Commit | Line | Data |
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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; | |
c6ae0a5b | 57 | int terse_output = 0; |
c04f7ec3 | 58 | unsigned long long mlock_size = 0; |
eb8bbf48 JA |
59 | FILE *f_out = NULL; |
60 | FILE *f_err = NULL; | |
ebac4655 | 61 | |
ebac4655 JA |
62 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
63 | { | |
64 | struct thread_data *td; | |
65 | ||
66 | if (global) | |
67 | return &def_thread; | |
68 | if (thread_number >= max_jobs) | |
69 | return NULL; | |
70 | ||
71 | td = &threads[thread_number++]; | |
ddaeaa5a JA |
72 | *td = *parent; |
73 | td->name[0] = '\0'; | |
ebac4655 JA |
74 | |
75 | td->fd = -1; | |
76 | td->thread_number = thread_number; | |
ebac4655 JA |
77 | return td; |
78 | } | |
79 | ||
80 | static void put_job(struct thread_data *td) | |
81 | { | |
82 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
83 | thread_number--; | |
84 | } | |
85 | ||
75154845 | 86 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 87 | { |
3d60d1ed JA |
88 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
89 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
90 | struct stat sb; |
91 | int numjobs, ddir; | |
92 | ||
93 | #ifndef FIO_HAVE_LIBAIO | |
94 | if (td->io_engine == FIO_LIBAIO) { | |
3b70d7e5 | 95 | log_err("Linux libaio not available\n"); |
ebac4655 JA |
96 | return 1; |
97 | } | |
98 | #endif | |
99 | #ifndef FIO_HAVE_POSIXAIO | |
100 | if (td->io_engine == FIO_POSIXAIO) { | |
3b70d7e5 | 101 | log_err("posix aio not available\n"); |
ebac4655 JA |
102 | return 1; |
103 | } | |
104 | #endif | |
ebac4655 JA |
105 | |
106 | /* | |
107 | * the def_thread is just for options, it's not a real job | |
108 | */ | |
109 | if (td == &def_thread) | |
110 | return 0; | |
111 | ||
112 | if (td->io_engine & FIO_SYNCIO) | |
113 | td->iodepth = 1; | |
114 | else { | |
115 | if (!td->iodepth) | |
116 | td->iodepth = 1; | |
117 | } | |
118 | ||
20dc95c4 JA |
119 | /* |
120 | * only really works for sequential io for now | |
121 | */ | |
122 | if (td->zone_size && !td->sequential) | |
123 | td->zone_size = 0; | |
124 | ||
ebac4655 | 125 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
126 | if (!stat(jobname, &sb)) { |
127 | if (S_ISBLK(sb.st_mode)) | |
128 | td->filetype = FIO_TYPE_BD; | |
129 | else if (S_ISCHR(sb.st_mode)) | |
130 | td->filetype = FIO_TYPE_CHAR; | |
131 | } | |
ebac4655 JA |
132 | |
133 | if (td->filetype == FIO_TYPE_FILE) { | |
e9c047a0 JA |
134 | char tmp[PATH_MAX]; |
135 | ||
ef899b63 | 136 | if (td->directory && td->directory[0] != '\0') |
f9481919 | 137 | sprintf(tmp, "%s/%s.%d", td->directory, jobname, td->thread_number); |
ebac4655 | 138 | else |
f9481919 | 139 | sprintf(tmp, "%s.%d", jobname, td->thread_number); |
e9c047a0 | 140 | td->file_name = strdup(tmp); |
ebac4655 | 141 | } else |
e9c047a0 | 142 | td->file_name = strdup(jobname); |
ebac4655 | 143 | |
bbfd6b00 | 144 | fio_sem_init(&td->mutex, 0); |
ebac4655 JA |
145 | |
146 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
147 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
148 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
149 | ||
150 | if (td->min_bs == -1U) | |
151 | td->min_bs = td->bs; | |
152 | if (td->max_bs == -1U) | |
153 | td->max_bs = td->bs; | |
3d60d1ed | 154 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
155 | td->verify = 0; |
156 | ||
157 | if (td->stonewall && td->thread_number > 1) | |
158 | groupid++; | |
159 | ||
160 | td->groupid = groupid; | |
161 | ||
162 | if (setup_rate(td)) | |
163 | goto err; | |
164 | ||
165 | if (write_lat_log) { | |
166 | setup_log(&td->slat_log); | |
167 | setup_log(&td->clat_log); | |
168 | } | |
169 | if (write_bw_log) | |
170 | setup_log(&td->bw_log); | |
171 | ||
01452055 JA |
172 | if (td->name[0] == '\0') |
173 | snprintf(td->name, sizeof(td->name)-1, "client%d", td->thread_number); | |
174 | ||
3d60d1ed | 175 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
75154845 | 176 | |
c6ae0a5b JA |
177 | if (!terse_output) { |
