Commit | Line | Data |
---|---|---|
ebac4655 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <unistd.h> | |
4 | #include <fcntl.h> | |
5 | #include <ctype.h> | |
6 | #include <string.h> | |
7 | #include <errno.h> | |
8 | #include <sys/ipc.h> | |
9 | #include <sys/shm.h> | |
10 | #include <sys/types.h> | |
11 | #include <sys/stat.h> | |
12 | ||
13 | #include "fio.h" | |
14 | ||
20dc95c4 JA |
15 | #define DEF_BS (4096) |
16 | #define DEF_TIMEOUT (0) | |
17 | #define DEF_RATE_CYCLE (1000) | |
18 | #define DEF_ODIRECT (1) | |
19 | #define DEF_IO_ENGINE (FIO_SYNCIO) | |
ebac4655 | 20 | #define DEF_IO_ENGINE_NAME "sync" |
20dc95c4 JA |
21 | #define DEF_SEQUENTIAL (1) |
22 | #define DEF_RAND_REPEAT (1) | |
23 | #define DEF_OVERWRITE (1) | |
24 | #define DEF_CREATE (1) | |
25 | #define DEF_INVALIDATE (1) | |
26 | #define DEF_SYNCIO (0) | |
27 | #define DEF_RANDSEED (0xb1899bedUL) | |
28 | #define DEF_BWAVGTIME (500) | |
29 | #define DEF_CREATE_SER (1) | |
ebac4655 | 30 | #define DEF_CREATE_FSYNC (1) |
20dc95c4 JA |
31 | #define DEF_LOOPS (1) |
32 | #define DEF_VERIFY (0) | |
33 | #define DEF_STONEWALL (0) | |
34 | #define DEF_NUMJOBS (1) | |
35 | #define DEF_USE_THREAD (0) | |
36 | #define DEF_FILE_SIZE (1024 * 1024 * 1024UL) | |
37 | #define DEF_ZONE_SIZE (0) | |
38 | #define DEF_ZONE_SKIP (0) | |
a6ccc7be JA |
39 | #define DEF_RWMIX_CYCLE (500) |
40 | #define DEF_RWMIX_READ (50) | |
b6f4d880 | 41 | #define DEF_NICE (0) |
ebac4655 | 42 | |
972cfd25 | 43 | static int def_timeout = DEF_TIMEOUT; |
972cfd25 | 44 | |
573275e7 | 45 | static char fio_version_string[] = "fio 1.4"; |
ebac4655 | 46 | |
972cfd25 | 47 | static char **ini_file; |
ebac4655 JA |
48 | static int max_jobs = MAX_JOBS; |
49 | ||
50 | struct thread_data def_thread; | |
51 | struct thread_data *threads = NULL; | |
52 | ||
53 | int rate_quit = 0; | |
54 | int write_lat_log = 0; | |
55 | int write_bw_log = 0; | |
56 | int exitall_on_terminate = 0; | |
c04f7ec3 | 57 | unsigned long long mlock_size = 0; |
eb8bbf48 JA |
58 | FILE *f_out = NULL; |
59 | FILE *f_err = NULL; | |
ebac4655 | 60 | |
ebac4655 JA |
61 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
62 | { | |
63 | struct thread_data *td; | |
64 | ||
65 | if (global) | |
66 | return &def_thread; | |
67 | if (thread_number >= max_jobs) | |
68 | return NULL; | |
69 | ||
70 | td = &threads[thread_number++]; | |
ddaeaa5a JA |
71 | *td = *parent; |
72 | td->name[0] = '\0'; | |
ebac4655 JA |
73 | |
74 | td->fd = -1; | |
75 | td->thread_number = thread_number; | |
ebac4655 JA |
76 | return td; |
77 | } | |
78 | ||
79 | static void put_job(struct thread_data *td) | |
80 | { | |
81 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
82 | thread_number--; | |
83 | } | |
84 | ||
75154845 | 85 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 86 | { |
3d60d1ed JA |
87 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
88 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
89 | struct stat sb; |
90 | int numjobs, ddir; | |
91 | ||
92 | #ifndef FIO_HAVE_LIBAIO | |
93 | if (td->io_engine == FIO_LIBAIO) { | |
3b70d7e5 | 94 | log_err("Linux libaio not available\n"); |
ebac4655 JA |
95 | return 1; |
96 | } | |
97 | #endif | |
98 | #ifndef FIO_HAVE_POSIXAIO | |
99 | if (td->io_engine == FIO_POSIXAIO) { | |
3b70d7e5 | 100 | log_err("posix aio not available\n"); |
ebac4655 JA |
101 | return 1; |
102 | } | |
103 | #endif | |
ebac4655 JA |
104 | |
105 | /* | |
106 | * the def_thread is just for options, it's not a real job | |
107 | */ | |
108 | if (td == &def_thread) | |
109 | return 0; | |
110 | ||
111 | if (td->io_engine & FIO_SYNCIO) | |
112 | td->iodepth = 1; | |
113 | else { | |
114 | if (!td->iodepth) | |
115 | td->iodepth = 1; | |
116 | } | |
117 | ||
20dc95c4 JA |
118 | /* |
119 | * only really works for sequential io for now | |
120 | */ | |
121 | if (td->zone_size && !td->sequential) | |
122 | td->zone_size = 0; | |
123 | ||
ebac4655 | 124 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
125 | if (!stat(jobname, &sb)) { |
126 | if (S_ISBLK(sb.st_mode)) | |
127 | td->filetype = FIO_TYPE_BD; | |
128 | else if (S_ISCHR(sb.st_mode)) | |
129 | td->filetype = FIO_TYPE_CHAR; | |
130 | } | |
ebac4655 JA |
131 | |
132 | if (td->filetype == FIO_TYPE_FILE) { | |
e9c047a0 JA |
