Commit | Line | Data |
---|---|---|
906c8d75 | 1 | /* |
cb2c86fd | 2 | * This file contains job initialization and setup functions. |
906c8d75 | 3 | */ |
ebac4655 JA |
4 | #include <stdio.h> |
5 | #include <stdlib.h> | |
6 | #include <unistd.h> | |
7 | #include <fcntl.h> | |
8 | #include <ctype.h> | |
9 | #include <string.h> | |
10 | #include <errno.h> | |
11 | #include <sys/ipc.h> | |
12 | #include <sys/shm.h> | |
13 | #include <sys/types.h> | |
14 | #include <sys/stat.h> | |
15 | ||
16 | #include "fio.h" | |
cb2c86fd | 17 | #include "parse.h" |
2e5cdb11 | 18 | #include "smalloc.h" |
380065aa | 19 | #include "filehash.h" |
4f5af7b2 | 20 | #include "verify.h" |
79d16311 | 21 | #include "profile.h" |
50d16976 | 22 | #include "server.h" |
ebac4655 | 23 | |
bf2e821a CC |
24 | #include "lib/getopt.h" |
25 | ||
89cf1480 JA |
26 | #include "fio_version.h" |
27 | ||
81179eec | 28 | #if FIO_PATCH > 0 |
5e726d0a | 29 | const char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ |
81179eec JA |
30 | __fio_stringify(FIO_MINOR) "." \ |
31 | __fio_stringify(FIO_PATCH); | |
32 | #else | |
5e726d0a | 33 | const char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ |
81179eec JA |
34 | __fio_stringify(FIO_MINOR); |
35 | #endif | |
214e1eca | 36 | |
ee738499 | 37 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 38 | |
214e1eca | 39 | static char **ini_file; |
fca70358 | 40 | static int max_jobs = FIO_MAX_JOBS; |
cca73aa7 | 41 | static int dump_cmdline; |
8c029376 | 42 | static int def_timeout; |
e1f36503 | 43 | |
be4ecfdf | 44 | static struct thread_data def_thread; |
214e1eca | 45 | struct thread_data *threads = NULL; |
e1f36503 | 46 | |
214e1eca JA |
47 | int exitall_on_terminate = 0; |
48 | int terse_output = 0; | |
e592a06b | 49 | int eta_print; |
214e1eca JA |
50 | unsigned long long mlock_size = 0; |
51 | FILE *f_out = NULL; | |
52 | FILE *f_err = NULL; | |
ad0a2735 JA |
53 | char **job_sections = NULL; |
54 | int nr_job_sections = 0; | |
07b3232d | 55 | char *exec_profile = NULL; |
a9523c6f | 56 | int warnings_fatal = 0; |
4d658652 | 57 | int terse_version = 3; |
50d16976 | 58 | int is_backend = 0; |
a37f69b7 | 59 | int nr_clients = 0; |
e46d8091 | 60 | int log_syslog = 0; |
ee738499 | 61 | |
214e1eca | 62 | int write_bw_log = 0; |
4241ea8f | 63 | int read_only = 0; |
214e1eca | 64 | |
5ec10eaa | 65 | static int write_lat_log; |
e1f36503 | 66 | |
214e1eca | 67 | static int prev_group_jobs; |
b4692828 | 68 | |
ee56ad50 | 69 | unsigned long fio_debug = 0; |
5e1d306e JA |
70 | unsigned int fio_debug_jobno = -1; |
71 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 72 | |
4c6107ff | 73 | static char cmd_optstr[256]; |
085399db | 74 | static int did_arg; |
4c6107ff | 75 | |
802ad4a8 JA |
76 | const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = { |
77 | { .u.f = 1.0 }, | |
78 | { .u.f = 5.0 }, | |
79 | { .u.f = 10.0 }, | |
80 | { .u.f = 20.0 }, | |
81 | { .u.f = 30.0 }, | |
82 | { .u.f = 40.0 }, | |
83 | { .u.f = 50.0 }, | |
84 | { .u.f = 60.0 }, | |
85 | { .u.f = 70.0 }, | |
86 | { .u.f = 80.0 }, | |
87 | { .u.f = 90.0 }, | |
88 | { .u.f = 95.0 }, | |
89 | { .u.f = 99.0 }, | |
90 | { .u.f = 99.5 }, | |
91 | { .u.f = 99.9 }, | |
92 | }; | |
93 | ||
7a4b8240 JA |
94 | #define FIO_CLIENT_FLAG (1 << 16) |
95 | ||
b4692828 JA |
96 | /* |
97 | * Command line options. These will contain the above, plus a few | |
98 | * extra that only pertain to fio itself and not jobs. | |
99 | */ | |
5ec10eaa | 100 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 101 | { |
08d2a19c | 102 | .name = (char *) "output", |
b4692828 | 103 | .has_arg = required_argument, |
7a4b8240 | 104 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
105 | }, |
106 | { | |
08d2a19c | 107 | .name = (char *) "timeout", |
b4692828 | 108 | .has_arg = required_argument, |
7a4b8240 | 109 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
110 | }, |
111 | { | |
08d2a19c | 112 | .name = (char *) "latency-log", |
b4692828 | 113 | .has_arg = required_argument, |
7a4b8240 | 114 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
115 | }, |
116 | { | |
08d2a19c | 117 | .name = (char *) "bandwidth-log", |
b4692828 | 118 | .has_arg = required_argument, |
7a4b8240 | 119 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
120 | }, |
121 | { | |
08d2a19c | 122 | .name = (char *) "minimal", |
b4692828 | 123 | .has_arg = optional_argument, |
7a4b8240 | 124 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 JA |
125 | }, |
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 | }, |
cca73aa7 | 141 | { |
08d2a19c | 142 | .name = (char *) "showcmd", |
cca73aa7 | 143 | .has_arg = no_argument, |
7a4b8240 | 144 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
145 | }, |
146 | { | |
08d2a19c | 147 | .name = (char *) "readonly", |
724e4435 | 148 | .has_arg = no_argument, |
7a4b8240 | 149 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 150 | }, |
e592a06b | 151 | { |
08d2a19c | 152 | .name = (char *) "eta", |
e592a06b | 153 | .has_arg = required_argument, |
7a4b8240 | 154 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 155 | }, |
ee56ad50 | 156 | { |
08d2a19c | 157 | .name = (char *) "debug", |
ee56ad50 | 158 | .has_arg = required_argument, |
7a4b8240 | 159 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 160 | }, |
01f06b63 | 161 | { |
08d2a19c | 162 | .name = (char *) "section", |
01f06b63 | 163 | .has_arg = required_argument, |
7a4b8240 | 164 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 165 | }, |
2b386d25 | 166 | { |
08d2a19c | 167 | .name = (char *) "alloc-size", |
2b386d25 | 168 | .has_arg = required_argument, |
7a4b8240 | 169 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 170 | }, |
9ac8a797 | 171 | { |
08d2a19c | 172 | .name = (char *) "profile", |
9ac8a797 | 173 | .has_arg = required_argument, |
7a4b8240 | 174 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 175 | }, |
a9523c6f | 176 | { |
08d2a19c | 177 | .name = (char *) "warnings-fatal", |
a9523c6f | 178 | .has_arg = no_argument, |
7a4b8240 | 179 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 180 | }, |
fca70358 JA |
181 | { |
182 | .name = (char *) "max-jobs", | |
183 | .has_arg = required_argument, | |
7a4b8240 | 184 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 185 | }, |
f57a9c59 JA |
186 | { |
187 | .name = (char *) "terse-version", | |
188 | .has_arg = required_argument, | |
7a4b8240 | 189 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 190 | }, |
50d16976 JA |
191 | { |
192 | .name = (char *) "server", | |
87aa8f19 | 193 | .has_arg = optional_argument, |