178 | if (!job_add_num) | |
179 | 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); | |
180 | else if (job_add_num == 1) | |
181 | fprintf(f_out, "...\n"); | |
182 | } | |
ebac4655 JA |
183 | |
184 | /* | |
185 | * recurse add identical jobs, clear numjobs and stonewall options | |
186 | * as they don't apply to sub-jobs | |
187 | */ | |
188 | numjobs = td->numjobs; | |
189 | while (--numjobs) { | |
190 | struct thread_data *td_new = get_new_job(0, td); | |
191 | ||
192 | if (!td_new) | |
193 | goto err; | |
194 | ||
195 | td_new->numjobs = 1; | |
196 | td_new->stonewall = 0; | |
75154845 | 197 | job_add_num = numjobs - 1; |
ebac4655 | 198 | |
75154845 | 199 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
200 | goto err; |
201 | } | |
202 | return 0; | |
203 | err: | |
204 | put_job(td); | |
205 | return -1; | |
206 | } | |
207 | ||
208 | int init_random_state(struct thread_data *td) | |
209 | { | |
a6ccc7be | 210 | unsigned long seeds[4]; |
ebac4655 JA |
211 | int fd, num_maps, blocks; |
212 | ||
1ac267bb | 213 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
214 | if (fd == -1) { |
215 | td_verror(td, errno); | |
216 | return 1; | |
217 | } | |
218 | ||
a6ccc7be | 219 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
ebac4655 JA |
220 | td_verror(td, EIO); |
221 | close(fd); | |
222 | return 1; | |
223 | } | |
224 | ||
225 | close(fd); | |
226 | ||
6dfd46b9 JA |
227 | os_random_seed(seeds[0], &td->bsrange_state); |
228 | os_random_seed(seeds[1], &td->verify_state); | |
229 | os_random_seed(seeds[2], &td->rwmix_state); | |
ebac4655 JA |
230 | |
231 | if (td->sequential) | |
232 | return 0; | |
233 | ||
9ebc27e1 | 234 | if (td->rand_repeatable) |
a6ccc7be | 235 | seeds[3] = DEF_RANDSEED; |
ebac4655 JA |
236 | |
237 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
238 | num_maps = blocks / BLOCKS_PER_MAP; | |
239 | td->file_map = malloc(num_maps * sizeof(long)); | |
240 | td->num_maps = num_maps; | |
241 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
242 | ||
6dfd46b9 | 243 | os_random_seed(seeds[3], &td->random_state); |
ebac4655 JA |
244 | return 0; |
245 | } | |
246 | ||
247 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
248 | { | |
249 | #ifdef FIO_HAVE_CPU_AFFINITY | |
250 | unsigned int i; | |
251 | ||
252 | CPU_ZERO(&cpumask); | |
253 | ||
254 | for (i = 0; i < sizeof(int) * 8; i++) { | |
255 | if ((1 << i) & cpu) | |
256 | CPU_SET(i, &cpumask); | |
257 | } | |
258 | #endif | |
259 | } | |
260 | ||
261 | static unsigned long get_mult(char c) | |
262 | { | |
263 | switch (c) { | |
264 | case 'k': | |
265 | case 'K': | |
266 | return 1024; | |
267 | case 'm': | |
268 | case 'M': | |
269 | return 1024 * 1024; | |
270 | case 'g': | |
271 | case 'G': | |
272 | return 1024 * 1024 * 1024; | |
273 | default: | |
274 | return 1; | |
275 | } | |
276 | } | |
277 | ||
278 | /* | |
279 | * convert string after '=' into decimal value, noting any size suffix | |
280 | */ | |
281 | static int str_cnv(char *p, unsigned long long *val) | |
282 | { | |
283 | char *str; | |
284 | int len; | |
285 | ||
f5d3e5ec | 286 | str = strchr(p, '='); |
ebac4655 JA |
287 | if (!str) |
288 | return 1; | |
289 | ||
290 | str++; | |
291 | len = strlen(str); | |
292 | ||
293 | *val = strtoul(str, NULL, 10); | |
294 | if (*val == ULONG_MAX && errno == ERANGE) | |
295 | return 1; | |
296 | ||
9d0d4247 | 297 | *val *= get_mult(str[len - 1]); |
ebac4655 JA |
298 | return 0; |
299 | } | |
300 | ||
301 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
302 | { | |
20dc95c4 | 303 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
304 | return 1; |
305 | ||
306 | return str_cnv(p, val); | |
307 | } | |
308 | ||
309 | static void strip_blank_front(char **p) | |
310 | { | |
311 | char *s = *p; | |
312 | ||
4ae3f763 | 313 | while (isspace(*s)) |
ebac4655 JA |
314 | s++; |
315 | } | |
316 | ||
317 | static void strip_blank_end(char *p) | |
318 | { | |
4ae3f763 | 319 | char *s = p + strlen(p) - 1; |
ebac4655 | 320 | |
4ae3f763 JA |
321 | while (isspace(*s) || iscntrl(*s)) |
