
6eaf09d6 SL |
905 | c5 = to_kmg(td->o.min_bs[DDIR_TRIM]); |
906 | c6 = to_kmg(td->o.max_bs[DDIR_TRIM]); | |
f8977ee6 | 907 | |
6eaf09d6 | 908 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s/%s-%s," |
5ec10eaa JA |
909 | " ioengine=%s, iodepth=%u\n", |
910 | td->o.name, td->groupid, | |
911 | ddir_str[td->o.td_ddir], | |
6eaf09d6 | 912 | c1, c2, c3, c4, c5, c6, |
5ec10eaa JA |
913 | td->io_ops->name, |
914 | td->o.iodepth); | |
f8977ee6 JA |
915 | |
916 | free(c1); | |
917 | free(c2); | |
918 | free(c3); | |
919 | free(c4); | |
6eaf09d6 SL |
920 | free(c5); |
921 | free(c6); | |
f8977ee6 | 922 | } |
b990b5c0 | 923 | } else if (job_add_num == 1) |
6d86144d | 924 | log_info("...\n"); |
c6ae0a5b | 925 | } |
ebac4655 JA |
926 | |
927 | /* | |
928 | * recurse add identical jobs, clear numjobs and stonewall options | |
929 | * as they don't apply to sub-jobs | |
930 | */ | |
2dc1bbeb | 931 | numjobs = td->o.numjobs; |
ebac4655 | 932 | while (--numjobs) { |
de890a1e | 933 | struct thread_data *td_new = get_new_job(0, td, 1); |
ebac4655 JA |
934 | |
935 | if (!td_new) | |
936 | goto err; | |
937 | ||
2dc1bbeb JA |
938 | td_new->o.numjobs = 1; |
939 | td_new->o.stonewall = 0; | |
92c1d41f | 940 | td_new->o.new_group = 0; |
e132cbae JA |
941 | |
942 | if (file_alloced) { | |
2dc1bbeb | 943 | td_new->o.filename = NULL; |
e132cbae | 944 | td_new->files_index = 0; |
4e6ea2f1 | 945 | td_new->files_size = 0; |
e132cbae JA |
946 | td_new->files = NULL; |
947 | } | |
948 | ||
75154845 | 949 | job_add_num = numjobs - 1; |
ebac4655 | 950 | |
75154845 | 951 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
952 | goto err; |
953 | } | |
3c5df6fa | 954 | |
ebac4655 JA |
955 | return 0; |
956 | err: | |
957 | put_job(td); | |
958 | return -1; | |
959 | } | |
960 | ||
79d16311 JA |
961 | /* |
962 | * Parse as if 'o' was a command line | |
963 | */ | |
964 | void add_job_opts(const char **o) | |
965 | { | |
966 | struct thread_data *td, *td_parent; | |
967 | int i, in_global = 1; | |
968 | char jobname[32]; | |
969 | ||
970 | i = 0; | |
971 | td_parent = td = NULL; | |
972 | while (o[i]) { | |
973 | if (!strncmp(o[i], "name", 4)) { | |
974 | in_global = 0; | |
975 | if (td) | |
976 | add_job(td, jobname, 0); | |
977 | td = NULL; | |
978 | sprintf(jobname, "%s", o[i] + 5); | |
979 | } | |
980 | if (in_global && !td_parent) | |
de890a1e | 981 | td_parent = get_new_job(1, &def_thread, 0); |
79d16311 JA |
982 | else if (!in_global && !td) { |
983 | if (!td_parent) | |
984 | td_parent = &def_thread; | |
de890a1e | 985 | td = get_new_job(0, td_parent, 0); |
79d16311 JA |
986 | } |
987 | if (in_global) | |
988 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
989 | else | |
990 | fio_options_parse(td, (char **) &o[i], 1); | |
991 | i++; | |
992 | } | |
993 | ||
994 | if (td) | |
995 | add_job(td, jobname, 0); | |
996 | } | |
997 | ||
01f06b63 JA |
998 | static int skip_this_section(const char *name) |
999 | { | |
ad0a2735 JA |
1000 | int i; |
1001 | ||
1002 | if (!nr_job_sections) | |
01f06b63 JA |
1003 | return 0; |
1004 | if (!strncmp(name, "global", 6)) | |
1005 | return 0; | |
1006 | ||
ad0a2735 JA |
1007 | for (i = 0; i < nr_job_sections; i++) |
1008 | if (!strcmp(job_sections[i], name)) | |
1009 | return 0; | |
1010 | ||
1011 | return 1; | |
01f06b63 JA |
1012 | } |
1013 | ||
ebac4655 JA |
1014 | static int is_empty_or_comment(char *line) |