133 | char tmp[PATH_MAX]; |
134 | ||
ef899b63 | 135 | if (td->directory && td->directory[0] != '\0') |
f9481919 | 136 | sprintf(tmp, "%s/%s.%d", td->directory, jobname, td->thread_number); |
ebac4655 | 137 | else |
f9481919 | 138 | sprintf(tmp, "%s.%d", jobname, td->thread_number); |
e9c047a0 | 139 | td->file_name = strdup(tmp); |
ebac4655 | 140 | } else |
e9c047a0 | 141 | td->file_name = strdup(jobname); |
ebac4655 | 142 | |
bbfd6b00 | 143 | fio_sem_init(&td->mutex, 0); |
ebac4655 JA |
144 | |
145 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
146 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
147 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
148 | ||
149 | if (td->min_bs == -1U) | |
150 | td->min_bs = td->bs; | |
151 | if (td->max_bs == -1U) | |
152 | td->max_bs = td->bs; | |
3d60d1ed | 153 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
154 | td->verify = 0; |
155 | ||
156 | if (td->stonewall && td->thread_number > 1) | |
157 | groupid++; | |
158 | ||
159 | td->groupid = groupid; | |
160 | ||
161 | if (setup_rate(td)) | |
162 | goto err; | |
163 | ||
164 | if (write_lat_log) { | |
165 | setup_log(&td->slat_log); | |
166 | setup_log(&td->clat_log); | |
167 | } | |
168 | if (write_bw_log) | |
169 | setup_log(&td->bw_log); | |
170 | ||
01452055 JA |
171 | if (td->name[0] == '\0') |
172 | snprintf(td->name, sizeof(td->name)-1, "client%d", td->thread_number); | |
173 | ||
3d60d1ed | 174 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
75154845 JA |
175 | |
176 | if (!job_add_num) | |
eb8bbf48 | 177 | 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); |
75154845 | 178 | else if (job_add_num == 1) |
eb8bbf48 | 179 | fprintf(f_out, "...\n"); |
ebac4655 JA |
180 | |
181 | /* | |
182 | * recurse add identical jobs, clear numjobs and stonewall options | |
183 | * as they don't apply to sub-jobs | |
184 | */ | |
185 | numjobs = td->numjobs; | |
186 | while (--numjobs) { | |
187 | struct thread_data *td_new = get_new_job(0, td); | |
188 | ||
189 | if (!td_new) | |
190 | goto err; | |
191 | ||
192 | td_new->numjobs = 1; | |
193 | td_new->stonewall = 0; | |
75154845 | 194 | job_add_num = numjobs - 1; |
ebac4655 | 195 | |
75154845 | 196 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
197 | goto err; |
198 | } | |
199 | return 0; | |
200 | err: | |
201 | put_job(td); | |
202 | return -1; | |
203 | } | |
204 | ||
205 | int init_random_state(struct thread_data *td) | |
206 | { | |
a6ccc7be | 207 | unsigned long seeds[4]; |
ebac4655 JA |
208 | int fd, num_maps, blocks; |
209 | ||
1ac267bb | 210 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
211 | if (fd == -1) { |
212 | td_verror(td, errno); | |
213 | return 1; | |
214 | } | |
215 | ||
a6ccc7be | 216 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
ebac4655 JA |
217 | td_verror(td, EIO); |
218 | close(fd); | |
219 | return 1; | |
220 | } | |
221 | ||
222 | close(fd); | |
223 | ||
6dfd46b9 JA |
224 | os_random_seed(seeds[0], &td->bsrange_state); |
225 | os_random_seed(seeds[1], &td->verify_state); | |
226 | os_random_seed(seeds[2], &td->rwmix_state); | |
ebac4655 JA |
227 | |
228 | if (td->sequential) | |
229 | return 0; | |
230 | ||
9ebc27e1 | 231 | if (td->rand_repeatable) |
a6ccc7be | 232 | seeds[3] = DEF_RANDSEED; |
ebac4655 JA |
233 | |
234 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
235 | num_maps = blocks / BLOCKS_PER_MAP; | |
236 | td->file_map = malloc(num_maps * sizeof(long)); | |
237 | td->num_maps = num_maps; | |
238 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
239 | ||
6dfd46b9 | 240 | os_random_seed(seeds[3], &td->random_state); |
ebac4655 JA |
241 | return 0; |
242 | } | |
243 | ||
244 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
245 | { | |
246 | #ifdef FIO_HAVE_CPU_AFFINITY | |
247 | unsigned int i; | |
248 | ||
249 | CPU_ZERO(&cpumask); | |
250 | ||
251 | for (i = 0; i < sizeof(int) * 8; i++) { | |
252 | if ((1 << i) & cpu) | |
253 | CPU_SET(i, &cpumask); | |
254 | } | |
255 | #endif | |
256 | } | |
257 | ||
258 | static unsigned long get_mult(char c) | |
259 | { | |
260 | switch (c) { | |
261 | case 'k': | |
262 | case 'K': | |
263 | return 1024; | |
264 | case 'm': | |
265 | case 'M': | |
266 | return 1024 * 1024; | |
267 | case 'g': | |
268 | case 'G': | |