322 | s--; | |
aea47d44 | 323 | |
4ae3f763 | 324 | *(s + 1) = '\0'; |
aea47d44 JA |
325 | } |
326 | ||
ebac4655 JA |
327 | typedef int (str_cb_fn)(struct thread_data *, char *); |
328 | ||
329 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
330 | { | |
843a7413 | 331 | char *s; |
ebac4655 | 332 | |
843a7413 JA |
333 | if (strncmp(p, name, strlen(name))) |
334 | return 1; | |
335 | ||
336 | s = strstr(p, name); | |
ebac4655 JA |
337 | if (!s) |
338 | return 1; | |
339 | ||
f5d3e5ec | 340 | s = strchr(s, '='); |
ebac4655 JA |
341 | if (!s) |
342 | return 1; | |
343 | ||
344 | s++; | |
345 | strip_blank_front(&s); | |
346 | return cb(td, s); | |
347 | } | |
348 | ||
349 | static int check_strstore(char *p, char *name, char *dest) | |
350 | { | |
843a7413 | 351 | char *s; |
ebac4655 | 352 | |
843a7413 JA |
353 | if (strncmp(p, name, strlen(name))) |
354 | return 1; | |
355 | ||
356 | s = strstr(p, name); | |
ebac4655 JA |
357 | if (!s) |
358 | return 1; | |
359 | ||
f5d3e5ec | 360 | s = strchr(p, '='); |
ebac4655 JA |
361 | if (!s) |
362 | return 1; | |
363 | ||
364 | s++; | |
365 | strip_blank_front(&s); | |
366 | ||
367 | strcpy(dest, s); | |
ebac4655 JA |
368 | return 0; |
369 | } | |
370 | ||
01617be6 | 371 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 372 | { |
01617be6 | 373 | char suffix; |
ebac4655 | 374 | |
01617be6 JA |
375 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
376 | *val *= get_mult(suffix); | |
ebac4655 JA |
377 | return 0; |
378 | } | |
379 | ||
01617be6 | 380 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 381 | return 0; |
ebac4655 | 382 | |
01617be6 JA |
383 | return 1; |
384 | } | |
385 | ||
386 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
387 | { | |
388 | char option[128]; | |
389 | char *str, *p1, *p2; | |
390 | ||
843a7413 JA |
391 | if (strncmp(p, name, strlen(name))) |
392 | return 1; | |
393 | ||
01617be6 JA |
394 | strcpy(option, p); |
395 | p = option; | |
396 | ||
397 | str = strstr(p, name); | |
398 | if (!str) | |
399 | return 1; | |
ebac4655 | 400 | |
01617be6 JA |
401 | p += strlen(name); |
402 | ||
403 | str = strchr(p, '='); | |
404 | if (!str) | |
405 | return 1; | |
406 | ||
407 | /* | |
408 | * 'p' now holds whatever is after the '=' sign | |
409 | */ | |
410 | p1 = str + 1; | |
411 | ||
412 | /* | |
413 | * terminate p1 at the '-' sign | |
414 | */ | |
415 | p = strchr(p1, '-'); | |
416 | if (!p) | |
417 | return 1; | |
418 | ||
419 | p2 = p + 1; | |
420 | *p = '\0'; | |
421 | ||
422 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
423 | return 0; |
424 | ||
425 | return 1; | |
ebac4655 JA |
426 | } |
427 | ||
428 | static int check_int(char *p, char *name, unsigned int *val) | |
429 | { | |
f5d3e5ec | 430 | char *str; |
ebac4655 | 431 | |
b6754f9d JA |
432 | if (strncmp(p, name, strlen(name))) |
433 | return 1; | |
434 | ||
f5d3e5ec JA |
435 | str = strstr(p, name); |
436 | if (!str) | |
437 | return 1; | |
438 | ||
439 | str = strchr(p, '='); | |
440 | if (!str) | |
441 | return 1; | |
442 | ||
443 | str++; | |
ebac4655 | 444 | |
f5d3e5ec | 445 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
446 | return 0; |
447 | ||
448 | return 1; | |
449 | } | |
450 | ||
451 | static int check_strset(char *p, char *name) | |
452 | { | |
453 | return strncmp(p, name, strlen(name)); | |
454 | } | |
455 | ||
456 | static int is_empty_or_comment(char *line) | |
457 | { | |
458 | unsigned int i; | |
459 | ||
460 | for (i = 0; i < strlen(line); i++) { | |
461 | if (line[i] == ';') | |
462 | return 1; | |
463 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
464 | return 0; | |
465 | } | |
466 | ||
467 | return 1; | |
468 | } | |
469 | ||
470 | static int str_rw_cb(struct thread_data *td, char *mem) | |
471 | { | |
472 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
473 | td->ddir = DDIR_READ; | |
474 | td->sequential = 1; | |
475 | return 0; | |
476 | } else if (!strncmp(mem, "randread", 8)) { | |
477 | td->ddir = DDIR_READ; | |
478 | td->sequential = 0; | |
479 | return 0; | |
