Commit | Line | Data |
---|---|---|
906c8d75 JA |
1 | /* |
2 | * This file contains the ini and command liner parser. It will create | |
3 | * and initialize the specified jobs. | |
4 | */ | |
ebac4655 JA |
5 | #include <stdio.h> |
6 | #include <stdlib.h> | |
7 | #include <unistd.h> | |
8 | #include <fcntl.h> | |
9 | #include <ctype.h> | |
10 | #include <string.h> | |
11 | #include <errno.h> | |
12 | #include <sys/ipc.h> | |
13 | #include <sys/shm.h> | |
14 | #include <sys/types.h> | |
15 | #include <sys/stat.h> | |
16 | ||
17 | #include "fio.h" | |
18 | ||
906c8d75 JA |
19 | /* |
20 | * The default options | |
21 | */ | |
20dc95c4 JA |
22 | #define DEF_BS (4096) |
23 | #define DEF_TIMEOUT (0) | |
24 | #define DEF_RATE_CYCLE (1000) | |
25 | #define DEF_ODIRECT (1) | |
26 | #define DEF_IO_ENGINE (FIO_SYNCIO) | |
ebac4655 | 27 | #define DEF_IO_ENGINE_NAME "sync" |
20dc95c4 JA |
28 | #define DEF_SEQUENTIAL (1) |
29 | #define DEF_RAND_REPEAT (1) | |
30 | #define DEF_OVERWRITE (1) | |
31 | #define DEF_CREATE (1) | |
32 | #define DEF_INVALIDATE (1) | |
33 | #define DEF_SYNCIO (0) | |
34 | #define DEF_RANDSEED (0xb1899bedUL) | |
35 | #define DEF_BWAVGTIME (500) | |
36 | #define DEF_CREATE_SER (1) | |
ebac4655 | 37 | #define DEF_CREATE_FSYNC (1) |
20dc95c4 JA |
38 | #define DEF_LOOPS (1) |
39 | #define DEF_VERIFY (0) | |
40 | #define DEF_STONEWALL (0) | |
41 | #define DEF_NUMJOBS (1) | |
42 | #define DEF_USE_THREAD (0) | |
43 | #define DEF_FILE_SIZE (1024 * 1024 * 1024UL) | |
44 | #define DEF_ZONE_SIZE (0) | |
45 | #define DEF_ZONE_SKIP (0) | |
a6ccc7be JA |
46 | #define DEF_RWMIX_CYCLE (500) |
47 | #define DEF_RWMIX_READ (50) | |
b6f4d880 | 48 | #define DEF_NICE (0) |
ebac4655 | 49 | |
972cfd25 | 50 | static int def_timeout = DEF_TIMEOUT; |
972cfd25 | 51 | |
f4866ec5 | 52 | static char fio_version_string[] = "fio 1.5"; |
ebac4655 | 53 | |
972cfd25 | 54 | static char **ini_file; |
ebac4655 JA |
55 | static int max_jobs = MAX_JOBS; |
56 | ||
57 | struct thread_data def_thread; | |
58 | struct thread_data *threads = NULL; | |
59 | ||
60 | int rate_quit = 0; | |
61 | int write_lat_log = 0; | |
62 | int write_bw_log = 0; | |
63 | int exitall_on_terminate = 0; | |
c6ae0a5b | 64 | int terse_output = 0; |
c04f7ec3 | 65 | unsigned long long mlock_size = 0; |
eb8bbf48 JA |
66 | FILE *f_out = NULL; |
67 | FILE *f_err = NULL; | |
ebac4655 | 68 | |
906c8d75 JA |
69 | /* |
70 | * Return a free job structure. | |
71 | */ | |
ebac4655 JA |
72 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
73 | { | |
74 | struct thread_data *td; | |
75 | ||
76 | if (global) | |
77 | return &def_thread; | |
78 | if (thread_number >= max_jobs) | |
79 | return NULL; | |
80 | ||
81 | td = &threads[thread_number++]; | |
ddaeaa5a JA |
82 | *td = *parent; |
83 | td->name[0] = '\0'; | |
ebac4655 JA |
84 | |
85 | td->fd = -1; | |
86 | td->thread_number = thread_number; | |
ebac4655 JA |
87 | return td; |
88 | } | |
89 | ||
90 | static void put_job(struct thread_data *td) | |
91 | { | |
92 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
93 | thread_number--; | |
94 | } | |
95 | ||
906c8d75 JA |
96 | /* |
97 | * Adds a job to the list of things todo. Sanitizes the various options | |
98 | * to make sure we don't have conflicts, and initializes various | |
99 | * members of td. | |
100 | */ | |
75154845 | 101 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 102 | { |
3d60d1ed JA |
103 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
104 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
105 | struct stat sb; |
106 | int numjobs, ddir; | |
107 | ||
108 | #ifndef FIO_HAVE_LIBAIO | |
109 | if (td->io_engine == FIO_LIBAIO) { | |
3b70d7e5 | 110 | log_err("Linux libaio not available\n"); |
ebac4655 JA |
111 | return 1; |
112 | } | |
113 | #endif | |
114 | #ifndef FIO_HAVE_POSIXAIO | |
115 | if (td->io_engine == FIO_POSIXAIO) { | |
3b70d7e5 | 116 | log_err("posix aio not available\n"); |
ebac4655 JA |
117 | return 1; |
118 | } | |
119 | #endif | |
ebac4655 JA |
120 | |
121 | /* | |
122 | * the def_thread is just for options, it's not a real job | |
123 | */ | |
124 | if (td == &def_thread) | |
125 | return 0; | |
126 | ||
127 | if (td->io_engine & FIO_SYNCIO) | |
128 | td->iodepth = 1; | |
129 | else { | |
130 | if (!td->iodepth) | |
131 | td->iodepth = 1; | |
132 | } | |
133 | ||
20dc95c4 JA |
134 | /* |
135 | * only really works for sequential io for now | |
136 | */ | |
137 | if (td->zone_size && !td->sequential) | |
138 | td->zone_size = 0; | |
139 | ||
9cc935a1 JA |
140 | /* |
141 | * Reads can do overwrites, we always need to pre-create the file | |
142 | */ | |
143 | if (td_read(td) || td_rw(td)) | |