269 | return 1024 * 1024 * 1024; | |
270 | default: | |
271 | return 1; | |
272 | } | |
273 | } | |
274 | ||
275 | /* | |
276 | * convert string after '=' into decimal value, noting any size suffix | |
277 | */ | |
278 | static int str_cnv(char *p, unsigned long long *val) | |
279 | { | |
280 | char *str; | |
281 | int len; | |
282 | ||
f5d3e5ec | 283 | str = strchr(p, '='); |
ebac4655 JA |
284 | if (!str) |
285 | return 1; | |
286 | ||
287 | str++; | |
288 | len = strlen(str); | |
289 | ||
290 | *val = strtoul(str, NULL, 10); | |
291 | if (*val == ULONG_MAX && errno == ERANGE) | |
292 | return 1; | |
293 | ||
9d0d4247 | 294 | *val *= get_mult(str[len - 1]); |
ebac4655 JA |
295 | return 0; |
296 | } | |
297 | ||
298 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
299 | { | |
20dc95c4 | 300 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
301 | return 1; |
302 | ||
303 | return str_cnv(p, val); | |
304 | } | |
305 | ||
306 | static void strip_blank_front(char **p) | |
307 | { | |
308 | char *s = *p; | |
309 | ||
4ae3f763 | 310 | while (isspace(*s)) |
ebac4655 JA |
311 | s++; |
312 | } | |
313 | ||
314 | static void strip_blank_end(char *p) | |
315 | { | |
4ae3f763 | 316 | char *s = p + strlen(p) - 1; |
ebac4655 | 317 | |
4ae3f763 JA |
318 | while (isspace(*s) || iscntrl(*s)) |
319 | s--; | |
aea47d44 | 320 | |
4ae3f763 | 321 | *(s + 1) = '\0'; |
aea47d44 JA |
322 | } |
323 | ||
ebac4655 JA |
324 | typedef int (str_cb_fn)(struct thread_data *, char *); |
325 | ||
326 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
327 | { | |
843a7413 | 328 | char *s; |
ebac4655 | 329 | |
843a7413 JA |
330 | if (strncmp(p, name, strlen(name))) |
331 | return 1; | |
332 | ||
333 | s = strstr(p, name); | |
ebac4655 JA |
334 | if (!s) |
335 | return 1; | |
336 | ||
f5d3e5ec | 337 | s = strchr(s, '='); |
ebac4655 JA |
338 | if (!s) |
339 | return 1; | |
340 | ||
341 | s++; | |
342 | strip_blank_front(&s); | |
343 | return cb(td, s); | |
344 | } | |
345 | ||
346 | static int check_strstore(char *p, char *name, char *dest) | |
347 | { | |
843a7413 | 348 | char *s; |
ebac4655 | 349 | |
843a7413 JA |
350 | if (strncmp(p, name, strlen(name))) |
351 | return 1; | |
352 | ||
353 | s = strstr(p, name); | |
ebac4655 JA |
354 | if (!s) |
355 | return 1; | |
356 | ||
f5d3e5ec | 357 | s = strchr(p, '='); |
ebac4655 JA |
358 | if (!s) |
359 | return 1; | |
360 | ||
361 | s++; | |
362 | strip_blank_front(&s); | |
363 | ||
364 | strcpy(dest, s); | |
ebac4655 JA |
365 | return 0; |
366 | } | |
367 | ||
01617be6 | 368 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 369 | { |
01617be6 | 370 | char suffix; |
ebac4655 | 371 | |
01617be6 JA |
372 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
373 | *val *= get_mult(suffix); | |
ebac4655 JA |
374 | return 0; |
375 | } | |
376 | ||
01617be6 | 377 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 378 | return 0; |
ebac4655 | 379 | |
01617be6 JA |
380 | return 1; |
381 | } | |
382 | ||
383 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
384 | { | |
385 | char option[128]; | |
386 | char *str, *p1, *p2; | |
387 | ||
843a7413 JA |
388 | if (strncmp(p, name, strlen(name))) |
389 | return 1; | |
390 | ||
01617be6 JA |
391 | strcpy(option, p); |
392 | p = option; | |
393 | ||
394 | str = strstr(p, name); | |
395 | if (!str) | |
396 | return 1; | |
ebac4655 | 397 | |
01617be6 JA |
398 | p += strlen(name); |
399 | ||
400 | str = strchr(p, '='); | |
401 | if (!str) | |
402 | return 1; | |
403 | ||
404 | /* | |
405 | * 'p' now holds whatever is after the '=' sign | |
406 | */ | |
407 | p1 = str + 1; | |
408 | ||
409 | /* | |
410 | * terminate p1 at the '-' sign | |
411 | */ | |
412 | p = strchr(p1, '-'); | |
413 | if (!p) | |
414 | return 1; | |
415 | ||
416 | p2 = p + 1; | |
417 | *p = '\0'; | |
418 | ||
419 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
420 | return 0; |
421 | ||
422 | return 1; | |
ebac4655 JA |
423 | } |
424 | ||
425 | static int check_int(char *p, char *name, unsigned int *val) | |
426 | { | |
f5d3e5ec | 427 | char *str; |
ebac4655 | 428 | |
b6754f9d JA |
429 | if (strncmp(p, name, strlen(name))) |
430 | return 1; | |
431 | ||
f5d3e5ec JA |
432 | str = strstr(p, name); |
433 | if (!str) | |
434 | return 1; | |