480 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
481 | td->ddir = DDIR_WRITE; | |
482 | td->sequential = 1; | |
483 | return 0; | |
484 | } else if (!strncmp(mem, "randwrite", 9)) { | |
485 | td->ddir = DDIR_WRITE; | |
486 | td->sequential = 0; | |
487 | return 0; | |
3d60d1ed JA |
488 | } else if (!strncmp(mem, "rw", 2)) { |
489 | td->ddir = 0; | |
490 | td->iomix = 1; | |
491 | td->sequential = 1; | |
492 | return 0; | |
493 | } else if (!strncmp(mem, "randrw", 6)) { | |
494 | td->ddir = 0; | |
495 | td->iomix = 1; | |
496 | td->sequential = 0; | |
497 | return 0; | |
ebac4655 JA |
498 | } |
499 | ||
3b70d7e5 | 500 | log_err("fio: data direction: read, write, randread, randwrite, rw, randrw\n"); |
ebac4655 JA |
501 | return 1; |
502 | } | |
503 | ||
504 | static int str_verify_cb(struct thread_data *td, char *mem) | |
505 | { | |
506 | if (!strncmp(mem, "0", 1)) { | |
507 | td->verify = VERIFY_NONE; | |
508 | return 0; | |
509 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
510 | td->verify = VERIFY_MD5; | |
511 | return 0; | |
512 | } else if (!strncmp(mem, "crc32", 5)) { | |
513 | td->verify = VERIFY_CRC32; | |
514 | return 0; | |
515 | } | |
516 | ||
3b70d7e5 | 517 | log_err("fio: verify types: md5, crc32\n"); |
ebac4655 JA |
518 | return 1; |
519 | } | |
520 | ||
521 | static int str_mem_cb(struct thread_data *td, char *mem) | |
522 | { | |
523 | if (!strncmp(mem, "malloc", 6)) { | |
524 | td->mem_type = MEM_MALLOC; | |
525 | return 0; | |
526 | } else if (!strncmp(mem, "shm", 3)) { | |
527 | td->mem_type = MEM_SHM; | |
528 | return 0; | |
529 | } else if (!strncmp(mem, "mmap", 4)) { | |
530 | td->mem_type = MEM_MMAP; | |
531 | return 0; | |
532 | } | |
533 | ||
3b70d7e5 | 534 | log_err("fio: mem type: malloc, shm, mmap\n"); |
ebac4655 JA |
535 | return 1; |
536 | } | |
537 | ||
538 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
539 | { | |
540 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
541 | !strncmp(str, "libaio", 6)) { | |
542 | strcpy(td->io_engine_name, "libaio"); | |
543 | td->io_engine = FIO_LIBAIO; | |
544 | return 0; | |
545 | } else if (!strncmp(str, "posixaio", 8)) { | |
546 | strcpy(td->io_engine_name, "posixaio"); | |
547 | td->io_engine = FIO_POSIXAIO; | |
548 | return 0; | |
549 | } else if (!strncmp(str, "sync", 4)) { | |
550 | strcpy(td->io_engine_name, "sync"); | |
551 | td->io_engine = FIO_SYNCIO; | |
552 | return 0; | |
553 | } else if (!strncmp(str, "mmap", 4)) { | |
554 | strcpy(td->io_engine_name, "mmap"); | |
555 | td->io_engine = FIO_MMAPIO; | |
556 | return 0; | |
557 | } else if (!strncmp(str, "sgio", 4)) { | |
558 | strcpy(td->io_engine_name, "sgio"); | |
559 | td->io_engine = FIO_SGIO; | |
560 | return 0; | |
8756e4d4 JA |
561 | } else if (!strncmp(str, "splice", 6)) { |
562 | strcpy(td->io_engine_name, "splice"); | |
563 | td->io_engine = FIO_SPLICEIO; | |
564 | return 0; | |
ebac4655 JA |
565 | } |
566 | ||
3b70d7e5 | 567 | log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice\n"); |
ebac4655 JA |
568 | return 1; |
569 | } | |
570 | ||
07261983 JA |
571 | /* |
572 | * This is our [ini] type file parser. | |
573 | */ | |
ebac4655 JA |
574 | int parse_jobs_ini(char *file) |
575 | { | |
a6ccc7be | 576 | unsigned int prioclass, prio, cpu, global, il; |
ebac4655 JA |
577 | unsigned long long ull; |
578 | unsigned long ul1, ul2; | |
579 | struct thread_data *td; | |
ef899b63 | 580 | char *string, *name, *tmpbuf; |
ebac4655 JA |
581 | fpos_t off; |
582 | FILE *f; | |
583 | char *p; | |
972cfd25 | 584 | int ret = 0, stonewall = 1; |
ebac4655 JA |
585 | |
586 | f = fopen(file, "r"); | |
587 | if (!f) { | |
aea47d44 | 588 | perror("fopen job file"); |
ebac4655 JA |
589 | return 1; |
590 | } | |
591 | ||
592 | string = malloc(4096); | |
593 | name = malloc(256); | |
ef899b63 | 594 | tmpbuf = malloc(4096); |
ebac4655 JA |
595 | |
596 | while ((p = fgets(string, 4096, f)) != NULL) { | |
45410acb JA |
597 | if (ret) |
598 | break; | |
ebac4655 JA |
599 | if (is_empty_or_comment(p)) |
600 | continue; | |
601 | if (sscanf(p, "[%s]", name) != 1) | |
