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 | ||
81179eec JA |
26 | #if FIO_PATCH > 0 |
27 | static char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ | |
28 | __fio_stringify(FIO_MINOR) "." \ | |
29 | __fio_stringify(FIO_PATCH); | |
30 | #else | |
31 | static char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ | |
32 | __fio_stringify(FIO_MINOR); | |
33 | #endif | |
214e1eca | 34 | |
ee738499 | 35 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 36 | |
214e1eca | 37 | static char **ini_file; |
fca70358 | 38 | static int max_jobs = FIO_MAX_JOBS; |
cca73aa7 | 39 | static int dump_cmdline; |
8c029376 | 40 | static int def_timeout; |
e1f36503 | 41 | |
be4ecfdf | 42 | static struct thread_data def_thread; |
214e1eca | 43 | struct thread_data *threads = NULL; |
e1f36503 | 44 | |
214e1eca JA |
45 | int exitall_on_terminate = 0; |
46 | int terse_output = 0; | |
e592a06b | 47 | int eta_print; |
214e1eca JA |
48 | unsigned long long mlock_size = 0; |
49 | FILE *f_out = NULL; | |
50 | FILE *f_err = NULL; | |
ad0a2735 JA |
51 | char **job_sections = NULL; |
52 | int nr_job_sections = 0; | |
07b3232d | 53 | char *exec_profile = NULL; |
a9523c6f | 54 | int warnings_fatal = 0; |
f57a9c59 | 55 | int terse_version = 2; |
50d16976 | 56 | int is_backend = 0; |
a37f69b7 | 57 | int nr_clients = 0; |
e46d8091 | 58 | int log_syslog = 0; |
ee738499 | 59 | |
214e1eca | 60 | int write_bw_log = 0; |
4241ea8f | 61 | int read_only = 0; |
214e1eca | 62 | |
5ec10eaa | 63 | static int write_lat_log; |
e1f36503 | 64 | |
214e1eca | 65 | static int prev_group_jobs; |
b4692828 | 66 | |
ee56ad50 | 67 | unsigned long fio_debug = 0; |
5e1d306e JA |
68 | unsigned int fio_debug_jobno = -1; |
69 | unsigned int *fio_debug_jobp = NULL; | |
ee56ad50 | 70 | |
4c6107ff JA |
71 | static char cmd_optstr[256]; |
72 | ||
802ad4a8 JA |
73 | const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = { |
74 | { .u.f = 1.0 }, | |
75 | { .u.f = 5.0 }, | |
76 | { .u.f = 10.0 }, | |
77 | { .u.f = 20.0 }, | |
78 | { .u.f = 30.0 }, | |
79 | { .u.f = 40.0 }, | |
80 | { .u.f = 50.0 }, | |
81 | { .u.f = 60.0 }, | |
82 | { .u.f = 70.0 }, | |
83 | { .u.f = 80.0 }, | |
84 | { .u.f = 90.0 }, | |
85 | { .u.f = 95.0 }, | |
86 | { .u.f = 99.0 }, | |
87 | { .u.f = 99.5 }, | |
88 | { .u.f = 99.9 }, | |
89 | }; | |
90 | ||
7a4b8240 JA |
91 | #define FIO_CLIENT_FLAG (1 << 16) |
92 | ||
b4692828 JA |
93 | /* |
94 | * Command line options. These will contain the above, plus a few | |
95 | * extra that only pertain to fio itself and not jobs. | |
96 | */ | |
5ec10eaa | 97 | static struct option l_opts[FIO_NR_OPTIONS] = { |
b4692828 | 98 | { |
08d2a19c | 99 | .name = (char *) "output", |
b4692828 | 100 | .has_arg = required_argument, |
7a4b8240 | 101 | .val = 'o' | FIO_CLIENT_FLAG, |
b4692828 JA |
102 | }, |
103 | { | |
08d2a19c | 104 | .name = (char *) "timeout", |
b4692828 | 105 | .has_arg = required_argument, |
7a4b8240 | 106 | .val = 't' | FIO_CLIENT_FLAG, |
b4692828 JA |
107 | }, |
108 | { | |
08d2a19c | 109 | .name = (char *) "latency-log", |
b4692828 | 110 | .has_arg = required_argument, |