144 | td->overwrite = 1; | |
145 | ||
ebac4655 | 146 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
147 | if (!stat(jobname, &sb)) { |
148 | if (S_ISBLK(sb.st_mode)) | |
149 | td->filetype = FIO_TYPE_BD; | |
150 | else if (S_ISCHR(sb.st_mode)) | |
151 | td->filetype = FIO_TYPE_CHAR; | |
152 | } | |
ebac4655 JA |
153 | |
154 | if (td->filetype == FIO_TYPE_FILE) { | |
e9c047a0 JA |
155 | char tmp[PATH_MAX]; |
156 | ||
ef899b63 | 157 | if (td->directory && td->directory[0] != '\0') |
f9481919 | 158 | sprintf(tmp, "%s/%s.%d", td->directory, jobname, td->thread_number); |
ebac4655 | 159 | else |
f9481919 | 160 | sprintf(tmp, "%s.%d", jobname, td->thread_number); |
e9c047a0 | 161 | td->file_name = strdup(tmp); |
ebac4655 | 162 | } else |
e9c047a0 | 163 | td->file_name = strdup(jobname); |
ebac4655 | 164 | |
bbfd6b00 | 165 | fio_sem_init(&td->mutex, 0); |
ebac4655 JA |
166 | |
167 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
168 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
169 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
170 | ||
171 | if (td->min_bs == -1U) | |
172 | td->min_bs = td->bs; | |
173 | if (td->max_bs == -1U) | |
174 | td->max_bs = td->bs; | |
3d60d1ed | 175 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
176 | td->verify = 0; |
177 | ||
178 | if (td->stonewall && td->thread_number > 1) | |
179 | groupid++; | |
180 | ||
181 | td->groupid = groupid; | |
182 | ||
183 | if (setup_rate(td)) | |
184 | goto err; | |
185 | ||
186 | if (write_lat_log) { | |
187 | setup_log(&td->slat_log); | |
188 | setup_log(&td->clat_log); | |
189 | } | |
190 | if (write_bw_log) | |
191 | setup_log(&td->bw_log); | |
192 | ||
01452055 JA |
193 | if (td->name[0] == '\0') |
194 | snprintf(td->name, sizeof(td->name)-1, "client%d", td->thread_number); | |
195 | ||
3d60d1ed | 196 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
75154845 | 197 | |
c6ae0a5b | 198 | if (!terse_output) { |
b990b5c0 JA |
199 | if (!job_add_num) { |
200 | if (td->io_engine == FIO_CPUIO) | |
201 | fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle); | |
202 | else | |
203 | fprintf(f_out, "%s: (g=%d): rw=%s, odir=%d, bs=%d-%d, rate=%d, ioengine=%s, iodepth=%d\n", td->name, td->groupid, ddir_str[ddir], td->odirect, td->min_bs, td->max_bs, td->rate, td->io_engine_name, td->iodepth); | |
204 | } else if (job_add_num == 1) | |
c6ae0a5b JA |
205 | fprintf(f_out, "...\n"); |
206 | } | |
ebac4655 JA |
207 | |
208 | /* | |
209 | * recurse add identical jobs, clear numjobs and stonewall options | |
210 | * as they don't apply to sub-jobs | |
211 | */ | |
212 | numjobs = td->numjobs; | |
213 | while (--numjobs) { | |
214 | struct thread_data *td_new = get_new_job(0, td); | |
215 | ||
216 | if (!td_new) | |
217 | goto err; | |
218 | ||
219 | td_new->numjobs = 1; | |
220 | td_new->stonewall = 0; | |
75154845 | 221 | job_add_num = numjobs - 1; |
ebac4655 | 222 | |
75154845 | 223 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
224 | goto err; |
225 | } | |
226 | return 0; | |
227 | err: | |
228 | put_job(td); | |
229 | return -1; | |
230 | } | |
231 | ||
906c8d75 JA |
232 | /* |
233 | * Initialize the various random states we need (random io, block size ranges, | |
234 | * read/write mix, etc). | |
235 | */ | |
ebac4655 JA |
236 | int init_random_state(struct thread_data *td) |
237 | { | |
a6ccc7be | 238 | unsigned long seeds[4]; |
ebac4655 JA |
239 | int fd, num_maps, blocks; |
240 | ||
1ac267bb | 241 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
242 | if (fd == -1) { |
243 | td_verror(td, errno); | |
244 | return 1; | |
245 | } | |
246 | ||
a6ccc7be | 247 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
ebac4655 JA |
248 | td_verror(td, EIO); |
249 | close(fd); | |
250 | return 1; | |
251 | } | |
252 | ||
253 | close(fd); | |
254 | ||
6dfd46b9 JA |
255 | os_random_seed(seeds[0], &td->bsrange_state); |
256 | os_random_seed(seeds[1], &td->verify_state); | |
257 | os_random_seed(seeds[2], &td->rwmix_state); | |
ebac4655 JA |
258 | |
259 | if (td->sequential) | |
260 | return 0; | |
261 | ||
9ebc27e1 | 262 | if (td->rand_repeatable) |
a6ccc7be | 263 | seeds[3] = DEF_RANDSEED; |
ebac4655 JA |
264 | |
265 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
266 | num_maps = blocks / BLOCKS_PER_MAP; | |
267 | td->file_map = malloc(num_maps * sizeof(long)); | |
268 | td->num_maps = num_maps; | |
269 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
270 | ||
6dfd46b9 | 271 | os_random_seed(seeds[3], &td->random_state); |
ebac4655 JA |
272 | return 0; |
273 | } | |
274 | ||
275 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
276 | { | |
277 | #ifdef FIO_HAVE_CPU_AFFINITY | |