1015 | { | |
1016 | unsigned int i; | |
1017 | ||
1018 | for (i = 0; i < strlen(line); i++) { | |
1019 | if (line[i] == ';') | |
1020 | return 1; | |
5cc2da30 IM |
1021 | if (line[i] == '#') |
1022 | return 1; | |
76cd9378 | 1023 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
ebac4655 JA |
1024 | return 0; |
1025 | } | |
1026 | ||
1027 | return 1; | |
1028 | } | |
1029 | ||
07261983 JA |
1030 | /* |
1031 | * This is our [ini] type file parser. | |
1032 | */ | |
50d16976 | 1033 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
ebac4655 | 1034 | { |
e1f36503 | 1035 | unsigned int global; |
ebac4655 | 1036 | struct thread_data *td; |
fee3bb48 | 1037 | char *string, *name; |
ebac4655 JA |
1038 | FILE *f; |
1039 | char *p; | |
0c7e37a0 | 1040 | int ret = 0, stonewall; |
097b2991 | 1041 | int first_sect = 1; |
ccf8f127 | 1042 | int skip_fgets = 0; |
01f06b63 | 1043 | int inside_skip = 0; |
3b8b7135 JA |
1044 | char **opts; |
1045 | int i, alloc_opts, num_opts; | |
ebac4655 | 1046 | |
50d16976 JA |
1047 | if (is_buf) |
1048 | f = NULL; | |
1049 | else { | |
1050 | if (!strcmp(file, "-")) | |
1051 | f = stdin; | |
1052 | else | |
1053 | f = fopen(file, "r"); | |
5a729cbe | 1054 | |
50d16976 JA |
1055 | if (!f) { |
1056 | perror("fopen job file"); | |
1057 | return 1; | |
1058 | } | |
ebac4655 JA |
1059 | } |
1060 | ||
1061 | string = malloc(4096); | |
7f7e6e59 JA |
1062 | |
1063 | /* | |
1064 | * it's really 256 + small bit, 280 should suffice | |
1065 | */ | |
1066 | name = malloc(280); | |
1067 | memset(name, 0, 280); | |
ebac4655 | 1068 | |
3b8b7135 JA |
1069 | alloc_opts = 8; |
1070 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 1071 | num_opts = 0; |
3b8b7135 | 1072 | |
0c7e37a0 | 1073 | stonewall = stonewall_flag; |
7c124ac1 | 1074 | do { |
ccf8f127 JA |
1075 | /* |
1076 | * if skip_fgets is set, we already have loaded a line we | |
1077 | * haven't handled. | |
1078 | */ | |
1079 | if (!skip_fgets) { | |
50d16976 JA |
1080 | if (is_buf) |
1081 | p = strsep(&file, "\n"); | |
1082 | else | |
43f74792 | 1083 | p = fgets(string, 4096, f); |
ccf8f127 JA |
1084 | if (!p) |
1085 | break; | |
1086 | } | |
cdc7f193 | 1087 | |
ccf8f127 | 1088 | skip_fgets = 0; |
cdc7f193 | 1089 | strip_blank_front(&p); |
6c7c7da1 | 1090 | strip_blank_end(p); |
cdc7f193 | 1091 | |
ebac4655 JA |
1092 | if (is_empty_or_comment(p)) |
1093 | continue; | |
84dd1886 | 1094 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
1095 | if (inside_skip) |
1096 | continue; | |
5ec10eaa JA |
1097 | log_err("fio: option <%s> outside of [] job section\n", |
1098 | p); | |
088b4207 | 1099 | break; |
6c7c7da1 | 1100 | } |
ebac4655 | 1101 | |
7a4b80a1 JA |
1102 | name[strlen(name) - 1] = '\0'; |
1103 | ||
01f06b63 JA |
1104 | if (skip_this_section(name)) { |
1105 | inside_skip = 1; | |
1106 | continue; | |
1107 | } else | |
1108 | inside_skip = 0; | |
1109 | ||
ebac4655 JA |
1110 | global = !strncmp(name, "global", 6); |
1111 | ||
cca73aa7 | 1112 | if (dump_cmdline) { |
097b2991 JA |
1113 | if (first_sect) |
1114 | log_info("fio "); | |
cca73aa7 JA |
1115 | if (!global) |
1116 | log_info("--name=%s ", name); | |
097b2991 | 1117 | first_sect = 0; |
cca73aa7 JA |
1118 | } |
1119 | ||
de890a1e | 1120 | td = get_new_job(global, &def_thread, 0); |
45410acb JA |
1121 | if (!td) { |
1122 | ret = 1; | |
1123 | break; | |
1124 | } | |
