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 JA |
43 | static int def_sequential = DEF_SEQUENTIAL; |
44 | static int def_bs = DEF_BS; | |
45 | static int def_timeout = DEF_TIMEOUT; | |
46 | static int def_repeatable = DEF_RAND_REPEAT; | |
47 | static int def_odirect = DEF_ODIRECT; | |
48 | ||
573275e7 | 49 | static char fio_version_string[] = "fio 1.4"; |
ebac4655 | 50 | |
972cfd25 | 51 | static char **ini_file; |
ebac4655 JA |
52 | static int max_jobs = MAX_JOBS; |
53 | ||
54 | struct thread_data def_thread; | |
55 | struct thread_data *threads = NULL; | |
56 | ||
57 | int rate_quit = 0; | |
58 | int write_lat_log = 0; | |
59 | int write_bw_log = 0; | |
60 | int exitall_on_terminate = 0; | |
c04f7ec3 | 61 | unsigned long long mlock_size = 0; |
eb8bbf48 JA |
62 | FILE *f_out = NULL; |
63 | FILE *f_err = NULL; | |
ebac4655 | 64 | |
ebac4655 JA |
65 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
66 | { | |
67 | struct thread_data *td; | |
68 | ||
69 | if (global) | |
70 | return &def_thread; | |
71 | if (thread_number >= max_jobs) | |
72 | return NULL; | |
73 | ||
74 | td = &threads[thread_number++]; | |
ddaeaa5a JA |
75 | *td = *parent; |
76 | td->name[0] = '\0'; | |
ebac4655 JA |
77 | |
78 | td->fd = -1; | |
79 | td->thread_number = thread_number; | |
ebac4655 JA |
80 | return td; |
81 | } | |
82 | ||
83 | static void put_job(struct thread_data *td) | |
84 | { | |
85 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
86 | thread_number--; | |
87 | } | |
88 | ||
75154845 | 89 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 90 | { |
3d60d1ed JA |
91 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
92 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
93 | struct stat sb; |
94 | int numjobs, ddir; | |
95 | ||
96 | #ifndef FIO_HAVE_LIBAIO | |
97 | if (td->io_engine == FIO_LIBAIO) { | |
3b70d7e5 | 98 | log_err("Linux libaio not available\n"); |
ebac4655 JA |
99 | return 1; |
100 | } | |
101 | #endif | |
102 | #ifndef FIO_HAVE_POSIXAIO | |
103 | if (td->io_engine == FIO_POSIXAIO) { | |
3b70d7e5 | 104 | log_err("posix aio not available\n"); |
ebac4655 JA |
105 | return 1; |
106 | } | |
107 | #endif | |
ebac4655 JA |
108 | |
109 | /* | |
110 | * the def_thread is just for options, it's not a real job | |
111 | */ | |
112 | if (td == &def_thread) | |
113 | return 0; | |
114 | ||
115 | if (td->io_engine & FIO_SYNCIO) | |
116 | td->iodepth = 1; | |
117 | else { | |
118 | if (!td->iodepth) | |
119 | td->iodepth = 1; | |
120 | } | |
121 | ||
20dc95c4 JA |
122 | /* |
123 | * only really works for sequential io for now | |
124 | */ | |
125 | if (td->zone_size && !td->sequential) | |
126 | td->zone_size = 0; | |
127 | ||
ebac4655 | 128 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
129 | if (!stat(jobname, &sb)) { |
130 | if (S_ISBLK(sb.st_mode)) | |
131 | td->filetype = FIO_TYPE_BD; | |
132 | else if (S_ISCHR(sb.st_mode)) | |
133 | td->filetype = FIO_TYPE_CHAR; | |
134 | } | |
ebac4655 JA |
135 | |
136 | if (td->filetype == FIO_TYPE_FILE) { | |
e9c047a0 JA |
137 | char tmp[PATH_MAX]; |
138 | ||
ef899b63 | 139 | if (td->directory && td->directory[0] != '\0') |
e9c047a0 | 140 | sprintf(tmp, "%s/%s.%d", td->directory, jobname, td->jobnum); |
ebac4655 | 141 | else |
e9c047a0 JA |
142 | sprintf(tmp, "%s.%d", jobname, td->jobnum); |
143 | td->file_name = strdup(tmp); | |
ebac4655 | 144 | } else |
e9c047a0 | 145 | td->file_name = strdup(jobname); |
ebac4655 | 146 | |
bbfd6b00 | 147 | fio_sem_init(&td->mutex, 0); |
ebac4655 JA |
148 | |
149 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
150 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
151 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
