Fix crash on specifying bad IO engine on the command line
[fio.git] / init.c
CommitLineData
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"
ebac4655 22
bf2e821a
CC
23#include "lib/getopt.h"
24
f2e71470 25static char fio_version_string[] = "fio 1.53";
214e1eca 26
ee738499 27#define FIO_RANDSEED (0xb1899bedUL)
ebac4655 28
214e1eca
JA
29static char **ini_file;
30static int max_jobs = MAX_JOBS;
cca73aa7 31static int dump_cmdline;
e1f36503 32
be4ecfdf 33static struct thread_data def_thread;
214e1eca 34struct thread_data *threads = NULL;
e1f36503 35
214e1eca
JA
36int exitall_on_terminate = 0;
37int terse_output = 0;
e592a06b 38int eta_print;
214e1eca
JA
39unsigned long long mlock_size = 0;
40FILE *f_out = NULL;
41FILE *f_err = NULL;
ad0a2735
JA
42char **job_sections = NULL;
43int nr_job_sections = 0;
07b3232d 44char *exec_profile = NULL;
a9523c6f 45int warnings_fatal = 0;
ee738499 46
214e1eca 47int write_bw_log = 0;
4241ea8f 48int read_only = 0;
214e1eca 49
5ec10eaa
JA
50static int def_timeout;
51static int write_lat_log;
e1f36503 52
214e1eca 53static int prev_group_jobs;
b4692828 54
ee56ad50 55unsigned long fio_debug = 0;
5e1d306e
JA
56unsigned int fio_debug_jobno = -1;
57unsigned int *fio_debug_jobp = NULL;
ee56ad50 58
4c6107ff
JA
59static char cmd_optstr[256];
60
b4692828
JA
61/*
62 * Command line options. These will contain the above, plus a few
63 * extra that only pertain to fio itself and not jobs.
64 */
5ec10eaa 65static struct option l_opts[FIO_NR_OPTIONS] = {
b4692828 66 {
08d2a19c 67 .name = (char *) "output",
b4692828
JA
68 .has_arg = required_argument,
69 .val = 'o',
70 },
71 {
08d2a19c 72 .name = (char *) "timeout",
b4692828
JA
73 .has_arg = required_argument,
74 .val = 't',
75 },
76 {
08d2a19c 77 .name = (char *) "latency-log",
b4692828
JA
78 .has_arg = required_argument,
79 .val = 'l',
80 },
81 {
08d2a19c 82 .name = (char *) "bandwidth-log",
b4692828
JA
83 .has_arg = required_argument,
84 .val = 'b',
85 },
86 {
08d2a19c 87 .name = (char *) "minimal",
b4692828
JA
88 .has_arg = optional_argument,
89 .val = 'm',
90 },
91 {
08d2a19c 92 .name = (char *) "version",
b4692828
JA
93 .has_arg = no_argument,
94 .val = 'v',
95 },
fd28ca49 96 {
08d2a19c 97 .name = (char *) "help",
fd28ca49
JA
98 .has_arg = no_argument,
99 .val = 'h',
100 },
101 {
08d2a19c 102 .name = (char *) "cmdhelp",
320beefe 103 .has_arg = optional_argument,
fd28ca49
JA
104 .val = 'c',
105 },
cca73aa7 106 {
08d2a19c 107 .name = (char *) "showcmd",
cca73aa7 108 .has_arg = no_argument,
724e4435
JA
109 .val = 's',
110 },
111 {
08d2a19c 112 .name = (char *) "readonly",
724e4435
JA
113 .has_arg = no_argument,
114 .val = 'r',
cca73aa7 115 },
e592a06b 116 {
08d2a19c 117 .name = (char *) "eta",
e592a06b
AC
118 .has_arg = required_argument,
119 .val = 'e',
120 },
ee56ad50 121 {
08d2a19c 122 .name = (char *) "debug",
ee56ad50
JA
123 .has_arg = required_argument,
124 .val = 'd',
125 },
01f06b63 126 {
08d2a19c 127 .name = (char *) "section",
01f06b63
JA
128 .has_arg = required_argument,
129 .val = 'x',
130 },
2b386d25 131 {
08d2a19c 132 .name = (char *) "alloc-size",
2b386d25
JA
133 .has_arg = required_argument,
134 .val = 'a',
135 },
9ac8a797 136 {
08d2a19c 137 .name = (char *) "profile",
9ac8a797
JA
138 .has_arg = required_argument,
139 .val = 'p',
140 },
a9523c6f 141 {
08d2a19c 142 .name = (char *) "warnings-fatal",
a9523c6f
JA
143 .has_arg = no_argument,
144 .val = 'w',
145 },
b4692828
JA
146 {
147 .name = NULL,
148 },
149};
150
9728ce37
JB
151FILE *get_f_out()
152{
153 return f_out;
154}
155
156FILE *get_f_err()
157{
158 return f_err;
159}
160
906c8d75
JA
161/*
162 * Return a free job structure.