ebac4655 | 1125 | |
972cfd25 JA |
1126 | /* |
1127 | * Seperate multiple job files by a stonewall | |
1128 | */ | |
f9481919 | 1129 | if (!global && stonewall) { |
2dc1bbeb | 1130 | td->o.stonewall = stonewall; |
972cfd25 JA |
1131 | stonewall = 0; |
1132 | } | |
1133 | ||
3b8b7135 JA |
1134 | num_opts = 0; |
1135 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
1136 | ||
50d16976 JA |
1137 | while (1) { |
1138 | if (is_buf) | |
1139 | p = strsep(&file, "\n"); | |
1140 | else | |
1141 | p = fgets(string, 4096, f); | |
1142 | if (!p) | |
1143 | break; | |
1144 | ||
ebac4655 JA |
1145 | if (is_empty_or_comment(p)) |
1146 | continue; | |
e1f36503 | 1147 | |
b6754f9d | 1148 | strip_blank_front(&p); |
7c124ac1 | 1149 | |
ccf8f127 JA |
1150 | /* |
1151 | * new section, break out and make sure we don't | |
1152 | * fgets() a new line at the top. | |
1153 | */ | |
1154 | if (p[0] == '[') { | |
1155 | skip_fgets = 1; | |
7c124ac1 | 1156 | break; |
ccf8f127 | 1157 | } |
7c124ac1 | 1158 | |
4ae3f763 | 1159 | strip_blank_end(p); |
aea47d44 | 1160 | |
3b8b7135 JA |
1161 | if (num_opts == alloc_opts) { |
1162 | alloc_opts <<= 1; | |
1163 | opts = realloc(opts, | |
1164 | alloc_opts * sizeof(char *)); | |
1165 | } | |
1166 | ||
1167 | opts[num_opts] = strdup(p); | |
1168 | num_opts++; | |
ebac4655 | 1169 | } |
ebac4655 | 1170 | |
3b8b7135 JA |
1171 | ret = fio_options_parse(td, opts, num_opts); |
1172 | if (!ret) { | |
1173 | if (dump_cmdline) | |
1174 | for (i = 0; i < num_opts; i++) | |
1175 | log_info("--%s ", opts[i]); | |
1176 | ||
45410acb | 1177 | ret = add_job(td, name, 0); |
3b8b7135 | 1178 | } else { |
b1508cf9 JA |
1179 | log_err("fio: job %s dropped\n", name); |
1180 | put_job(td); | |
45410acb | 1181 | } |
3b8b7135 JA |
1182 | |
1183 | for (i = 0; i < num_opts; i++) | |
1184 | free(opts[i]); | |
1185 | num_opts = 0; | |
7c124ac1 | 1186 | } while (!ret); |
ebac4655 | 1187 | |
cca73aa7 JA |
1188 | if (dump_cmdline) |
1189 | log_info("\n"); | |
1190 | ||
7e356b2d JA |
1191 | i = 0; |
1192 | while (i < nr_job_sections) { | |
1193 | free(job_sections[i]); | |
1194 | i++; | |
1195 | } | |
1196 | ||
3b8b7135 JA |
1197 | for (i = 0; i < num_opts; i++) |
1198 | free(opts[i]); | |
1199 | ||
ebac4655 JA |
1200 | free(string); |
1201 | free(name); | |
2577594d | 1202 | free(opts); |
50d16976 | 1203 | if (!is_buf && f != stdin) |
5a729cbe | 1204 | fclose(f); |
45410acb | 1205 | return ret; |
ebac4655 JA |
1206 | } |
1207 | ||
1208 | static int fill_def_thread(void) | |
1209 | { | |
1210 | memset(&def_thread, 0, sizeof(def_thread)); | |
1211 | ||
375b2695 | 1212 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1213 | def_thread.o.timeout = def_timeout; |
8b28bd41 | 1214 | def_thread.o.error_dump = 1; |
ebac4655 | 1215 | /* |
ee738499 | 1216 | * fill default options |
ebac4655 | 1217 | */ |
214e1eca | 1218 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1219 | return 0; |
1220 | } | |
1221 | ||
45378b35 | 1222 | static void usage(const char *name) |
4785f995 | 1223 | { |
692a5d22 | 1224 | printf("%s\n", fio_version_string); |
45378b35 | 1225 | printf("%s [options] [job options] <job file(s)>\n", name); |
83881283 JA |
1226 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n" |
1227 | "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" | |
1228 | "\t\t\tdiskutil,job,mutex,profile,time,net\n"); | |