50d16976 JA |
194 | .val = 'S', |
195 | }, | |
e46d8091 | 196 | { .name = (char *) "daemonize", |
402668f3 | 197 | .has_arg = required_argument, |
e46d8091 JA |
198 | .val = 'D', |
199 | }, | |
132159a5 JA |
200 | { |
201 | .name = (char *) "client", | |
202 | .has_arg = required_argument, | |
203 | .val = 'C', | |
204 | }, | |
b4692828 JA |
205 | { |
206 | .name = NULL, | |
207 | }, | |
208 | }; | |
209 | ||
9d9eb2e7 JA |
210 | static void free_shm(void) |
211 | { | |
212 | struct shmid_ds sbuf; | |
213 | ||
214 | if (threads) { | |
215 | void *tp = threads; | |
216 | ||
217 | threads = NULL; | |
218 | file_hash_exit(); | |
219 | fio_debug_jobp = NULL; | |
220 | shmdt(tp); | |
221 | shmctl(shm_id, IPC_RMID, &sbuf); | |
222 | } | |
223 | ||
224 | scleanup(); | |
225 | } | |
226 | ||
227 | /* | |
228 | * The thread area is shared between the main process and the job | |
229 | * threads/processes. So setup a shared memory segment that will hold | |
230 | * all the job info. We use the end of the region for keeping track of | |
231 | * open files across jobs, for file sharing. | |
232 | */ | |
233 | static int setup_thread_area(void) | |
234 | { | |
235 | void *hash; | |
236 | ||
237 | if (threads) | |
238 | return 0; | |
239 | ||
240 | /* | |
241 | * 1024 is too much on some machines, scale max_jobs if | |
242 | * we get a failure that looks like too large a shm segment | |
243 | */ | |
244 | do { | |
245 | size_t size = max_jobs * sizeof(struct thread_data); | |
246 | ||
247 | size += file_hash_size; | |
248 | size += sizeof(unsigned int); | |
249 | ||
250 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
251 | if (shm_id != -1) | |
252 | break; | |
253 | if (errno != EINVAL) { | |
254 | perror("shmget"); | |
255 | break; | |
256 | } | |
257 | ||
258 | max_jobs >>= 1; | |
259 | } while (max_jobs); | |
260 | ||
261 | if (shm_id == -1) | |
262 | return 1; | |
263 | ||
264 | threads = shmat(shm_id, NULL, 0); | |
265 | if (threads == (void *) -1) { | |
266 | perror("shmat"); | |
267 | return 1; | |
268 | } | |
269 | ||
270 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
271 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
272 | fio_debug_jobp = (void *) hash + file_hash_size; | |
273 | *fio_debug_jobp = -1; | |
274 | file_hash_init(hash); | |
275 | return 0; | |
276 | } | |
277 | ||
906c8d75 JA |
278 | /* |
279 | * Return a free job structure. | |
280 | */ | |
ebac4655 JA |
281 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
282 | { | |
283 | struct thread_data *td; | |
284 | ||
285 | if (global) | |
286 | return &def_thread; | |
9d9eb2e7 JA |
287 | if (setup_thread_area()) { |
288 | log_err("error: failed to setup shm segment\n"); | |
289 | return NULL; | |
290 | } | |
e61f1ec8 BC |
291 | if (thread_number >= max_jobs) { |
292 | log_err("error: maximum number of jobs (%d) reached.\n", | |
293 | max_jobs); | |
ebac4655 | 294 | return NULL; |
e61f1ec8 | 295 | } |
ebac4655 JA |
296 | |
297 | td = &threads[thread_number++]; | |
ddaeaa5a | 298 | *td = *parent; |
ebac4655 | 299 | |
e0b0d892 JA |
300 | td->o.uid = td->o.gid = -1U; |
301 | ||
cade3ef4 | 302 | dup_files(td, parent); |
d23bb327 | 303 | options_mem_dupe(td); |
cade3ef4 | 304 | |
15dc1934 JA |
305 | profile_add_hooks(td); |
306 | ||
ebac4655 | 307 | td->thread_number = thread_number; |
ebac4655 JA |
308 | return td; |
309 | } | |
310 | ||
311 | static void put_job(struct thread_data *td) | |
312 | { | |
549577a7 JA |
313 | if (td == &def_thread) |
314 | return; | |
84dd1886 | 315 | |
58c55ba0 | 316 | profile_td_exit(td); |
549577a7 | 317 | |
16edf25d | 318 | if (td->error) |
6d86144d | 319 | log_info("fio: %s\n", td->verror); |
16edf25d | 320 | |
7e356b2d JA |
321 | fio_options_free(td); |
322 | ||
ebac4655 JA |
323 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
324 | thread_number--; | |
325 | } | |
326 | ||
581e7141 | 327 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
127f6865 | 328 | { |
581e7141 | 329 | unsigned int bs = td->o.min_bs[ddir]; |
ba3e4e0c | 330 | unsigned long long bytes_per_sec; |
127f6865 | 331 | |
ff58fced JA |
332 | assert(ddir_rw(ddir)); |
333 | ||
ba3e4e0c RR |
334 | if (td->o.rate[ddir]) |
335 | bytes_per_sec = td->o.rate[ddir]; | |
336 | else | |
337 | bytes_per_sec = td->o.rate_iops[ddir] * bs; | |
127f6865 | 338 | |
ba3e4e0c | 339 | if (!bytes_per_sec) { |
127f6865 JA |
340 | log_err("rate lower than supported\n"); |
341 | return -1; | |
342 | } | |
343 | ||
ba3e4e0c | 344 | td->rate_nsec_cycle[ddir] = 1000000000ULL / bytes_per_sec; |
581e7141 | 345 | td->rate_pending_usleep[ddir] = 0; |
127f6865 JA |
346 | return 0; |
347 | } | |
348 | ||
581e7141 JA |
349 | static int setup_rate(struct thread_data *td) |
350 | { | |
351 | int ret = 0; | |
352 | ||
353 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) | |
354 | ret = __setup_rate(td, DDIR_READ); | |
355 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) | |
356 | ret |= __setup_rate(td, DDIR_WRITE); | |
357 | ||
358 | return ret; | |
359 | } | |
360 | ||
8347239a JA |
361 | static int fixed_block_size(struct thread_options *o) |
362 | { | |
363 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && | |
364 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && | |
365 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE]; | |
366 | } | |
367 | ||
dad915e3 JA |
368 | /* |
369 | * Lazy way of fixing up options that depend on each other. We could also | |
370 | * define option callback handlers, but this is easier. | |
371 | */ | |
4e991c23 | 372 | static int fixup_options(struct thread_data *td) |
e1f36503 | 373 | { |
2dc1bbeb | 374 | struct thread_options *o = &td->o; |
ff217451 | 375 | int ret = 0; |
dad915e3 | 376 | |
f356d01d | 377 | #ifndef FIO_HAVE_PSHARED_MUTEX |
9bbf57cc | 378 | if (!o->use_thread) { |
f356d01d JA |
379 | log_info("fio: this platform does not support process shared" |
380 | " mutexes, forcing use of threads. Use the 'thread'" | |
381 | " option to get rid of this warning.\n"); | |
9bbf57cc | 382 | o->use_thread = 1; |
a9523c6f | 383 | ret = warnings_fatal; |
f356d01d JA |
384 | } |
385 | #endif | |
386 | ||
2dc1bbeb | 387 | if (o->write_iolog_file && o->read_iolog_file) { |
076efc7c | 388 | log_err("fio: read iolog overrides write_iolog\n"); |
2dc1bbeb JA |
389 | free(o->write_iolog_file); |
390 | o->write_iolog_file = NULL; | |
a9523c6f | 391 | ret = warnings_fatal; |
076efc7c | 392 | } |
16b462ae | 393 | |
16b462ae JA |
394 | /* |
395 | * only really works for sequential io for now, and with 1 file | |
