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