163 */
ebac4655
JA
164static struct thread_data *get_new_job(int global, struct thread_data *parent)
165{
166 struct thread_data *td;
167
168 if (global)
169 return &def_thread;
e61f1ec8
BC
170 if (thread_number >= max_jobs) {
171 log_err("error: maximum number of jobs (%d) reached.\n",
172 max_jobs);
ebac4655 173 return NULL;
e61f1ec8 174 }
ebac4655
JA
175
176 td = &threads[thread_number++];
ddaeaa5a 177 *td = *parent;
ebac4655 178
e0b0d892
JA
179 td->o.uid = td->o.gid = -1U;
180
cade3ef4 181 dup_files(td, parent);
d23bb327 182 options_mem_dupe(td);
cade3ef4 183
15dc1934
JA
184 profile_add_hooks(td);
185
ebac4655 186 td->thread_number = thread_number;
ebac4655
JA
187 return td;
188}
189
190static void put_job(struct thread_data *td)
191{
549577a7
JA
192 if (td == &def_thread)
193 return;
84dd1886 194
58c55ba0 195 profile_td_exit(td);
549577a7 196
16edf25d 197 if (td->error)
6d86144d 198 log_info("fio: %s\n", td->verror);
16edf25d 199
ebac4655
JA
200 memset(&threads[td->thread_number - 1], 0, sizeof(*td));
201 thread_number--;
202}
203
581e7141 204static int __setup_rate(struct thread_data *td, enum fio_ddir ddir)
127f6865 205{
581e7141 206 unsigned int bs = td->o.min_bs[ddir];
ba3e4e0c 207 unsigned long long bytes_per_sec;
127f6865 208
ff58fced
JA
209 assert(ddir_rw(ddir));
210
ba3e4e0c
RR
211 if (td->o.rate[ddir])
212 bytes_per_sec = td->o.rate[ddir];
213 else
214 bytes_per_sec = td->o.rate_iops[ddir] * bs;
127f6865 215
ba3e4e0c 216 if (!bytes_per_sec) {
127f6865
JA
217 log_err("rate lower than supported\n");
218 return -1;
219 }
220
ba3e4e0c 221 td->rate_nsec_cycle[ddir] = 1000000000ULL / bytes_per_sec;
581e7141 222 td->rate_pending_usleep[ddir] = 0;
127f6865
JA
223 return 0;
224}
225
581e7141
JA
226static int setup_rate(struct thread_data *td)
227{
228 int ret = 0;
229
230 if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ])
231 ret = __setup_rate(td, DDIR_READ);
232 if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE])
233 ret |= __setup_rate(td, DDIR_WRITE);
234
235 return ret;
236}
237
8347239a
JA
238static int fixed_block_size(struct thread_options *o)
239{
240 return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] &&
241 o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] &&
242 o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE];
243}
244
dad915e3
JA
245/*
246 * Lazy way of fixing up options that depend on each other. We could also
247 * define option callback handlers, but this is easier.
248 */
4e991c23 249static int fixup_options(struct thread_data *td)
e1f36503 250{
2dc1bbeb 251 struct thread_options *o = &td->o;
ff217451 252 int ret = 0;
dad915e3 253
f356d01d 254#ifndef FIO_HAVE_PSHARED_MUTEX
9bbf57cc 255 if (!o->use_thread) {
f356d01d
JA
256 log_info("fio: this platform does not support process shared"
257 " mutexes, forcing use of threads. Use the 'thread'"
258 " option to get rid of this warning.\n");
9bbf57cc 259 o->use_thread = 1;
a9523c6f 260 ret = warnings_fatal;
f356d01d
JA
261 }
262#endif
263
2dc1bbeb 264 if (o->write_iolog_file && o->read_iolog_file) {
076efc7c 265 log_err("fio: read iolog overrides write_iolog\n");
2dc1bbeb
JA
266 free(o->write_iolog_file);
267 o->write_iolog_file = NULL;
a9523c6f 268 ret = warnings_fatal;
076efc7c 269 }
16b462ae 270
16b462ae
JA
271 /*
272 * only really works for sequential io for now, and with 1 file
273 */
2dc1bbeb
JA
274 if (o->zone_size && td_random(td) && o->open_files == 1)
275 o->zone_size = 0;
16b462ae
JA
276
277 /*
278 * Reads can do overwrites, we always need to pre-create the file
279 */
280 if (td_read(td) || td_rw(td))
2dc1bbeb 281 o->overwrite = 1;
16b462ae 282
2dc1bbeb 283 if (!o->min_bs[DDIR_READ])
5ec10eaa 284 o->min_bs[DDIR_READ] = o->bs[DDIR_READ];
2dc1bbeb
JA
285 if (!o->max_bs[DDIR_READ])
286 o->max_bs[DDIR_READ] = o->bs[DDIR_READ];
287 if (!o->min_bs[DDIR_WRITE])
5ec10eaa 288 o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE];
2dc1bbeb
JA
289 if (!o->max_bs[DDIR_WRITE])
290 o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE];
a00735e6 291
2dc1bbeb 292 o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]);
a00735e6 293
2b7a01d0
JA
294 /*
295 * For random IO, allow blockalign offset other than min_bs.
296 */
297 if (!o->ba[DDIR_READ] || !td_random(td))
298 o->ba[DDIR_READ] = o->min_bs[DDIR_READ];
299 if (!o->ba[DDIR_WRITE] || !td_random(td))
300 o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE];
301
302 if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] ||
303 o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) &&
9bbf57cc 304 !o->norandommap) {
2b7a01d0 305 log_err("fio: Any use of blockalign= turns off randommap\n");
9bbf57cc 306 o->norandommap = 1;
a9523c6f 307 ret = warnings_fatal;
2b7a01d0
JA
308 }
309
2dc1bbeb
JA
310 if (!o->file_size_high)
311 o->file_size_high = o->file_size_low;
9c60ce64 312
8347239a
JA
313 if (o->norandommap && o->verify != VERIFY_NONE
314 && !fixed_block_size(o)) {
315 log_err("fio: norandommap given for variable block sizes, "
316 "verify disabled\n");
2dc1bbeb 317 o->verify = VERIFY_NONE;
a9523c6f 318 ret = warnings_fatal;
bb8895e0 319 }
2dc1bbeb 320 if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO))
690adba3 321 log_err("fio: bs_unaligned may not work with raw io\n");
e0a22335 322
48097d5c
JA
323 /*
324 * thinktime_spin must be less than thinktime
325 */
2dc1bbeb
JA
326 if (o->thinktime_spin > o->thinktime)
327 o->thinktime_spin = o->thinktime;
e916b390
JA
328
329 /*
330 * The low water mark cannot be bigger than the iodepth
331 */
2dc1bbeb 332 if (o->iodepth_low > o->iodepth || !o->iodepth_low) {
9467b77c
JA
333 /*
334 * syslet work around - if the workload is sequential,
335 * we want to let the queue drain all the way down to