7a4b8240 | 111 | .val = 'l' | FIO_CLIENT_FLAG, |
b4692828 JA |
112 | }, |
113 | { | |
08d2a19c | 114 | .name = (char *) "bandwidth-log", |
b4692828 | 115 | .has_arg = required_argument, |
7a4b8240 | 116 | .val = 'b' | FIO_CLIENT_FLAG, |
b4692828 JA |
117 | }, |
118 | { | |
08d2a19c | 119 | .name = (char *) "minimal", |
b4692828 | 120 | .has_arg = optional_argument, |
7a4b8240 | 121 | .val = 'm' | FIO_CLIENT_FLAG, |
b4692828 JA |
122 | }, |
123 | { | |
08d2a19c | 124 | .name = (char *) "version", |
b4692828 | 125 | .has_arg = no_argument, |
7a4b8240 | 126 | .val = 'v' | FIO_CLIENT_FLAG, |
b4692828 | 127 | }, |
fd28ca49 | 128 | { |
08d2a19c | 129 | .name = (char *) "help", |
fd28ca49 | 130 | .has_arg = no_argument, |
7a4b8240 | 131 | .val = 'h' | FIO_CLIENT_FLAG, |
fd28ca49 JA |
132 | }, |
133 | { | |
08d2a19c | 134 | .name = (char *) "cmdhelp", |
320beefe | 135 | .has_arg = optional_argument, |
7a4b8240 | 136 | .val = 'c' | FIO_CLIENT_FLAG, |
fd28ca49 | 137 | }, |
cca73aa7 | 138 | { |
08d2a19c | 139 | .name = (char *) "showcmd", |
cca73aa7 | 140 | .has_arg = no_argument, |
7a4b8240 | 141 | .val = 's' | FIO_CLIENT_FLAG, |
724e4435 JA |
142 | }, |
143 | { | |
08d2a19c | 144 | .name = (char *) "readonly", |
724e4435 | 145 | .has_arg = no_argument, |
7a4b8240 | 146 | .val = 'r' | FIO_CLIENT_FLAG, |
cca73aa7 | 147 | }, |
e592a06b | 148 | { |
08d2a19c | 149 | .name = (char *) "eta", |
e592a06b | 150 | .has_arg = required_argument, |
7a4b8240 | 151 | .val = 'e' | FIO_CLIENT_FLAG, |
e592a06b | 152 | }, |
ee56ad50 | 153 | { |
08d2a19c | 154 | .name = (char *) "debug", |
ee56ad50 | 155 | .has_arg = required_argument, |
7a4b8240 | 156 | .val = 'd' | FIO_CLIENT_FLAG, |
ee56ad50 | 157 | }, |
01f06b63 | 158 | { |
08d2a19c | 159 | .name = (char *) "section", |
01f06b63 | 160 | .has_arg = required_argument, |
7a4b8240 | 161 | .val = 'x' | FIO_CLIENT_FLAG, |
01f06b63 | 162 | }, |
2b386d25 | 163 | { |
08d2a19c | 164 | .name = (char *) "alloc-size", |
2b386d25 | 165 | .has_arg = required_argument, |
7a4b8240 | 166 | .val = 'a' | FIO_CLIENT_FLAG, |
2b386d25 | 167 | }, |
9ac8a797 | 168 | { |
08d2a19c | 169 | .name = (char *) "profile", |
9ac8a797 | 170 | .has_arg = required_argument, |
7a4b8240 | 171 | .val = 'p' | FIO_CLIENT_FLAG, |
9ac8a797 | 172 | }, |
a9523c6f | 173 | { |
08d2a19c | 174 | .name = (char *) "warnings-fatal", |
a9523c6f | 175 | .has_arg = no_argument, |
7a4b8240 | 176 | .val = 'w' | FIO_CLIENT_FLAG, |
a9523c6f | 177 | }, |
fca70358 JA |
178 | { |
179 | .name = (char *) "max-jobs", | |
180 | .has_arg = required_argument, | |
7a4b8240 | 181 | .val = 'j' | FIO_CLIENT_FLAG, |
fca70358 | 182 | }, |
f57a9c59 JA |
183 | { |
184 | .name = (char *) "terse-version", | |
185 | .has_arg = required_argument, | |
7a4b8240 | 186 | .val = 'V' | FIO_CLIENT_FLAG, |
f57a9c59 | 187 | }, |
50d16976 JA |
188 | { |
189 | .name = (char *) "server", | |
190 | .has_arg = no_argument, | |
191 | .val = 'S', | |
192 | }, | |
e46d8091 JA |
193 | { .name = (char *) "daemonize", |
194 | .has_arg = no_argument, | |
195 | .val = 'D', | |
196 | }, | |
132159a5 JA |