278 | unsigned int i; | |
279 | ||
280 | CPU_ZERO(&cpumask); | |
281 | ||
282 | for (i = 0; i < sizeof(int) * 8; i++) { | |
283 | if ((1 << i) & cpu) | |
284 | CPU_SET(i, &cpumask); | |
285 | } | |
286 | #endif | |
287 | } | |
288 | ||
906c8d75 JA |
289 | static unsigned long get_mult_time(char c) |
290 | { | |
291 | switch (c) { | |
292 | case 'm': | |
293 | case 'M': | |
294 | return 60; | |
295 | case 'h': | |
296 | case 'H': | |
297 | return 60 * 60; | |
298 | case 'd': | |
299 | case 'D': | |
300 | return 24 * 60 * 60; | |
301 | default: | |
302 | return 1; | |
303 | } | |
304 | } | |
305 | ||
306 | static unsigned long get_mult_bytes(char c) | |
ebac4655 JA |
307 | { |
308 | switch (c) { | |
309 | case 'k': | |
310 | case 'K': | |
311 | return 1024; | |
312 | case 'm': | |
313 | case 'M': | |
314 | return 1024 * 1024; | |
315 | case 'g': | |
316 | case 'G': | |
317 | return 1024 * 1024 * 1024; | |
318 | default: | |
319 | return 1; | |
320 | } | |
321 | } | |
322 | ||
323 | /* | |
324 | * convert string after '=' into decimal value, noting any size suffix | |
325 | */ | |
906c8d75 | 326 | static int str_to_decimal(char *p, unsigned long long *val, int kilo) |
ebac4655 JA |
327 | { |
328 | char *str; | |
329 | int len; | |
330 | ||
f5d3e5ec | 331 | str = strchr(p, '='); |
ebac4655 JA |
332 | if (!str) |
333 | return 1; | |
334 | ||
335 | str++; | |
336 | len = strlen(str); | |
337 | ||
338 | *val = strtoul(str, NULL, 10); | |
339 | if (*val == ULONG_MAX && errno == ERANGE) | |
340 | return 1; | |
341 | ||
906c8d75 JA |
342 | if (kilo) |
343 | *val *= get_mult_bytes(str[len - 1]); | |
344 | else | |
345 | *val *= get_mult_time(str[len - 1]); | |
ebac4655 JA |
346 | return 0; |
347 | } | |
348 | ||
906c8d75 | 349 | static int check_str_bytes(char *p, char *name, unsigned long long *val) |
ebac4655 | 350 | { |
20dc95c4 | 351 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
352 | return 1; |
353 | ||
906c8d75 JA |
354 | return str_to_decimal(p, val, 1); |
355 | } | |
356 | ||
357 | static int check_str_time(char *p, char *name, unsigned long long *val) | |
358 | { | |
359 | if (strncmp(p, name, strlen(name) - 1)) | |
360 | return 1; | |
361 | ||
362 | return str_to_decimal(p, val, 0); | |
ebac4655 JA |
363 | } |
364 | ||
365 | static void strip_blank_front(char **p) | |
366 | { | |
367 | char *s = *p; | |
368 | ||
4ae3f763 | 369 | while (isspace(*s)) |
ebac4655 JA |
370 | s++; |
371 | } | |
372 | ||
373 | static void strip_blank_end(char *p) | |
374 | { | |
4ae3f763 | 375 | char *s = p + strlen(p) - 1; |
ebac4655 | 376 | |
4ae3f763 JA |
377 | while (isspace(*s) || iscntrl(*s)) |
378 | s--; | |
aea47d44 | 379 | |
4ae3f763 | 380 | *(s + 1) = '\0'; |
aea47d44 JA |
381 | } |
382 | ||
ebac4655 JA |
383 | typedef int (str_cb_fn)(struct thread_data *, char *); |
384 | ||
385 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
386 | { | |
843a7413 | 387 | char *s; |
ebac4655 | 388 | |
843a7413 JA |
389 | if (strncmp(p, name, strlen(name))) |
390 | return 1; | |
391 | ||
392 | s = strstr(p, name); | |
ebac4655 JA |
393 | if (!s) |
394 | return 1; | |
395 | ||
f5d3e5ec | 396 | s = strchr(s, '='); |
ebac4655 JA |
397 | if (!s) |
398 | return 1; | |
399 | ||
400 | s++; | |
401 | strip_blank_front(&s); | |
402 | return cb(td, s); | |
403 | } | |
404 | ||
405 | static int check_strstore(char *p, char *name, char *dest) | |
406 | { | |
843a7413 | 407 | char *s; |
ebac4655 | 408 | |
843a7413 JA |
409 | if (strncmp(p, name, strlen(name))) |
410 | return 1; | |
411 | ||
412 | s = strstr(p, name); | |
ebac4655 JA |
413 | if (!s) |
414 | return 1; | |
415 | ||
f5d3e5ec | 416 | s = strchr(p, '='); |
ebac4655 JA |
417 | if (!s) |
418 | return 1; | |
419 | ||
420 | s++; | |
421 | strip_blank_front(&s); | |
422 | ||
423 | strcpy(dest, s); | |
ebac4655 JA |
424 | return 0; |
425 | } | |
426 | ||
906c8d75 | 427 | static int __check_range_bytes(char *str, unsigned long *val) |
ebac4655 | 428 | { |
01617be6 | 429 | char suffix; |
ebac4655 | 430 | |
01617be6 | 431 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
906c8d75 | 432 | *val *= get_mult_bytes(suffix); |
ebac4655 JA |
433 | return 0; |
434 | } | |
435 | ||
01617be6 | 436 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 437 | return 0; |
ebac4655 | 438 | |
01617be6 JA |
439 | return 1; |
440 | } | |
441 | ||
906c8d75 JA |
442 | static int check_range_bytes(char *p, char *name, unsigned long *s, |
443 | unsigned long *e) | |
01617be6 JA |
444 | { |
445 | char option[128]; | |
446 | char *str, *p1, *p2; | |
447 | ||
843a7413 JA |
448 | if (strncmp(p, name, strlen(name))) |
449 | return 1; | |
450 | ||
01617be6 JA |
