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 | |
573275e7 | 43 | static char fio_version_string[] = "fio 1.4"; |
ebac4655 JA |
44 | |
45 | static int repeatable = DEF_RAND_REPEAT; | |
46 | static char *ini_file; | |
47 | static int max_jobs = MAX_JOBS; | |
48 | ||
49 | struct thread_data def_thread; | |
50 | struct thread_data *threads = NULL; | |
51 | ||
52 | int rate_quit = 0; | |
53 | int write_lat_log = 0; | |
54 | int write_bw_log = 0; | |
55 | int exitall_on_terminate = 0; | |
c04f7ec3 | 56 | unsigned long long mlock_size = 0; |
eb8bbf48 JA |
57 | FILE *f_out = NULL; |
58 | FILE *f_err = NULL; | |
ebac4655 | 59 | |
ebac4655 JA |
60 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
61 | { | |
62 | struct thread_data *td; | |
63 | ||
64 | if (global) | |
65 | return &def_thread; | |
66 | if (thread_number >= max_jobs) | |
67 | return NULL; | |
68 | ||
69 | td = &threads[thread_number++]; | |
ddaeaa5a JA |
70 | *td = *parent; |
71 | td->name[0] = '\0'; | |
ebac4655 JA |
72 | |
73 | td->fd = -1; | |
74 | td->thread_number = thread_number; | |
75 | ||
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') |
e9c047a0 | 136 | sprintf(tmp, "%s/%s.%d", td->directory, jobname, td->jobnum); |
ebac4655 | 137 | else |
e9c047a0 JA |
138 | sprintf(tmp, "%s.%d", jobname, td->jobnum); |
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; | |
eba09dd3 | 194 | td_new->jobnum = numjobs; |
75154845 | 195 | job_add_num = numjobs - 1; |
ebac4655 | 196 | |
75154845 | 197 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
198 | goto err; |
199 | } | |
200 | return 0; | |
201 | err: | |
202 | put_job(td); | |
203 | return -1; | |
204 | } | |
205 | ||
206 | int init_random_state(struct thread_data *td) | |
207 | { | |
a6ccc7be | 208 | unsigned long seeds[4]; |
ebac4655 JA |
209 | int fd, num_maps, blocks; |
210 | ||
1ac267bb | 211 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
212 | if (fd == -1) { |
213 | td_verror(td, errno); | |
214 | return 1; | |
215 | } | |
216 | ||
a6ccc7be | 217 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
ebac4655 JA |
218 | td_verror(td, EIO); |
219 | close(fd); | |
220 | return 1; | |
221 | } | |
222 | ||
223 | close(fd); | |
224 | ||
6dfd46b9 JA |
225 | os_random_seed(seeds[0], &td->bsrange_state); |
226 | os_random_seed(seeds[1], &td->verify_state); | |
227 | os_random_seed(seeds[2], &td->rwmix_state); | |
ebac4655 JA |
228 | |
229 | if (td->sequential) | |
230 | return 0; | |
231 | ||
232 | if (repeatable) | |
a6ccc7be | 233 | seeds[3] = DEF_RANDSEED; |
ebac4655 JA |
234 | |
235 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
236 | num_maps = blocks / BLOCKS_PER_MAP; | |
237 | td->file_map = malloc(num_maps * sizeof(long)); | |
238 | td->num_maps = num_maps; | |
239 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
240 | ||
6dfd46b9 | 241 | os_random_seed(seeds[3], &td->random_state); |
ebac4655 JA |
242 | return 0; |
243 | } | |
244 | ||
245 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
246 | { | |
247 | #ifdef FIO_HAVE_CPU_AFFINITY | |
248 | unsigned int i; | |
249 | ||
250 | CPU_ZERO(&cpumask); | |
251 | ||
252 | for (i = 0; i < sizeof(int) * 8; i++) { | |
253 | if ((1 << i) & cpu) | |
254 | CPU_SET(i, &cpumask); | |
255 | } | |
256 | #endif | |
257 | } | |
258 | ||
259 | static unsigned long get_mult(char c) | |
260 | { | |
261 | switch (c) { | |
262 | case 'k': | |
263 | case 'K': | |
264 | return 1024; | |
265 | case 'm': | |
266 | case 'M': | |
267 | return 1024 * 1024; | |
268 | case 'g': | |