602 | continue; | |
603 | ||
604 | global = !strncmp(name, "global", 6); | |
605 | ||
606 | name[strlen(name) - 1] = '\0'; | |
607 | ||
608 | td = get_new_job(global, &def_thread); | |
45410acb JA |
609 | if (!td) { |
610 | ret = 1; | |
611 | break; | |
612 | } | |
ebac4655 | 613 | |
972cfd25 JA |
614 | /* |
615 | * Seperate multiple job files by a stonewall | |
616 | */ | |
f9481919 | 617 | if (!global && stonewall) { |
972cfd25 JA |
618 | td->stonewall = stonewall; |
619 | stonewall = 0; | |
620 | } | |
621 | ||
ebac4655 JA |
622 | fgetpos(f, &off); |
623 | while ((p = fgets(string, 4096, f)) != NULL) { | |
624 | if (is_empty_or_comment(p)) | |
625 | continue; | |
626 | if (strstr(p, "[")) | |
627 | break; | |
b6754f9d | 628 | strip_blank_front(&p); |
4ae3f763 | 629 | strip_blank_end(p); |
aea47d44 | 630 | |
ebac4655 JA |
631 | if (!check_int(p, "prio", &prio)) { |
632 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 633 | log_err("io priorities not available\n"); |
45410acb JA |
634 | ret = 1; |
635 | break; | |
ebac4655 | 636 | #endif |
8756e4d4 | 637 | td->ioprio |= prio; |
ebac4655 JA |
638 | fgetpos(f, &off); |
639 | continue; | |
640 | } | |
641 | if (!check_int(p, "prioclass", &prioclass)) { | |
642 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 643 | log_err("io priorities not available\n"); |
45410acb JA |
644 | ret = 1; |
645 | break; | |
5c4e1dbc | 646 | #else |
8756e4d4 | 647 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
648 | fgetpos(f, &off); |
649 | continue; | |
5c4e1dbc | 650 | #endif |
ebac4655 | 651 | } |
e9c047a0 JA |
652 | if (!check_int(p, "direct", &il)) { |
653 | td->odirect = il; | |
ebac4655 JA |
654 | fgetpos(f, &off); |
655 | continue; | |
656 | } | |
9ebc27e1 JA |
657 | if (!check_int(p, "rand_repeatable", &il)) { |
658 | td->rand_repeatable = il; | |
659 | fgetpos(f, &off); | |
660 | continue; | |
661 | } | |
ebac4655 JA |
662 | if (!check_int(p, "rate", &td->rate)) { |
663 | fgetpos(f, &off); | |
664 | continue; | |
665 | } | |
666 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
667 | fgetpos(f, &off); | |
668 | continue; | |
669 | } | |
670 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
671 | fgetpos(f, &off); | |
672 | continue; | |
673 | } | |
674 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
675 | fgetpos(f, &off); | |
676 | continue; | |
677 | } | |
678 | if (!check_int(p, "cpumask", &cpu)) { | |
679 | #ifndef FIO_HAVE_CPU_AFFINITY | |
3b70d7e5 | 680 | log_err("cpu affinity not available\n"); |
45410acb JA |
681 | ret = 1; |
682 | break; | |
ebac4655 JA |
683 | #endif |
684 | fill_cpu_mask(td->cpumask, cpu); | |
685 | fgetpos(f, &off); | |
686 | continue; | |
687 | } | |
688 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
689 | fgetpos(f, &off); | |
fc1a4713 | 690 | td->end_fsync = 1; |
ebac4655 JA |
691 | continue; |
692 | } | |
693 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
694 | fgetpos(f, &off); | |
695 | continue; | |
696 | } | |
697 | if (!check_int(p, "timeout", &td->timeout)) { | |
698 | fgetpos(f, &off); | |
699 | continue; | |
700 | } | |
e9c047a0 JA |
701 | if (!check_int(p, "invalidate", &il)) { |
702 | td->invalidate_cache = il; | |
ebac4655 JA |
703 | fgetpos(f, &off); |
704 | continue; | |
705 | } | |
706 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
707 | fgetpos(f, &off); | |
708 | continue; | |
709 | } | |
e9c047a0 JA |
710 | if (!check_int(p, "sync", &il)) { |
711 | td->sync_io = il; | |
ebac4655 JA |
712 | fgetpos(f, &off); |
713 | continue; | |
714 | } | |
715 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
716 | fgetpos(f, &off); | |
717 | continue; | |
718 | } | |
e9c047a0 JA |
719 | if (!check_int(p, "create_serialize", &il)) { |
720 | td->create_serialize = il; | |
ebac4655 JA |
721 | fgetpos(f, &off); |
722 | continue; | |
723 | } | |
e9c047a0 JA |
724 | if (!check_int(p, "create_fsync", &il)) { |
725 | td->create_fsync = il; | |
ebac4655 JA |
726 | fgetpos(f, &off); |
727 | continue; | |
728 | } | |
e9c047a0 JA |