152 | ||
153 | if (td->min_bs == -1U) | |
154 | td->min_bs = td->bs; | |
155 | if (td->max_bs == -1U) | |
156 | td->max_bs = td->bs; | |
3d60d1ed | 157 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
158 | td->verify = 0; |
159 | ||
160 | if (td->stonewall && td->thread_number > 1) | |
161 | groupid++; | |
162 | ||
163 | td->groupid = groupid; | |
164 | ||
165 | if (setup_rate(td)) | |
166 | goto err; | |
167 | ||
168 | if (write_lat_log) { | |
169 | setup_log(&td->slat_log); | |
170 | setup_log(&td->clat_log); | |
171 | } | |
172 | if (write_bw_log) | |
173 | setup_log(&td->bw_log); | |
174 | ||
01452055 JA |
175 | if (td->name[0] == '\0') |
176 | snprintf(td->name, sizeof(td->name)-1, "client%d", td->thread_number); | |
177 | ||
3d60d1ed | 178 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
75154845 JA |
179 | |
180 | if (!job_add_num) | |
eb8bbf48 | 181 | 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 | 182 | else if (job_add_num == 1) |
eb8bbf48 | 183 | fprintf(f_out, "...\n"); |
ebac4655 JA |
184 | |
185 | /* | |
186 | * recurse add identical jobs, clear numjobs and stonewall options | |
187 | * as they don't apply to sub-jobs | |
188 | */ | |
189 | numjobs = td->numjobs; | |
190 | while (--numjobs) { | |
191 | struct thread_data *td_new = get_new_job(0, td); | |
192 | ||
193 | if (!td_new) | |
194 | goto err; | |
195 | ||
196 | td_new->numjobs = 1; | |
197 | td_new->stonewall = 0; | |
eba09dd3 | 198 | td_new->jobnum = numjobs; |
75154845 | 199 | job_add_num = numjobs - 1; |
ebac4655 | 200 | |
75154845 | 201 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
202 | goto err; |
203 | } | |
204 | return 0; | |
205 | err: | |
206 | put_job(td); | |
207 | return -1; | |
208 | } | |
209 | ||
210 | int init_random_state(struct thread_data *td) | |
211 | { | |
a6ccc7be | 212 | unsigned long seeds[4]; |
ebac4655 JA |
213 | int fd, num_maps, blocks; |
214 | ||
1ac267bb | 215 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
216 | if (fd == -1) { |
217 | td_verror(td, errno); | |
218 | return 1; | |
219 | } | |
220 | ||
a6ccc7be | 221 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
ebac4655 JA |
222 | td_verror(td, EIO); |
223 | close(fd); | |
224 | return 1; | |
225 | } | |
226 | ||
227 | close(fd); | |
228 | ||
6dfd46b9 JA |
229 | os_random_seed(seeds[0], &td->bsrange_state); |
230 | os_random_seed(seeds[1], &td->verify_state); | |
231 | os_random_seed(seeds[2], &td->rwmix_state); | |
ebac4655 JA |
232 | |
233 | if (td->sequential) | |
234 | return 0; | |
235 | ||
972cfd25 | 236 | if (def_repeatable) |
a6ccc7be | 237 | seeds[3] = DEF_RANDSEED; |
ebac4655 JA |
238 | |
239 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
240 | num_maps = blocks / BLOCKS_PER_MAP; | |
241 | td->file_map = malloc(num_maps * sizeof(long)); | |
242 | td->num_maps = num_maps; | |
243 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
244 | ||
6dfd46b9 | 245 | os_random_seed(seeds[3], &td->random_state); |
ebac4655 JA |
246 | return 0; |
247 | } | |
248 | ||
249 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
250 | { | |
251 | #ifdef FIO_HAVE_CPU_AFFINITY | |
252 | unsigned int i; | |
253 | ||
254 | CPU_ZERO(&cpumask); | |
255 | ||
256 | for (i = 0; i < sizeof(int) * 8; i++) { | |
257 | if ((1 << i) & cpu) | |
258 | CPU_SET(i, &cpumask); | |
259 | } | |
260 | #endif | |
261 | } | |
262 | ||
263 | static unsigned long get_mult(char c) | |
264 | { | |
265 | switch (c) { | |
266 | case 'k': | |
267 | case 'K': | |
268 | return 1024; | |
269 | case 'm': | |
270 | case 'M': | |
271 | return 1024 * 1024; | |
272 | case 'g': | |
273 | case 'G': | |
274 | return 1024 * 1024 * 1024; | |