396 | */ | |
2dc1bbeb JA |
397 | if (o->zone_size && td_random(td) && o->open_files == 1) |
398 | o->zone_size = 0; | |
16b462ae JA |
399 | |
400 | /* | |
401 | * Reads can do overwrites, we always need to pre-create the file | |
402 | */ | |
403 | if (td_read(td) || td_rw(td)) | |
2dc1bbeb | 404 | o->overwrite = 1; |
16b462ae | 405 | |
2dc1bbeb | 406 | if (!o->min_bs[DDIR_READ]) |
5ec10eaa | 407 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
2dc1bbeb JA |
408 | if (!o->max_bs[DDIR_READ]) |
409 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; | |
410 | if (!o->min_bs[DDIR_WRITE]) | |
5ec10eaa | 411 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
2dc1bbeb JA |
412 | if (!o->max_bs[DDIR_WRITE]) |
413 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; | |
a00735e6 | 414 | |
2dc1bbeb | 415 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
a00735e6 | 416 | |
2b7a01d0 JA |
417 | /* |
418 | * For random IO, allow blockalign offset other than min_bs. | |
419 | */ | |
420 | if (!o->ba[DDIR_READ] || !td_random(td)) | |
421 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; | |
422 | if (!o->ba[DDIR_WRITE] || !td_random(td)) | |
423 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; | |
424 | ||
425 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || | |
426 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) && | |
9bbf57cc | 427 | !o->norandommap) { |
2b7a01d0 | 428 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
9bbf57cc | 429 | o->norandommap = 1; |
a9523c6f | 430 | ret = warnings_fatal; |
2b7a01d0 JA |
431 | } |
432 | ||
2dc1bbeb JA |
433 | if (!o->file_size_high) |
434 | o->file_size_high = o->file_size_low; | |
9c60ce64 | 435 | |
8347239a JA |
436 | if (o->norandommap && o->verify != VERIFY_NONE |
437 | && !fixed_block_size(o)) { | |
438 | log_err("fio: norandommap given for variable block sizes, " | |
439 | "verify disabled\n"); | |
2dc1bbeb | 440 | o->verify = VERIFY_NONE; |
a9523c6f | 441 | ret = warnings_fatal; |
bb8895e0 | 442 | } |
2dc1bbeb | 443 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
690adba3 | 444 | log_err("fio: bs_unaligned may not work with raw io\n"); |
e0a22335 | 445 | |
48097d5c JA |
446 | /* |
447 | * thinktime_spin must be less than thinktime | |
448 | */ | |
2dc1bbeb JA |
449 | if (o->thinktime_spin > o->thinktime) |
450 | o->thinktime_spin = o->thinktime; | |
e916b390 JA |
451 | |
452 | /* | |
453 | * The low water mark cannot be bigger than the iodepth | |
454 | */ | |
2dc1bbeb | 455 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) { |
9467b77c JA |
456 | /* |
457 | * syslet work around - if the workload is sequential, | |
458 | * we want to let the queue drain all the way down to | |
459 | * avoid seeking between async threads | |
460 | */ | |
461 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) | |
2dc1bbeb | 462 | o->iodepth_low = 1; |
9467b77c | 463 | else |
2dc1bbeb | 464 | o->iodepth_low = o->iodepth; |
9467b77c | 465 | } |
cb5ab512 JA |
466 | |
467 | /* | |
468 | * If batch number isn't set, default to the same as iodepth | |
469 | */ | |
2dc1bbeb JA |
470 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
471 | o->iodepth_batch = o->iodepth; | |
b5af8293 | 472 | |
2dc1bbeb JA |
473 | if (o->nr_files > td->files_index) |
474 | o->nr_files = td->files_index; | |
9f9214f2 | 475 | |
2dc1bbeb JA |
476 | if (o->open_files > o->nr_files || !o->open_files) |
477 | o->open_files = o->nr_files; | |
4e991c23 | 478 | |
581e7141 JA |
479 | if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))|| |
480 | ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] + | |
481 | o->rate_iops_min[1]))) { | |
4e991c23 | 482 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
a9523c6f | 483 | ret = 1; |
4e991c23 | 484 | } |
581e7141 JA |
485 | if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) || |
486 | (o->rate_iops[0] < o->rate_iops_min[0]) || | |
487 | (o->rate_iops[1] < o->rate_iops_min[1])) { | |
4e991c23 | 488 | log_err("fio: minimum rate exceeds rate\n"); |
a9523c6f | 489 | ret = 1; |
4e991c23 JA |
490 | } |
491 | ||
cf4464ca JA |
492 | if (!o->timeout && o->time_based) { |
493 | log_err("fio: time_based requires a runtime/timeout setting\n"); | |
494 | o->time_based = 0; | |
a9523c6f | 495 | ret = warnings_fatal; |
cf4464ca JA |
496 | } |
497 | ||
aa31f1f1 | 498 | if (o->fill_device && !o->size) |
5921e80c | 499 | o->size = -1ULL; |
5ec10eaa | 500 | |
9bbf57cc | 501 | if (o->verify != VERIFY_NONE) { |
996936f9 | 502 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
a9523c6f JA |
503 | log_info("Multiple writers may overwrite blocks that " |
504 | "belong to other jobs. This can cause " | |
505 | "verification failures.\n"); | |
506 | ret = warnings_fatal; | |
507 | } | |
508 | ||
9bbf57cc | 509 | o->refill_buffers = 1; |
2f1b8e8b JA |
510 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
511 | !o->verify_interval) | |
512 | o->verify_interval = o->min_bs[DDIR_WRITE]; | |
d990588e | 513 | } |
41ccd845 | 514 | |
9bbf57cc JA |
515 | if (o->pre_read) { |
516 | o->invalidate_cache = 0; | |
a9523c6f | 517 | if (td->io_ops->flags & FIO_PIPEIO) { |
9c0d2241 JA |
518 | log_info("fio: cannot pre-read files with an IO engine" |
519 | " that isn't seekable. Pre-read disabled.\n"); | |
a9523c6f JA |
520 | ret = warnings_fatal; |
521 | } | |
9c0d2241 | 522 | } |
34f1c044 | 523 | |
e72fa4d4 | 524 | #ifndef FIO_HAVE_FDATASYNC |
9bbf57cc | 525 | if (o->fdatasync_blocks) { |
e72fa4d4 JA |
526 | log_info("fio: this platform does not support fdatasync()" |
527 | " falling back to using fsync(). Use the 'fsync'" | |
528 | " option instead of 'fdatasync' to get rid of" | |
529 | " this warning\n"); | |
9bbf57cc JA |
530 | o->fsync_blocks = o->fdatasync_blocks; |
531 | o->fdatasync_blocks = 0; | |
a9523c6f | 532 | ret = warnings_fatal; |
e72fa4d4 JA |
533 | } |
534 | #endif | |
535 | ||
a9523c6f | 536 | return ret; |
e1f36503 JA |
537 | } |
538 | ||
f8977ee6 JA |
539 | /* |
540 | * This function leaks the buffer | |
541 | */ | |
542 | static char *to_kmg(unsigned int val) | |
543 | { | |
544 | char *buf = malloc(32); | |
f3502ba2 | 545 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
546 | char *p = post; |
547 | ||
245142ff | 548 | do { |
f8977ee6 JA |
549 | if (val & 1023) |
550 | break; | |
551 | ||
552 | val >>= 10; | |
553 | p++; | |
245142ff | 554 | } while (*p); |
f8977ee6 JA |
555 | |
556 | snprintf(buf, 31, "%u%c", val, *p); | |
557 | return buf; | |
558 | } | |
559 | ||
09629a90 JA |
560 | /* External engines are specified by "external:name.o") */ |