435 | ||
436 | str = strchr(p, '='); | |
437 | if (!str) | |
438 | return 1; | |
439 | ||
440 | str++; | |
ebac4655 | 441 | |
f5d3e5ec | 442 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
443 | return 0; |
444 | ||
445 | return 1; | |
446 | } | |
447 | ||
448 | static int check_strset(char *p, char *name) | |
449 | { | |
450 | return strncmp(p, name, strlen(name)); | |
451 | } | |
452 | ||
453 | static int is_empty_or_comment(char *line) | |
454 | { | |
455 | unsigned int i; | |
456 | ||
457 | for (i = 0; i < strlen(line); i++) { | |
458 | if (line[i] == ';') | |
459 | return 1; | |
460 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
461 | return 0; | |
462 | } | |
463 | ||
464 | return 1; | |
465 | } | |
466 | ||
467 | static int str_rw_cb(struct thread_data *td, char *mem) | |
468 | { | |
469 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
470 | td->ddir = DDIR_READ; | |
471 | td->sequential = 1; | |
472 | return 0; | |
473 | } else if (!strncmp(mem, "randread", 8)) { | |
474 | td->ddir = DDIR_READ; | |
475 | td->sequential = 0; | |
476 | return 0; | |
477 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
478 | td->ddir = DDIR_WRITE; | |
479 | td->sequential = 1; | |
480 | return 0; | |
481 | } else if (!strncmp(mem, "randwrite", 9)) { | |
482 | td->ddir = DDIR_WRITE; | |
483 | td->sequential = 0; | |
484 | return 0; | |
3d60d1ed JA |
485 | } else if (!strncmp(mem, "rw", 2)) { |
486 | td->ddir = 0; | |
487 | td->iomix = 1; | |
488 | td->sequential = 1; | |
489 | return 0; | |
490 | } else if (!strncmp(mem, "randrw", 6)) { | |
491 | td->ddir = 0; | |
492 | td->iomix = 1; | |
493 | td->sequential = 0; | |
494 | return 0; | |
ebac4655 JA |
495 | } |
496 | ||
3b70d7e5 | 497 | log_err("fio: data direction: read, write, randread, randwrite, rw, randrw\n"); |
ebac4655 JA |
498 | return 1; |
499 | } | |
500 | ||
501 | static int str_verify_cb(struct thread_data *td, char *mem) | |
502 | { | |
503 | if (!strncmp(mem, "0", 1)) { | |
504 | td->verify = VERIFY_NONE; | |
505 | return 0; | |
506 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
507 | td->verify = VERIFY_MD5; | |
508 | return 0; | |
509 | } else if (!strncmp(mem, "crc32", 5)) { | |
510 | td->verify = VERIFY_CRC32; | |
511 | return 0; | |
512 | } | |
513 | ||
3b70d7e5 | 514 | log_err("fio: verify types: md5, crc32\n"); |
ebac4655 JA |
515 | return 1; |
516 | } | |
517 | ||
518 | static int str_mem_cb(struct thread_data *td, char *mem) | |
519 | { | |
520 | if (!strncmp(mem, "malloc", 6)) { | |
521 | td->mem_type = MEM_MALLOC; | |
522 | return 0; | |
523 | } else if (!strncmp(mem, "shm", 3)) { | |
524 | td->mem_type = MEM_SHM; | |
525 | return 0; | |
526 | } else if (!strncmp(mem, "mmap", 4)) { | |
527 | td->mem_type = MEM_MMAP; | |
528 | return 0; | |
529 | } | |
530 | ||
3b70d7e5 | 531 | log_err("fio: mem type: malloc, shm, mmap\n"); |
ebac4655 JA |
532 | return 1; |
533 | } | |
534 | ||
535 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
536 | { | |
537 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
538 | !strncmp(str, "libaio", 6)) { | |
539 | strcpy(td->io_engine_name, "libaio"); | |
540 | td->io_engine = FIO_LIBAIO; | |
541 | return 0; | |
542 | } else if (!strncmp(str, "posixaio", 8)) { | |
543 | strcpy(td->io_engine_name, "posixaio"); | |
544 | td->io_engine = FIO_POSIXAIO; | |
545 | return 0; | |
546 | } else if (!strncmp(str, "sync", 4)) { | |
547 | strcpy(td->io_engine_name, "sync"); | |
548 | td->io_engine = FIO_SYNCIO; | |
549 | return 0; | |
550 | } else if (!strncmp(str, "mmap", 4)) { | |
551 | strcpy(td->io_engine_name, "mmap"); | |
552 | td->io_engine = FIO_MMAPIO; | |
553 | return 0; | |
554 | } else if (!strncmp(str, "sgio", 4)) { | |
555 | strcpy(td->io_engine_name, "sgio"); | |
556 | td->io_engine = FIO_SGIO; | |
557 | return 0; | |
8756e4d4 JA |
558 | } else if (!strncmp(str, "splice", 6)) { |
559 | strcpy(td->io_engine_name, "splice"); | |
560 | td->io_engine = FIO_SPLICEIO; | |
561 | return 0; | |
ebac4655 JA |
562 | } |
563 | ||
3b70d7e5 | 564 | log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice\n"); |
ebac4655 JA |
565 | return 1; |
566 | } | |
567 | ||
07261983 JA |
568 | /* |
569 | * This is our [ini] type file parser. | |
570 | */ | |
ebac4655 JA |