269 | case 'G': | |
270 | return 1024 * 1024 * 1024; | |
271 | default: | |
272 | return 1; | |
273 | } | |
274 | } | |
275 | ||
276 | /* | |
277 | * convert string after '=' into decimal value, noting any size suffix | |
278 | */ | |
279 | static int str_cnv(char *p, unsigned long long *val) | |
280 | { | |
281 | char *str; | |
282 | int len; | |
283 | ||
f5d3e5ec | 284 | str = strchr(p, '='); |
ebac4655 JA |
285 | if (!str) |
286 | return 1; | |
287 | ||
288 | str++; | |
289 | len = strlen(str); | |
290 | ||
291 | *val = strtoul(str, NULL, 10); | |
292 | if (*val == ULONG_MAX && errno == ERANGE) | |
293 | return 1; | |
294 | ||
9d0d4247 | 295 | *val *= get_mult(str[len - 1]); |
ebac4655 JA |
296 | return 0; |
297 | } | |
298 | ||
299 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
300 | { | |
20dc95c4 | 301 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
302 | return 1; |
303 | ||
304 | return str_cnv(p, val); | |
305 | } | |
306 | ||
307 | static void strip_blank_front(char **p) | |
308 | { | |
309 | char *s = *p; | |
310 | ||
4ae3f763 | 311 | while (isspace(*s)) |
ebac4655 JA |
312 | s++; |
313 | } | |
314 | ||
315 | static void strip_blank_end(char *p) | |
316 | { | |
4ae3f763 | 317 | char *s = p + strlen(p) - 1; |
ebac4655 | 318 | |
4ae3f763 JA |
319 | while (isspace(*s) || iscntrl(*s)) |
320 | s--; | |
aea47d44 | 321 | |
4ae3f763 | 322 | *(s + 1) = '\0'; |
aea47d44 JA |
323 | } |
324 | ||
ebac4655 JA |
325 | typedef int (str_cb_fn)(struct thread_data *, char *); |
326 | ||
327 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
328 | { | |
843a7413 | 329 | char *s; |
ebac4655 | 330 | |
843a7413 JA |
331 | if (strncmp(p, name, strlen(name))) |
332 | return 1; | |
333 | ||
334 | s = strstr(p, name); | |
ebac4655 JA |
335 | if (!s) |
336 | return 1; | |
337 | ||
f5d3e5ec | 338 | s = strchr(s, '='); |
ebac4655 JA |
339 | if (!s) |
340 | return 1; | |
341 | ||
342 | s++; | |
343 | strip_blank_front(&s); | |
344 | return cb(td, s); | |
345 | } | |
346 | ||
347 | static int check_strstore(char *p, char *name, char *dest) | |
348 | { | |
843a7413 | 349 | char *s; |
ebac4655 | 350 | |
843a7413 JA |
351 | if (strncmp(p, name, strlen(name))) |
352 | return 1; | |
353 | ||
354 | s = strstr(p, name); | |
ebac4655 JA |
355 | if (!s) |
356 | return 1; | |
357 | ||
f5d3e5ec | 358 | s = strchr(p, '='); |
ebac4655 JA |
359 | if (!s) |
360 | return 1; | |
361 | ||
362 | s++; | |
363 | strip_blank_front(&s); | |
364 | ||
365 | strcpy(dest, s); | |
ebac4655 JA |
366 | return 0; |
367 | } | |
368 | ||
01617be6 | 369 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 370 | { |
01617be6 | 371 | char suffix; |
ebac4655 | 372 | |
01617be6 JA |
373 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
374 | *val *= get_mult(suffix); | |
ebac4655 JA |
375 | return 0; |
376 | } | |
377 | ||
01617be6 | 378 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 379 | return 0; |
ebac4655 | 380 | |
01617be6 JA |
381 | return 1; |
382 | } | |
383 | ||
384 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
385 | { | |
386 | char option[128]; | |
387 | char *str, *p1, *p2; | |
388 | ||
843a7413 JA |
389 | if (strncmp(p, name, strlen(name))) |
390 | return 1; | |
391 | ||
01617be6 JA |
392 | strcpy(option, p); |
393 | p = option; | |
394 | ||
395 | str = strstr(p, name); | |
396 | if (!str) | |
397 | return 1; | |
ebac4655 | 398 | |
01617be6 JA |
399 | p += strlen(name); |
400 | ||
401 | str = strchr(p, '='); | |
402 | if (!str) | |
403 | return 1; | |
404 | ||