561 | static const char *get_engine_name(const char *str) | |
562 | { | |
563 | char *p = strstr(str, ":"); | |
564 | ||
565 | if (!p) | |
566 | return str; | |
567 | ||
568 | p++; | |
569 | strip_blank_front(&p); | |
570 | strip_blank_end(p); | |
571 | return p; | |
572 | } | |
573 | ||
e132cbae JA |
574 | static int exists_and_not_file(const char *filename) |
575 | { | |
576 | struct stat sb; | |
577 | ||
578 | if (lstat(filename, &sb) == -1) | |
579 | return 0; | |
580 | ||
ecc314ba BC |
581 | /* \\.\ is the device namespace in Windows, where every file |
582 | * is a device node */ | |
583 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) | |
e132cbae JA |
584 | return 0; |
585 | ||
586 | return 1; | |
587 | } | |
588 | ||
4c07ad86 | 589 | static void td_fill_rand_seeds_os(struct thread_data *td) |
5bfc35d7 JA |
590 | { |
591 | os_random_seed(td->rand_seeds[0], &td->bsrange_state); | |
592 | os_random_seed(td->rand_seeds[1], &td->verify_state); | |
593 | os_random_seed(td->rand_seeds[2], &td->rwmix_state); | |
594 | ||
595 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
596 | os_random_seed(td->rand_seeds[3], &td->next_file_state); | |
597 | ||
598 | os_random_seed(td->rand_seeds[5], &td->file_size_state); | |
0d29de83 | 599 | os_random_seed(td->rand_seeds[6], &td->trim_state); |
5bfc35d7 JA |
600 | |
601 | if (!td_random(td)) | |
602 | return; | |
603 | ||
604 | if (td->o.rand_repeatable) | |
605 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
606 | ||
607 | os_random_seed(td->rand_seeds[4], &td->random_state); | |
4c07ad86 JA |
608 | } |
609 | ||
610 | static void td_fill_rand_seeds_internal(struct thread_data *td) | |
611 | { | |
612 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); | |
613 | init_rand_seed(&td->__verify_state, td->rand_seeds[1]); | |
614 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); | |
615 | ||
616 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) | |
617 | init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); | |
618 | ||
619 | init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); | |
620 | init_rand_seed(&td->__trim_state, td->rand_seeds[6]); | |
621 | ||
622 | if (!td_random(td)) | |
623 | return; | |
624 | ||
625 | if (td->o.rand_repeatable) | |
626 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; | |
627 | ||
2615cc4b | 628 | init_rand_seed(&td->__random_state, td->rand_seeds[4]); |
5bfc35d7 JA |
629 | } |
630 | ||
4c07ad86 JA |
631 | void td_fill_rand_seeds(struct thread_data *td) |
632 | { | |
633 | if (td->o.use_os_rand) | |
634 | td_fill_rand_seeds_os(td); | |
635 | else | |
636 | td_fill_rand_seeds_internal(td); | |
3545a109 JA |
637 | |
638 | init_rand_seed(&td->buf_state, td->rand_seeds[7]); | |
4c07ad86 JA |
639 | } |
640 | ||
9c60ce64 JA |
641 | /* |
642 | * Initialize the various random states we need (random io, block size ranges, | |
643 | * read/write mix, etc). | |
644 | */ | |
645 | static int init_random_state(struct thread_data *td) | |
646 | { | |
68727076 | 647 | int fd; |
9c60ce64 JA |
648 | |
649 | fd = open("/dev/urandom", O_RDONLY); | |
650 | if (fd == -1) { | |
651 | td_verror(td, errno, "open"); | |
652 | return 1; | |
653 | } | |
654 | ||
5bfc35d7 JA |
655 | if (read(fd, td->rand_seeds, sizeof(td->rand_seeds)) < |
656 | (int) sizeof(td->rand_seeds)) { | |
9c60ce64 JA |
657 | td_verror(td, EIO, "read"); |
658 | close(fd); | |
659 | return 1; | |
660 | } | |
661 | ||
662 | close(fd); | |
5bfc35d7 | 663 | td_fill_rand_seeds(td); |
9c60ce64 JA |
664 | return 0; |
665 | } | |
666 | ||
906c8d75 JA |
667 | /* |
668 | * Adds a job to the list of things todo. Sanitizes the various options | |
669 | * to make sure we don't have conflicts, and initializes various | |
670 | * members of td. | |
671 | */ | |
75154845 | 672 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 673 | { |
413dd459 JA |
674 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
675 | "randread", "randwrite", "randrw" }; | |
af52b345 | 676 | unsigned int i; |
09629a90 | 677 | const char *engine; |
af52b345 | 678 | char fname[PATH_MAX]; |
e132cbae | 679 | int numjobs, file_alloced; |
ebac4655 | 680 | |
ebac4655 JA |
681 | /* |
682 | * the def_thread is just for options, it's not a real job | |
683 | */ | |
684 | if (td == &def_thread) | |
685 | return 0; | |
686 | ||
cca73aa7 JA |
687 | /* |
688 | * if we are just dumping the output command line, don't add the job | |
689 | */ | |
690 | if (dump_cmdline) { | |
691 | put_job(td); | |
692 | return 0; | |
693 | } | |
694 | ||
58c55ba0 | 695 | if (profile_td_init(td)) |
66251554 | 696 | goto err; |
58c55ba0 | 697 | |
2dc1bbeb | 698 | engine = get_engine_name(td->o.ioengine); |
09629a90 JA |
699 | td->io_ops = load_ioengine(td, engine); |
700 | if (!td->io_ops) { | |
701 | log_err("fio: failed to load engine %s\n", engine); | |
205927a3 | 702 | goto err; |
09629a90 | 703 | } |
df64119d | 704 | |
2dc1bbeb | 705 | if (td->o.use_thread) |
9cedf167 JA |
706 | nr_thread++; |
707 | else | |
708 | nr_process++; | |
709 | ||
2dc1bbeb | 710 | if (td->o.odirect) |
690adba3 JA |
711 | td->io_ops->flags |= FIO_RAWIO; |
712 | ||
e132cbae | 713 | file_alloced = 0; |
691c8fb0 | 714 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
e132cbae | 715 | file_alloced = 1; |
80be24f4 | 716 | |
2dc1bbeb | 717 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
e132cbae | 718 | add_file(td, jobname); |
7b05a215 | 719 | else { |
2dc1bbeb | 720 | for (i = 0; i < td->o.nr_files; i++) { |
5ec10eaa JA |
721 | sprintf(fname, "%s.%d.%d", jobname, |
722 | td->thread_number, i); | |
7b05a215 JA |
723 | add_file(td, fname); |
724 | } | |
af52b345 | 725 | } |
0af7b542 | 726 | } |
ebac4655 | 727 | |
4e991c23 JA |
728 | if (fixup_options(td)) |
729 | goto err; | |
e0a22335 | 730 | |
07eb79df JA |
731 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
732 | struct fio_file *f; | |
733 | ||
734 | for_each_file(td, f, i) | |
735 | f->real_file_size = -1ULL; | |
736 | } | |
737 | ||
cdd18ad8 | 738 | td->mutex = fio_mutex_init(0); |
ebac4655 | 739 | |
83349190 YH |
740 | td->ts.clat_percentiles = td->o.clat_percentiles; |
741 | if (td->o.overwrite_plist) | |
802ad4a8 | 742 | memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 743 | else |
802ad4a8 | 744 | memcpy(td->ts.percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 745 | |
756867bd JA |
746 | td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; |
747 | td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; | |