451 | strcpy(option, p); |
452 | p = option; | |
453 | ||
454 | str = strstr(p, name); | |
455 | if (!str) | |
456 | return 1; | |
ebac4655 | 457 | |
01617be6 JA |
458 | p += strlen(name); |
459 | ||
460 | str = strchr(p, '='); | |
461 | if (!str) | |
462 | return 1; | |
463 | ||
464 | /* | |
465 | * 'p' now holds whatever is after the '=' sign | |
466 | */ | |
467 | p1 = str + 1; | |
468 | ||
469 | /* | |
470 | * terminate p1 at the '-' sign | |
471 | */ | |
472 | p = strchr(p1, '-'); | |
473 | if (!p) | |
474 | return 1; | |
475 | ||
476 | p2 = p + 1; | |
477 | *p = '\0'; | |
478 | ||
906c8d75 | 479 | if (!__check_range_bytes(p1, s) && !__check_range_bytes(p2, e)) |
ebac4655 JA |
480 | return 0; |
481 | ||
482 | return 1; | |
ebac4655 JA |
483 | } |
484 | ||
485 | static int check_int(char *p, char *name, unsigned int *val) | |
486 | { | |
f5d3e5ec | 487 | char *str; |
ebac4655 | 488 | |
b6754f9d JA |
489 | if (strncmp(p, name, strlen(name))) |
490 | return 1; | |
491 | ||
f5d3e5ec JA |
492 | str = strstr(p, name); |
493 | if (!str) | |
494 | return 1; | |
495 | ||
496 | str = strchr(p, '='); | |
497 | if (!str) | |
498 | return 1; | |
499 | ||
500 | str++; | |
ebac4655 | 501 | |
f5d3e5ec | 502 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
503 | return 0; |
504 | ||
505 | return 1; | |
506 | } | |
507 | ||
508 | static int check_strset(char *p, char *name) | |
509 | { | |
510 | return strncmp(p, name, strlen(name)); | |
511 | } | |
512 | ||
513 | static int is_empty_or_comment(char *line) | |
514 | { | |
515 | unsigned int i; | |
516 | ||
517 | for (i = 0; i < strlen(line); i++) { | |
518 | if (line[i] == ';') | |
519 | return 1; | |
520 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
521 | return 0; | |
522 | } | |
523 | ||
524 | return 1; | |
525 | } | |
526 | ||
527 | static int str_rw_cb(struct thread_data *td, char *mem) | |
528 | { | |
529 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
530 | td->ddir = DDIR_READ; | |
531 | td->sequential = 1; | |
532 | return 0; | |
533 | } else if (!strncmp(mem, "randread", 8)) { | |
534 | td->ddir = DDIR_READ; | |
535 | td->sequential = 0; | |
536 | return 0; | |
537 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
538 | td->ddir = DDIR_WRITE; | |
539 | td->sequential = 1; | |
540 | return 0; | |
541 | } else if (!strncmp(mem, "randwrite", 9)) { | |
542 | td->ddir = DDIR_WRITE; | |
543 | td->sequential = 0; | |
544 | return 0; | |
3d60d1ed JA |
545 | } else if (!strncmp(mem, "rw", 2)) { |
546 | td->ddir = 0; | |
547 | td->iomix = 1; | |
548 | td->sequential = 1; | |
549 | return 0; | |
550 | } else if (!strncmp(mem, "randrw", 6)) { | |
551 | td->ddir = 0; | |
552 | td->iomix = 1; | |
553 | td->sequential = 0; | |
554 | return 0; | |
ebac4655 JA |
555 | } |
556 | ||
3b70d7e5 | 557 | log_err("fio: data direction: read, write, randread, randwrite, rw, randrw\n"); |
ebac4655 JA |
558 | return 1; |
559 | } | |
560 | ||
561 | static int str_verify_cb(struct thread_data *td, char *mem) | |
562 | { | |
563 | if (!strncmp(mem, "0", 1)) { | |
564 | td->verify = VERIFY_NONE; | |
565 | return 0; | |
566 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
567 | td->verify = VERIFY_MD5; | |
568 | return 0; | |
569 | } else if (!strncmp(mem, "crc32", 5)) { | |
570 | td->verify = VERIFY_CRC32; | |
571 | return 0; | |
572 | } | |
573 | ||
3b70d7e5 | 574 | log_err("fio: verify types: md5, crc32\n"); |
ebac4655 JA |
575 | return 1; |
576 | } | |
577 | ||
578 | static int str_mem_cb(struct thread_data *td, char *mem) | |
579 | { | |
580 | if (!strncmp(mem, "malloc", 6)) { | |
581 | td->mem_type = MEM_MALLOC; | |
582 | return 0; | |
583 | } else if (!strncmp(mem, "shm", 3)) { | |
584 | td->mem_type = MEM_SHM; | |
585 | return 0; | |
586 | } else if (!strncmp(mem, "mmap", 4)) { | |
587 | td->mem_type = MEM_MMAP; | |
588 | return 0; | |
589 | } | |
590 | ||
3b70d7e5 | 591 | log_err("fio: mem type: malloc, shm, mmap\n"); |
ebac4655 JA |
592 | return 1; |
593 | } | |
594 | ||
595 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
596 | { | |
597 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
598 | !strncmp(str, "libaio", 6)) { | |
599 | strcpy(td->io_engine_name, "libaio"); | |
600 | td->io_engine = FIO_LIBAIO; | |
601 | return 0; | |
602 | } else if (!strncmp(str, "posixaio", 8)) { | |
603 | strcpy(td->io_engine_name, "posixaio"); | |
604 | td->io_engine = FIO_POSIXAIO; | |
605 | return 0; | |
606 | } else if (!strncmp(str, "sync", 4)) { | |
607 | strcpy(td->io_engine_name, "sync"); | |
608 | td->io_engine = FIO_SYNCIO; | |
609 | return 0; | |
610 | } else if (!strncmp(str, "mmap", 4)) { | |
611 | strcpy(td->io_engine_name, "mmap"); | |