336 * avoid seeking between async threads
337 */
338 if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td))
2dc1bbeb 339 o->iodepth_low = 1;
9467b77c 340 else
2dc1bbeb 341 o->iodepth_low = o->iodepth;
9467b77c 342 }
cb5ab512
JA
343
344 /*
345 * If batch number isn't set, default to the same as iodepth
346 */
2dc1bbeb
JA
347 if (o->iodepth_batch > o->iodepth || !o->iodepth_batch)
348 o->iodepth_batch = o->iodepth;
b5af8293 349
2dc1bbeb
JA
350 if (o->nr_files > td->files_index)
351 o->nr_files = td->files_index;
9f9214f2 352
2dc1bbeb
JA
353 if (o->open_files > o->nr_files || !o->open_files)
354 o->open_files = o->nr_files;
4e991c23 355
581e7141
JA
356 if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))||
357 ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] +
358 o->rate_iops_min[1]))) {
4e991c23 359 log_err("fio: rate and rate_iops are mutually exclusive\n");
a9523c6f 360 ret = 1;
4e991c23 361 }
581e7141
JA
362 if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) ||
363 (o->rate_iops[0] < o->rate_iops_min[0]) ||
364 (o->rate_iops[1] < o->rate_iops_min[1])) {
4e991c23 365 log_err("fio: minimum rate exceeds rate\n");
a9523c6f 366 ret = 1;
4e991c23
JA
367 }
368
cf4464ca
JA
369 if (!o->timeout && o->time_based) {
370 log_err("fio: time_based requires a runtime/timeout setting\n");
371 o->time_based = 0;
a9523c6f 372 ret = warnings_fatal;
cf4464ca
JA
373 }
374
aa31f1f1 375 if (o->fill_device && !o->size)
5921e80c 376 o->size = -1ULL;
5ec10eaa 377
9bbf57cc 378 if (o->verify != VERIFY_NONE) {
996936f9 379 if (td_write(td) && o->do_verify && o->numjobs > 1) {
a9523c6f
JA
380 log_info("Multiple writers may overwrite blocks that "
381 "belong to other jobs. This can cause "
382 "verification failures.\n");
383 ret = warnings_fatal;
384 }
385
9bbf57cc 386 o->refill_buffers = 1;
2f1b8e8b
JA
387 if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] &&
388 !o->verify_interval)
389 o->verify_interval = o->min_bs[DDIR_WRITE];
d990588e 390 }
41ccd845 391
9bbf57cc
JA
392 if (o->pre_read) {
393 o->invalidate_cache = 0;
a9523c6f 394 if (td->io_ops->flags & FIO_PIPEIO) {
9c0d2241
JA
395 log_info("fio: cannot pre-read files with an IO engine"
396 " that isn't seekable. Pre-read disabled.\n");
a9523c6f
JA
397 ret = warnings_fatal;
398 }
9c0d2241 399 }
34f1c044 400
e72fa4d4 401#ifndef FIO_HAVE_FDATASYNC
9bbf57cc 402 if (o->fdatasync_blocks) {
e72fa4d4
JA
403 log_info("fio: this platform does not support fdatasync()"
404 " falling back to using fsync(). Use the 'fsync'"
405 " option instead of 'fdatasync' to get rid of"
406 " this warning\n");
9bbf57cc
JA
407 o->fsync_blocks = o->fdatasync_blocks;
408 o->fdatasync_blocks = 0;
a9523c6f 409 ret = warnings_fatal;
e72fa4d4
JA
410 }
411#endif
412
a9523c6f 413 return ret;
e1f36503
JA
414}
415
f8977ee6
JA
416/*
417 * This function leaks the buffer
418 */
419static char *to_kmg(unsigned int val)
420{
421 char *buf = malloc(32);
f3502ba2 422 char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 };
f8977ee6
JA
423 char *p = post;
424
245142ff 425 do {
f8977ee6
JA
426 if (val & 1023)
427 break;
428
429 val >>= 10;
430 p++;
245142ff 431 } while (*p);
f8977ee6
JA
432
433 snprintf(buf, 31, "%u%c", val, *p);
434 return buf;
435}
436
09629a90
JA
437/* External engines are specified by "external:name.o") */
438static const char *get_engine_name(const char *str)
439{
440 char *p = strstr(str, ":");
441
442 if (!p)
443 return str;
444
445 p++;
446 strip_blank_front(&p);
447 strip_blank_end(p);
448 return p;
449}
450
e132cbae
JA
451static int exists_and_not_file(const char *filename)
452{
453 struct stat sb;
454
455 if (lstat(filename, &sb) == -1)
456 return 0;
457
ecc314ba
BC
458 /* \\.\ is the device namespace in Windows, where every file
459 * is a device node */
460 if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0)
e132cbae
JA
461 return 0;
462
463 return 1;
464}
465
4c07ad86 466static void td_fill_rand_seeds_os(struct thread_data *td)
5bfc35d7
JA
467{
468 os_random_seed(td->rand_seeds[0], &td->bsrange_state);
469 os_random_seed(td->rand_seeds[1], &td->verify_state);
470 os_random_seed(td->rand_seeds[2], &td->rwmix_state);
471
472 if (td->o.file_service_type == FIO_FSERVICE_RANDOM)
473 os_random_seed(td->rand_seeds[3], &td->next_file_state);
474
475 os_random_seed(td->rand_seeds[5], &td->file_size_state);
0d29de83 476 os_random_seed(td->rand_seeds[6], &td->trim_state);
5bfc35d7
JA
477
478 if (!td_random(td))
479 return;
480
481 if (td->o.rand_repeatable)
482 td->rand_seeds[4] = FIO_RANDSEED * td->thread_number;
483
484 os_random_seed(td->rand_seeds[4], &td->random_state);
4c07ad86
JA
485}
486
487static void td_fill_rand_seeds_internal(struct thread_data *td)
488{
489 init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]);
490 init_rand_seed(&td->__verify_state, td->rand_seeds[1]);
491 init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]);
492
493 if (td->o.file_service_type == FIO_FSERVICE_RANDOM)
494 init_rand_seed(&td->__next_file_state, td->rand_seeds[3]);
495
496 init_rand_seed(&td->__file_size_state, td->rand_seeds[5]);
497 init_rand_seed(&td->__trim_state, td->rand_seeds[6]);
498
499 if (!td_random(td))
500 return;
501
502 if (td->o.rand_repeatable)
503 td->rand_seeds[4] = FIO_RANDSEED * td->thread_number;
504
2615cc4b 505 init_rand_seed(&td->__random_state, td->rand_seeds[4]);
5bfc35d7
JA
506}
507
4c07ad86
JA
508void td_fill_rand_seeds(struct thread_data *td)
509{
510 if (td->o.use_os_rand)
511 td_fill_rand_seeds_os(td);
512 else
513 td_fill_rand_seeds_internal(td);
514}
515
9c60ce64
JA
516/*
517 * Initialize the various random states we need (random io, block size ranges,
518 * read/write mix, etc).