02af0988 | 748 | td->ts.lat_stat[0].min_val = td->ts.lat_stat[1].min_val = ULONG_MAX; |
756867bd | 749 | td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; |
cdd5411e | 750 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
ebac4655 | 751 | |
755c3189 | 752 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
3c5df6fa | 753 | prev_group_jobs = 0; |
ebac4655 | 754 | groupid++; |
3c5df6fa | 755 | } |
ebac4655 JA |
756 | |
757 | td->groupid = groupid; | |
3c5df6fa | 758 | prev_group_jobs++; |
ebac4655 | 759 | |
9c60ce64 JA |
760 | if (init_random_state(td)) |
761 | goto err; | |
762 | ||
ebac4655 JA |
763 | if (setup_rate(td)) |
764 | goto err; | |
765 | ||
2dc1bbeb | 766 | if (td->o.write_lat_log) { |
7b9f733a JA |
767 | setup_log(&td->lat_log); |
768 | setup_log(&td->slat_log); | |
769 | setup_log(&td->clat_log); | |
ebac4655 | 770 | } |
2dc1bbeb | 771 | if (td->o.write_bw_log) |
7b9f733a | 772 | setup_log(&td->bw_log); |
c8eeb9df JA |
773 | if (td->o.write_iops_log) |
774 | setup_log(&td->iops_log); | |
ebac4655 | 775 | |
2dc1bbeb JA |
776 | if (!td->o.name) |
777 | td->o.name = strdup(jobname); | |
01452055 | 778 | |
c6ae0a5b | 779 | if (!terse_output) { |
b990b5c0 | 780 | if (!job_add_num) { |
5ec10eaa JA |
781 | if (!strcmp(td->io_ops->name, "cpuio")) { |
782 | log_info("%s: ioengine=cpu, cpuload=%u," | |
783 | " cpucycle=%u\n", td->o.name, | |
784 | td->o.cpuload, | |
785 | td->o.cpucycle); | |
786 | } else { | |
f8977ee6 JA |
787 | char *c1, *c2, *c3, *c4; |
788 | ||
2dc1bbeb JA |
789 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
790 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); | |
791 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); | |
792 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); | |
f8977ee6 | 793 | |
5ec10eaa JA |
794 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s," |
795 | " ioengine=%s, iodepth=%u\n", | |
796 | td->o.name, td->groupid, | |
797 | ddir_str[td->o.td_ddir], | |
798 | c1, c2, c3, c4, | |
799 | td->io_ops->name, | |
800 | td->o.iodepth); | |
f8977ee6 JA |
801 | |
802 | free(c1); | |
803 | free(c2); | |
804 | free(c3); | |
805 | free(c4); | |
806 | } | |
b990b5c0 | 807 | } else if (job_add_num == 1) |
6d86144d | 808 | log_info("...\n"); |
c6ae0a5b | 809 | } |
ebac4655 JA |
810 | |
811 | /* | |
812 | * recurse add identical jobs, clear numjobs and stonewall options | |
813 | * as they don't apply to sub-jobs | |
814 | */ | |
2dc1bbeb | 815 | numjobs = td->o.numjobs; |
ebac4655 JA |
816 | while (--numjobs) { |
817 | struct thread_data *td_new = get_new_job(0, td); | |
818 | ||
819 | if (!td_new) | |
820 | goto err; | |
821 | ||
2dc1bbeb JA |
822 | td_new->o.numjobs = 1; |
823 | td_new->o.stonewall = 0; | |
92c1d41f | 824 | td_new->o.new_group = 0; |
e132cbae JA |
825 | |
826 | if (file_alloced) { | |
2dc1bbeb | 827 | td_new->o.filename = NULL; |
e132cbae | 828 | td_new->files_index = 0; |
4e6ea2f1 | 829 | td_new->files_size = 0; |
e132cbae JA |
830 | td_new->files = NULL; |
831 | } | |
832 | ||
75154845 | 833 | job_add_num = numjobs - 1; |
ebac4655 | 834 | |
75154845 | 835 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
836 | goto err; |
837 | } | |
3c5df6fa | 838 | |
ebac4655 JA |
839 | return 0; |
840 | err: | |
841 | put_job(td); | |
842 | return -1; | |
843 | } | |
844 | ||
79d16311 JA |
845 | /* |
846 | * Parse as if 'o' was a command line | |
847 | */ | |
848 | void add_job_opts(const char **o) | |
849 | { | |
850 | struct thread_data *td, *td_parent; | |
851 | int i, in_global = 1; | |
852 | char jobname[32]; | |
853 | ||
854 | i = 0; | |
855 | td_parent = td = NULL; | |
856 | while (o[i]) { | |
857 | if (!strncmp(o[i], "name", 4)) { | |
858 | in_global = 0; | |
859 | if (td) | |
860 | add_job(td, jobname, 0); | |
861 | td = NULL; | |
862 | sprintf(jobname, "%s", o[i] + 5); | |
863 | } | |
864 | if (in_global && !td_parent) | |
865 | td_parent = get_new_job(1, &def_thread); | |
866 | else if (!in_global && !td) { | |
867 | if (!td_parent) | |
868 | td_parent = &def_thread; | |
869 | td = get_new_job(0, td_parent); | |
870 | } | |
871 | if (in_global) | |
872 | fio_options_parse(td_parent, (char **) &o[i], 1); | |
873 | else | |
874 | fio_options_parse(td, (char **) &o[i], 1); | |
875 | i++; | |
876 | } | |
877 | ||
878 | if (td) | |
879 | add_job(td, jobname, 0); | |
880 | } | |
881 | ||
01f06b63 JA |
882 | static int skip_this_section(const char *name) |
883 | { | |
ad0a2735 JA |
884 | int i; |
885 | ||
886 | if (!nr_job_sections) | |
01f06b63 JA |
887 | return 0; |
888 | if (!strncmp(name, "global", 6)) | |
889 | return 0; | |
890 | ||
ad0a2735 JA |
891 | for (i = 0; i < nr_job_sections; i++) |
892 | if (!strcmp(job_sections[i], name)) | |
893 | return 0; | |
894 | ||
895 | return 1; | |
01f06b63 JA |
896 | } |
897 | ||
ebac4655 JA |
898 | static int is_empty_or_comment(char *line) |
899 | { | |
900 | unsigned int i; | |
901 | ||
902 | for (i = 0; i < strlen(line); i++) { | |
903 | if (line[i] == ';') | |
904 | return 1; | |
5cc2da30 IM |
905 | if (line[i] == '#') |
906 | return 1; | |
76cd9378 | 907 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
ebac4655 JA |
908 | return 0; |
909 | } | |
910 | ||
911 | return 1; | |
912 | } | |
913 | ||
07261983 JA |
914 | /* |
915 | * This is our [ini] type file parser. | |
916 | */ | |
50d16976 | 917 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
ebac4655 | 918 | { |
e1f36503 | 919 | unsigned int global; |
ebac4655 | 920 | struct thread_data *td; |
fee3bb48 | 921 | char *string, *name; |
ebac4655 JA |
922 | FILE *f; |
923 | char *p; | |
0c7e37a0 | 924 | int ret = 0, stonewall; |
097b2991 | 925 | int first_sect = 1; |
ccf8f127 | 926 | int skip_fgets = 0; |
01f06b63 | 927 | int inside_skip = 0; |
3b8b7135 JA |
928 | char **opts; |
929 | int i, alloc_opts, num_opts; | |
ebac4655 | 930 | |
50d16976 JA |
931 | if (is_buf) |
932 | f = NULL; | |
933 | else { | |
934 | if (!strcmp(file, "-")) | |
935 | f = stdin; | |
936 | else | |
937 | f = fopen(file, "r"); | |
5a729cbe | 938 | |
50d16976 JA |
939 | if (!f) { |
940 | perror("fopen job file"); | |
941 | return 1; | |
942 | } | |
ebac4655 JA |
943 | } |
944 | ||
945 | string = malloc(4096); | |
7f7e6e59 JA |
946 | |
947 | /* | |
948 | * it's really 256 + small bit, 280 should suffice | |
949 | */ | |
950 | name = malloc(280); | |
951 | memset(name, 0, 280); | |
ebac4655 | 952 | |
3b8b7135 JA |
953 | alloc_opts = 8; |
954 | opts = malloc(sizeof(char *) * alloc_opts); | |
b7c6302d | 955 | num_opts = 0; |
3b8b7135 | 956 | |
0c7e37a0 | 957 | stonewall = stonewall_flag; |