612 | td->io_engine = FIO_MMAPIO; | |
613 | return 0; | |
614 | } else if (!strncmp(str, "sgio", 4)) { | |
615 | strcpy(td->io_engine_name, "sgio"); | |
616 | td->io_engine = FIO_SGIO; | |
617 | return 0; | |
8756e4d4 JA |
618 | } else if (!strncmp(str, "splice", 6)) { |
619 | strcpy(td->io_engine_name, "splice"); | |
620 | td->io_engine = FIO_SPLICEIO; | |
621 | return 0; | |
b990b5c0 JA |
622 | } else if (!strncmp(str, "cpu", 3)) { |
623 | strcpy(td->io_engine_name, "cpu"); | |
624 | td->io_engine = FIO_CPUIO; | |
625 | return 0; | |
ebac4655 JA |
626 | } |
627 | ||
b990b5c0 | 628 | log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice, cpu\n"); |
ebac4655 JA |
629 | return 1; |
630 | } | |
631 | ||
07261983 JA |
632 | /* |
633 | * This is our [ini] type file parser. | |
634 | */ | |
0c7e37a0 | 635 | int parse_jobs_ini(char *file, int stonewall_flag) |
ebac4655 | 636 | { |
a6ccc7be | 637 | unsigned int prioclass, prio, cpu, global, il; |
ebac4655 JA |
638 | unsigned long long ull; |
639 | unsigned long ul1, ul2; | |
640 | struct thread_data *td; | |
ef899b63 | 641 | char *string, *name, *tmpbuf; |
ebac4655 JA |
642 | fpos_t off; |
643 | FILE *f; | |
644 | char *p; | |
0c7e37a0 | 645 | int ret = 0, stonewall; |
ebac4655 JA |
646 | |
647 | f = fopen(file, "r"); | |
648 | if (!f) { | |
aea47d44 | 649 | perror("fopen job file"); |
ebac4655 JA |
650 | return 1; |
651 | } | |
652 | ||
653 | string = malloc(4096); | |
654 | name = malloc(256); | |
ef899b63 | 655 | tmpbuf = malloc(4096); |
ebac4655 | 656 | |
0c7e37a0 | 657 | stonewall = stonewall_flag; |
ebac4655 | 658 | while ((p = fgets(string, 4096, f)) != NULL) { |
45410acb JA |
659 | if (ret) |
660 | break; | |
ebac4655 JA |
661 | if (is_empty_or_comment(p)) |
662 | continue; | |
663 | if (sscanf(p, "[%s]", name) != 1) | |
664 | continue; | |
665 | ||
666 | global = !strncmp(name, "global", 6); | |
667 | ||
668 | name[strlen(name) - 1] = '\0'; | |
669 | ||
670 | td = get_new_job(global, &def_thread); | |
45410acb JA |
671 | if (!td) { |
672 | ret = 1; | |
673 | break; | |
674 | } | |
ebac4655 | 675 | |
972cfd25 JA |
676 | /* |
677 | * Seperate multiple job files by a stonewall | |
678 | */ | |
f9481919 | 679 | if (!global && stonewall) { |
972cfd25 JA |
680 | td->stonewall = stonewall; |
681 | stonewall = 0; | |
682 | } | |
683 | ||
ebac4655 JA |
684 | fgetpos(f, &off); |
685 | while ((p = fgets(string, 4096, f)) != NULL) { | |
686 | if (is_empty_or_comment(p)) | |
687 | continue; | |
688 | if (strstr(p, "[")) | |
689 | break; | |
b6754f9d | 690 | strip_blank_front(&p); |
4ae3f763 | 691 | strip_blank_end(p); |
aea47d44 | 692 | |
ebac4655 JA |
693 | if (!check_int(p, "prio", &prio)) { |
694 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 695 | log_err("io priorities not available\n"); |
45410acb JA |
696 | ret = 1; |
697 | break; | |
ebac4655 | 698 | #endif |
8756e4d4 | 699 | td->ioprio |= prio; |
ebac4655 JA |
700 | fgetpos(f, &off); |
701 | continue; | |
702 | } | |
703 | if (!check_int(p, "prioclass", &prioclass)) { | |
704 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 705 | log_err("io priorities not available\n"); |
45410acb JA |
706 | ret = 1; |
707 | break; | |
5c4e1dbc | 708 | #else |
8756e4d4 | 709 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
710 | fgetpos(f, &off); |
711 | continue; | |
5c4e1dbc | 712 | #endif |
ebac4655 | 713 | } |
e9c047a0 JA |
714 | if (!check_int(p, "direct", &il)) { |
715 | td->odirect = il; | |
ebac4655 JA |
716 | fgetpos(f, &off); |
717 | continue; | |
718 | } | |
9ebc27e1 JA |
719 | if (!check_int(p, "rand_repeatable", &il)) { |
720 | td->rand_repeatable = il; | |
721 | fgetpos(f, &off); | |
722 | continue; | |
723 | } | |
ebac4655 JA |
724 | if (!check_int(p, "rate", &td->rate)) { |
725 | fgetpos(f, &off); | |
726 | continue; | |
727 | } | |
728 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
729 | fgetpos(f, &off); | |
730 | continue; | |
731 | } | |
732 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
733 | fgetpos(f, &off); | |
734 | continue; | |
735 | } | |
b990b5c0 JA |
736 | if (!check_int(p, "cpuload", &td->cpuload)) { |
737 | fgetpos(f, &off); | |
738 | continue; | |
739 | } | |
740 | if (!check_int(p, "cpuchunks", &td->cpucycle)) { | |
741 | fgetpos(f, &off); | |
742 | continue; | |
743 | } | |
ebac4655 JA |
744 | if (!check_int(p, "thinktime", &td->thinktime)) { |
745 | fgetpos(f, &off); | |
746 | continue; | |
747 | } | |
748 | if (!check_int(p, "cpumask", &cpu)) { | |
749 | #ifndef FIO_HAVE_CPU_AFFINITY | |
3b70d7e5 | 750 | log_err("cpu affinity not available\n"); |
45410acb JA |
751 | ret = 1; |
752 | break; | |
ebac4655 JA |