519 */
520static int init_random_state(struct thread_data *td)
521{
68727076 522 int fd;
9c60ce64
JA
523
524 fd = open("/dev/urandom", O_RDONLY);
525 if (fd == -1) {
526 td_verror(td, errno, "open");
527 return 1;
528 }
529
5bfc35d7
JA
530 if (read(fd, td->rand_seeds, sizeof(td->rand_seeds)) <
531 (int) sizeof(td->rand_seeds)) {
9c60ce64
JA
532 td_verror(td, EIO, "read");
533 close(fd);
534 return 1;
535 }
536
537 close(fd);
5bfc35d7 538 td_fill_rand_seeds(td);
9c60ce64
JA
539 return 0;
540}
541
906c8d75
JA
542/*
543 * Adds a job to the list of things todo. Sanitizes the various options
544 * to make sure we don't have conflicts, and initializes various
545 * members of td.
546 */
75154845 547static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
ebac4655 548{
413dd459
JA
549 const char *ddir_str[] = { NULL, "read", "write", "rw", NULL,
550 "randread", "randwrite", "randrw" };
af52b345 551 unsigned int i;
09629a90 552 const char *engine;
af52b345 553 char fname[PATH_MAX];
e132cbae 554 int numjobs, file_alloced;
ebac4655 555
ebac4655
JA
556 /*
557 * the def_thread is just for options, it's not a real job
558 */
559 if (td == &def_thread)
560 return 0;
561
cca73aa7
JA
562 /*
563 * if we are just dumping the output command line, don't add the job
564 */
565 if (dump_cmdline) {
566 put_job(td);
567 return 0;
568 }
569
58c55ba0 570 if (profile_td_init(td))
66251554 571 goto err;
58c55ba0 572
2dc1bbeb 573 engine = get_engine_name(td->o.ioengine);
09629a90
JA
574 td->io_ops = load_ioengine(td, engine);
575 if (!td->io_ops) {
576 log_err("fio: failed to load engine %s\n", engine);
205927a3 577 goto err;
09629a90 578 }
df64119d 579
2dc1bbeb 580 if (td->o.use_thread)
9cedf167
JA
581 nr_thread++;
582 else
583 nr_process++;
584
2dc1bbeb 585 if (td->o.odirect)
690adba3
JA
586 td->io_ops->flags |= FIO_RAWIO;
587
e132cbae 588 file_alloced = 0;
691c8fb0 589 if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) {
e132cbae 590 file_alloced = 1;
80be24f4 591
2dc1bbeb 592 if (td->o.nr_files == 1 && exists_and_not_file(jobname))
e132cbae 593 add_file(td, jobname);
7b05a215 594 else {
2dc1bbeb 595 for (i = 0; i < td->o.nr_files; i++) {
5ec10eaa
JA
596 sprintf(fname, "%s.%d.%d", jobname,
597 td->thread_number, i);
7b05a215
JA
598 add_file(td, fname);
599 }
af52b345 600 }
0af7b542 601 }
ebac4655 602
4e991c23
JA
603 if (fixup_options(td))
604 goto err;
e0a22335 605
07eb79df
JA
606 if (td->io_ops->flags & FIO_DISKLESSIO) {
607 struct fio_file *f;
608
609 for_each_file(td, f, i)
610 f->real_file_size = -1ULL;
611 }
612
cdd18ad8 613 td->mutex = fio_mutex_init(0);
ebac4655 614
756867bd
JA
615 td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX;
616 td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX;
02af0988 617 td->ts.lat_stat[0].min_val = td->ts.lat_stat[1].min_val = ULONG_MAX;
756867bd 618 td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX;
cdd5411e 619 td->ddir_seq_nr = td->o.ddir_seq_nr;
ebac4655 620
755c3189 621 if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) {
3c5df6fa 622 prev_group_jobs = 0;
ebac4655 623 groupid++;
3c5df6fa 624 }
ebac4655
JA
625
626 td->groupid = groupid;
3c5df6fa 627 prev_group_jobs++;
ebac4655 628
9c60ce64
JA
629 if (init_random_state(td))
630 goto err;
631
ebac4655
JA
632 if (setup_rate(td))
633 goto err;
634
2dc1bbeb 635 if (td->o.write_lat_log) {
02af0988 636 setup_log(&td->ts.lat_log);
756867bd
JA
637 setup_log(&td->ts.slat_log);
638 setup_log(&td->ts.clat_log);
ebac4655 639 }
2dc1bbeb 640 if (td->o.write_bw_log)
756867bd 641 setup_log(&td->ts.bw_log);
ebac4655 642
2dc1bbeb
JA
643 if (!td->o.name)
644 td->o.name = strdup(jobname);
01452055 645
c6ae0a5b 646 if (!terse_output) {
b990b5c0 647 if (!job_add_num) {
5ec10eaa
JA
648 if (!strcmp(td->io_ops->name, "cpuio")) {
649 log_info("%s: ioengine=cpu, cpuload=%u,"
650 " cpucycle=%u\n", td->o.name,
651 td->o.cpuload,
652 td->o.cpucycle);
653 } else {
f8977ee6
JA
654 char *c1, *c2, *c3, *c4;
655
2dc1bbeb
JA
656 c1 = to_kmg(td->o.min_bs[DDIR_READ]);