7c124ac1 | 958 | do { |
ccf8f127 JA |
959 | /* |
960 | * if skip_fgets is set, we already have loaded a line we | |
961 | * haven't handled. | |
962 | */ | |
963 | if (!skip_fgets) { | |
50d16976 JA |
964 | if (is_buf) |
965 | p = strsep(&file, "\n"); | |
966 | else | |
43f74792 | 967 | p = fgets(string, 4096, f); |
ccf8f127 JA |
968 | if (!p) |
969 | break; | |
970 | } | |
cdc7f193 | 971 | |
ccf8f127 | 972 | skip_fgets = 0; |
cdc7f193 | 973 | strip_blank_front(&p); |
6c7c7da1 | 974 | strip_blank_end(p); |
cdc7f193 | 975 | |
ebac4655 JA |
976 | if (is_empty_or_comment(p)) |
977 | continue; | |
84dd1886 | 978 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
01f06b63 JA |
979 | if (inside_skip) |
980 | continue; | |
5ec10eaa JA |
981 | log_err("fio: option <%s> outside of [] job section\n", |
982 | p); | |
088b4207 | 983 | break; |
6c7c7da1 | 984 | } |
ebac4655 | 985 | |
7a4b80a1 JA |
986 | name[strlen(name) - 1] = '\0'; |
987 | ||
01f06b63 JA |
988 | if (skip_this_section(name)) { |
989 | inside_skip = 1; | |
990 | continue; | |
991 | } else | |
992 | inside_skip = 0; | |
993 | ||
ebac4655 JA |
994 | global = !strncmp(name, "global", 6); |
995 | ||
cca73aa7 | 996 | if (dump_cmdline) { |
097b2991 JA |
997 | if (first_sect) |
998 | log_info("fio "); | |
cca73aa7 JA |
999 | if (!global) |
1000 | log_info("--name=%s ", name); | |
097b2991 | 1001 | first_sect = 0; |
cca73aa7 JA |
1002 | } |
1003 | ||
ebac4655 | 1004 | td = get_new_job(global, &def_thread); |
45410acb JA |
1005 | if (!td) { |
1006 | ret = 1; | |
1007 | break; | |
1008 | } | |
ebac4655 | 1009 | |
972cfd25 JA |
1010 | /* |
1011 | * Seperate multiple job files by a stonewall | |
1012 | */ | |
f9481919 | 1013 | if (!global && stonewall) { |
2dc1bbeb | 1014 | td->o.stonewall = stonewall; |
972cfd25 JA |
1015 | stonewall = 0; |
1016 | } | |
1017 | ||
3b8b7135 JA |
1018 | num_opts = 0; |
1019 | memset(opts, 0, alloc_opts * sizeof(char *)); | |
1020 | ||
50d16976 JA |
1021 | while (1) { |
1022 | if (is_buf) | |
1023 | p = strsep(&file, "\n"); | |
1024 | else | |
1025 | p = fgets(string, 4096, f); | |
1026 | if (!p) | |
1027 | break; | |
1028 | ||
ebac4655 JA |
1029 | if (is_empty_or_comment(p)) |
1030 | continue; | |
e1f36503 | 1031 | |
b6754f9d | 1032 | strip_blank_front(&p); |
7c124ac1 | 1033 | |
ccf8f127 JA |
1034 | /* |
1035 | * new section, break out and make sure we don't | |
1036 | * fgets() a new line at the top. | |
1037 | */ | |
1038 | if (p[0] == '[') { | |
1039 | skip_fgets = 1; | |
7c124ac1 | 1040 | break; |
ccf8f127 | 1041 | } |
7c124ac1 | 1042 | |
4ae3f763 | 1043 | strip_blank_end(p); |
aea47d44 | 1044 | |
3b8b7135 JA |
1045 | if (num_opts == alloc_opts) { |
1046 | alloc_opts <<= 1; | |
1047 | opts = realloc(opts, | |
1048 | alloc_opts * sizeof(char *)); | |
1049 | } | |
1050 | ||
1051 | opts[num_opts] = strdup(p); | |
1052 | num_opts++; | |
ebac4655 | 1053 | } |
ebac4655 | 1054 | |
3b8b7135 JA |
1055 | ret = fio_options_parse(td, opts, num_opts); |
1056 | if (!ret) { | |
1057 | if (dump_cmdline) | |
1058 | for (i = 0; i < num_opts; i++) | |
1059 | log_info("--%s ", opts[i]); | |
1060 | ||
45410acb | 1061 | ret = add_job(td, name, 0); |
3b8b7135 | 1062 | } else { |
b1508cf9 JA |
1063 | log_err("fio: job %s dropped\n", name); |
1064 | put_job(td); | |
45410acb | 1065 | } |
3b8b7135 JA |
1066 | |
1067 | for (i = 0; i < num_opts; i++) | |
1068 | free(opts[i]); | |
1069 | num_opts = 0; | |
7c124ac1 | 1070 | } while (!ret); |
ebac4655 | 1071 | |
cca73aa7 JA |
1072 | if (dump_cmdline) |
1073 | log_info("\n"); | |
1074 | ||
7e356b2d JA |
1075 | i = 0; |
1076 | while (i < nr_job_sections) { | |
1077 | free(job_sections[i]); | |
1078 | i++; | |
1079 | } | |
1080 | ||
3b8b7135 JA |
1081 | for (i = 0; i < num_opts; i++) |
1082 | free(opts[i]); | |
1083 | ||
ebac4655 JA |
1084 | free(string); |
1085 | free(name); | |
2577594d | 1086 | free(opts); |
50d16976 | 1087 | if (!is_buf && f != stdin) |
5a729cbe | 1088 | fclose(f); |
45410acb | 1089 | return ret; |
ebac4655 JA |
1090 | } |
1091 | ||
1092 | static int fill_def_thread(void) | |
1093 | { | |
1094 | memset(&def_thread, 0, sizeof(def_thread)); | |
1095 | ||
375b2695 | 1096 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1097 | def_thread.o.timeout = def_timeout; |
ebac4655 JA |
1098 | |
1099 | /* | |
ee738499 | 1100 | * fill default options |
ebac4655 | 1101 | */ |
214e1eca | 1102 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1103 | return 0; |
1104 | } | |
1105 | ||
45378b35 | 1106 | static void usage(const char *name) |
4785f995 | 1107 | { |
085399db | 1108 | printf("fio %s\n", fio_version_string); |
45378b35 | 1109 | printf("%s [options] [job options] <job file(s)>\n", name); |
83881283 JA |
1110 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n" |
1111 | "\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n" | |
1112 | "\t\t\tdiskutil,job,mutex,profile,time,net\n"); | |
1113 | printf(" --output\t\tWrite output to file\n"); | |
1114 | printf(" --timeout\t\tRuntime in seconds\n"); | |
1115 | printf(" --latency-log\t\tGenerate per-job latency logs\n"); | |
1116 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1117 | printf(" --minimal\t\tMinimal (terse) output\n"); | |
1118 | printf(" --version\t\tPrint version info and exit\n"); | |
1119 | printf(" --terse-version=x\tTerse version output format to 'x'\n"); | |
1120 | printf(" --help\t\tPrint this page\n"); | |
1121 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" | |
5ec10eaa | 1122 | " them\n"); |
83881283 JA |
1123 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
1124 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); | |
1125 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); | |
1126 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" | |
5ec10eaa | 1127 | " writes\n"); |
83881283 JA |
1128 | printf(" --section=name\tOnly run specified section in job file\n"); |
1129 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" | |
2b386d25 | 1130 | " (def 1024)\n"); |
83881283 JA |
1131 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
1132 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); | |
1133 | printf(" --server=args\t\tStart a backend fio server\n"); | |
1134 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); | |
1135 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); | |
aa58d252 | 1136 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
83881283 | 1137 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
4785f995 JA |
1138 | } |
1139 | ||