405 | /* | |
406 | * 'p' now holds whatever is after the '=' sign | |
407 | */ | |
408 | p1 = str + 1; | |
409 | ||
410 | /* | |
411 | * terminate p1 at the '-' sign | |
412 | */ | |
413 | p = strchr(p1, '-'); | |
414 | if (!p) | |
415 | return 1; | |
416 | ||
417 | p2 = p + 1; | |
418 | *p = '\0'; | |
419 | ||
420 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
421 | return 0; |
422 | ||
423 | return 1; | |
ebac4655 JA |
424 | } |
425 | ||
426 | static int check_int(char *p, char *name, unsigned int *val) | |
427 | { | |
f5d3e5ec | 428 | char *str; |
ebac4655 | 429 | |
b6754f9d JA |
430 | if (strncmp(p, name, strlen(name))) |
431 | return 1; | |
432 | ||
f5d3e5ec JA |
433 | str = strstr(p, name); |
434 | if (!str) | |
435 | return 1; | |
436 | ||
437 | str = strchr(p, '='); | |
438 | if (!str) | |
439 | return 1; | |
440 | ||
441 | str++; | |
ebac4655 | 442 | |
f5d3e5ec | 443 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
444 | return 0; |
445 | ||
446 | return 1; | |
447 | } | |
448 | ||
449 | static int check_strset(char *p, char *name) | |
450 | { | |
451 | return strncmp(p, name, strlen(name)); | |
452 | } | |
453 | ||
454 | static int is_empty_or_comment(char *line) | |
455 | { | |
456 | unsigned int i; | |
457 | ||
458 | for (i = 0; i < strlen(line); i++) { | |
459 | if (line[i] == ';') | |
460 | return 1; | |
461 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
462 | return 0; | |
463 | } | |
464 | ||
465 | return 1; | |
466 | } | |
467 | ||
468 | static int str_rw_cb(struct thread_data *td, char *mem) | |
469 | { | |
470 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
471 | td->ddir = DDIR_READ; | |
472 | td->sequential = 1; | |
473 | return 0; | |
474 | } else if (!strncmp(mem, "randread", 8)) { | |
475 | td->ddir = DDIR_READ; | |
476 | td->sequential = 0; | |
477 | return 0; | |
478 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
479 | td->ddir = DDIR_WRITE; | |
480 | td->sequential = 1; | |
481 | return 0; | |
482 | } else if (!strncmp(mem, "randwrite", 9)) { | |
483 | td->ddir = DDIR_WRITE; | |
484 | td->sequential = 0; | |
485 | return 0; | |
3d60d1ed JA |
486 | } else if (!strncmp(mem, "rw", 2)) { |
487 | td->ddir = 0; | |
488 | td->iomix = 1; | |
489 | td->sequential = 1; | |
490 | return 0; | |
491 | } else if (!strncmp(mem, "randrw", 6)) { | |
492 | td->ddir = 0; | |
493 | td->iomix = 1; | |
494 | td->sequential = 0; | |
495 | return 0; | |
ebac4655 JA |
496 | } |
497 | ||
3b70d7e5 | 498 | log_err("fio: data direction: read, write, randread, randwrite, rw, randrw\n"); |
ebac4655 JA |
499 | return 1; |
500 | } | |
501 | ||
502 | static int str_verify_cb(struct thread_data *td, char *mem) | |
503 | { | |
504 | if (!strncmp(mem, "0", 1)) { | |
505 | td->verify = VERIFY_NONE; | |
506 | return 0; | |
507 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
508 | td->verify = VERIFY_MD5; | |
509 | return 0; | |
510 | } else if (!strncmp(mem, "crc32", 5)) { | |
511 | td->verify = VERIFY_CRC32; | |
512 | return 0; | |
513 | } | |
514 | ||
3b70d7e5 | 515 | log_err("fio: verify types: md5, crc32\n"); |
ebac4655 JA |
516 | return 1; |
517 | } | |
518 | ||
519 | static int str_mem_cb(struct thread_data *td, char *mem) | |
520 | { | |
521 | if (!strncmp(mem, "malloc", 6)) { | |
522 | td->mem_type = MEM_MALLOC; | |
523 | return 0; | |
524 | } else if (!strncmp(mem, "shm", 3)) { | |
525 | td->mem_type = MEM_SHM; | |
526 | return 0; | |
527 | } else if (!strncmp(mem, "mmap", 4)) { | |
528 | td->mem_type = MEM_MMAP; | |