657 c2 = to_kmg(td->o.max_bs[DDIR_READ]);
658 c3 = to_kmg(td->o.min_bs[DDIR_WRITE]);
659 c4 = to_kmg(td->o.max_bs[DDIR_WRITE]);
f8977ee6 660
5ec10eaa
JA
661 log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s,"
662 " ioengine=%s, iodepth=%u\n",
663 td->o.name, td->groupid,
664 ddir_str[td->o.td_ddir],
665 c1, c2, c3, c4,
666 td->io_ops->name,
667 td->o.iodepth);
f8977ee6
JA
668
669 free(c1);
670 free(c2);
671 free(c3);
672 free(c4);
673 }
b990b5c0 674 } else if (job_add_num == 1)
6d86144d 675 log_info("...\n");
c6ae0a5b 676 }
ebac4655
JA
677
678 /*
679 * recurse add identical jobs, clear numjobs and stonewall options
680 * as they don't apply to sub-jobs
681 */
2dc1bbeb 682 numjobs = td->o.numjobs;
ebac4655
JA
683 while (--numjobs) {
684 struct thread_data *td_new = get_new_job(0, td);
685
686 if (!td_new)
687 goto err;
688
2dc1bbeb
JA
689 td_new->o.numjobs = 1;
690 td_new->o.stonewall = 0;
92c1d41f 691 td_new->o.new_group = 0;
e132cbae
JA
692
693 if (file_alloced) {
2dc1bbeb 694 td_new->o.filename = NULL;
e132cbae 695 td_new->files_index = 0;
4e6ea2f1 696 td_new->files_size = 0;
e132cbae
JA
697 td_new->files = NULL;
698 }
699
75154845 700 job_add_num = numjobs - 1;
ebac4655 701
75154845 702 if (add_job(td_new, jobname, job_add_num))
ebac4655
JA
703 goto err;
704 }
3c5df6fa 705
ebac4655
JA
706 return 0;
707err:
708 put_job(td);
709 return -1;
710}
711
79d16311
JA
712/*
713 * Parse as if 'o' was a command line
714 */
715void add_job_opts(const char **o)
716{
717 struct thread_data *td, *td_parent;
718 int i, in_global = 1;
719 char jobname[32];
720
721 i = 0;
722 td_parent = td = NULL;
723 while (o[i]) {
724 if (!strncmp(o[i], "name", 4)) {
725 in_global = 0;
726 if (td)
727 add_job(td, jobname, 0);
728 td = NULL;
729 sprintf(jobname, "%s", o[i] + 5);
730 }
731 if (in_global && !td_parent)
732 td_parent = get_new_job(1, &def_thread);
733 else if (!in_global && !td) {
734 if (!td_parent)
735 td_parent = &def_thread;
736 td = get_new_job(0, td_parent);
737 }
738 if (in_global)
739 fio_options_parse(td_parent, (char **) &o[i], 1);
740 else
741 fio_options_parse(td, (char **) &o[i], 1);
742 i++;
743 }
744
745 if (td)
746 add_job(td, jobname, 0);
747}
748
01f06b63
JA
749static int skip_this_section(const char *name)
750{
ad0a2735
JA
751 int i;
752
753 if (!nr_job_sections)
01f06b63
JA
754 return 0;
755 if (!strncmp(name, "global", 6))
756 return 0;
757
ad0a2735
JA
758 for (i = 0; i < nr_job_sections; i++)
759 if (!strcmp(job_sections[i], name))
760 return 0;
761
762 return 1;
01f06b63
JA
763}
764
ebac4655
JA
765static int is_empty_or_comment(char *line)
766{
767 unsigned int i;
768
769 for (i = 0; i < strlen(line); i++) {
770 if (line[i] == ';')
771 return 1;
5cc2da30
IM
772 if (line[i] == '#')
773 return 1;
ebac4655
JA
774 if (!isspace(line[i]) && !iscntrl(line[i]))
775 return 0;
776 }
777
778 return 1;
779}
780
07261983
JA
781/*
782 * This is our [ini] type file parser.
783 */
1e97cce9 784static int parse_jobs_ini(char *file, int stonewall_flag)
ebac4655 785{
e1f36503 786 unsigned int global;
ebac4655 787 struct thread_data *td;
fee3bb48 788 char *string, *name;
ebac4655
JA
789 FILE *f;
790 char *p;
0c7e37a0 791 int ret = 0, stonewall;
097b2991 792 int first_sect = 1;
ccf8f127 793 int skip_fgets = 0;
01f06b63 794 int inside_skip = 0;
3b8b7135
JA
795 char **opts;
796 int i, alloc_opts, num_opts;
ebac4655 797
5a729cbe
AC
798 if (!strcmp(file, "-"))
799 f = stdin;
800 else
801 f = fopen(file, "r");
802
ebac4655 803 if (!f) {
aea47d44 804 perror("fopen job file");
ebac4655
JA
805 return 1;
806 }
807
808 string = malloc(4096);
7f7e6e59
JA
809
810 /*
811 * it's really 256 + small bit, 280 should suffice
812 */
813 name = malloc(280);
814 memset(name, 0, 280);
ebac4655 815
3b8b7135
JA
816 alloc_opts = 8;
817 opts = malloc(sizeof(char *) * alloc_opts);
b7c6302d 818 num_opts = 0;
3b8b7135 819
0c7e37a0 820 stonewall = stonewall_flag;
7c124ac1 821 do {
ccf8f127
JA
822 /*
823 * if skip_fgets is set, we already have loaded a line we
824 * haven't handled.