79e48f72 | 1140 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1141 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1142 | { .name = "process", .shift = FD_PROCESS, }, |
1143 | { .name = "file", .shift = FD_FILE, }, | |
1144 | { .name = "io", .shift = FD_IO, }, | |
1145 | { .name = "mem", .shift = FD_MEM, }, | |
1146 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1147 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1148 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1149 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1150 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1151 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1152 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1153 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1154 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1155 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1156 | { .name = NULL, }, |
ee56ad50 JA |
1157 | }; |
1158 | ||
c09823ab | 1159 | static int set_debug(const char *string) |
ee56ad50 JA |
1160 | { |
1161 | struct debug_level *dl; | |
1162 | char *p = (char *) string; | |
1163 | char *opt; | |
1164 | int i; | |
1165 | ||
1166 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1167 | log_info("fio: dumping debug options:"); |
1168 | for (i = 0; debug_levels[i].name; i++) { | |
1169 | dl = &debug_levels[i]; | |
1170 | log_info("%s,", dl->name); | |
1171 | } | |
bd6f78b2 | 1172 | log_info("all\n"); |
c09823ab | 1173 | return 1; |
ee56ad50 JA |
1174 | } |
1175 | ||
1176 | while ((opt = strsep(&p, ",")) != NULL) { | |
1177 | int found = 0; | |
1178 | ||
5e1d306e JA |
1179 | if (!strncmp(opt, "all", 3)) { |
1180 | log_info("fio: set all debug options\n"); | |
1181 | fio_debug = ~0UL; | |
1182 | continue; | |
1183 | } | |
1184 | ||
ee56ad50 JA |
1185 | for (i = 0; debug_levels[i].name; i++) { |
1186 | dl = &debug_levels[i]; | |
5e1d306e JA |
1187 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1188 | if (!found) | |
1189 | continue; | |
1190 | ||
1191 | if (dl->shift == FD_JOB) { | |
1192 | opt = strchr(opt, ':'); | |
1193 | if (!opt) { | |
1194 | log_err("fio: missing job number\n"); | |
1195 | break; | |
1196 | } | |
1197 | opt++; | |
1198 | fio_debug_jobno = atoi(opt); | |
1199 | log_info("fio: set debug jobno %d\n", | |
1200 | fio_debug_jobno); | |
1201 | } else { | |
ee56ad50 | 1202 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1203 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1204 | } |
5e1d306e | 1205 | break; |
ee56ad50 JA |
1206 | } |
1207 | ||
1208 | if (!found) | |
1209 | log_err("fio: debug mask %s not found\n", opt); | |
1210 | } | |
c09823ab | 1211 | return 0; |
ee56ad50 | 1212 | } |
79e48f72 | 1213 | #else |
69b98d4c | 1214 | static int set_debug(const char *string) |
79e48f72 JA |
1215 | { |
1216 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1217 | return 1; |
79e48f72 JA |
1218 | } |
1219 | #endif | |
9ac8a797 | 1220 | |
4c6107ff JA |
1221 | static void fio_options_fill_optstring(void) |
1222 | { | |
1223 | char *ostr = cmd_optstr; | |
1224 | int i, c; | |
1225 | ||
1226 | c = i = 0; | |
1227 | while (l_opts[i].name) { | |
1228 | ostr[c++] = l_opts[i].val; | |
1229 | if (l_opts[i].has_arg == required_argument) | |
1230 | ostr[c++] = ':'; | |
1231 | else if (l_opts[i].has_arg == optional_argument) { | |
1232 | ostr[c++] = ':'; | |
1233 | ostr[c++] = ':'; | |
1234 | } | |
1235 | i++; | |
1236 | } | |
1237 | ostr[c] = '\0'; | |
1238 | } | |
1239 | ||
c2c94585 JA |
1240 | static int client_flag_set(char c) |
1241 | { | |
1242 | int i; | |
1243 | ||
1244 | i = 0; | |
1245 | while (l_opts[i].name) { | |
1246 | int val = l_opts[i].val; | |
1247 | ||
1248 | if (c == (val & 0xff)) | |
1249 | return (val & FIO_CLIENT_FLAG); | |
1250 | ||
1251 | i++; | |
1252 | } | |
1253 | ||
1254 | return 0; | |
1255 | } | |
1256 | ||
fa2ea806 | 1257 | void parse_cmd_client(void *client, char *opt) |
7a4b8240 | 1258 | { |
fa2ea806 | 1259 | fio_client_add_cmd_option(client, opt); |
7a4b8240 JA |
1260 | } |
1261 | ||
81179eec | 1262 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1263 | { |
b4692828 | 1264 | struct thread_data *td = NULL; |
c09823ab | 1265 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1266 | char *ostr = cmd_optstr; |
402668f3 | 1267 | void *pid_file = NULL; |
9bae26e8 | 1268 | void *cur_client = NULL; |
81179eec | 1269 | int backend = 0; |
ebac4655 | 1270 | |
c2c94585 JA |
1271 | /* |
1272 | * Reset optind handling, since we may call this multiple times | |
1273 | * for the backend. | |
1274 | */ | |
1275 | optind = 1; | |
7a4b8240 | 1276 | |
c2c94585 | 1277 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
085399db JA |
1278 | did_arg = 1; |
1279 | ||
c2c94585 | 1280 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
fa2ea806 | 1281 | parse_cmd_client(cur_client, argv[optind - 1]); |
7a4b8240 JA |
1282 | c &= ~FIO_CLIENT_FLAG; |
1283 | } | |
1284 | ||
ebac4655 | 1285 | switch (c) { |
2b386d25 JA |
1286 | case 'a': |
1287 | smalloc_pool_size = atoi(optarg); | |
1288 | break; | |
b4692828 | 1289 | case 't': |
8c029376 | 1290 | def_timeout = atoi(optarg); |
b4692828 JA |
1291 | break; |
1292 | case 'l': | |
1293 | write_lat_log = 1; | |
1294 | break; | |
3d73e5a9 | 1295 | case 'b': |
b4692828 JA |
1296 | write_bw_log = 1; |
1297 | break; | |
1298 | case 'o': | |
1299 | f_out = fopen(optarg, "w+"); | |
1300 | if (!f_out) { | |
1301 | perror("fopen output"); | |
1302 | exit(1); | |
1303 | } | |
1304 | f_err = f_out; | |
1305 | break; | |
1306 | case 'm': | |
1307 | terse_output = 1; | |
1308 | break; | |
1309 | case 'h': | |
7874f8b7 | 1310 | if (!cur_client) { |
c2c94585 | 1311 | usage(argv[0]); |
7874f8b7 JA |
1312 | do_exit++; |
1313 | } | |
c2c94585 | 1314 | break; |
fd28ca49 | 1315 | case 'c': |
7874f8b7 | 1316 | if (!cur_client) { |
c2c94585 | 1317 | fio_show_option_help(optarg); |
7874f8b7 JA |
1318 | do_exit++; |
1319 | } | |
c2c94585 | 1320 | break; |
cca73aa7 JA |
1321 | case 's': |
1322 | dump_cmdline = 1; | |
1323 | break; | |
724e4435 JA |
1324 | case 'r': |
1325 | read_only = 1; | |
1326 | break; | |
b4692828 | 1327 | case 'v': |
7874f8b7 | 1328 | if (!cur_client) { |
085399db | 1329 | log_info("fio %s\n", fio_version_string); |
7874f8b7 JA |
1330 | do_exit++; |
1331 | } | |
c2c94585 | 1332 | break; |
f57a9c59 JA |
1333 | case 'V': |
1334 | terse_version = atoi(optarg); | |
4d658652 | 1335 | if (!(terse_version == 2 || terse_version == 3)) { |
f57a9c59 JA |
1336 | log_err("fio: bad terse version format\n"); |
1337 | exit_val = 1; | |
1338 | do_exit++; | |
1339 | } | |