729 | if (!check_int(p, "end_fsync", &il)) { |
730 | td->end_fsync = il; | |
fc1a4713 JA |
731 | fgetpos(f, &off); |
732 | continue; | |
733 | } | |
ebac4655 JA |
734 | if (!check_int(p, "loops", &td->loops)) { |
735 | fgetpos(f, &off); | |
736 | continue; | |
737 | } | |
738 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
739 | fgetpos(f, &off); | |
740 | continue; | |
741 | } | |
e9c047a0 JA |
742 | if (!check_int(p, "overwrite", &il)) { |
743 | td->overwrite = il; | |
ebac4655 JA |
744 | fgetpos(f, &off); |
745 | continue; | |
746 | } | |
a6ccc7be JA |
747 | if (!check_int(p, "rwmixcycle", &td->rwmixcycle)) { |
748 | fgetpos(f, &off); | |
749 | continue; | |
750 | } | |
751 | if (!check_int(p, "rwmixread", &il)) { | |
752 | if (il > 100) | |
753 | il = 100; | |
754 | td->rwmixread = il; | |
755 | fgetpos(f, &off); | |
756 | continue; | |
757 | } | |
758 | if (!check_int(p, "rwmixwrite", &il)) { | |
759 | if (il > 100) | |
760 | il = 100; | |
761 | td->rwmixread = 100 - il; | |
762 | fgetpos(f, &off); | |
763 | continue; | |
764 | } | |
b6f4d880 JA |
765 | if (!check_int(p, "nice", &td->nice)) { |
766 | fgetpos(f, &off); | |
767 | continue; | |
768 | } | |
ebac4655 JA |
769 | if (!check_range(p, "bsrange", &ul1, &ul2)) { |
770 | if (ul1 > ul2) { | |
771 | td->max_bs = ul1; | |
772 | td->min_bs = ul2; | |
773 | } else { | |
774 | td->max_bs = ul2; | |
775 | td->min_bs = ul1; | |
776 | } | |
777 | fgetpos(f, &off); | |
778 | continue; | |
779 | } | |
780 | if (!check_strcnv(p, "bs", &ull)) { | |
781 | td->bs = ull; | |
782 | fgetpos(f, &off); | |
783 | continue; | |
784 | } | |
785 | if (!check_strcnv(p, "size", &td->file_size)) { | |
786 | fgetpos(f, &off); | |
787 | continue; | |
788 | } | |
789 | if (!check_strcnv(p, "offset", &td->file_offset)) { | |
790 | fgetpos(f, &off); | |
20dc95c4 JA |
791 | continue; |
792 | } | |
793 | if (!check_strcnv(p, "zonesize", &td->zone_size)) { | |
794 | fgetpos(f, &off); | |
795 | continue; | |
796 | } | |
797 | if (!check_strcnv(p, "zoneskip", &td->zone_skip)) { | |
798 | fgetpos(f, &off); | |
ebac4655 JA |
799 | continue; |
800 | } | |
c04f7ec3 JA |
801 | if (!check_strcnv(p, "lockmem", &mlock_size)) { |
802 | fgetpos(f, &off); | |
803 | continue; | |
804 | } | |
ef899b63 JA |
805 | if (!check_strstore(p, "directory", tmpbuf)) { |
806 | td->directory = strdup(tmpbuf); | |
ebac4655 JA |
807 | fgetpos(f, &off); |
808 | continue; | |
809 | } | |
01452055 JA |
810 | if (!check_strstore(p, "name", tmpbuf)) { |
811 | snprintf(td->name, sizeof(td->name)-1, "%s%d", tmpbuf, td->thread_number); | |
812 | fgetpos(f, &off); | |
813 | continue; | |
814 | } | |
ebac4655 JA |
815 | if (!check_str(p, "mem", str_mem_cb, td)) { |
816 | fgetpos(f, &off); | |
817 | continue; | |
818 | } | |
819 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
820 | fgetpos(f, &off); | |
821 | continue; | |
822 | } | |
823 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
824 | fgetpos(f, &off); | |
825 | continue; | |
826 | } | |
827 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
828 | fgetpos(f, &off); | |
829 | continue; | |
830 | } | |
831 | if (!check_strset(p, "create")) { | |
832 | td->create_file = 1; | |
833 | fgetpos(f, &off); | |
834 | continue; | |
835 | } | |
836 | if (!check_strset(p, "exitall")) { | |
837 | exitall_on_terminate = 1; | |
838 | fgetpos(f, &off); | |
839 | continue; | |
840 | } | |
841 | if (!check_strset(p, "stonewall")) { | |
842 | td->stonewall = 1; | |
843 | fgetpos(f, &off); | |
844 | continue; | |
845 | } | |
846 | if (!check_strset(p, "thread")) { | |
847 | td->use_thread = 1; | |
848 | fgetpos(f, &off); | |
849 | continue; | |
850 | } | |
80b9feb0 | 851 | if (!check_strstore(p, "iolog", tmpbuf)) { |
4f693b9d | 852 | if (td->write_iolog) { |
3b70d7e5 | 853 | log_err("fio: read iolog overrides given write_iolog\n"); |
af8c0b4f | 854 | free(td->iolog_file); |
4f693b9d JA |
855 | td->write_iolog = 0; |
856 | } | |
80b9feb0 | 857 | td->iolog_file = strdup(tmpbuf); |
843a7413 | 858 | td->read_iolog = 1; |
843a7413 JA |