571 | int parse_jobs_ini(char *file) |
572 | { | |
a6ccc7be | 573 | unsigned int prioclass, prio, cpu, global, il; |
ebac4655 JA |
574 | unsigned long long ull; |
575 | unsigned long ul1, ul2; | |
576 | struct thread_data *td; | |
ef899b63 | 577 | char *string, *name, *tmpbuf; |
ebac4655 JA |
578 | fpos_t off; |
579 | FILE *f; | |
580 | char *p; | |
972cfd25 | 581 | int ret = 0, stonewall = 1; |
ebac4655 JA |
582 | |
583 | f = fopen(file, "r"); | |
584 | if (!f) { | |
aea47d44 | 585 | perror("fopen job file"); |
ebac4655 JA |
586 | return 1; |
587 | } | |
588 | ||
589 | string = malloc(4096); | |
590 | name = malloc(256); | |
ef899b63 | 591 | tmpbuf = malloc(4096); |
ebac4655 JA |
592 | |
593 | while ((p = fgets(string, 4096, f)) != NULL) { | |
45410acb JA |
594 | if (ret) |
595 | break; | |
ebac4655 JA |
596 | if (is_empty_or_comment(p)) |
597 | continue; | |
598 | if (sscanf(p, "[%s]", name) != 1) | |
599 | continue; | |
600 | ||
601 | global = !strncmp(name, "global", 6); | |
602 | ||
603 | name[strlen(name) - 1] = '\0'; | |
604 | ||
605 | td = get_new_job(global, &def_thread); | |
45410acb JA |
606 | if (!td) { |
607 | ret = 1; | |
608 | break; | |
609 | } | |
ebac4655 | 610 | |
972cfd25 JA |
611 | /* |
612 | * Seperate multiple job files by a stonewall | |
613 | */ | |
f9481919 | 614 | if (!global && stonewall) { |
972cfd25 JA |
615 | td->stonewall = stonewall; |
616 | stonewall = 0; | |
617 | } | |
618 | ||
ebac4655 JA |
619 | fgetpos(f, &off); |
620 | while ((p = fgets(string, 4096, f)) != NULL) { | |
621 | if (is_empty_or_comment(p)) | |
622 | continue; | |
623 | if (strstr(p, "[")) | |
624 | break; | |
b6754f9d | 625 | strip_blank_front(&p); |
4ae3f763 | 626 | strip_blank_end(p); |
aea47d44 | 627 | |
ebac4655 JA |
628 | if (!check_int(p, "prio", &prio)) { |
629 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 630 | log_err("io priorities not available\n"); |
45410acb JA |
631 | ret = 1; |
632 | break; | |
ebac4655 | 633 | #endif |
8756e4d4 | 634 | td->ioprio |= prio; |
ebac4655 JA |
635 | fgetpos(f, &off); |
636 | continue; | |
637 | } | |
638 | if (!check_int(p, "prioclass", &prioclass)) { | |
639 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 640 | log_err("io priorities not available\n"); |
45410acb JA |
641 | ret = 1; |
642 | break; | |
5c4e1dbc | 643 | #else |
8756e4d4 | 644 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
645 | fgetpos(f, &off); |
646 | continue; | |
5c4e1dbc | 647 | #endif |
ebac4655 | 648 | } |
e9c047a0 JA |
649 | if (!check_int(p, "direct", &il)) { |
650 | td->odirect = il; | |
ebac4655 JA |
651 | fgetpos(f, &off); |
652 | continue; | |
653 | } | |
9ebc27e1 JA |
654 | if (!check_int(p, "rand_repeatable", &il)) { |
655 | td->rand_repeatable = il; | |
656 | fgetpos(f, &off); | |
657 | continue; | |
658 | } | |
ebac4655 JA |
659 | if (!check_int(p, "rate", &td->rate)) { |
660 | fgetpos(f, &off); | |
661 | continue; | |
662 | } | |
663 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
664 | fgetpos(f, &off); | |
665 | continue; | |
666 | } | |
667 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
668 | fgetpos(f, &off); | |
669 | continue; | |
670 | } | |
671 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
672 | fgetpos(f, &off); | |
673 | continue; | |
674 | } | |
675 | if (!check_int(p, "cpumask", &cpu)) { | |
676 | #ifndef FIO_HAVE_CPU_AFFINITY | |
3b70d7e5 | 677 | log_err("cpu affinity not available\n"); |
45410acb JA |
678 | ret = 1; |
679 | break; | |
ebac4655 JA |
680 | #endif |
681 | fill_cpu_mask(td->cpumask, cpu); | |
682 | fgetpos(f, &off); | |
683 | continue; | |
684 | } | |
685 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
686 | fgetpos(f, &off); | |
fc1a4713 | 687 | td->end_fsync = 1; |
ebac4655 JA |
688 | continue; |
689 | } | |
690 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
691 | fgetpos(f, &off); | |
692 | continue; | |
693 | } | |
694 | if (!check_int(p, "timeout", &td->timeout)) { | |
695 | fgetpos(f, &off); | |
696 | continue; | |
697 | } | |
e9c047a0 JA |
698 | if (!check_int(p, "invalidate", &il)) { |
699 | td->invalidate_cache = il; | |
ebac4655 JA |
700 | fgetpos(f, &off); |
701 | continue; | |
702 | } | |
703 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
704 | fgetpos(f, &off); | |