825 */
826 if (!skip_fgets) {
827 p = fgets(string, 4095, f);
828 if (!p)
829 break;
830 }
cdc7f193 831
ccf8f127 832 skip_fgets = 0;
cdc7f193 833 strip_blank_front(&p);
6c7c7da1 834 strip_blank_end(p);
cdc7f193 835
ebac4655
JA
836 if (is_empty_or_comment(p))
837 continue;
84dd1886 838 if (sscanf(p, "[%255[^\n]]", name) != 1) {
01f06b63
JA
839 if (inside_skip)
840 continue;
5ec10eaa
JA
841 log_err("fio: option <%s> outside of [] job section\n",
842 p);
088b4207 843 break;
6c7c7da1 844 }
ebac4655 845
7a4b80a1
JA
846 name[strlen(name) - 1] = '\0';
847
01f06b63
JA
848 if (skip_this_section(name)) {
849 inside_skip = 1;
850 continue;
851 } else
852 inside_skip = 0;
853
ebac4655
JA
854 global = !strncmp(name, "global", 6);
855
cca73aa7 856 if (dump_cmdline) {
097b2991
JA
857 if (first_sect)
858 log_info("fio ");
cca73aa7
JA
859 if (!global)
860 log_info("--name=%s ", name);
097b2991 861 first_sect = 0;
cca73aa7
JA
862 }
863
ebac4655 864 td = get_new_job(global, &def_thread);
45410acb
JA
865 if (!td) {
866 ret = 1;
867 break;
868 }
ebac4655 869
972cfd25
JA
870 /*
871 * Seperate multiple job files by a stonewall
872 */
f9481919 873 if (!global && stonewall) {
2dc1bbeb 874 td->o.stonewall = stonewall;
972cfd25
JA
875 stonewall = 0;
876 }
877
3b8b7135
JA
878 num_opts = 0;
879 memset(opts, 0, alloc_opts * sizeof(char *));
880
ebac4655
JA
881 while ((p = fgets(string, 4096, f)) != NULL) {
882 if (is_empty_or_comment(p))
883 continue;
e1f36503 884
b6754f9d 885 strip_blank_front(&p);
7c124ac1 886
ccf8f127
JA
887 /*
888 * new section, break out and make sure we don't
889 * fgets() a new line at the top.
890 */
891 if (p[0] == '[') {
892 skip_fgets = 1;
7c124ac1 893 break;
ccf8f127 894 }
7c124ac1 895
4ae3f763 896 strip_blank_end(p);
aea47d44 897
3b8b7135
JA
898 if (num_opts == alloc_opts) {
899 alloc_opts <<= 1;
900 opts = realloc(opts,
901 alloc_opts * sizeof(char *));
902 }
903
904 opts[num_opts] = strdup(p);
905 num_opts++;
ebac4655 906 }
ebac4655 907
3b8b7135
JA
908 ret = fio_options_parse(td, opts, num_opts);
909 if (!ret) {
910 if (dump_cmdline)
911 for (i = 0; i < num_opts; i++)
912 log_info("--%s ", opts[i]);
913
45410acb 914 ret = add_job(td, name, 0);
3b8b7135 915 } else {
b1508cf9
JA
916 log_err("fio: job %s dropped\n", name);
917 put_job(td);
45410acb 918 }
3b8b7135
JA
919
920 for (i = 0; i < num_opts; i++)
921 free(opts[i]);
922 num_opts = 0;
7c124ac1 923 } while (!ret);
ebac4655 924
cca73aa7
JA
925 if (dump_cmdline)
926 log_info("\n");
927
3b8b7135
JA
928 for (i = 0; i < num_opts; i++)
929 free(opts[i]);
930
ebac4655
JA
931 free(string);
932 free(name);
2577594d 933 free(opts);
5a729cbe
AC
934 if (f != stdin)
935 fclose(f);
45410acb 936 return ret;
ebac4655
JA
937}
938
939static int fill_def_thread(void)
940{
941 memset(&def_thread, 0, sizeof(def_thread));
942
375b2695 943 fio_getaffinity(getpid(), &def_thread.o.cpumask);
ebac4655
JA
944
945 /*
ee738499 946 * fill default options
ebac4655 947 */
214e1eca 948 fio_fill_default_options(&def_thread);
ee738499 949
2dc1bbeb 950 def_thread.o.timeout = def_timeout;
ebac4655
JA
951 return 0;
952}
953
214e1eca
JA
954static void free_shm(void)
955{
956 struct shmid_ds sbuf;
957
958 if (threads) {
5e1d306e
JA
959 void *tp = threads;
960
214e1eca 961 threads = NULL;
5e1d306e
JA
962 file_hash_exit();
963 fio_debug_jobp = NULL;
964 shmdt(tp);
214e1eca
JA
965 shmctl(shm_id, IPC_RMID, &sbuf);
966 }
2e5cdb11
JA
967
968 scleanup();
214e1eca
JA
969}
970
971/*
972 * The thread area is shared between the main process and the job
973 * threads/processes. So setup a shared memory segment that will hold
380065aa
JA
974 * all the job info. We use the end of the region for keeping track of
975 * open files across jobs, for file sharing.