197 | { |
198 | .name = (char *) "net-port", | |
199 | .has_arg = required_argument, | |
200 | .val = 'P', | |
201 | }, | |
202 | { | |
203 | .name = (char *) "client", | |
204 | .has_arg = required_argument, | |
205 | .val = 'C', | |
206 | }, | |
b4692828 JA |
207 | { |
208 | .name = NULL, | |
209 | }, | |
210 | }; | |
211 | ||
9d9eb2e7 JA |
212 | static void free_shm(void) |
213 | { | |
214 | struct shmid_ds sbuf; | |
215 | ||
216 | if (threads) { | |
217 | void *tp = threads; | |
218 | ||
219 | threads = NULL; | |
220 | file_hash_exit(); | |
221 | fio_debug_jobp = NULL; | |
222 | shmdt(tp); | |
223 | shmctl(shm_id, IPC_RMID, &sbuf); | |
224 | } | |
225 | ||
226 | scleanup(); | |
227 | } | |
228 | ||
229 | /* | |
230 | * The thread area is shared between the main process and the job | |
231 | * threads/processes. So setup a shared memory segment that will hold | |
232 | * all the job info. We use the end of the region for keeping track of | |
233 | * open files across jobs, for file sharing. | |
234 | */ | |
235 | static int setup_thread_area(void) | |
236 | { | |
237 | void *hash; | |
238 | ||
239 | if (threads) | |
240 | return 0; | |
241 | ||
242 | /* | |
243 | * 1024 is too much on some machines, scale max_jobs if | |
244 | * we get a failure that looks like too large a shm segment | |
245 | */ | |
246 | do { | |
247 | size_t size = max_jobs * sizeof(struct thread_data); | |
248 | ||
249 | size += file_hash_size; | |
250 | size += sizeof(unsigned int); | |
251 | ||
252 | shm_id = shmget(0, size, IPC_CREAT | 0600); | |
253 | if (shm_id != -1) | |
254 | break; | |
255 | if (errno != EINVAL) { | |
256 | perror("shmget"); | |
257 | break; | |
258 | } | |
259 | ||
260 | max_jobs >>= 1; | |
261 | } while (max_jobs); | |
262 | ||
263 | if (shm_id == -1) | |
264 | return 1; | |
265 | ||
266 | threads = shmat(shm_id, NULL, 0); | |
267 | if (threads == (void *) -1) { | |
268 | perror("shmat"); | |
269 | return 1; | |
270 | } | |
271 | ||
272 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); | |
273 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); | |
274 | fio_debug_jobp = (void *) hash + file_hash_size; | |
275 | *fio_debug_jobp = -1; | |
276 | file_hash_init(hash); | |
277 | return 0; | |
278 | } | |
279 | ||
906c8d75 JA |
280 | /* |
281 | * Return a free job structure. | |
282 | */ | |
ebac4655 JA |
283 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
284 | { | |
285 | struct thread_data *td; | |
286 | ||
287 | if (global) | |
288 | return &def_thread; | |
9d9eb2e7 JA |
289 | if (setup_thread_area()) { |
290 | log_err("error: failed to setup shm segment\n"); | |
291 | return NULL; | |
292 | } | |
e61f1ec8 BC |
293 | if (thread_number >= max_jobs) { |
294 | log_err("error: maximum number of jobs (%d) reached.\n", | |
295 | max_jobs); | |
ebac4655 | 296 | return NULL; |
e61f1ec8 | 297 | } |
ebac4655 JA |
298 | |
299 | td = &threads[thread_number++]; | |
ddaeaa5a | 300 | *td = *parent; |
ebac4655 | 301 | |
e0b0d892 JA |
302 | td->o.uid = td->o.gid = -1U; |
303 | ||
cade3ef4 | 304 | dup_files(td, parent); |