705 | continue; | |
706 | } | |
e9c047a0 JA |
707 | if (!check_int(p, "sync", &il)) { |
708 | td->sync_io = il; | |
ebac4655 JA |
709 | fgetpos(f, &off); |
710 | continue; | |
711 | } | |
712 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
713 | fgetpos(f, &off); | |
714 | continue; | |
715 | } | |
e9c047a0 JA |
716 | if (!check_int(p, "create_serialize", &il)) { |
717 | td->create_serialize = il; | |
ebac4655 JA |
718 | fgetpos(f, &off); |
719 | continue; | |
720 | } | |
e9c047a0 JA |
721 | if (!check_int(p, "create_fsync", &il)) { |
722 | td->create_fsync = il; | |
ebac4655 JA |
723 | fgetpos(f, &off); |
724 | continue; | |
725 | } | |
e9c047a0 JA |
726 | if (!check_int(p, "end_fsync", &il)) { |
727 | td->end_fsync = il; | |
fc1a4713 JA |
728 | fgetpos(f, &off); |
729 | continue; | |
730 | } | |
ebac4655 JA |
731 | if (!check_int(p, "loops", &td->loops)) { |
732 | fgetpos(f, &off); | |
733 | continue; | |
734 | } | |
735 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
736 | fgetpos(f, &off); | |
737 | continue; | |
738 | } | |
e9c047a0 JA |
739 | if (!check_int(p, "overwrite", &il)) { |
740 | td->overwrite = il; | |
ebac4655 JA |
741 | fgetpos(f, &off); |
742 | continue; | |
743 | } | |
a6ccc7be JA |
744 | if (!check_int(p, "rwmixcycle", &td->rwmixcycle)) { |
745 | fgetpos(f, &off); | |
746 | continue; | |
747 | } | |
748 | if (!check_int(p, "rwmixread", &il)) { | |
749 | if (il > 100) | |
750 | il = 100; | |
751 | td->rwmixread = il; | |
752 | fgetpos(f, &off); | |
753 | continue; | |
754 | } | |
755 | if (!check_int(p, "rwmixwrite", &il)) { | |
756 | if (il > 100) | |
757 | il = 100; | |
758 | td->rwmixread = 100 - il; | |
759 | fgetpos(f, &off); | |
760 | continue; | |
761 | } | |
b6f4d880 JA |
762 | if (!check_int(p, "nice", &td->nice)) { |
763 | fgetpos(f, &off); | |
764 | continue; | |
765 | } | |
ebac4655 JA |
766 | if (!check_range(p, "bsrange", &ul1, &ul2)) { |
767 | if (ul1 > ul2) { | |
768 | td->max_bs = ul1; | |
769 | td->min_bs = ul2; | |
770 | } else { | |
771 | td->max_bs = ul2; | |
772 | td->min_bs = ul1; | |
773 | } | |
774 | fgetpos(f, &off); | |
775 | continue; | |
776 | } | |
777 | if (!check_strcnv(p, "bs", &ull)) { | |
778 | td->bs = ull; | |
779 | fgetpos(f, &off); | |
780 | continue; | |
781 | } | |
782 | if (!check_strcnv(p, "size", &td->file_size)) { | |
783 | fgetpos(f, &off); | |
784 | continue; | |
785 | } | |
786 | if (!check_strcnv(p, "offset", &td->file_offset)) { | |
787 | fgetpos(f, &off); | |
20dc95c4 JA |
788 | continue; |
789 | } | |
790 | if (!check_strcnv(p, "zonesize", &td->zone_size)) { | |
791 | fgetpos(f, &off); | |
792 | continue; | |
793 | } | |
794 | if (!check_strcnv(p, "zoneskip", &td->zone_skip)) { | |
795 | fgetpos(f, &off); | |
ebac4655 JA |
796 | continue; |
797 | } | |
c04f7ec3 JA |
798 | if (!check_strcnv(p, "lockmem", &mlock_size)) { |
799 | fgetpos(f, &off); | |
800 | continue; | |
801 | } | |
ef899b63 JA |
802 | if (!check_strstore(p, "directory", tmpbuf)) { |
803 | td->directory = strdup(tmpbuf); | |
ebac4655 JA |
804 | fgetpos(f, &off); |
805 | continue; | |
806 | } | |
01452055 JA |
807 | if (!check_strstore(p, "name", tmpbuf)) { |
808 | snprintf(td->name, sizeof(td->name)-1, "%s%d", tmpbuf, td->thread_number); | |
809 | fgetpos(f, &off); | |
810 | continue; | |
811 | } | |
ebac4655 JA |
812 | if (!check_str(p, "mem", str_mem_cb, td)) { |
813 | fgetpos(f, &off); | |
814 | continue; | |
815 | } | |
816 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
817 | fgetpos(f, &off); | |
818 | continue; | |
819 | } | |
820 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
821 | fgetpos(f, &off); | |
822 | continue; | |
823 | } | |
824 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
825 | fgetpos(f, &off); | |
826 | continue; | |
827 | } | |
828 | if (!check_strset(p, "create")) { | |
829 | td->create_file = 1; | |
830 | fgetpos(f, &off); | |
831 | continue; | |
832 | } | |
833 | if (!check_strset(p, "exitall")) { | |
834 | exitall_on_terminate = 1; | |
835 | fgetpos(f, &off); | |
836 | continue; | |
837 | } | |
838 | if (!check_strset(p, "stonewall")) { | |
839 | td->stonewall = 1; | |
840 | fgetpos(f, &off); | |
841 | continue; | |
842 | } | |
843 | if (!check_strset(p, "thread")) { | |
844 | td->use_thread = 1; | |