529 | return 0; | |
530 | } | |
531 | ||
3b70d7e5 | 532 | log_err("fio: mem type: malloc, shm, mmap\n"); |
ebac4655 JA |
533 | return 1; |
534 | } | |
535 | ||
536 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
537 | { | |
538 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
539 | !strncmp(str, "libaio", 6)) { | |
540 | strcpy(td->io_engine_name, "libaio"); | |
541 | td->io_engine = FIO_LIBAIO; | |
542 | return 0; | |
543 | } else if (!strncmp(str, "posixaio", 8)) { | |
544 | strcpy(td->io_engine_name, "posixaio"); | |
545 | td->io_engine = FIO_POSIXAIO; | |
546 | return 0; | |
547 | } else if (!strncmp(str, "sync", 4)) { | |
548 | strcpy(td->io_engine_name, "sync"); | |
549 | td->io_engine = FIO_SYNCIO; | |
550 | return 0; | |
551 | } else if (!strncmp(str, "mmap", 4)) { | |
552 | strcpy(td->io_engine_name, "mmap"); | |
553 | td->io_engine = FIO_MMAPIO; | |
554 | return 0; | |
555 | } else if (!strncmp(str, "sgio", 4)) { | |
556 | strcpy(td->io_engine_name, "sgio"); | |
557 | td->io_engine = FIO_SGIO; | |
558 | return 0; | |
8756e4d4 JA |
559 | } else if (!strncmp(str, "splice", 6)) { |
560 | strcpy(td->io_engine_name, "splice"); | |
561 | td->io_engine = FIO_SPLICEIO; | |
562 | return 0; | |
ebac4655 JA |
563 | } |
564 | ||
3b70d7e5 | 565 | log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice\n"); |
ebac4655 JA |
566 | return 1; |
567 | } | |
568 | ||
07261983 JA |
569 | /* |
570 | * This is our [ini] type file parser. | |
571 | */ | |
ebac4655 JA |
572 | int parse_jobs_ini(char *file) |
573 | { | |
a6ccc7be | 574 | unsigned int prioclass, prio, cpu, global, il; |
ebac4655 JA |
575 | unsigned long long ull; |
576 | unsigned long ul1, ul2; | |
577 | struct thread_data *td; | |
ef899b63 | 578 | char *string, *name, *tmpbuf; |
ebac4655 JA |
579 | fpos_t off; |
580 | FILE *f; | |
581 | char *p; | |
45410acb | 582 | int ret = 0; |
ebac4655 JA |
583 | |
584 | f = fopen(file, "r"); | |
585 | if (!f) { | |
aea47d44 | 586 | perror("fopen job file"); |
ebac4655 JA |
587 | return 1; |
588 | } | |
589 | ||
590 | string = malloc(4096); | |
591 | name = malloc(256); | |
ef899b63 | 592 | tmpbuf = malloc(4096); |
ebac4655 JA |
593 | |
594 | while ((p = fgets(string, 4096, f)) != NULL) { | |
45410acb JA |
595 | if (ret) |
596 | break; | |
ebac4655 JA |
597 | if (is_empty_or_comment(p)) |
598 | continue; | |
599 | if (sscanf(p, "[%s]", name) != 1) | |
600 | continue; | |
601 | ||
602 | global = !strncmp(name, "global", 6); | |
603 | ||
604 | name[strlen(name) - 1] = '\0'; | |
605 | ||
606 | td = get_new_job(global, &def_thread); | |
45410acb JA |
607 | if (!td) { |
608 | ret = 1; | |
609 | break; | |
610 | } | |
ebac4655 | 611 | |
ebac4655 JA |
612 | fgetpos(f, &off); |
613 | while ((p = fgets(string, 4096, f)) != NULL) { | |
614 | if (is_empty_or_comment(p)) | |
615 | continue; | |
616 | if (strstr(p, "[")) | |
617 | break; | |
b6754f9d | 618 | strip_blank_front(&p); |
4ae3f763 | 619 | strip_blank_end(p); |
aea47d44 | 620 | |
ebac4655 JA |
621 | if (!check_int(p, "prio", &prio)) { |
622 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 623 | log_err("io priorities not available\n"); |
45410acb JA |
624 | ret = 1; |
625 | break; | |
ebac4655 | 626 | #endif |
8756e4d4 | 627 | td->ioprio |= prio; |
ebac4655 JA |
628 | fgetpos(f, &off); |
629 | continue; | |
630 | } | |
631 | if (!check_int(p, "prioclass", &prioclass)) { | |
632 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 633 | log_err("io priorities not available\n"); |
45410acb JA |
634 | ret = 1; |