d23bb327 | 305 | options_mem_dupe(td); |
cade3ef4 | 306 | |
15dc1934 JA |
307 | profile_add_hooks(td); |
308 | ||
ebac4655 | 309 | td->thread_number = thread_number; |
ebac4655 JA |
310 | return td; |
311 | } | |
312 | ||
313 | static void put_job(struct thread_data *td) | |
314 | { | |
549577a7 JA |
315 | if (td == &def_thread) |
316 | return; | |
84dd1886 | 317 | |
58c55ba0 | 318 | profile_td_exit(td); |
549577a7 | 319 | |
16edf25d | 320 | if (td->error) |
6d86144d | 321 | log_info("fio: %s\n", td->verror); |
16edf25d | 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 | |
967 | p = fgets(string, 4095, 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 | ||
3b8b7135 JA |
1075 | for (i = 0; i < num_opts; i++) |
1076 | free(opts[i]); | |
1077 | ||
ebac4655 JA |
1078 | free(string); |
1079 | free(name); | |
2577594d | 1080 | free(opts); |
50d16976 | 1081 | if (!is_buf && f != stdin) |
5a729cbe | 1082 | fclose(f); |
45410acb | 1083 | return ret; |
ebac4655 JA |
1084 | } |
1085 | ||
1086 | static int fill_def_thread(void) | |
1087 | { | |
1088 | memset(&def_thread, 0, sizeof(def_thread)); | |
1089 | ||
375b2695 | 1090 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
8c029376 | 1091 | def_thread.o.timeout = def_timeout; |
ebac4655 JA |
1092 | |
1093 | /* | |
ee738499 | 1094 | * fill default options |
ebac4655 | 1095 | */ |
214e1eca | 1096 | fio_fill_default_options(&def_thread); |
ebac4655 JA |
1097 | return 0; |
1098 | } | |
1099 | ||
45378b35 | 1100 | static void usage(const char *name) |
4785f995 | 1101 | { |
43617628 | 1102 | printf("%s\n", fio_version_string); |
45378b35 | 1103 | printf("%s [options] [job options] <job file(s)>\n", name); |
ee56ad50 | 1104 | printf("\t--debug=options\tEnable debug logging\n"); |
b4692828 JA |
1105 | printf("\t--output\tWrite output to file\n"); |
1106 | printf("\t--timeout\tRuntime in seconds\n"); | |
1107 | printf("\t--latency-log\tGenerate per-job latency logs\n"); | |
1108 | printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1109 | printf("\t--minimal\tMinimal (terse) output\n"); | |
1110 | printf("\t--version\tPrint version info and exit\n"); | |
f57a9c59 | 1111 | printf("\t--terse-version=x Terse version output format\n"); |
fd28ca49 | 1112 | printf("\t--help\t\tPrint this page\n"); |
5ec10eaa JA |
1113 | printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of" |
1114 | " them\n"); | |
cca73aa7 | 1115 | printf("\t--showcmd\tTurn a job file into command line options\n"); |
e592a06b AC |
1116 | printf("\t--eta=when\tWhen ETA estimate should be printed\n"); |
1117 | printf("\t \tMay be \"always\", \"never\" or \"auto\"\n"); | |
5ec10eaa JA |
1118 | printf("\t--readonly\tTurn on safety read-only checks, preventing" |
1119 | " writes\n"); | |
01f06b63 | 1120 | printf("\t--section=name\tOnly run specified section in job file\n"); |
2b386d25 JA |
1121 | printf("\t--alloc-size=kb\tSet smalloc pool to this size in kb" |
1122 | " (def 1024)\n"); | |
a9523c6f | 1123 | printf("\t--warnings-fatal Fio parser warnings are fatal\n"); |
fca70358 | 1124 | printf("\t--max-jobs\tMaximum number of threads/processes to support\n"); |