753 | #endif |
754 | fill_cpu_mask(td->cpumask, cpu); | |
755 | fgetpos(f, &off); | |
756 | continue; | |
757 | } | |
758 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
759 | fgetpos(f, &off); | |
fc1a4713 | 760 | td->end_fsync = 1; |
ebac4655 JA |
761 | continue; |
762 | } | |
763 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
764 | fgetpos(f, &off); | |
765 | continue; | |
766 | } | |
906c8d75 | 767 | if (!check_str_time(p, "timeout", &ull)) { |
af959a78 | 768 | td->timeout = ull; |
ebac4655 JA |
769 | fgetpos(f, &off); |
770 | continue; | |
771 | } | |
e9c047a0 JA |
772 | if (!check_int(p, "invalidate", &il)) { |
773 | td->invalidate_cache = il; | |
ebac4655 JA |
774 | fgetpos(f, &off); |
775 | continue; | |
776 | } | |
777 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
778 | fgetpos(f, &off); | |
779 | continue; | |
780 | } | |
e9c047a0 JA |
781 | if (!check_int(p, "sync", &il)) { |
782 | td->sync_io = il; | |
ebac4655 JA |
783 | fgetpos(f, &off); |
784 | continue; | |
785 | } | |
786 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
787 | fgetpos(f, &off); | |
788 | continue; | |
789 | } | |
e9c047a0 JA |
790 | if (!check_int(p, "create_serialize", &il)) { |
791 | td->create_serialize = il; | |
ebac4655 JA |
792 | fgetpos(f, &off); |
793 | continue; | |
794 | } | |
e9c047a0 JA |
795 | if (!check_int(p, "create_fsync", &il)) { |
796 | td->create_fsync = il; | |
ebac4655 JA |
797 | fgetpos(f, &off); |
798 | continue; | |
799 | } | |
e9c047a0 JA |
800 | if (!check_int(p, "end_fsync", &il)) { |
801 | td->end_fsync = il; | |
fc1a4713 JA |
802 | fgetpos(f, &off); |
803 | continue; | |
804 | } | |
ebac4655 JA |
805 | if (!check_int(p, "loops", &td->loops)) { |
806 | fgetpos(f, &off); | |
807 | continue; | |
808 | } | |
809 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
810 | fgetpos(f, &off); | |
811 | continue; | |
812 | } | |
e9c047a0 JA |
813 | if (!check_int(p, "overwrite", &il)) { |
814 | td->overwrite = il; | |
ebac4655 JA |
815 | fgetpos(f, &off); |
816 | continue; | |
817 | } | |
a6ccc7be JA |
818 | if (!check_int(p, "rwmixcycle", &td->rwmixcycle)) { |
819 | fgetpos(f, &off); | |
820 | continue; | |
821 | } | |
822 | if (!check_int(p, "rwmixread", &il)) { | |
823 | if (il > 100) | |
824 | il = 100; | |
825 | td->rwmixread = il; | |
826 | fgetpos(f, &off); | |
827 | continue; | |
828 | } | |
829 | if (!check_int(p, "rwmixwrite", &il)) { | |
830 | if (il > 100) | |
831 | il = 100; | |
832 | td->rwmixread = 100 - il; | |
833 | fgetpos(f, &off); | |
834 | continue; | |
835 | } | |
b6f4d880 JA |
836 | if (!check_int(p, "nice", &td->nice)) { |
837 | fgetpos(f, &off); | |
838 | continue; | |
839 | } | |
906c8d75 | 840 | if (!check_range_bytes(p, "bsrange", &ul1, &ul2)) { |
ebac4655 JA |
841 | if (ul1 > ul2) { |
842 | td->max_bs = ul1; | |
843 | td->min_bs = ul2; | |
844 | } else { | |
845 | td->max_bs = ul2; | |
846 | td->min_bs = ul1; | |
847 | } | |
848 | fgetpos(f, &off); | |
849 | continue; | |
850 | } | |
906c8d75 | 851 | if (!check_str_bytes(p, "bs", &ull)) { |
ebac4655 JA |
852 | td->bs = ull; |
853 | fgetpos(f, &off); | |
854 | continue; | |
855 | } | |
906c8d75 | 856 | if (!check_str_bytes(p, "size", &td->file_size)) { |
ebac4655 JA |
857 | fgetpos(f, &off); |
858 | continue; | |
859 | } | |
906c8d75 | 860 | if (!check_str_bytes(p, "offset", &td->file_offset)) { |
ebac4655 | 861 | fgetpos(f, &off); |
20dc95c4 JA |
862 | continue; |
863 | } | |
906c8d75 | 864 | if (!check_str_bytes(p, "zonesize", &td->zone_size)) { |
20dc95c4 JA |
865 | fgetpos(f, &off); |
866 | continue; | |
867 | } | |
906c8d75 | 868 | if (!check_str_bytes(p, "zoneskip", &td->zone_skip)) { |
20dc95c4 | 869 | fgetpos(f, &off); |
ebac4655 JA |
870 | continue; |
871 | } | |
906c8d75 | 872 | if (!check_str_bytes(p, "lockmem", &mlock_size)) { |
c04f7ec3 JA |
873 | fgetpos(f, &off); |
874 | continue; | |
875 | } | |
ef899b63 JA |
876 | if (!check_strstore(p, "directory", tmpbuf)) { |
877 | td->directory = strdup(tmpbuf); | |
ebac4655 JA |
878 | fgetpos(f, &off); |
879 | continue; | |
880 | } | |
01452055 JA |
881 | if (!check_strstore(p, "name", tmpbuf)) { |
882 | snprintf(td->name, sizeof(td->name)-1, "%s%d", tmpbuf, td->thread_number); | |
883 | fgetpos(f, &off); | |
884 | continue; | |
885 | } | |
ebac4655 JA |
886 | if (!check_str(p, "mem", str_mem_cb, td)) { |
887 | fgetpos(f, &off); | |
888 | continue; | |
889 | } | |
890 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
891 | fgetpos(f, &off); | |
892 | continue; | |
893 | } | |
894 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
895 | fgetpos(f, &off); | |
896 | continue; | |
897 | } | |