1229 | printf(" --output\t\tWrite output to file\n"); | |
b2cecdc2 | 1230 | printf(" --runtime\t\tRuntime in seconds\n"); |
83881283 JA |
1231 | printf(" --latency-log\t\tGenerate per-job latency logs\n"); |
1232 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1233 | printf(" --minimal\t\tMinimal (terse) output\n"); | |
f3afa57e | 1234 | printf(" --output-format=x\tOutput format (terse,json,normal)\n"); |
75db6e2c | 1235 | printf(" --terse-version=x\tSet terse version output format to 'x'\n"); |
f3afa57e | 1236 | printf(" --version\t\tPrint version info and exit\n"); |
83881283 JA |
1237 | printf(" --help\t\tPrint this page\n"); |
1238 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" | |
5ec10eaa | 1239 | " them\n"); |
de890a1e SL |
1240 | printf(" --enghelp=engine\tPrint ioengine help, or list" |
1241 | " available ioengines\n"); | |
1242 | printf(" --enghelp=engine,cmd\tPrint help for an ioengine" | |
1243 | " cmd\n"); | |
83881283 JA |
1244 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
1245 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); | |
1246 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); | |
1247 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" | |
5ec10eaa | 1248 | " writes\n"); |
83881283 JA |
1249 | printf(" --section=name\tOnly run specified section in job file\n"); |
1250 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" | |
2b386d25 | 1251 | " (def 1024)\n"); |
83881283 JA |
1252 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
1253 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); | |
1254 | printf(" --server=args\t\tStart a backend fio server\n"); | |
1255 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); | |
1256 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); | |
aa58d252 | 1257 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
83881283 | 1258 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
4785f995 JA |
1259 | } |
1260 | ||
79e48f72 | 1261 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1262 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1263 | { .name = "process", .shift = FD_PROCESS, }, |
1264 | { .name = "file", .shift = FD_FILE, }, | |
1265 | { .name = "io", .shift = FD_IO, }, | |
1266 | { .name = "mem", .shift = FD_MEM, }, | |
1267 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1268 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1269 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1270 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1271 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1272 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1273 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1274 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1275 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1276 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1277 | { .name = NULL, }, |
ee56ad50 JA |
1278 | }; |
1279 | ||
c09823ab | 1280 | static int set_debug(const char *string) |
ee56ad50 JA |
1281 | { |
1282 | struct debug_level *dl; | |
1283 | char *p = (char *) string; | |
1284 | char *opt; | |
1285 | int i; | |
1286 | ||
1287 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1288 | log_info("fio: dumping debug options:"); |
1289 | for (i = 0; debug_levels[i].name; i++) { | |
1290 | dl = &debug_levels[i]; | |
1291 | log_info("%s,", dl->name); | |
1292 | } | |