635 | break; | |
5c4e1dbc | 636 | #else |
8756e4d4 | 637 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
638 | fgetpos(f, &off); |
639 | continue; | |
5c4e1dbc | 640 | #endif |
ebac4655 | 641 | } |
e9c047a0 JA |
642 | if (!check_int(p, "direct", &il)) { |
643 | td->odirect = il; | |
ebac4655 JA |
644 | fgetpos(f, &off); |
645 | continue; | |
646 | } | |
647 | if (!check_int(p, "rate", &td->rate)) { | |
648 | fgetpos(f, &off); | |
649 | continue; | |
650 | } | |
651 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
652 | fgetpos(f, &off); | |
653 | continue; | |
654 | } | |
655 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
656 | fgetpos(f, &off); | |
657 | continue; | |
658 | } | |
659 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
660 | fgetpos(f, &off); | |
661 | continue; | |
662 | } | |
663 | if (!check_int(p, "cpumask", &cpu)) { | |
664 | #ifndef FIO_HAVE_CPU_AFFINITY | |
3b70d7e5 | 665 | log_err("cpu affinity not available\n"); |
45410acb JA |
666 | ret = 1; |
667 | break; | |
ebac4655 JA |
668 | #endif |
669 | fill_cpu_mask(td->cpumask, cpu); | |
670 | fgetpos(f, &off); | |
671 | continue; | |
672 | } | |
673 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
674 | fgetpos(f, &off); | |
fc1a4713 | 675 | td->end_fsync = 1; |
ebac4655 JA |
676 | continue; |
677 | } | |
678 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
679 | fgetpos(f, &off); | |
680 | continue; | |
681 | } | |
682 | if (!check_int(p, "timeout", &td->timeout)) { | |
683 | fgetpos(f, &off); | |
684 | continue; | |
685 | } | |
e9c047a0 JA |
686 | if (!check_int(p, "invalidate", &il)) { |
687 | td->invalidate_cache = il; | |
ebac4655 JA |
688 | fgetpos(f, &off); |
689 | continue; | |
690 | } | |
691 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
692 | fgetpos(f, &off); | |
693 | continue; | |
694 | } | |
e9c047a0 JA |
695 | if (!check_int(p, "sync", &il)) { |
696 | td->sync_io = il; | |
ebac4655 JA |
697 | fgetpos(f, &off); |
698 | continue; | |
699 | } | |
700 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
701 | fgetpos(f, &off); | |
702 | continue; | |
703 | } | |
e9c047a0 JA |
704 | if (!check_int(p, "create_serialize", &il)) { |
705 | td->create_serialize = il; | |
ebac4655 JA |
706 | fgetpos(f, &off); |
707 | continue; | |
708 | } | |
e9c047a0 JA |
709 | if (!check_int(p, "create_fsync", &il)) { |
710 | td->create_fsync = il; | |
ebac4655 JA |
711 | fgetpos(f, &off); |
712 | continue; | |
713 | } | |
e9c047a0 JA |
714 | if (!check_int(p, "end_fsync", &il)) { |
715 | td->end_fsync = il; | |
fc1a4713 JA |
716 | fgetpos(f, &off); |
717 | continue; | |
718 | } | |
ebac4655 JA |
719 | if (!check_int(p, "loops", &td->loops)) { |
720 | fgetpos(f, &off); | |
721 | continue; | |
722 | } | |
723 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
724 | fgetpos(f, &off); | |
725 | continue; | |
726 | } | |
e9c047a0 JA |
727 | if (!check_int(p, "overwrite", &il)) { |
728 | td->overwrite = il; | |
ebac4655 JA |
729 | fgetpos(f, &off); |
730 | continue; | |
731 | } | |
a6ccc7be JA |
732 | if (!check_int(p, "rwmixcycle", &td->rwmixcycle)) { |
733 | fgetpos(f, &off); | |
734 | continue; | |
735 | } | |
736 | if (!check_int(p, "rwmixread", &il)) { | |
737 | if (il > 100) | |
738 | il = 100; | |
739 | td->rwmixread = il; | |
740 | fgetpos(f, &off); | |
741 | continue; | |
742 | } | |
743 | if (!check_int(p, "rwmixwrite", &il)) { | |
744 | if (il > 100) | |
745 | il = 100; | |
746 | td->rwmixread = 100 - il; | |
747 | fgetpos(f, &off); | |
748 | continue; | |