132159a5 JA |
1125 | printf("\t--server\tStart a backend fio server\n"); |
1126 | printf("\t--client=hostname Talk to remove backend fio server at hostname\n"); | |
1127 | printf("\t--net-port=port\tUse specified port for client/server connection\n"); | |
aa58d252 JA |
1128 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
1129 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); | |
4785f995 JA |
1130 | } |
1131 | ||
79e48f72 | 1132 | #ifdef FIO_INC_DEBUG |
ee56ad50 | 1133 | struct debug_level debug_levels[] = { |
bd6f78b2 JA |
1134 | { .name = "process", .shift = FD_PROCESS, }, |
1135 | { .name = "file", .shift = FD_FILE, }, | |
1136 | { .name = "io", .shift = FD_IO, }, | |
1137 | { .name = "mem", .shift = FD_MEM, }, | |
1138 | { .name = "blktrace", .shift = FD_BLKTRACE }, | |
1139 | { .name = "verify", .shift = FD_VERIFY }, | |
84422acd | 1140 | { .name = "random", .shift = FD_RANDOM }, |
a3d741fa | 1141 | { .name = "parse", .shift = FD_PARSE }, |
cd991b9e | 1142 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
5e1d306e | 1143 | { .name = "job", .shift = FD_JOB }, |
29adda3c | 1144 | { .name = "mutex", .shift = FD_MUTEX }, |
79d16311 | 1145 | { .name = "profile", .shift = FD_PROFILE }, |
c223da83 | 1146 | { .name = "time", .shift = FD_TIME }, |
eb7976ef | 1147 | { .name = "net", .shift = FD_NET }, |
02444ad1 | 1148 | { .name = NULL, }, |
ee56ad50 JA |
1149 | }; |
1150 | ||
c09823ab | 1151 | static int set_debug(const char *string) |
ee56ad50 JA |
1152 | { |
1153 | struct debug_level *dl; | |
1154 | char *p = (char *) string; | |
1155 | char *opt; | |
1156 | int i; | |
1157 | ||
1158 | if (!strcmp(string, "?") || !strcmp(string, "help")) { | |
ee56ad50 JA |
1159 | log_info("fio: dumping debug options:"); |
1160 | for (i = 0; debug_levels[i].name; i++) { | |
1161 | dl = &debug_levels[i]; | |
1162 | log_info("%s,", dl->name); | |
1163 | } | |
bd6f78b2 | 1164 | log_info("all\n"); |
c09823ab | 1165 | return 1; |
ee56ad50 JA |
1166 | } |
1167 | ||
1168 | while ((opt = strsep(&p, ",")) != NULL) { | |
1169 | int found = 0; | |
1170 | ||
5e1d306e JA |
1171 | if (!strncmp(opt, "all", 3)) { |
1172 | log_info("fio: set all debug options\n"); | |
1173 | fio_debug = ~0UL; | |
1174 | continue; | |
1175 | } | |
1176 | ||
ee56ad50 JA |
1177 | for (i = 0; debug_levels[i].name; i++) { |
1178 | dl = &debug_levels[i]; | |
5e1d306e JA |
1179 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
1180 | if (!found) | |
1181 | continue; | |
1182 | ||
1183 | if (dl->shift == FD_JOB) { | |
1184 | opt = strchr(opt, ':'); | |
1185 | if (!opt) { | |
1186 | log_err("fio: missing job number\n"); | |
1187 | break; | |
1188 | } | |
1189 | opt++; | |
1190 | fio_debug_jobno = atoi(opt); | |
1191 | log_info("fio: set debug jobno %d\n", | |
1192 | fio_debug_jobno); | |
1193 | } else { | |
ee56ad50 | 1194 | log_info("fio: set debug option %s\n", opt); |
bd6f78b2 | 1195 | fio_debug |= (1UL << dl->shift); |
ee56ad50 | 1196 | } |
5e1d306e | 1197 | break; |
ee56ad50 JA |
1198 | } |
1199 | ||
1200 | if (!found) | |