1340 | break; | |
e592a06b AC |
1341 | case 'e': |
1342 | if (!strcmp("always", optarg)) | |
1343 | eta_print = FIO_ETA_ALWAYS; | |
1344 | else if (!strcmp("never", optarg)) | |
1345 | eta_print = FIO_ETA_NEVER; | |
1346 | break; | |
ee56ad50 | 1347 | case 'd': |
c09823ab JA |
1348 | if (set_debug(optarg)) |
1349 | do_exit++; | |
ee56ad50 | 1350 | break; |
ad0a2735 JA |
1351 | case 'x': { |
1352 | size_t new_size; | |
1353 | ||
01f06b63 | 1354 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1355 | log_err("fio: can't use global as only " |
1356 | "section\n"); | |
c09823ab JA |
1357 | do_exit++; |
1358 | exit_val = 1; | |
01f06b63 JA |
1359 | break; |
1360 | } | |
ad0a2735 JA |
1361 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1362 | job_sections = realloc(job_sections, new_size); | |
1363 | job_sections[nr_job_sections] = strdup(optarg); | |
1364 | nr_job_sections++; | |
01f06b63 | 1365 | break; |
ad0a2735 | 1366 | } |
9ac8a797 | 1367 | case 'p': |
07b3232d | 1368 | exec_profile = strdup(optarg); |
9ac8a797 | 1369 | break; |
b4692828 | 1370 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1371 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1372 | char *val = optarg; |
1373 | ||
c2b1e753 | 1374 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1375 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1376 | if (ret) |
c2b1e753 | 1377 | return 0; |
c2b1e753 JA |
1378 | td = NULL; |
1379 | } | |
b4692828 | 1380 | if (!td) { |
01f06b63 | 1381 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1382 | int global = 0; |
1383 | ||
01f06b63 | 1384 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1385 | global = 1; |
c2b1e753 | 1386 | |
01f06b63 JA |
1387 | if (is_section && skip_this_section(val)) |
1388 | continue; | |
1389 | ||
c2b1e753 | 1390 | td = get_new_job(global, &def_thread); |
b4692828 JA |
1391 | if (!td) |
1392 | return 0; | |
1393 | } | |
38d0adb0 | 1394 | |
214e1eca | 1395 | ret = fio_cmd_option_parse(td, opt, val); |
b4692828 JA |
1396 | break; |
1397 | } | |
a9523c6f JA |
1398 | case 'w': |
1399 | warnings_fatal = 1; | |
1400 | break; | |
fca70358 JA |
1401 | case 'j': |
1402 | max_jobs = atoi(optarg); | |
1403 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1404 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1405 | do_exit++; | |
1406 | exit_val = 1; | |
1407 | } | |
1408 | break; | |
50d16976 | 1409 | case 'S': |
a37f69b7 | 1410 | if (nr_clients) { |
132159a5 JA |
1411 | log_err("fio: can't be both client and server\n"); |
1412 | do_exit++; | |
1413 | exit_val = 1; | |
1414 | break; | |
1415 | } | |
87aa8f19 | 1416 | if (optarg) |
bebe6398 | 1417 | fio_server_set_arg(optarg); |
50d16976 | 1418 | is_backend = 1; |
81179eec | 1419 | backend = 1; |
50d16976 | 1420 | break; |
e46d8091 | 1421 | case 'D': |
402668f3 | 1422 | pid_file = strdup(optarg); |
e46d8091 | 1423 | break; |
132159a5 JA |
1424 | case 'C': |
1425 | if (is_backend) { | |
1426 | log_err("fio: can't be both client and server\n"); | |
1427 | do_exit++; | |
1428 | exit_val = 1; | |
1429 | break; | |
1430 | } | |
bebe6398 JA |
1431 | if (fio_client_add(optarg, &cur_client)) { |
1432 | log_err("fio: failed adding client %s\n", optarg); | |
1433 | do_exit++; | |
1434 | exit_val = 1; | |
1435 | break; | |
1436 | } | |
132159a5 | 1437 | break; |
b4692828 | 1438 | default: |
c09823ab JA |
1439 | do_exit++; |
1440 | exit_val = 1; | |
b4692828 | 1441 | break; |
ebac4655 | 1442 | } |
c7d5c941 JA |
1443 | if (do_exit) |
1444 | break; | |
ebac4655 | 1445 | } |
c9fad893 | 1446 | |
c2c94585 JA |
1447 | if (do_exit) { |
1448 | if (exit_val && !(is_backend || nr_clients)) | |
1449 | exit(exit_val); | |
1450 | } | |
536582bf | 1451 | |
a37f69b7 | 1452 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1453 | do_exit++; |
1454 | exit_val = 1; | |
cdf54d85 | 1455 | return -1; |
132159a5 JA |
1456 | } |
1457 | ||
81179eec | 1458 | if (is_backend && backend) |
402668f3 | 1459 | return fio_start_server(pid_file); |
50d16976 | 1460 | |
b4692828 | 1461 | if (td) { |
7d6a8904 | 1462 | if (!ret) |
2dc1bbeb | 1463 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1464 | } |
774a6177 | 1465 | |
7874f8b7 | 1466 | while (!ret && optind < argc) { |
b4692828 JA |
1467 | ini_idx++; |
1468 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1469 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1470 | optind++; | |
eb8bbf48 | 1471 | } |
972cfd25 JA |
1472 | |
1473 | return ini_idx; | |
ebac4655 JA |
1474 | } |
1475 | ||
ebac4655 JA |
1476 | int parse_options(int argc, char *argv[]) |
1477 | { | |
972cfd25 JA |
1478 | int job_files, i; |
1479 | ||
b4692828 JA |
1480 | f_out = stdout; |
1481 | f_err = stderr; | |
1482 | ||
4c6107ff | 1483 | fio_options_fill_optstring(); |
5ec10eaa | 1484 | fio_options_dup_and_init(l_opts); |
b4692828 | 1485 | |
9d9eb2e7 JA |
1486 | atexit(free_shm); |
1487 | ||
ebac4655 JA |
1488 | if (fill_def_thread()) |
1489 | return 1; | |
1490 | ||
972cfd25 | 1491 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1492 | |
cdf54d85 JA |
1493 | if (job_files > 0) { |
1494 | for (i = 0; i < job_files; i++) { | |
1495 | if (fill_def_thread()) | |
132159a5 | 1496 | return 1; |
cdf54d85 JA |
1497 | if (nr_clients) { |
1498 | if (fio_clients_send_ini(ini_file[i])) | |
1499 | return 1; | |
1500 | free(ini_file[i]); | |
1501 | } else if (!is_backend) { | |
1502 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1503 | return 1; | |
1504 | free(ini_file[i]); | |
1505 | } | |
132159a5 | 1506 | } |
972cfd25 | 1507 | } |
ebac4655 | 1508 | |
88c6ed80 | 1509 | free(ini_file); |
7e356b2d | 1510 | fio_options_free(&def_thread); |
b4692828 JA |
1511 | |
1512 | if (!thread_number) { | |
cca73aa7 JA |
1513 | if (dump_cmdline) |
1514 | return 0; | |
07b3232d JA |
1515 | if (exec_profile) |
1516 | return 0; | |
a37f69b7 | 1517 | if (is_backend || nr_clients) |
5c341e9a | 1518 | return 0; |
085399db JA |
1519 | if (did_arg) |
1520 | return 0; | |
cca73aa7 | 1521 | |
d65e11c6 | 1522 | log_err("No jobs(s) defined\n\n"); |
085399db JA |
1523 | |
1524 | if (!did_arg) { | |
1525 | usage(argv[0]); | |
1526 | return 1; | |
1527 | } | |
1528 | ||
1529 | return 0; | |
b4692828 JA |
1530 | } |
1531 | ||
be4ecfdf JA |
1532 | if (def_thread.o.gtod_offload) { |
1533 | fio_gtod_init(); | |
1534 | fio_gtod_offload = 1; | |
1535 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1536 | } | |
1537 | ||
f6dea4d3 JA |
1538 | if (!terse_output) |
1539 | log_info("fio %s\n", fio_version_string); | |
1540 | ||
ebac4655 JA |
1541 | return 0; |
1542 | } |