bd6f78b2 | 1293 | log_info("all\n"); |
c09823ab | 1294 | return 1; |
ee56ad50 JA |
1295 | } |
1296 | ||
1297 | while ((opt = strsep(&p, ",")) != NULL) { | |
1298 | int found = 0; | |
1299 | ||
5e1d306e JA |
1300 | if (!strncmp(opt, "all", 3)) { |
1301 | log_info("fio: set all debug options\n"); | |
1302 | fio_debug = ~0UL; | |
1303 | continue; | |
1304 | } | |
1305 | ||
ee56ad50 JA |
1306 | for (i = 0; debug_levels[i].name; i++) { |
1307 | dl = &debug_levels[i]; | |
5e1d306e JA |
1308 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1309 | if (!found) | |
1310 | continue; | |
1311 | ||
1312 | if (dl->shift == FD_JOB) { | |
1313 | opt = strchr(opt, ':'); | |
1314 | if (!opt) { | |
1315 | log_err("fio: missing job number\n"); | |
1316 | break; | |
1317 | } | |
1318 | opt++; | |
1319 | fio_debug_jobno = atoi(opt); | |
1320 | log_info("fio: set debug jobno %d\n", | |
1321 | fio_debug_jobno); | |
1322 | } else { | |
ee56ad50 | 1323 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1324 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1325 | } |
5e1d306e | 1326 | break; |
ee56ad50 JA |
1327 | } |
1328 | ||
1329 | if (!found) | |
1330 | log_err("fio: debug mask %s not found\n", opt); | |
1331 | } | |
c09823ab | 1332 | return 0; |
ee56ad50 | 1333 | } |
79e48f72 | 1334 | #else |
69b98d4c | 1335 | static int set_debug(const char *string) |
79e48f72 JA |
1336 | { |
1337 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1338 | return 1; |
79e48f72 JA |
1339 | } |
1340 | #endif | |
9ac8a797 | 1341 | |
4c6107ff JA |
1342 | static void fio_options_fill_optstring(void) |
1343 | { | |
1344 | char *ostr = cmd_optstr; | |
1345 | int i, c; | |
1346 | ||
1347 | c = i = 0; | |
1348 | while (l_opts[i].name) { | |
1349 | ostr[c++] = l_opts[i].val; | |
1350 | if (l_opts[i].has_arg == required_argument) | |
1351 | ostr[c++] = ':'; | |
1352 | else if (l_opts[i].has_arg == optional_argument) { | |
1353 | ostr[c++] = ':'; | |
1354 | ostr[c++] = ':'; | |
1355 | } | |
1356 | i++; | |
1357 | } | |
1358 | ostr[c] = '\0'; | |
1359 | } | |
1360 | ||
c2c94585 JA |
1361 | static int client_flag_set(char c) |
1362 | { | |
1363 | int i; | |
1364 | ||
1365 | i = 0; | |
1366 | while (l_opts[i].name) { | |
1367 | int val = l_opts[i].val; | |
1368 | ||
1369 | if (c == (val & 0xff)) | |
1370 | return (val & FIO_CLIENT_FLAG); | |
1371 | ||
1372 | i++; | |
1373 | } | |
1374 | ||
1375 | return 0; | |
1376 | } | |
1377 | ||
fa2ea806 | 1378 | void parse_cmd_client(void *client, char *opt) |
7a4b8240 | 1379 | { |
fa2ea806 | 1380 | fio_client_add_cmd_option(client, opt); |
7a4b8240 JA |
1381 | } |
1382 | ||
81179eec | 1383 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1384 | { |
b4692828 | 1385 | struct thread_data *td = NULL; |
c09823ab | 1386 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1387 | char *ostr = cmd_optstr; |
402668f3 | 1388 | void *pid_file = NULL; |
9bae26e8 | 1389 | void *cur_client = NULL; |
81179eec | 1390 | int backend = 0; |
ebac4655 | 1391 | |
c2c94585 JA |
1392 | /* |
1393 | * Reset optind handling, since we may call this multiple times | |
1394 | * for the backend. | |
1395 | */ | |
1396 | optind = 1; | |
7a4b8240 | 1397 | |
c2c94585 | 1398 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
085399db JA |
1399 | did_arg = 1; |
1400 | ||
c2c94585 | 1401 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