1201 | log_err("fio: debug mask %s not found\n", opt); | |
1202 | } | |
c09823ab | 1203 | return 0; |
ee56ad50 | 1204 | } |
79e48f72 | 1205 | #else |
69b98d4c | 1206 | static int set_debug(const char *string) |
79e48f72 JA |
1207 | { |
1208 | log_err("fio: debug tracing not included in build\n"); | |
c09823ab | 1209 | return 1; |
79e48f72 JA |
1210 | } |
1211 | #endif | |
9ac8a797 | 1212 | |
4c6107ff JA |
1213 | static void fio_options_fill_optstring(void) |
1214 | { | |
1215 | char *ostr = cmd_optstr; | |
1216 | int i, c; | |
1217 | ||
1218 | c = i = 0; | |
1219 | while (l_opts[i].name) { | |
1220 | ostr[c++] = l_opts[i].val; | |
1221 | if (l_opts[i].has_arg == required_argument) | |
1222 | ostr[c++] = ':'; | |
1223 | else if (l_opts[i].has_arg == optional_argument) { | |
1224 | ostr[c++] = ':'; | |
1225 | ostr[c++] = ':'; | |
1226 | } | |
1227 | i++; | |
1228 | } | |
1229 | ostr[c] = '\0'; | |
1230 | } | |
1231 | ||
7a4b8240 JA |
1232 | int parse_cmd_client(char *client, char *opt) |
1233 | { | |
1234 | return fio_client_add_cmd_option(client, opt); | |
1235 | } | |
1236 | ||
81179eec | 1237 | int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1238 | { |
b4692828 | 1239 | struct thread_data *td = NULL; |
c09823ab | 1240 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
4c6107ff | 1241 | char *ostr = cmd_optstr; |
e46d8091 | 1242 | int daemonize_server = 0; |
81179eec JA |
1243 | char *cur_client = NULL; |
1244 | int backend = 0; | |
ebac4655 | 1245 | |
4c6107ff | 1246 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
7a4b8240 JA |
1247 | |
1248 | if (c & FIO_CLIENT_FLAG) { | |
1249 | if (parse_cmd_client(cur_client, argv[optind - 1])) { | |
1250 | exit_val = 1; | |
1251 | do_exit++; | |
1252 | break; | |
1253 | } | |
1254 | c &= ~FIO_CLIENT_FLAG; | |
1255 | } | |
1256 | ||
ebac4655 | 1257 | switch (c) { |
2b386d25 JA |
1258 | case 'a': |
1259 | smalloc_pool_size = atoi(optarg); | |
1260 | break; | |
b4692828 | 1261 | case 't': |
8c029376 | 1262 | def_timeout = atoi(optarg); |
b4692828 JA |
1263 | break; |
1264 | case 'l': | |
1265 | write_lat_log = 1; | |
1266 | break; | |
3d73e5a9 | 1267 | case 'b': |
b4692828 JA |
1268 | write_bw_log = 1; |
1269 | break; | |
1270 | case 'o': | |
1271 | f_out = fopen(optarg, "w+"); | |
1272 | if (!f_out) { | |
1273 | perror("fopen output"); | |
1274 | exit(1); | |
1275 | } | |
1276 | f_err = f_out; | |
1277 | break; | |
1278 | case 'm': | |
1279 | terse_output = 1; | |
1280 | break; | |
1281 | case 'h': | |
45378b35 | 1282 | usage(argv[0]); |
b4692828 | 1283 | exit(0); |
fd28ca49 | 1284 | case 'c': |
214e1eca | 1285 | exit(fio_show_option_help(optarg)); |
cca73aa7 JA |
1286 | case 's': |
1287 | dump_cmdline = 1; | |
1288 | break; | |
724e4435 JA |
1289 | case 'r': |
1290 | read_only = 1; | |
1291 | break; | |
b4692828 | 1292 | case 'v': |
ca740f4e | 1293 | log_info("%s\n", fio_version_string); |
b4692828 | 1294 | exit(0); |
f57a9c59 JA |
1295 | case 'V': |
1296 | terse_version = atoi(optarg); | |
1297 | if (terse_version != 2) { | |
1298 | log_err("fio: bad terse version format\n"); | |
1299 | exit_val = 1; | |