749 | } | |
b6f4d880 JA |
750 | if (!check_int(p, "nice", &td->nice)) { |
751 | fgetpos(f, &off); | |
752 | continue; | |
753 | } | |
ebac4655 JA |
754 | if (!check_range(p, "bsrange", &ul1, &ul2)) { |
755 | if (ul1 > ul2) { | |
756 | td->max_bs = ul1; | |
757 | td->min_bs = ul2; | |
758 | } else { | |
759 | td->max_bs = ul2; | |
760 | td->min_bs = ul1; | |
761 | } | |
762 | fgetpos(f, &off); | |
763 | continue; | |
764 | } | |
765 | if (!check_strcnv(p, "bs", &ull)) { | |
766 | td->bs = ull; | |
767 | fgetpos(f, &off); | |
768 | continue; | |
769 | } | |
770 | if (!check_strcnv(p, "size", &td->file_size)) { | |
771 | fgetpos(f, &off); | |
772 | continue; | |
773 | } | |
774 | if (!check_strcnv(p, "offset", &td->file_offset)) { | |
775 | fgetpos(f, &off); | |
20dc95c4 JA |
776 | continue; |
777 | } | |
778 | if (!check_strcnv(p, "zonesize", &td->zone_size)) { | |
779 | fgetpos(f, &off); | |
780 | continue; | |
781 | } | |
782 | if (!check_strcnv(p, "zoneskip", &td->zone_skip)) { | |
783 | fgetpos(f, &off); | |
ebac4655 JA |
784 | continue; |
785 | } | |
c04f7ec3 JA |
786 | if (!check_strcnv(p, "lockmem", &mlock_size)) { |
787 | fgetpos(f, &off); | |
788 | continue; | |
789 | } | |
ef899b63 JA |
790 | if (!check_strstore(p, "directory", tmpbuf)) { |
791 | td->directory = strdup(tmpbuf); | |
ebac4655 JA |
792 | fgetpos(f, &off); |
793 | continue; | |
794 | } | |
01452055 JA |
795 | if (!check_strstore(p, "name", tmpbuf)) { |
796 | snprintf(td->name, sizeof(td->name)-1, "%s%d", tmpbuf, td->thread_number); | |
797 | fgetpos(f, &off); | |
798 | continue; | |
799 | } | |
ebac4655 JA |
800 | if (!check_str(p, "mem", str_mem_cb, td)) { |
801 | fgetpos(f, &off); | |
802 | continue; | |
803 | } | |
804 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
805 | fgetpos(f, &off); | |
806 | continue; | |
807 | } | |
808 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
809 | fgetpos(f, &off); | |
810 | continue; | |
811 | } | |
812 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
813 | fgetpos(f, &off); | |
814 | continue; | |
815 | } | |
816 | if (!check_strset(p, "create")) { | |
817 | td->create_file = 1; | |
818 | fgetpos(f, &off); | |
819 | continue; | |
820 | } | |
821 | if (!check_strset(p, "exitall")) { | |
822 | exitall_on_terminate = 1; | |
823 | fgetpos(f, &off); | |
824 | continue; | |
825 | } | |
826 | if (!check_strset(p, "stonewall")) { | |
827 | td->stonewall = 1; | |
828 | fgetpos(f, &off); | |
829 | continue; | |
830 | } | |
831 | if (!check_strset(p, "thread")) { | |
832 | td->use_thread = 1; | |
833 | fgetpos(f, &off); | |
834 | continue; | |
835 | } | |
80b9feb0 | 836 | if (!check_strstore(p, "iolog", tmpbuf)) { |
4f693b9d | 837 | if (td->write_iolog) { |
3b70d7e5 | 838 | log_err("fio: read iolog overrides given write_iolog\n"); |
af8c0b4f | 839 | free(td->iolog_file); |
4f693b9d JA |
840 | td->write_iolog = 0; |
841 | } | |
80b9feb0 | 842 | td->iolog_file = strdup(tmpbuf); |
843a7413 | 843 | td->read_iolog = 1; |
843a7413 JA |
844 | fgetpos(f, &off); |
845 | continue; | |
846 | } | |
af8c0b4f JA |
847 | if (!check_strstore(p, "write_iolog", tmpbuf)) { |
848 | if (!td->read_iolog) { | |
849 | td->iolog_file = strdup(tmpbuf); | |
850 | td->write_iolog = 1; | |
4f693b9d | 851 | } else |
3b70d7e5 | 852 | log_err("fio: read iolog overrides given write_iolog\n"); |
aea47d44 JA |
853 | fgetpos(f, &off); |
854 | continue; | |
855 | } | |
80b9feb0 JA |
856 | if (!check_strstore(p, "exec_prerun", tmpbuf)) { |
857 | td->exec_prerun = strdup(tmpbuf); | |