fa2ea806 | 1402 | parse_cmd_client(cur_client, argv[optind - 1]); |
7a4b8240 JA |
1403 | c &= ~FIO_CLIENT_FLAG; |
1404 | } | |
1405 | ||
ebac4655 | 1406 | switch (c) { |
2b386d25 JA |
1407 | case 'a': |
1408 | smalloc_pool_size = atoi(optarg); | |
1409 | break; | |
b4692828 | 1410 | case 't': |
8c029376 | 1411 | def_timeout = atoi(optarg); |
b4692828 JA |
1412 | break; |
1413 | case 'l': | |
1414 | write_lat_log = 1; | |
1415 | break; | |
3d73e5a9 | 1416 | case 'b': |
b4692828 JA |
1417 | write_bw_log = 1; |
1418 | break; | |
1419 | case 'o': | |
1420 | f_out = fopen(optarg, "w+"); | |
1421 | if (!f_out) { | |
1422 | perror("fopen output"); | |
1423 | exit(1); | |
1424 | } | |
1425 | f_err = f_out; | |
1426 | break; | |
1427 | case 'm': | |
f3afa57e | 1428 | output_format = FIO_OUTPUT_TERSE; |
b4692828 | 1429 | break; |
f3afa57e JA |
1430 | case 'F': |
1431 | if (!strcmp(optarg, "minimal") || | |
1432 | !strcmp(optarg, "terse") || | |
1433 | !strcmp(optarg, "csv")) | |
1434 | output_format = FIO_OUTPUT_TERSE; | |
1435 | else if (!strcmp(optarg, "json")) | |
1436 | output_format = FIO_OUTPUT_JSON; | |
1437 | else | |
1438 | output_format = FIO_OUTPUT_NORMAL; | |
cc372b17 | 1439 | break; |
b4692828 | 1440 | case 'h': |
7874f8b7 | 1441 | if (!cur_client) { |
c2c94585 | 1442 | usage(argv[0]); |
7874f8b7 JA |
1443 | do_exit++; |
1444 | } | |
c2c94585 | 1445 | break; |
fd28ca49 | 1446 | case 'c': |
7874f8b7 | 1447 | if (!cur_client) { |
c2c94585 | 1448 | fio_show_option_help(optarg); |
7874f8b7 JA |
1449 | do_exit++; |
1450 | } | |
c2c94585 | 1451 | break; |
de890a1e SL |
1452 | case 'i': |
1453 | if (!cur_client) { | |
1454 | fio_show_ioengine_help(optarg); | |
1455 | do_exit++; | |
1456 | } | |
1457 | break; | |
cca73aa7 JA |
1458 | case 's': |
1459 | dump_cmdline = 1; | |
1460 | break; | |
724e4435 JA |
1461 | case 'r': |
1462 | read_only = 1; | |
1463 | break; | |
b4692828 | 1464 | case 'v': |
7874f8b7 | 1465 | if (!cur_client) { |
692a5d22 | 1466 | log_info("%s\n", fio_version_string); |
7874f8b7 JA |
1467 | do_exit++; |
1468 | } | |
c2c94585 | 1469 | break; |
f57a9c59 JA |
1470 | case 'V': |
1471 | terse_version = atoi(optarg); | |
67b77039 JA |
1472 | if (!(terse_version == 2 || terse_version == 3 || |
1473 | terse_version == 4)) { | |
f57a9c59 JA |
1474 | log_err("fio: bad terse version format\n"); |
1475 | exit_val = 1; | |
1476 | do_exit++; | |
1477 | } | |
1478 | break; | |
e592a06b AC |
1479 | case 'e': |
1480 | if (!strcmp("always", optarg)) | |
1481 | eta_print = FIO_ETA_ALWAYS; | |
1482 | else if (!strcmp("never", optarg)) | |
1483 | eta_print = FIO_ETA_NEVER; | |
1484 | break; | |
ee56ad50 | 1485 | case 'd': |
c09823ab JA |
1486 | if (set_debug(optarg)) |
1487 | do_exit++; | |
ee56ad50 | 1488 | break; |
ad0a2735 JA |
1489 | case 'x': { |
1490 | size_t new_size; | |
1491 | ||
01f06b63 | 1492 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1493 | log_err("fio: can't use global as only " |
1494 | "section\n"); | |
c09823ab JA |
1495 | do_exit++; |
1496 | exit_val = 1; | |
01f06b63 JA |
1497 | break; |
1498 | } | |
ad0a2735 JA |
1499 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1500 | job_sections = realloc(job_sections, new_size); | |
1501 | job_sections[nr_job_sections] = strdup(optarg); | |
1502 | nr_job_sections++; | |
01f06b63 | 1503 | break; |
ad0a2735 | 1504 | } |
9ac8a797 | 1505 | case 'p': |