275 | default: | |
276 | return 1; | |
277 | } | |
278 | } | |
279 | ||
280 | /* | |
281 | * convert string after '=' into decimal value, noting any size suffix | |
282 | */ | |
283 | static int str_cnv(char *p, unsigned long long *val) | |
284 | { | |
285 | char *str; | |
286 | int len; | |
287 | ||
f5d3e5ec | 288 | str = strchr(p, '='); |
ebac4655 JA |
289 | if (!str) |
290 | return 1; | |
291 | ||
292 | str++; | |
293 | len = strlen(str); | |
294 | ||
295 | *val = strtoul(str, NULL, 10); | |
296 | if (*val == ULONG_MAX && errno == ERANGE) | |
297 | return 1; | |
298 | ||
9d0d4247 | 299 | *val *= get_mult(str[len - 1]); |
ebac4655 JA |
300 | return 0; |
301 | } | |
302 | ||
303 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
304 | { | |
20dc95c4 | 305 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
306 | return 1; |
307 | ||
308 | return str_cnv(p, val); | |
309 | } | |
310 | ||
311 | static void strip_blank_front(char **p) | |
312 | { | |
313 | char *s = *p; | |
314 | ||
4ae3f763 | 315 | while (isspace(*s)) |
ebac4655 JA |
316 | s++; |
317 | } | |
318 | ||
319 | static void strip_blank_end(char *p) | |
320 | { | |
4ae3f763 | 321 | char *s = p + strlen(p) - 1; |
ebac4655 | 322 | |
4ae3f763 JA |
323 | while (isspace(*s) || iscntrl(*s)) |
324 | s--; | |
aea47d44 | 325 | |
4ae3f763 | 326 | *(s + 1) = '\0'; |
aea47d44 JA |
327 | } |
328 | ||
ebac4655 JA |
329 | typedef int (str_cb_fn)(struct thread_data *, char *); |
330 | ||
331 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
332 | { | |
843a7413 | 333 | char *s; |
ebac4655 | 334 | |
843a7413 JA |
335 | if (strncmp(p, name, strlen(name))) |
336 | return 1; | |
337 | ||
338 | s = strstr(p, name); | |
ebac4655 JA |
339 | if (!s) |
340 | return 1; | |
341 | ||
f5d3e5ec | 342 | s = strchr(s, '='); |
ebac4655 JA |
343 | if (!s) |
344 | return 1; | |
345 | ||
346 | s++; | |
347 | strip_blank_front(&s); | |
348 | return cb(td, s); | |
349 | } | |
350 | ||
351 | static int check_strstore(char *p, char *name, char *dest) | |
352 | { | |
843a7413 | 353 | char *s; |
ebac4655 | 354 | |
843a7413 JA |
355 | if (strncmp(p, name, strlen(name))) |
356 | return 1; | |
357 | ||
358 | s = strstr(p, name); | |
ebac4655 JA |
359 | if (!s) |
360 | return 1; | |
361 | ||
f5d3e5ec | 362 | s = strchr(p, '='); |
ebac4655 JA |
363 | if (!s) |
364 | return 1; | |
365 | ||
366 | s++; | |
367 | strip_blank_front(&s); | |
368 | ||
369 | strcpy(dest, s); | |
ebac4655 JA |
370 | return 0; |
371 | } | |
372 | ||
01617be6 | 373 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 374 | { |
01617be6 | 375 | char suffix; |
ebac4655 | 376 | |
01617be6 JA |
377 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
378 | *val *= get_mult(suffix); | |
ebac4655 JA |
379 | return 0; |
380 | } | |
381 | ||
01617be6 | 382 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 383 | return 0; |
ebac4655 | 384 | |
01617be6 JA |
385 | return 1; |
386 | } | |
387 | ||
388 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
389 | { | |
390 | char option[128]; | |
391 | char *str, *p1, *p2; | |
392 | ||
843a7413 JA |
393 | if (strncmp(p, name, strlen(name))) |
394 | return 1; | |
395 | ||
01617be6 JA |
396 | strcpy(option, p); |
397 | p = option; | |
398 | ||
399 | str = strstr(p, name); | |
400 | if (!str) | |
401 | return 1; | |
ebac4655 | 402 | |
01617be6 JA |
403 | p += strlen(name); |
404 | ||
405 | str = strchr(p, '='); | |
406 | if (!str) | |
407 | return 1; | |
408 | ||
409 | /* | |
410 | * 'p' now holds whatever is after the '=' sign | |
411 | */ | |
412 | p1 = str + 1; | |
413 | ||
414 | /* | |
415 | * terminate p1 at the '-' sign | |
416 | */ | |
417 | p = strchr(p1, '-'); | |
418 | if (!p) | |