4e0ba8af JA |
858 | fgetpos(f, &off); |
859 | continue; | |
860 | } | |
80b9feb0 JA |
861 | if (!check_strstore(p, "exec_postrun", tmpbuf)) { |
862 | td->exec_postrun = strdup(tmpbuf); | |
4e0ba8af JA |
863 | fgetpos(f, &off); |
864 | continue; | |
865 | } | |
80b9feb0 | 866 | if (!check_strstore(p, "ioscheduler", tmpbuf)) { |
22f78b32 | 867 | #ifndef FIO_HAVE_IOSCHED_SWITCH |
3b70d7e5 | 868 | log_err("io scheduler switching not available\n"); |
22f78b32 JA |
869 | ret = 1; |
870 | break; | |
871 | #else | |
80b9feb0 | 872 | td->ioscheduler = strdup(tmpbuf); |
da86774e JA |
873 | fgetpos(f, &off); |
874 | continue; | |
22f78b32 | 875 | #endif |
da86774e | 876 | } |
ebac4655 | 877 | |
45410acb JA |
878 | /* |
879 | * Don't break here, continue parsing options so we | |
880 | * dump all the bad ones. Makes trial/error fixups | |
881 | * easier on the user. | |
882 | */ | |
ebac4655 | 883 | printf("Client%d: bad option %s\n",td->thread_number,p); |
45410acb | 884 | ret = 1; |
ebac4655 | 885 | } |
ebac4655 | 886 | |
45410acb JA |
887 | if (!ret) { |
888 | fsetpos(f, &off); | |
889 | ret = add_job(td, name, 0); | |
890 | } | |
891 | if (ret) | |
892 | break; | |
ebac4655 JA |
893 | } |
894 | ||
895 | free(string); | |
896 | free(name); | |
ef899b63 | 897 | free(tmpbuf); |
ebac4655 | 898 | fclose(f); |
45410acb | 899 | return ret; |
ebac4655 JA |
900 | } |
901 | ||
902 | static int fill_def_thread(void) | |
903 | { | |
904 | memset(&def_thread, 0, sizeof(def_thread)); | |
905 | ||
906 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
907 | perror("sched_getaffinity"); | |
908 | return 1; | |
909 | } | |
910 | ||
911 | /* | |
912 | * fill globals | |
913 | */ | |
914 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 915 | def_thread.iomix = 0; |
ebac4655 JA |
916 | def_thread.bs = DEF_BS; |
917 | def_thread.min_bs = -1; | |
918 | def_thread.max_bs = -1; | |
919 | def_thread.io_engine = DEF_IO_ENGINE; | |
920 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
921 | def_thread.odirect = DEF_ODIRECT; | |
922 | def_thread.ratecycle = DEF_RATE_CYCLE; | |
923 | def_thread.sequential = DEF_SEQUENTIAL; | |
924 | def_thread.timeout = DEF_TIMEOUT; | |
925 | def_thread.create_file = DEF_CREATE; | |
926 | def_thread.overwrite = DEF_OVERWRITE; | |
927 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
928 | def_thread.sync_io = DEF_SYNCIO; | |
929 | def_thread.mem_type = MEM_MALLOC; | |
930 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
931 | def_thread.create_serialize = DEF_CREATE_SER; | |
932 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
933 | def_thread.loops = DEF_LOOPS; | |
934 | def_thread.verify = DEF_VERIFY; | |
935 | def_thread.stonewall = DEF_STONEWALL; | |
936 | def_thread.numjobs = DEF_NUMJOBS; | |
937 | def_thread.use_thread = DEF_USE_THREAD; | |
a6ccc7be JA |
938 | def_thread.rwmixcycle = DEF_RWMIX_CYCLE; |
939 | def_thread.rwmixread = DEF_RWMIX_READ; | |
b6f4d880 | 940 | def_thread.nice = DEF_NICE; |
ebac4655 JA |
941 | #ifdef FIO_HAVE_DISK_UTIL |
942 | def_thread.do_disk_util = 1; | |
943 | #endif | |
944 | ||
945 | return 0; | |
946 | } | |
947 | ||
4785f995 JA |
948 | static void usage(char *name) |
949 | { | |
950 | printf("%s\n", fio_version_string); | |
951 | printf("\t-s IO is sequential\n"); | |
952 | printf("\t-b Block size in KiB for each IO\n"); | |
953 | printf("\t-t Runtime in seconds\n"); | |
954 | printf("\t-R Exit all threads on failure to meet rate goal\n"); | |
955 | printf("\t-o Use O_DIRECT\n"); | |