859 | fgetpos(f, &off); |
860 | continue; | |
861 | } | |
af8c0b4f JA |
862 | if (!check_strstore(p, "write_iolog", tmpbuf)) { |
863 | if (!td->read_iolog) { | |
864 | td->iolog_file = strdup(tmpbuf); | |
865 | td->write_iolog = 1; | |
4f693b9d | 866 | } else |
3b70d7e5 | 867 | log_err("fio: read iolog overrides given write_iolog\n"); |
aea47d44 JA |
868 | fgetpos(f, &off); |
869 | continue; | |
870 | } | |
80b9feb0 JA |
871 | if (!check_strstore(p, "exec_prerun", tmpbuf)) { |
872 | td->exec_prerun = strdup(tmpbuf); | |
4e0ba8af JA |
873 | fgetpos(f, &off); |
874 | continue; | |
875 | } | |
80b9feb0 JA |
876 | if (!check_strstore(p, "exec_postrun", tmpbuf)) { |
877 | td->exec_postrun = strdup(tmpbuf); | |
4e0ba8af JA |
878 | fgetpos(f, &off); |
879 | continue; | |
880 | } | |
80b9feb0 | 881 | if (!check_strstore(p, "ioscheduler", tmpbuf)) { |
22f78b32 | 882 | #ifndef FIO_HAVE_IOSCHED_SWITCH |
3b70d7e5 | 883 | log_err("io scheduler switching not available\n"); |
22f78b32 JA |
884 | ret = 1; |
885 | break; | |
886 | #else | |
80b9feb0 | 887 | td->ioscheduler = strdup(tmpbuf); |
da86774e JA |
888 | fgetpos(f, &off); |
889 | continue; | |
22f78b32 | 890 | #endif |
da86774e | 891 | } |
ebac4655 | 892 | |
45410acb JA |
893 | /* |
894 | * Don't break here, continue parsing options so we | |
895 | * dump all the bad ones. Makes trial/error fixups | |
896 | * easier on the user. | |
897 | */ | |
ebac4655 | 898 | printf("Client%d: bad option %s\n",td->thread_number,p); |
45410acb | 899 | ret = 1; |
ebac4655 | 900 | } |
ebac4655 | 901 | |
45410acb JA |
902 | if (!ret) { |
903 | fsetpos(f, &off); | |
904 | ret = add_job(td, name, 0); | |
905 | } | |
906 | if (ret) | |
907 | break; | |
ebac4655 JA |
908 | } |
909 | ||
910 | free(string); | |
911 | free(name); | |
ef899b63 | 912 | free(tmpbuf); |
ebac4655 | 913 | fclose(f); |
45410acb | 914 | return ret; |
ebac4655 JA |
915 | } |
916 | ||
917 | static int fill_def_thread(void) | |
918 | { | |
919 | memset(&def_thread, 0, sizeof(def_thread)); | |
920 | ||
921 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
922 | perror("sched_getaffinity"); | |
923 | return 1; | |
924 | } | |
925 | ||
926 | /* | |
927 | * fill globals | |
928 | */ | |
929 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 930 | def_thread.iomix = 0; |
9ebc27e1 | 931 | def_thread.bs = DEF_BS; |
ebac4655 JA |
932 | def_thread.min_bs = -1; |
933 | def_thread.max_bs = -1; | |
934 | def_thread.io_engine = DEF_IO_ENGINE; | |
935 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
9ebc27e1 | 936 | def_thread.odirect = DEF_ODIRECT; |
ebac4655 | 937 | def_thread.ratecycle = DEF_RATE_CYCLE; |
9ebc27e1 | 938 | def_thread.sequential = DEF_SEQUENTIAL; |
972cfd25 | 939 | def_thread.timeout = def_timeout; |
ebac4655 JA |
940 | def_thread.create_file = DEF_CREATE; |
941 | def_thread.overwrite = DEF_OVERWRITE; | |
942 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
943 | def_thread.sync_io = DEF_SYNCIO; | |
944 | def_thread.mem_type = MEM_MALLOC; | |
945 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
946 | def_thread.create_serialize = DEF_CREATE_SER; | |
947 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
948 | def_thread.loops = DEF_LOOPS; | |
949 | def_thread.verify = DEF_VERIFY; | |
950 | def_thread.stonewall = DEF_STONEWALL; | |
951 | def_thread.numjobs = DEF_NUMJOBS; | |
952 | def_thread.use_thread = DEF_USE_THREAD; | |
a6ccc7be JA |
953 | def_thread.rwmixcycle = DEF_RWMIX_CYCLE; |
954 | def_thread.rwmixread = DEF_RWMIX_READ; | |
b6f4d880 | 955 | def_thread.nice = DEF_NICE; |
9ebc27e1 | 956 | def_thread.rand_repeatable = DEF_RAND_REPEAT; |
ebac4655 JA |
957 | #ifdef FIO_HAVE_DISK_UTIL |
958 | def_thread.do_disk_util = 1; | |
959 | #endif | |
960 | ||
961 | return 0; | |
962 | } | |
963 | ||
4785f995 JA |
964 | static void usage(char *name) |
965 | { | |
966 | printf("%s\n", fio_version_string); | |
47623c72 | 967 | printf("\t-o Write output to file\n"); |
4785f995 | 968 | printf("\t-t Runtime in seconds\n"); |
4785f995 JA |
969 | printf("\t-l Generate per-job latency logs\n"); |