214e1eca
JA
976 */
977static int setup_thread_area(void)
978{
380065aa
JA
979 void *hash;
980
214e1eca
JA
981 /*
982 * 1024 is too much on some machines, scale max_jobs if
983 * we get a failure that looks like too large a shm segment
984 */
985 do {
986 size_t size = max_jobs * sizeof(struct thread_data);
987
380065aa 988 size += file_hash_size;
5e1d306e 989 size += sizeof(unsigned int);
380065aa 990
214e1eca
JA
991 shm_id = shmget(0, size, IPC_CREAT | 0600);
992 if (shm_id != -1)
993 break;
994 if (errno != EINVAL) {
995 perror("shmget");
996 break;
997 }
998
999 max_jobs >>= 1;
1000 } while (max_jobs);
1001
1002 if (shm_id == -1)
1003 return 1;
1004
1005 threads = shmat(shm_id, NULL, 0);
1006 if (threads == (void *) -1) {
1007 perror("shmat");
1008 return 1;
1009 }
1010
1f809d15 1011 memset(threads, 0, max_jobs * sizeof(struct thread_data));
380065aa 1012 hash = (void *) threads + max_jobs * sizeof(struct thread_data);
5e1d306e
JA
1013 fio_debug_jobp = (void *) hash + file_hash_size;
1014 *fio_debug_jobp = -1;
380065aa 1015 file_hash_init(hash);
214e1eca
JA
1016 atexit(free_shm);
1017 return 0;
1018}
1019
45378b35 1020static void usage(const char *name)
4785f995 1021{
45378b35 1022 printf("%s [options] [job options] <job file(s)>\n", name);
ee56ad50 1023 printf("\t--debug=options\tEnable debug logging\n");
b4692828
JA
1024 printf("\t--output\tWrite output to file\n");
1025 printf("\t--timeout\tRuntime in seconds\n");
1026 printf("\t--latency-log\tGenerate per-job latency logs\n");
1027 printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n");
1028 printf("\t--minimal\tMinimal (terse) output\n");
1029 printf("\t--version\tPrint version info and exit\n");
fd28ca49 1030 printf("\t--help\t\tPrint this page\n");
5ec10eaa
JA
1031 printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of"
1032 " them\n");
cca73aa7 1033 printf("\t--showcmd\tTurn a job file into command line options\n");
e592a06b
AC
1034 printf("\t--eta=when\tWhen ETA estimate should be printed\n");
1035 printf("\t \tMay be \"always\", \"never\" or \"auto\"\n");
5ec10eaa
JA
1036 printf("\t--readonly\tTurn on safety read-only checks, preventing"
1037 " writes\n");
01f06b63 1038 printf("\t--section=name\tOnly run specified section in job file\n");
2b386d25
JA
1039 printf("\t--alloc-size=kb\tSet smalloc pool to this size in kb"
1040 " (def 1024)\n");
a9523c6f 1041 printf("\t--warnings-fatal Fio parser warnings are fatal\n");
aa58d252
JA
1042 printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>");
1043 printf("\n Jens Axboe <jaxboe@fusionio.com>\n");
4785f995
JA
1044}
1045
79e48f72 1046#ifdef FIO_INC_DEBUG
ee56ad50 1047struct debug_level debug_levels[] = {
bd6f78b2
JA
1048 { .name = "process", .shift = FD_PROCESS, },
1049 { .name = "file", .shift = FD_FILE, },
1050 { .name = "io", .shift = FD_IO, },
1051 { .name = "mem", .shift = FD_MEM, },
1052 { .name = "blktrace", .shift = FD_BLKTRACE },
1053 { .name = "verify", .shift = FD_VERIFY },
84422acd 1054 { .name = "random", .shift = FD_RANDOM },
a3d741fa 1055 { .name = "parse", .shift = FD_PARSE },
cd991b9e 1056 { .name = "diskutil", .shift = FD_DISKUTIL },
5e1d306e 1057 { .name = "job", .shift = FD_JOB },
29adda3c 1058 { .name = "mutex", .shift = FD_MUTEX },
79d16311 1059 { .name = "profile", .shift = FD_PROFILE },
c223da83 1060 { .name = "time", .shift = FD_TIME },
02444ad1 1061 { .name = NULL, },
ee56ad50
JA
1062};
1063
c09823ab 1064static int set_debug(const char *string)
ee56ad50
JA
1065{
1066 struct debug_level *dl;
1067 char *p = (char *) string;
1068 char *opt;
1069 int i;
1070
1071 if (!strcmp(string, "?") || !strcmp(string, "help")) {
ee56ad50
JA
1072 log_info("fio: dumping debug options:");
1073 for (i = 0; debug_levels[i].name; i++) {
1074 dl = &debug_levels[i];
1075 log_info("%s,", dl->name);
1076 }
bd6f78b2 1077 log_info("all\n");
c09823ab 1078 return 1;
ee56ad50
JA
1079 }
1080
1081 while ((opt = strsep(&p, ",")) != NULL) {
1082 int found = 0;
1083
5e1d306e
JA
1084 if (!strncmp(opt, "all", 3)) {
1085 log_info("fio: set all debug options\n");
1086 fio_debug = ~0UL;
1087 continue;
1088 }
1089
ee56ad50
JA
1090 for (i = 0; debug_levels[i].name; i++) {
1091 dl = &debug_levels[i];
5e1d306e
JA
1092 found = !strncmp(opt, dl->name, strlen(dl->name));
1093 if (!found)
1094 continue;
1095
1096 if (dl->shift == FD_JOB) {
1097 opt = strchr(opt, ':');
1098 if (!opt) {
1099 log_err("fio: missing job number\n");
1100 break;
1101 }
1102 opt++;
1103 fio_debug_jobno = atoi(opt);
1104 log_info("fio: set debug jobno %d\n",
1105 fio_debug_jobno);
1106 } else {
ee56ad50 1107 log_info("fio: set debug option %s\n", opt);
bd6f78b2 1108 fio_debug |= (1UL << dl->shift);
ee56ad50 1109 }
5e1d306e 1110 break;
ee56ad50
JA
1111 }
1112
1113 if (!found)
1114 log_err("fio: debug mask %s not found\n", opt);
1115 }
c09823ab 1116 return 0;
ee56ad50 1117}
79e48f72 1118#else
69b98d4c 1119static int set_debug(const char *string)
79e48f72
JA
1120{
1121 log_err("fio: debug tracing not included in build\n");
c09823ab 1122 return 1;
79e48f72
JA
1123}
1124#endif
9ac8a797 1125
4c6107ff
JA
1126static void fio_options_fill_optstring(void)
1127{