07b3232d | 1506 | exec_profile = strdup(optarg); |
9ac8a797 | 1507 | break; |
b4692828 | 1508 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1509 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1510 | char *val = optarg; |
1511 | ||
c2b1e753 | 1512 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1513 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1514 | if (ret) |
c2b1e753 | 1515 | return 0; |
c2b1e753 JA |
1516 | td = NULL; |
1517 | } | |
b4692828 | 1518 | if (!td) { |
01f06b63 | 1519 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1520 | int global = 0; |
1521 | ||
01f06b63 | 1522 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1523 | global = 1; |
c2b1e753 | 1524 | |
01f06b63 JA |
1525 | if (is_section && skip_this_section(val)) |
1526 | continue; | |
1527 | ||
de890a1e SL |
1528 | td = get_new_job(global, &def_thread, 1); |
1529 | if (!td || ioengine_load(td)) | |
b4692828 | 1530 | return 0; |
de890a1e | 1531 | fio_options_set_ioengine_opts(l_opts, td); |
b4692828 | 1532 | } |
38d0adb0 | 1533 | |
214e1eca | 1534 | ret = fio_cmd_option_parse(td, opt, val); |
de890a1e SL |
1535 | |
1536 | if (!ret && !strcmp(opt, "ioengine")) { | |
1537 | free_ioengine(td); | |
1538 | if (ioengine_load(td)) | |
1539 | return 0; | |
1540 | fio_options_set_ioengine_opts(l_opts, td); | |
1541 | } | |
1542 | break; | |
1543 | } | |
1544 | case FIO_GETOPT_IOENGINE: { | |
1545 | const char *opt = l_opts[lidx].name; | |
1546 | char *val = optarg; | |
1547 | opt = l_opts[lidx].name; | |
1548 | val = optarg; | |
1549 | ret = fio_cmd_ioengine_option_parse(td, opt, val); | |
b4692828 JA |
1550 | break; |
1551 | } | |
a9523c6f JA |
1552 | case 'w': |
1553 | warnings_fatal = 1; | |
1554 | break; | |
fca70358 JA |
1555 | case 'j': |
1556 | max_jobs = atoi(optarg); | |
1557 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1558 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1559 | do_exit++; | |
1560 | exit_val = 1; | |
1561 | } | |
1562 | break; | |
50d16976 | 1563 | case 'S': |
a37f69b7 | 1564 | if (nr_clients) { |
132159a5 JA |
1565 | log_err("fio: can't be both client and server\n"); |
1566 | do_exit++; | |
1567 | exit_val = 1; | |
1568 | break; | |
1569 | } | |
87aa8f19 | 1570 | if (optarg) |
bebe6398 | 1571 | fio_server_set_arg(optarg); |
50d16976 | 1572 | is_backend = 1; |
81179eec | 1573 | backend = 1; |
50d16976 | 1574 | break; |
e46d8091 | 1575 | case 'D': |
402668f3 | 1576 | pid_file = strdup(optarg); |
e46d8091 | 1577 | break; |
132159a5 JA |
1578 | case 'C': |
1579 | if (is_backend) { | |
1580 | log_err("fio: can't be both client and server\n"); | |
1581 | do_exit++; | |
1582 | exit_val = 1; | |
1583 | break; | |
1584 | } | |
bebe6398 JA |
1585 | if (fio_client_add(optarg, &cur_client)) { |
1586 | log_err("fio: failed adding client %s\n", optarg); | |
1587 | do_exit++; | |
1588 | exit_val = 1; | |
1589 | break; | |
1590 | } | |
bd023601 JA |
1591 | /* |
1592 | * If the next argument exists and isn't an option, | |
1593 | * assume it's a job file for this client only. | |
1594 | */ | |
1595 | while (optind < argc) { | |
1596 | if (!strncmp(argv[optind], "--", 2) || | |
1597 | !strncmp(argv[optind], "-", 1)) | |
1598 | break; | |
1599 | ||
1600 | fio_client_add_ini_file(cur_client, argv[optind]); | |
1601 | optind++; | |
1602 | } | |
132159a5 | 1603 | break; |
b4692828 | 1604 | default: |
c09823ab JA |
1605 | do_exit++; |