845 | fgetpos(f, &off); | |
846 | continue; | |
847 | } | |
80b9feb0 | 848 | if (!check_strstore(p, "iolog", tmpbuf)) { |
4f693b9d | 849 | if (td->write_iolog) { |
3b70d7e5 | 850 | log_err("fio: read iolog overrides given write_iolog\n"); |
af8c0b4f | 851 | free(td->iolog_file); |
4f693b9d JA |
852 | td->write_iolog = 0; |
853 | } | |
80b9feb0 | 854 | td->iolog_file = strdup(tmpbuf); |
843a7413 | 855 | td->read_iolog = 1; |
843a7413 JA |
856 | fgetpos(f, &off); |
857 | continue; | |
858 | } | |
af8c0b4f JA |
859 | if (!check_strstore(p, "write_iolog", tmpbuf)) { |
860 | if (!td->read_iolog) { | |
861 | td->iolog_file = strdup(tmpbuf); | |
862 | td->write_iolog = 1; | |
4f693b9d | 863 | } else |
3b70d7e5 | 864 | log_err("fio: read iolog overrides given write_iolog\n"); |
aea47d44 JA |
865 | fgetpos(f, &off); |
866 | continue; | |
867 | } | |
80b9feb0 JA |
868 | if (!check_strstore(p, "exec_prerun", tmpbuf)) { |
869 | td->exec_prerun = strdup(tmpbuf); | |
4e0ba8af JA |
870 | fgetpos(f, &off); |
871 | continue; | |
872 | } | |
80b9feb0 JA |
873 | if (!check_strstore(p, "exec_postrun", tmpbuf)) { |
874 | td->exec_postrun = strdup(tmpbuf); | |
4e0ba8af JA |
875 | fgetpos(f, &off); |
876 | continue; | |
877 | } | |
80b9feb0 | 878 | if (!check_strstore(p, "ioscheduler", tmpbuf)) { |
22f78b32 | 879 | #ifndef FIO_HAVE_IOSCHED_SWITCH |
3b70d7e5 | 880 | log_err("io scheduler switching not available\n"); |
22f78b32 JA |
881 | ret = 1; |
882 | break; | |
883 | #else | |
80b9feb0 | 884 | td->ioscheduler = strdup(tmpbuf); |
da86774e JA |
885 | fgetpos(f, &off); |
886 | continue; | |
22f78b32 | 887 | #endif |
da86774e | 888 | } |
ebac4655 | 889 | |
45410acb JA |
890 | /* |
891 | * Don't break here, continue parsing options so we | |
892 | * dump all the bad ones. Makes trial/error fixups | |
893 | * easier on the user. | |
894 | */ | |
ebac4655 | 895 | printf("Client%d: bad option %s\n",td->thread_number,p); |
45410acb | 896 | ret = 1; |
ebac4655 | 897 | } |
ebac4655 | 898 | |
45410acb JA |
899 | if (!ret) { |
900 | fsetpos(f, &off); | |
901 | ret = add_job(td, name, 0); | |
902 | } | |
903 | if (ret) | |
904 | break; | |
ebac4655 JA |
905 | } |
906 | ||
907 | free(string); | |
908 | free(name); | |
ef899b63 | 909 | free(tmpbuf); |
ebac4655 | 910 | fclose(f); |
45410acb | 911 | return ret; |
ebac4655 JA |
912 | } |
913 | ||
914 | static int fill_def_thread(void) | |
915 | { | |
916 | memset(&def_thread, 0, sizeof(def_thread)); | |
917 | ||
918 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
919 | perror("sched_getaffinity"); | |
920 | return 1; | |
921 | } | |
922 | ||
923 | /* | |
924 | * fill globals | |
925 | */ | |
926 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 927 | def_thread.iomix = 0; |
9ebc27e1 | 928 | def_thread.bs = DEF_BS; |
ebac4655 JA |
929 | def_thread.min_bs = -1; |
930 | def_thread.max_bs = -1; | |
931 | def_thread.io_engine = DEF_IO_ENGINE; | |
932 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
9ebc27e1 | 933 | def_thread.odirect = DEF_ODIRECT; |
ebac4655 | 934 | def_thread.ratecycle = DEF_RATE_CYCLE; |
9ebc27e1 | 935 | def_thread.sequential = DEF_SEQUENTIAL; |
972cfd25 | 936 | def_thread.timeout = def_timeout; |
ebac4655 JA |
937 | def_thread.create_file = DEF_CREATE; |
938 | def_thread.overwrite = DEF_OVERWRITE; | |
939 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
940 | def_thread.sync_io = DEF_SYNCIO; | |
941 | def_thread.mem_type = MEM_MALLOC; | |
942 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
943 | def_thread.create_serialize = DEF_CREATE_SER; | |
944 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
945 | def_thread.loops = DEF_LOOPS; | |
946 | def_thread.verify = DEF_VERIFY; | |
947 | def_thread.stonewall = DEF_STONEWALL; | |
948 | def_thread.numjobs = DEF_NUMJOBS; | |
949 | def_thread.use_thread = DEF_USE_THREAD; | |
a6ccc7be JA |
950 | def_thread.rwmixcycle = DEF_RWMIX_CYCLE; |
951 | def_thread.rwmixread = DEF_RWMIX_READ; | |
b6f4d880 | 952 | def_thread.nice = DEF_NICE; |
9ebc27e1 | 953 | def_thread.rand_repeatable = DEF_RAND_REPEAT; |
ebac4655 JA |
954 | #ifdef FIO_HAVE_DISK_UTIL |
955 | def_thread.do_disk_util = 1; | |
956 | #endif | |
957 | ||
958 | return 0; | |
959 | } | |
960 | ||
4785f995 JA |
961 | static void usage(char *name) |