898 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
899 | fgetpos(f, &off); | |
900 | continue; | |
901 | } | |
902 | if (!check_strset(p, "create")) { | |
903 | td->create_file = 1; | |
904 | fgetpos(f, &off); | |
905 | continue; | |
906 | } | |
907 | if (!check_strset(p, "exitall")) { | |
908 | exitall_on_terminate = 1; | |
909 | fgetpos(f, &off); | |
910 | continue; | |
911 | } | |
912 | if (!check_strset(p, "stonewall")) { | |
913 | td->stonewall = 1; | |
914 | fgetpos(f, &off); | |
915 | continue; | |
916 | } | |
917 | if (!check_strset(p, "thread")) { | |
918 | td->use_thread = 1; | |
919 | fgetpos(f, &off); | |
920 | continue; | |
921 | } | |
80b9feb0 | 922 | if (!check_strstore(p, "iolog", tmpbuf)) { |
4f693b9d | 923 | if (td->write_iolog) { |
3b70d7e5 | 924 | log_err("fio: read iolog overrides given write_iolog\n"); |
af8c0b4f | 925 | free(td->iolog_file); |
4f693b9d JA |
926 | td->write_iolog = 0; |
927 | } | |
80b9feb0 | 928 | td->iolog_file = strdup(tmpbuf); |
843a7413 | 929 | td->read_iolog = 1; |
843a7413 JA |
930 | fgetpos(f, &off); |
931 | continue; | |
932 | } | |
af8c0b4f JA |
933 | if (!check_strstore(p, "write_iolog", tmpbuf)) { |
934 | if (!td->read_iolog) { | |
935 | td->iolog_file = strdup(tmpbuf); | |
936 | td->write_iolog = 1; | |
4f693b9d | 937 | } else |
3b70d7e5 | 938 | log_err("fio: read iolog overrides given write_iolog\n"); |
aea47d44 JA |
939 | fgetpos(f, &off); |
940 | continue; | |
941 | } | |
80b9feb0 JA |
942 | if (!check_strstore(p, "exec_prerun", tmpbuf)) { |
943 | td->exec_prerun = strdup(tmpbuf); | |
4e0ba8af JA |
944 | fgetpos(f, &off); |
945 | continue; | |
946 | } | |
80b9feb0 JA |
947 | if (!check_strstore(p, "exec_postrun", tmpbuf)) { |
948 | td->exec_postrun = strdup(tmpbuf); | |
4e0ba8af JA |
949 | fgetpos(f, &off); |
950 | continue; | |
951 | } | |
80b9feb0 | 952 | if (!check_strstore(p, "ioscheduler", tmpbuf)) { |
22f78b32 | 953 | #ifndef FIO_HAVE_IOSCHED_SWITCH |
3b70d7e5 | 954 | log_err("io scheduler switching not available\n"); |
22f78b32 JA |
955 | ret = 1; |
956 | break; | |
957 | #else | |
80b9feb0 | 958 | td->ioscheduler = strdup(tmpbuf); |
da86774e JA |
959 | fgetpos(f, &off); |
960 | continue; | |
22f78b32 | 961 | #endif |
da86774e | 962 | } |
ebac4655 | 963 | |
45410acb JA |
964 | /* |
965 | * Don't break here, continue parsing options so we | |
966 | * dump all the bad ones. Makes trial/error fixups | |
967 | * easier on the user. | |
968 | */ | |
ebac4655 | 969 | printf("Client%d: bad option %s\n",td->thread_number,p); |
45410acb | 970 | ret = 1; |
ebac4655 | 971 | } |
ebac4655 | 972 | |
45410acb JA |
973 | if (!ret) { |
974 | fsetpos(f, &off); | |
975 | ret = add_job(td, name, 0); | |
976 | } | |
977 | if (ret) | |
978 | break; | |
ebac4655 JA |
979 | } |
980 | ||
981 | free(string); | |
982 | free(name); | |
ef899b63 | 983 | free(tmpbuf); |
ebac4655 | 984 | fclose(f); |
45410acb | 985 | return ret; |
ebac4655 JA |
986 | } |
987 | ||
988 | static int fill_def_thread(void) | |
989 | { | |
990 | memset(&def_thread, 0, sizeof(def_thread)); | |
991 | ||
992 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
993 | perror("sched_getaffinity"); | |
994 | return 1; | |
995 | } | |
996 | ||
997 | /* | |
998 | * fill globals | |
999 | */ | |
1000 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 1001 | def_thread.iomix = 0; |
9ebc27e1 | 1002 | def_thread.bs = DEF_BS; |
ebac4655 JA |
1003 | def_thread.min_bs = -1; |
1004 | def_thread.max_bs = -1; | |
1005 | def_thread.io_engine = DEF_IO_ENGINE; | |
1006 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
9ebc27e1 | 1007 | def_thread.odirect = DEF_ODIRECT; |
ebac4655 | 1008 | def_thread.ratecycle = DEF_RATE_CYCLE; |
9ebc27e1 | 1009 | def_thread.sequential = DEF_SEQUENTIAL; |
972cfd25 | 1010 | def_thread.timeout = def_timeout; |
ebac4655 JA |
1011 | def_thread.create_file = DEF_CREATE; |
1012 | def_thread.overwrite = DEF_OVERWRITE; | |
1013 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
1014 | def_thread.sync_io = DEF_SYNCIO; | |
1015 | def_thread.mem_type = MEM_MALLOC; | |
1016 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
1017 | def_thread.create_serialize = DEF_CREATE_SER; | |
1018 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
1019 | def_thread.loops = DEF_LOOPS; | |
1020 | def_thread.verify = DEF_VERIFY; | |
1021 | def_thread.stonewall = DEF_STONEWALL; | |
1022 | def_thread.numjobs = DEF_NUMJOBS; | |
1023 | def_thread.use_thread = DEF_USE_THREAD; | |
a6ccc7be JA |
1024 | def_thread.rwmixcycle = DEF_RWMIX_CYCLE; |
1025 | def_thread.rwmixread = DEF_RWMIX_READ; | |
b6f4d880 | 1026 | def_thread.nice = DEF_NICE; |
9ebc27e1 | 1027 | def_thread.rand_repeatable = DEF_RAND_REPEAT; |