1300 | do_exit++; | |
1301 | } | |
1302 | break; | |
e592a06b AC |
1303 | case 'e': |
1304 | if (!strcmp("always", optarg)) | |
1305 | eta_print = FIO_ETA_ALWAYS; | |
1306 | else if (!strcmp("never", optarg)) | |
1307 | eta_print = FIO_ETA_NEVER; | |
1308 | break; | |
ee56ad50 | 1309 | case 'd': |
c09823ab JA |
1310 | if (set_debug(optarg)) |
1311 | do_exit++; | |
ee56ad50 | 1312 | break; |
ad0a2735 JA |
1313 | case 'x': { |
1314 | size_t new_size; | |
1315 | ||
01f06b63 | 1316 | if (!strcmp(optarg, "global")) { |
5ec10eaa JA |
1317 | log_err("fio: can't use global as only " |
1318 | "section\n"); | |
c09823ab JA |
1319 | do_exit++; |
1320 | exit_val = 1; | |
01f06b63 JA |
1321 | break; |
1322 | } | |
ad0a2735 JA |
1323 | new_size = (nr_job_sections + 1) * sizeof(char *); |
1324 | job_sections = realloc(job_sections, new_size); | |
1325 | job_sections[nr_job_sections] = strdup(optarg); | |
1326 | nr_job_sections++; | |
01f06b63 | 1327 | break; |
ad0a2735 | 1328 | } |
9ac8a797 | 1329 | case 'p': |
07b3232d | 1330 | exec_profile = strdup(optarg); |
9ac8a797 | 1331 | break; |
b4692828 | 1332 | case FIO_GETOPT_JOB: { |
5ec10eaa | 1333 | const char *opt = l_opts[lidx].name; |
b4692828 JA |
1334 | char *val = optarg; |
1335 | ||
c2b1e753 | 1336 | if (!strncmp(opt, "name", 4) && td) { |
2dc1bbeb | 1337 | ret = add_job(td, td->o.name ?: "fio", 0); |
66251554 | 1338 | if (ret) |
c2b1e753 | 1339 | return 0; |
c2b1e753 JA |
1340 | td = NULL; |
1341 | } | |
b4692828 | 1342 | if (!td) { |
01f06b63 | 1343 | int is_section = !strncmp(opt, "name", 4); |
3106f220 JA |
1344 | int global = 0; |
1345 | ||
01f06b63 | 1346 | if (!is_section || !strncmp(val, "global", 6)) |
3106f220 | 1347 | global = 1; |
c2b1e753 | 1348 | |
01f06b63 JA |
1349 | if (is_section && skip_this_section(val)) |
1350 | continue; | |
1351 | ||
c2b1e753 | 1352 | td = get_new_job(global, &def_thread); |
b4692828 JA |
1353 | if (!td) |
1354 | return 0; | |
1355 | } | |
38d0adb0 | 1356 | |
214e1eca | 1357 | ret = fio_cmd_option_parse(td, opt, val); |
b4692828 JA |
1358 | break; |
1359 | } | |
a9523c6f JA |
1360 | case 'w': |
1361 | warnings_fatal = 1; | |
1362 | break; | |
fca70358 JA |
1363 | case 'j': |
1364 | max_jobs = atoi(optarg); | |
1365 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { | |
1366 | log_err("fio: invalid max jobs: %d\n", max_jobs); | |
1367 | do_exit++; | |
1368 | exit_val = 1; | |
1369 | } | |
1370 | break; | |
50d16976 | 1371 | case 'S': |
a37f69b7 | 1372 | if (nr_clients) { |
132159a5 JA |
1373 | log_err("fio: can't be both client and server\n"); |
1374 | do_exit++; | |
1375 | exit_val = 1; | |
1376 | break; | |
1377 | } | |
50d16976 | 1378 | is_backend = 1; |
81179eec | 1379 | backend = 1; |
50d16976 | 1380 | break; |
e46d8091 JA |
1381 | case 'D': |
1382 | daemonize_server = 1; | |
1383 | break; | |
132159a5 JA |
1384 | case 'P': |
1385 | fio_net_port = atoi(optarg); | |
1386 | break; | |
1387 | case 'C': | |
1388 | if (is_backend) { | |
1389 | log_err("fio: can't be both client and server\n"); | |
1390 | do_exit++; | |
1391 | exit_val = 1; | |