970 | printf("\t-w Generate per-job bandwidth logs\n"); | |
c6ae0a5b | 971 | printf("\t-m Minimal (terse) output\n"); |
4785f995 JA |
972 | printf("\t-f Job file (Required)\n"); |
973 | printf("\t-v Print version info and exit\n"); | |
974 | } | |
975 | ||
972cfd25 | 976 | static int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 977 | { |
972cfd25 | 978 | int c, idx = 1, ini_idx = 0; |
ebac4655 | 979 | |
c6ae0a5b | 980 | while ((c = getopt(argc, argv, "t:o:f:lwvhm")) != EOF) { |
ebac4655 | 981 | switch (c) { |
ebac4655 | 982 | case 't': |
972cfd25 JA |
983 | def_timeout = atoi(optarg); |
984 | idx++; | |
ebac4655 | 985 | break; |
ebac4655 | 986 | case 'f': |
972cfd25 JA |
987 | ini_idx++; |
988 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
989 | ini_file[ini_idx - 1] = strdup(optarg); | |
990 | idx++; | |
ebac4655 JA |
991 | break; |
992 | case 'l': | |
993 | write_lat_log = 1; | |
972cfd25 | 994 | idx++; |
ebac4655 JA |
995 | break; |
996 | case 'w': | |
997 | write_bw_log = 1; | |
972cfd25 | 998 | idx++; |
ebac4655 | 999 | break; |
9ebc27e1 | 1000 | case 'o': |
eb8bbf48 JA |
1001 | f_out = fopen(optarg, "w+"); |
1002 | if (!f_out) { | |
1003 | perror("fopen output"); | |
1004 | exit(1); | |
1005 | } | |
1006 | f_err = f_out; | |
972cfd25 | 1007 | idx++; |
eb8bbf48 | 1008 | break; |
c6ae0a5b JA |
1009 | case 'm': |
1010 | terse_output = 1; | |
1011 | idx++; | |
1012 | break; | |
4785f995 JA |
1013 | case 'h': |
1014 | usage(argv[0]); | |
1015 | exit(0); | |
ebac4655 JA |
1016 | case 'v': |
1017 | printf("%s\n", fio_version_string); | |
1018 | exit(0); | |
1019 | } | |
1020 | } | |
c9fad893 | 1021 | |
972cfd25 JA |
1022 | while (idx < argc) { |
1023 | ini_idx++; | |
1024 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1025 | ini_file[ini_idx - 1] = strdup(argv[idx]); | |
1026 | idx++; | |
1027 | } | |
1028 | ||
eb8bbf48 JA |
1029 | if (!f_out) { |
1030 | f_out = stdout; | |
1031 | f_err = stderr; | |
1032 | } | |
972cfd25 JA |
1033 | |
1034 | return ini_idx; | |
ebac4655 JA |
1035 | } |
1036 | ||
1037 | static void free_shm(void) | |
1038 | { | |
1039 | struct shmid_ds sbuf; | |
1040 | ||
1041 | if (threads) { | |
2c0ecd28 | 1042 | shmdt((void *) threads); |
ebac4655 JA |
1043 | threads = NULL; |
1044 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1045 | } | |
1046 | } | |
1047 | ||
1048 | static int setup_thread_area(void) | |
1049 | { | |
1050 | /* | |
1051 | * 1024 is too much on some machines, scale max_jobs if | |
1052 | * we get a failure that looks like too large a shm segment | |
1053 | */ | |
1054 | do { | |
1055 | int s = max_jobs * sizeof(struct thread_data); | |
1056 | ||
1057 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1058 | if (shm_id != -1) | |
1059 | break; | |
1060 | if (errno != EINVAL) { | |
1061 | perror("shmget"); | |
1062 | break; | |
1063 | } | |
1064 | ||
1065 | max_jobs >>= 1; | |
1066 | } while (max_jobs); | |
1067 | ||
1068 | if (shm_id == -1) | |
1069 | return 1; | |
1070 | ||
1071 | threads = shmat(shm_id, NULL, 0); | |
1072 | if (threads == (void *) -1) { | |
1073 | perror("shmat"); | |
1074 | return 1; | |
1075 | } | |
1076 | ||
1077 | atexit(free_shm); | |
1078 | return 0; | |
1079 | } | |
1080 | ||
1081 | int parse_options(int argc, char *argv[]) | |
1082 | { | |
972cfd25 JA |
1083 | int job_files, i; |
1084 | ||
ebac4655 JA |
1085 | if (setup_thread_area()) |
1086 | return 1; | |
1087 | if (fill_def_thread()) | |
1088 | return 1; | |
1089 | ||
972cfd25 JA |
1090 | job_files = parse_cmd_line(argc, argv); |
1091 | if (!job_files) { | |
1092 | log_err("Need job file(s)\n"); | |
4785f995 | 1093 | usage(argv[0]); |
ebac4655 JA |
1094 | return 1; |
1095 | } | |
1096 | ||
972cfd25 JA |
1097 | for (i = 0; i < job_files; i++) { |
1098 | if (fill_def_thread()) | |
1099 | return 1; | |
1100 | if (parse_jobs_ini(ini_file[i])) | |
1101 | return 1; | |
88c6ed80 | 1102 | free(ini_file[i]); |
972cfd25 | 1103 | } |
ebac4655 | 1104 | |
88c6ed80 | 1105 | free(ini_file); |
ebac4655 JA |
1106 | return 0; |
1107 | } |