956 | printf("\t-l Generate per-job latency logs\n"); | |
957 | printf("\t-w Generate per-job bandwidth logs\n"); | |
958 | printf("\t-f Job file (Required)\n"); | |
959 | printf("\t-v Print version info and exit\n"); | |
960 | } | |
961 | ||
ebac4655 JA |
962 | static void parse_cmd_line(int argc, char *argv[]) |
963 | { | |
964 | int c; | |
965 | ||
eb8bbf48 | 966 | while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvhO:")) != EOF) { |
ebac4655 JA |
967 | switch (c) { |
968 | case 's': | |
969 | def_thread.sequential = !!atoi(optarg); | |
970 | break; | |
971 | case 'b': | |
972 | def_thread.bs = atoi(optarg); | |
973 | def_thread.bs <<= 10; | |
974 | if (!def_thread.bs) { | |
975 | printf("bad block size\n"); | |
976 | def_thread.bs = DEF_BS; | |
977 | } | |
978 | break; | |
979 | case 't': | |
980 | def_thread.timeout = atoi(optarg); | |
981 | break; | |
982 | case 'r': | |
983 | repeatable = !!atoi(optarg); | |
984 | break; | |
985 | case 'R': | |
986 | rate_quit = !!atoi(optarg); | |
987 | break; | |
988 | case 'o': | |
989 | def_thread.odirect = !!atoi(optarg); | |
990 | break; | |
991 | case 'f': | |
992 | ini_file = strdup(optarg); | |
993 | break; | |
994 | case 'l': | |
995 | write_lat_log = 1; | |
996 | break; | |
997 | case 'w': | |
998 | write_bw_log = 1; | |
999 | break; | |
eb8bbf48 JA |
1000 | case 'O': |
1001 | f_out = fopen(optarg, "w+"); | |
1002 | if (!f_out) { | |
1003 | perror("fopen output"); | |
1004 | exit(1); | |
1005 | } | |
1006 | f_err = f_out; | |
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 JA |
1016 | |
1017 | if (!ini_file && argc > 1 && argv[argc - 1][0] != '-') | |
1018 | ini_file = strdup(argv[argc - 1]); | |
eb8bbf48 JA |
1019 | if (!f_out) { |
1020 | f_out = stdout; | |
1021 | f_err = stderr; | |
1022 | } | |
ebac4655 JA |
1023 | } |
1024 | ||
1025 | static void free_shm(void) | |
1026 | { | |
1027 | struct shmid_ds sbuf; | |
1028 | ||
1029 | if (threads) { | |
2c0ecd28 | 1030 | shmdt((void *) threads); |
ebac4655 JA |
1031 | threads = NULL; |
1032 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1033 | } | |
1034 | } | |
1035 | ||
1036 | static int setup_thread_area(void) | |
1037 | { | |
1038 | /* | |
1039 | * 1024 is too much on some machines, scale max_jobs if | |
1040 | * we get a failure that looks like too large a shm segment | |
1041 | */ | |
1042 | do { | |
1043 | int s = max_jobs * sizeof(struct thread_data); | |
1044 | ||
1045 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1046 | if (shm_id != -1) | |
1047 | break; | |
1048 | if (errno != EINVAL) { | |
1049 | perror("shmget"); | |
1050 | break; | |
1051 | } | |
1052 | ||
1053 | max_jobs >>= 1; | |
1054 | } while (max_jobs); | |
1055 | ||
1056 | if (shm_id == -1) | |
1057 | return 1; | |
1058 | ||
1059 | threads = shmat(shm_id, NULL, 0); | |
1060 | if (threads == (void *) -1) { | |
1061 | perror("shmat"); | |
1062 | return 1; | |
1063 | } | |
1064 | ||
1065 | atexit(free_shm); | |
1066 | return 0; | |
1067 | } | |
1068 | ||
1069 | int parse_options(int argc, char *argv[]) | |
1070 | { | |
1071 | if (setup_thread_area()) | |
1072 | return 1; | |
1073 | if (fill_def_thread()) | |
1074 | return 1; | |
1075 | ||
1076 | parse_cmd_line(argc, argv); | |
1077 | ||
1078 | if (!ini_file) { | |
3b70d7e5 | 1079 | log_err("Need job file\n"); |
4785f995 | 1080 | usage(argv[0]); |
ebac4655 JA |
1081 | return 1; |
1082 | } | |
1083 | ||
07261983 | 1084 | if (parse_jobs_ini(ini_file)) |
ebac4655 JA |
1085 | return 1; |
1086 | ||
1087 | return 0; | |
1088 | } |