962 | { | |
963 | printf("%s\n", fio_version_string); | |
964 | printf("\t-s IO is sequential\n"); | |
965 | printf("\t-b Block size in KiB for each IO\n"); | |
966 | printf("\t-t Runtime in seconds\n"); | |
967 | printf("\t-R Exit all threads on failure to meet rate goal\n"); | |
968 | printf("\t-o Use O_DIRECT\n"); | |
969 | printf("\t-l Generate per-job latency logs\n"); | |
970 | printf("\t-w Generate per-job bandwidth logs\n"); | |
971 | printf("\t-f Job file (Required)\n"); | |
972 | printf("\t-v Print version info and exit\n"); | |
973 | } | |
974 | ||
972cfd25 | 975 | static int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 976 | { |
972cfd25 | 977 | int c, idx = 1, ini_idx = 0; |
ebac4655 | 978 | |
9ebc27e1 | 979 | while ((c = getopt(argc, argv, "t:o:f:lwvh")) != EOF) { |
ebac4655 | 980 | switch (c) { |
ebac4655 | 981 | case 't': |
972cfd25 JA |
982 | def_timeout = atoi(optarg); |
983 | idx++; | |
ebac4655 | 984 | break; |
ebac4655 | 985 | case 'f': |
972cfd25 JA |
986 | ini_idx++; |
987 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
988 | ini_file[ini_idx - 1] = strdup(optarg); | |
989 | idx++; | |
ebac4655 JA |
990 | break; |
991 | case 'l': | |
992 | write_lat_log = 1; | |
972cfd25 | 993 | idx++; |
ebac4655 JA |
994 | break; |
995 | case 'w': | |
996 | write_bw_log = 1; | |
972cfd25 | 997 | idx++; |
ebac4655 | 998 | break; |
9ebc27e1 | 999 | case 'o': |
eb8bbf48 JA |
1000 | f_out = fopen(optarg, "w+"); |
1001 | if (!f_out) { | |
1002 | perror("fopen output"); | |
1003 | exit(1); | |
1004 | } | |
1005 | f_err = f_out; | |
972cfd25 | 1006 | idx++; |
eb8bbf48 | 1007 | break; |
4785f995 JA |
1008 | case 'h': |
1009 | usage(argv[0]); | |
1010 | exit(0); | |
ebac4655 JA |
1011 | case 'v': |
1012 | printf("%s\n", fio_version_string); | |
1013 | exit(0); | |
1014 | } | |
1015 | } | |
c9fad893 | 1016 | |
972cfd25 JA |
1017 | while (idx < argc) { |
1018 | ini_idx++; | |
1019 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1020 | ini_file[ini_idx - 1] = strdup(argv[idx]); | |
1021 | idx++; | |
1022 | } | |
1023 | ||
eb8bbf48 JA |
1024 | if (!f_out) { |
1025 | f_out = stdout; | |
1026 | f_err = stderr; | |
1027 | } | |
972cfd25 JA |
1028 | |
1029 | return ini_idx; | |
ebac4655 JA |
1030 | } |
1031 | ||
1032 | static void free_shm(void) | |
1033 | { | |
1034 | struct shmid_ds sbuf; | |
1035 | ||
1036 | if (threads) { | |
2c0ecd28 | 1037 | shmdt((void *) threads); |
ebac4655 JA |
1038 | threads = NULL; |
1039 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1040 | } | |
1041 | } | |
1042 | ||
1043 | static int setup_thread_area(void) | |
1044 | { | |
1045 | /* | |
1046 | * 1024 is too much on some machines, scale max_jobs if | |
1047 | * we get a failure that looks like too large a shm segment | |
1048 | */ | |
1049 | do { | |
1050 | int s = max_jobs * sizeof(struct thread_data); | |
1051 | ||
1052 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1053 | if (shm_id != -1) | |
1054 | break; | |
1055 | if (errno != EINVAL) { | |
1056 | perror("shmget"); | |
1057 | break; | |
1058 | } | |
1059 | ||
1060 | max_jobs >>= 1; | |
1061 | } while (max_jobs); | |
1062 | ||
1063 | if (shm_id == -1) | |
1064 | return 1; | |
1065 | ||
1066 | threads = shmat(shm_id, NULL, 0); | |
1067 | if (threads == (void *) -1) { | |
1068 | perror("shmat"); | |
1069 | return 1; | |
1070 | } | |
1071 | ||
1072 | atexit(free_shm); | |
1073 | return 0; | |
1074 | } | |
1075 | ||
1076 | int parse_options(int argc, char *argv[]) | |
1077 | { | |
972cfd25 JA |
1078 | int job_files, i; |
1079 | ||
ebac4655 JA |
1080 | if (setup_thread_area()) |
1081 | return 1; | |
1082 | if (fill_def_thread()) | |
1083 | return 1; | |
1084 | ||
972cfd25 JA |
1085 | job_files = parse_cmd_line(argc, argv); |
1086 | if (!job_files) { | |
1087 | log_err("Need job file(s)\n"); | |
4785f995 | 1088 | usage(argv[0]); |
ebac4655 JA |
1089 | return 1; |
1090 | } | |
1091 | ||
972cfd25 JA |
1092 | for (i = 0; i < job_files; i++) { |
1093 | if (fill_def_thread()) | |
1094 | return 1; | |
1095 | if (parse_jobs_ini(ini_file[i])) | |
1096 | return 1; | |
88c6ed80 | 1097 | free(ini_file[i]); |
972cfd25 | 1098 | } |
ebac4655 | 1099 | |
88c6ed80 | 1100 | free(ini_file); |
ebac4655 JA |
1101 | return 0; |
1102 | } |