1128 char *ostr = cmd_optstr;
1129 int i, c;
1130
1131 c = i = 0;
1132 while (l_opts[i].name) {
1133 ostr[c++] = l_opts[i].val;
1134 if (l_opts[i].has_arg == required_argument)
1135 ostr[c++] = ':';
1136 else if (l_opts[i].has_arg == optional_argument) {
1137 ostr[c++] = ':';
1138 ostr[c++] = ':';
1139 }
1140 i++;
1141 }
1142 ostr[c] = '\0';
1143}
1144
972cfd25 1145static int parse_cmd_line(int argc, char *argv[])
ebac4655 1146{
b4692828 1147 struct thread_data *td = NULL;
c09823ab 1148 int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0;
4c6107ff 1149 char *ostr = cmd_optstr;
ebac4655 1150
4c6107ff 1151 while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) {
ebac4655 1152 switch (c) {
2b386d25
JA
1153 case 'a':
1154 smalloc_pool_size = atoi(optarg);
1155 break;
b4692828
JA
1156 case 't':
1157 def_timeout = atoi(optarg);
1158 break;
1159 case 'l':
1160 write_lat_log = 1;
1161 break;
3d73e5a9 1162 case 'b':
b4692828
JA
1163 write_bw_log = 1;
1164 break;
1165 case 'o':
1166 f_out = fopen(optarg, "w+");
1167 if (!f_out) {
1168 perror("fopen output");
1169 exit(1);
1170 }
1171 f_err = f_out;
1172 break;
1173 case 'm':
1174 terse_output = 1;
1175 break;
1176 case 'h':
45378b35 1177 usage(argv[0]);
b4692828 1178 exit(0);
fd28ca49 1179 case 'c':
214e1eca 1180 exit(fio_show_option_help(optarg));
cca73aa7
JA
1181 case 's':
1182 dump_cmdline = 1;
1183 break;
724e4435
JA
1184 case 'r':
1185 read_only = 1;
1186 break;
b4692828 1187 case 'v':
ca740f4e 1188 log_info("%s\n", fio_version_string);
b4692828 1189 exit(0);
e592a06b
AC
1190 case 'e':
1191 if (!strcmp("always", optarg))
1192 eta_print = FIO_ETA_ALWAYS;
1193 else if (!strcmp("never", optarg))
1194 eta_print = FIO_ETA_NEVER;
1195 break;
ee56ad50 1196 case 'd':
c09823ab
JA
1197 if (set_debug(optarg))
1198 do_exit++;
ee56ad50 1199 break;
ad0a2735
JA
1200 case 'x': {
1201 size_t new_size;
1202
01f06b63 1203 if (!strcmp(optarg, "global")) {
5ec10eaa
JA
1204 log_err("fio: can't use global as only "
1205 "section\n");
c09823ab
JA
1206 do_exit++;
1207 exit_val = 1;
01f06b63
JA
1208 break;
1209 }
ad0a2735
JA
1210 new_size = (nr_job_sections + 1) * sizeof(char *);
1211 job_sections = realloc(job_sections, new_size);
1212 job_sections[nr_job_sections] = strdup(optarg);
1213 nr_job_sections++;
01f06b63 1214 break;
ad0a2735 1215 }
9ac8a797 1216 case 'p':
07b3232d 1217 exec_profile = strdup(optarg);
9ac8a797 1218 break;
b4692828 1219 case FIO_GETOPT_JOB: {
5ec10eaa 1220 const char *opt = l_opts[lidx].name;
b4692828
JA
1221 char *val = optarg;
1222
c2b1e753 1223 if (!strncmp(opt, "name", 4) && td) {
2dc1bbeb 1224 ret = add_job(td, td->o.name ?: "fio", 0);
66251554 1225 if (ret)
c2b1e753 1226 return 0;
c2b1e753
JA
1227 td = NULL;
1228 }
b4692828 1229 if (!td) {
01f06b63 1230 int is_section = !strncmp(opt, "name", 4);
3106f220
JA
1231 int global = 0;
1232
01f06b63 1233 if (!is_section || !strncmp(val, "global", 6))
3106f220 1234 global = 1;
c2b1e753 1235
01f06b63
JA
1236 if (is_section && skip_this_section(val))
1237 continue;
1238
c2b1e753 1239 td = get_new_job(global, &def_thread);
b4692828
JA
1240 if (!td)
1241 return 0;
1242 }
38d0adb0 1243
214e1eca 1244 ret = fio_cmd_option_parse(td, opt, val);
b4692828
JA
1245 break;
1246 }
a9523c6f
JA
1247 case 'w':
1248 warnings_fatal = 1;
1249 break;
b4692828 1250 default:
c09823ab
JA
1251 do_exit++;
1252 exit_val = 1;
b4692828 1253 break;
ebac4655
JA
1254 }
1255 }
c9fad893 1256
c09823ab
JA
1257 if (do_exit)
1258 exit(exit_val);
536582bf 1259
b4692828 1260 if (td) {
7d6a8904 1261 if (!ret)
2dc1bbeb 1262 ret = add_job(td, td->o.name ?: "fio", 0);
972cfd25 1263 }
774a6177 1264
b4692828
JA
1265 while (optind < argc) {
1266 ini_idx++;
1267 ini_file = realloc(ini_file, ini_idx * sizeof(char *));
1268 ini_file[ini_idx - 1] = strdup(argv[optind]);
1269 optind++;
eb8bbf48 1270 }
972cfd25
JA
1271
1272 return ini_idx;
ebac4655
JA
1273}
1274
ebac4655
JA
1275int parse_options(int argc, char *argv[])
1276{
972cfd25
JA
1277 int job_files, i;
1278
b4692828
JA
1279 f_out = stdout;
1280 f_err = stderr;
1281
4c6107ff 1282 fio_options_fill_optstring();
5ec10eaa 1283 fio_options_dup_and_init(l_opts);
b4692828 1284
ebac4655
JA
1285 if (setup_thread_area())
1286 return 1;
1287 if (fill_def_thread())
1288 return 1;
1289
972cfd25 1290 job_files = parse_cmd_line(argc, argv);
ebac4655 1291
972cfd25
JA
1292 for (i = 0; i < job_files; i++) {
1293 if (fill_def_thread())
1294 return 1;
0c7e37a0 1295 if (parse_jobs_ini(ini_file[i], i))
972cfd25 1296 return 1;
88c6ed80 1297 free(ini_file[i]);
972cfd25 1298 }
ebac4655 1299
88c6ed80 1300 free(ini_file);
d23bb327 1301 options_mem_free(&def_thread);
b4692828
JA
1302
1303 if (!thread_number) {
cca73aa7
JA
1304 if (dump_cmdline)
1305 return 0;
07b3232d
JA
1306 if (exec_profile)
1307 return 0;
cca73aa7 1308
03e20d68 1309 log_err("No jobs(s) defined\n\n");
45378b35 1310 usage(argv[0]);
b4692828
JA
1311 return 1;
1312 }
1313
be4ecfdf
JA
1314 if (def_thread.o.gtod_offload) {
1315 fio_gtod_init();
1316 fio_gtod_offload = 1;
1317 fio_gtod_cpu = def_thread.o.gtod_cpu;
1318 }
1319
ca740f4e 1320 log_info("%s\n", fio_version_string);
ebac4655
JA
1321 return 0;
1322}