1392 | break; | |
1393 | } | |
a37f69b7 | 1394 | fio_client_add(optarg); |
81179eec | 1395 | cur_client = optarg; |
132159a5 | 1396 | break; |
b4692828 | 1397 | default: |
c09823ab JA |
1398 | do_exit++; |
1399 | exit_val = 1; | |
b4692828 | 1400 | break; |
ebac4655 | 1401 | } |
c7d5c941 JA |
1402 | if (do_exit) |
1403 | break; | |
ebac4655 | 1404 | } |
c9fad893 | 1405 | |
c09823ab JA |
1406 | if (do_exit) |
1407 | exit(exit_val); | |
536582bf | 1408 | |
a37f69b7 | 1409 | if (nr_clients && fio_clients_connect()) { |
132159a5 JA |
1410 | do_exit++; |
1411 | exit_val = 1; | |
cdf54d85 | 1412 | return -1; |
132159a5 JA |
1413 | } |
1414 | ||
81179eec | 1415 | if (is_backend && backend) |
e46d8091 | 1416 | return fio_start_server(daemonize_server); |
50d16976 | 1417 | |
b4692828 | 1418 | if (td) { |
7d6a8904 | 1419 | if (!ret) |
2dc1bbeb | 1420 | ret = add_job(td, td->o.name ?: "fio", 0); |
972cfd25 | 1421 | } |
774a6177 | 1422 | |
b4692828 JA |
1423 | while (optind < argc) { |
1424 | ini_idx++; | |
1425 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1426 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1427 | optind++; | |
eb8bbf48 | 1428 | } |
972cfd25 JA |
1429 | |
1430 | return ini_idx; | |
ebac4655 JA |
1431 | } |
1432 | ||
ebac4655 JA |
1433 | int parse_options(int argc, char *argv[]) |
1434 | { | |
972cfd25 JA |
1435 | int job_files, i; |
1436 | ||
b4692828 JA |
1437 | f_out = stdout; |
1438 | f_err = stderr; | |
1439 | ||
4c6107ff | 1440 | fio_options_fill_optstring(); |
5ec10eaa | 1441 | fio_options_dup_and_init(l_opts); |
b4692828 | 1442 | |
9d9eb2e7 JA |
1443 | atexit(free_shm); |
1444 | ||
ebac4655 JA |
1445 | if (fill_def_thread()) |
1446 | return 1; | |
1447 | ||
972cfd25 | 1448 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1449 | |
cdf54d85 JA |
1450 | if (job_files > 0) { |
1451 | for (i = 0; i < job_files; i++) { | |
1452 | if (fill_def_thread()) | |
132159a5 | 1453 | return 1; |
cdf54d85 JA |
1454 | if (nr_clients) { |
1455 | if (fio_clients_send_ini(ini_file[i])) | |
1456 | return 1; | |
1457 | free(ini_file[i]); | |
1458 | } else if (!is_backend) { | |
1459 | if (parse_jobs_ini(ini_file[i], 0, i)) | |
1460 | return 1; | |
1461 | free(ini_file[i]); | |
1462 | } | |
132159a5 | 1463 | } |
972cfd25 | 1464 | } |
ebac4655 | 1465 | |
88c6ed80 | 1466 | free(ini_file); |
d23bb327 | 1467 | options_mem_free(&def_thread); |
b4692828 JA |
1468 | |
1469 | if (!thread_number) { | |
cca73aa7 JA |
1470 | if (dump_cmdline) |
1471 | return 0; | |
07b3232d JA |
1472 | if (exec_profile) |
1473 | return 0; | |
a37f69b7 | 1474 | if (is_backend || nr_clients) |
5c341e9a | 1475 | return 0; |
cca73aa7 | 1476 | |
d65e11c6 JA |
1477 | log_err("No jobs(s) defined\n\n"); |
1478 | usage(argv[0]); | |
b4692828 JA |
1479 | return 1; |
1480 | } | |
1481 | ||
be4ecfdf JA |
1482 | if (def_thread.o.gtod_offload) { |
1483 | fio_gtod_init(); | |
1484 | fio_gtod_offload = 1; | |
1485 | fio_gtod_cpu = def_thread.o.gtod_cpu; | |
1486 | } | |
1487 | ||
ca740f4e | 1488 | log_info("%s\n", fio_version_string); |
ebac4655 JA |
1489 | return 0; |
1490 | } |