ebac4655 JA |
1028 | #ifdef FIO_HAVE_DISK_UTIL |
1029 | def_thread.do_disk_util = 1; | |
1030 | #endif | |
1031 | ||
1032 | return 0; | |
1033 | } | |
1034 | ||
4785f995 JA |
1035 | static void usage(char *name) |
1036 | { | |
1037 | printf("%s\n", fio_version_string); | |
47623c72 | 1038 | printf("\t-o Write output to file\n"); |
4785f995 | 1039 | printf("\t-t Runtime in seconds\n"); |
4785f995 JA |
1040 | printf("\t-l Generate per-job latency logs\n"); |
1041 | printf("\t-w Generate per-job bandwidth logs\n"); | |
c6ae0a5b | 1042 | printf("\t-m Minimal (terse) output\n"); |
4785f995 JA |
1043 | printf("\t-v Print version info and exit\n"); |
1044 | } | |
1045 | ||
972cfd25 | 1046 | static int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1047 | { |
972cfd25 | 1048 | int c, idx = 1, ini_idx = 0; |
ebac4655 | 1049 | |
2e77841b | 1050 | while ((c = getopt(argc, argv, "t:o:lwvhm")) != EOF) { |
ebac4655 | 1051 | switch (c) { |
ebac4655 | 1052 | case 't': |
972cfd25 | 1053 | def_timeout = atoi(optarg); |
774a6177 | 1054 | idx = optind; |
ebac4655 | 1055 | break; |
ebac4655 JA |
1056 | case 'l': |
1057 | write_lat_log = 1; | |
774a6177 | 1058 | idx = optind; |
ebac4655 JA |
1059 | break; |
1060 | case 'w': | |
1061 | write_bw_log = 1; | |
774a6177 | 1062 | idx = optind; |
ebac4655 | 1063 | break; |
9ebc27e1 | 1064 | case 'o': |
eb8bbf48 JA |
1065 | f_out = fopen(optarg, "w+"); |
1066 | if (!f_out) { | |
1067 | perror("fopen output"); | |
1068 | exit(1); | |
1069 | } | |
1070 | f_err = f_out; | |
774a6177 | 1071 | idx = optind; |
eb8bbf48 | 1072 | break; |
c6ae0a5b JA |
1073 | case 'm': |
1074 | terse_output = 1; | |
774a6177 | 1075 | idx = optind; |
c6ae0a5b | 1076 | break; |
4785f995 JA |
1077 | case 'h': |
1078 | usage(argv[0]); | |
1079 | exit(0); | |
ebac4655 JA |
1080 | case 'v': |
1081 | printf("%s\n", fio_version_string); | |
1082 | exit(0); | |
1083 | } | |
1084 | } | |
c9fad893 | 1085 | |
972cfd25 JA |
1086 | while (idx < argc) { |
1087 | ini_idx++; | |
1088 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1089 | ini_file[ini_idx - 1] = strdup(argv[idx]); | |
1090 | idx++; | |
1091 | } | |
774a6177 | 1092 | |
eb8bbf48 JA |
1093 | if (!f_out) { |
1094 | f_out = stdout; | |
1095 | f_err = stderr; | |
1096 | } | |
972cfd25 JA |
1097 | |
1098 | return ini_idx; | |
ebac4655 JA |
1099 | } |
1100 | ||
1101 | static void free_shm(void) | |
1102 | { | |
1103 | struct shmid_ds sbuf; | |
1104 | ||
1105 | if (threads) { | |
2c0ecd28 | 1106 | shmdt((void *) threads); |
ebac4655 JA |
1107 | threads = NULL; |
1108 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1109 | } | |
1110 | } | |
1111 | ||
906c8d75 JA |
1112 | /* |
1113 | * The thread area is shared between the main process and the job | |
1114 | * threads/processes. So setup a shared memory segment that will hold | |
1115 | * all the job info. | |
1116 | */ | |
ebac4655 JA |
1117 | static int setup_thread_area(void) |
1118 | { | |
1119 | /* | |
1120 | * 1024 is too much on some machines, scale max_jobs if | |
1121 | * we get a failure that looks like too large a shm segment | |
1122 | */ | |
1123 | do { | |
906c8d75 | 1124 | size_t size = max_jobs * sizeof(struct thread_data); |
ebac4655 | 1125 | |
906c8d75 | 1126 | shm_id = shmget(0, size, IPC_CREAT | 0600); |
ebac4655 JA |
1127 | if (shm_id != -1) |
1128 | break; | |
1129 | if (errno != EINVAL) { | |
1130 | perror("shmget"); | |
1131 | break; | |
1132 | } | |
1133 | ||
1134 | max_jobs >>= 1; | |
1135 | } while (max_jobs); | |
1136 | ||
1137 | if (shm_id == -1) | |
1138 | return 1; | |
1139 | ||
1140 | threads = shmat(shm_id, NULL, 0); | |
1141 | if (threads == (void *) -1) { | |
1142 | perror("shmat"); | |
1143 | return 1; | |
1144 | } | |
1145 | ||
1146 | atexit(free_shm); | |
1147 | return 0; | |
1148 | } | |
1149 | ||
1150 | int parse_options(int argc, char *argv[]) | |
1151 | { | |
972cfd25 JA |
1152 | int job_files, i; |
1153 | ||
ebac4655 JA |
1154 | if (setup_thread_area()) |
1155 | return 1; | |
1156 | if (fill_def_thread()) | |
1157 | return 1; | |
1158 | ||
972cfd25 JA |
1159 | job_files = parse_cmd_line(argc, argv); |
1160 | if (!job_files) { | |
1161 | log_err("Need job file(s)\n"); | |
4785f995 | 1162 | usage(argv[0]); |
ebac4655 JA |
1163 | return 1; |
1164 | } | |
1165 | ||
972cfd25 JA |
1166 | for (i = 0; i < job_files; i++) { |
1167 | if (fill_def_thread()) | |
1168 | return 1; | |
0c7e37a0 | 1169 | if (parse_jobs_ini(ini_file[i], i)) |
972cfd25 | 1170 | return 1; |
88c6ed80 | 1171 | free(ini_file[i]); |
972cfd25 | 1172 | } |
ebac4655 | 1173 | |
88c6ed80 | 1174 | free(ini_file); |
ebac4655 JA |
1175 | return 0; |
1176 | } |