1606 | exit_val = 1; | |
b4692828 | 1607 | break; |
ebac4655 | 1608 | } |
c7d5c941 JA |
1609 | if (do_exit) |
1610 | break; | |
ebac4655 | 1611 | } |
c9fad893 | 1612 | |
c2c94585 JA |
1613 | if (do_exit) { |
1614 | if (exit_val && !(is_backend || nr_clients)) | |
1615 | exit(exit_val); | |
1616 | } | |
536582bf | 1617 | |
a37f69b7 | 1618 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1619 | do_exit++; |
1620 | exit_val = 1; | |
cdf54d85 | 1621 | return -1; |
132159a5 JA |
1622 | } |
1623 | ||
81179eec | 1624 | if (is_backend && backend) |
402668f3 | 1625 | return fio_start_server(pid_file); |
50d16976 | 1626 | |
b4692828 | 1627 | if (td) { |
7d6a8904 | 1628 | if (!ret) |
2dc1bbeb | 1629 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1630 | } |
774a6177 | 1631 | |
7874f8b7 | 1632 | while (!ret && optind < argc) { |
b4692828 JA |
1633 | ini_idx++; |
1634 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1635 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1636 | optind++; | |
eb8bbf48 | 1637 | } |
972cfd25 JA |
1638 | |
1639 | return ini_idx; | |
ebac4655 JA |
1640 | } |
1641 | ||
ebac4655 JA |
1642 | int parse_options(int argc, char *argv[]) |
1643 | { | |
972cfd25 JA |
1644 | int job_files, i; |
1645 | ||
b4692828 JA |
1646 | f_out = stdout; |
1647 | f_err = stderr; | |
1648 | ||
4c6107ff | 1649 | fio_options_fill_optstring(); |
5ec10eaa | 1650 | fio_options_dup_and_init(l_opts); |
b4692828 | 1651 | |
9d9eb2e7 JA |
1652 | atexit(free_shm); |
1653 | ||
ebac4655 JA |
1654 | if (fill_def_thread()) |
1655 | return 1; | |
1656 | ||
972cfd25 | 1657 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1658 | |
cdf54d85 JA |
1659 | if (job_files > 0) { |
1660 | for (i = 0; i < job_files; i++) { | |
1661 | if (fill_def_thread()) | |
132159a5 | 1662 | return 1; |
cdf54d85 JA |
1663 | if (nr_clients) { |
1664 | if (fio_clients_send_ini(ini_file[i])) | |
1665 | return 1; | |
1666 | free(ini_file[i]); | |
1667 | } else if (!is_backend) { | |
1668 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1669 | return 1; | |
1670 | free(ini_file[i]); | |
1671 | } | |
132159a5 | 1672 | } |
bd023601 JA |
1673 | } else if (nr_clients) { |
1674 | if (fill_def_thread()) | |
1675 | return 1; | |
1676 | if (fio_clients_send_ini(NULL)) | |
1677 | return 1; | |
972cfd25 | 1678 | } |
ebac4655 | 1679 | |
88c6ed80 | 1680 | free(ini_file); |
7e356b2d | 1681 | fio_options_free(&def_thread); |
b4692828 JA |
1682 | |
1683 | if (!thread_number) { | |
cca73aa7 JA |
1684 | if (dump_cmdline) |
1685 | return 0; | |
07b3232d JA |
1686 | if (exec_profile) |
1687 | return 0; | |
a37f69b7 | 1688 | if (is_backend || nr_clients) |
5c341e9a | 1689 | return 0; |
085399db JA |
1690 | if (did_arg) |
1691 | return 0; | |
cca73aa7 | 1692 | |
d65e11c6 | 1693 | log_err("No jobs(s) defined\n\n"); |
085399db JA |
1694 | |
1695 | if (!did_arg) { | |
1696 | usage(argv[0]); | |
1697 | return 1; | |
1698 | } | |
1699 | ||
1700 | return 0; | |
b4692828 JA |
1701 | } |
1702 | ||
be4ecfdf JA |
1703 | if (def_thread.o.gtod_offload) { |
1704 | fio_gtod_init(); | |
1705 | fio_gtod_offload = 1; | |
1706 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1707 | } | |
1708 | ||
f3afa57e | 1709 | if (output_format == FIO_OUTPUT_NORMAL) |
692a5d22 | 1710 | log_info("%s\n", fio_version_string); |
f6dea4d3 | 1711 | |
ebac4655 JA |
1712 | return 0; |
1713 | } |