419 | return 1; | |
420 | ||
421 | p2 = p + 1; | |
422 | *p = '\0'; | |
423 | ||
424 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
425 | return 0; |
426 | ||
427 | return 1; | |
ebac4655 JA |
428 | } |
429 | ||
430 | static int check_int(char *p, char *name, unsigned int *val) | |
431 | { | |
f5d3e5ec | 432 | char *str; |
ebac4655 | 433 | |
b6754f9d JA |
434 | if (strncmp(p, name, strlen(name))) |
435 | return 1; | |
436 | ||
f5d3e5ec JA |
437 | str = strstr(p, name); |
438 | if (!str) | |
439 | return 1; | |
440 | ||
441 | str = strchr(p, '='); | |
442 | if (!str) | |
443 | return 1; | |
444 | ||
445 | str++; | |
ebac4655 | 446 | |
f5d3e5ec | 447 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
448 | return 0; |
449 | ||
450 | return 1; | |
451 | } | |
452 | ||
453 | static int check_strset(char *p, char *name) | |
454 | { | |
455 | return strncmp(p, name, strlen(name)); | |
456 | } | |
457 | ||
458 | static int is_empty_or_comment(char *line) | |
459 | { | |
460 | unsigned int i; | |
461 | ||
462 | for (i = 0; i < strlen(line); i++) { | |
463 | if (line[i] == ';') | |
464 | return 1; | |
465 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
466 | return 0; | |
467 | } | |
468 | ||
469 | return 1; | |
470 | } | |
471 | ||
472 | static int str_rw_cb(struct thread_data *td, char *mem) | |
473 | { | |
474 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
475 | td->ddir = DDIR_READ; | |
476 | td->sequential = 1; | |
477 | return 0; | |
478 | } else if (!strncmp(mem, "randread", 8)) { | |
479 | td->ddir = DDIR_READ; | |
480 | td->sequential = 0; | |
481 | return 0; | |
482 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
483 | td->ddir = DDIR_WRITE; | |
484 | td->sequential = 1; | |
485 | return 0; | |
486 | } else if (!strncmp(mem, "randwrite", 9)) { | |
487 | td->ddir = DDIR_WRITE; | |
488 | td->sequential = 0; | |
489 | return 0; | |
3d60d1ed JA |
490 | } else if (!strncmp(mem, "rw", 2)) { |
491 | td->ddir = 0; | |
492 | td->iomix = 1; | |
493 | td->sequential = 1; | |
494 | return 0; | |
495 | } else if (!strncmp(mem, "randrw", 6)) { | |
496 | td->ddir = 0; | |
497 | td->iomix = 1; | |
498 | td->sequential = 0; | |
499 | return 0; | |
ebac4655 JA |
500 | } |
501 | ||
3b70d7e5 | 502 | log_err("fio: data direction: read, write, randread, randwrite, rw, randrw\n"); |
ebac4655 JA |
503 | return 1; |
504 | } | |
505 | ||
506 | static int str_verify_cb(struct thread_data *td, char *mem) | |
507 | { | |
508 | if (!strncmp(mem, "0", 1)) { | |
509 | td->verify = VERIFY_NONE; | |
510 | return 0; | |
511 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
512 | td->verify = VERIFY_MD5; | |
513 | return 0; | |
514 | } else if (!strncmp(mem, "crc32", 5)) { | |
515 | td->verify = VERIFY_CRC32; | |
516 | return 0; | |
517 | } | |
518 | ||
3b70d7e5 | 519 | log_err("fio: verify types: md5, crc32\n"); |
ebac4655 JA |
520 | return 1; |
521 | } | |
522 | ||
523 | static int str_mem_cb(struct thread_data *td, char *mem) | |
524 | { | |
525 | if (!strncmp(mem, "malloc", 6)) { | |
526 | td->mem_type = MEM_MALLOC; | |
527 | return 0; | |
528 | } else if (!strncmp(mem, "shm", 3)) { | |
529 | td->mem_type = MEM_SHM; | |
530 | return 0; | |
531 | } else if (!strncmp(mem, "mmap", 4)) { | |
532 | td->mem_type = MEM_MMAP; | |
533 | return 0; | |
534 | } | |
535 | ||
3b70d7e5 | 536 | log_err("fio: mem type: malloc, shm, mmap\n"); |
ebac4655 JA |
537 | return 1; |
538 | } | |
539 | ||
540 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
541 | { | |
542 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
543 | !strncmp(str, "libaio", 6)) { | |
544 | strcpy(td->io_engine_name, "libaio"); | |
545 | td->io_engine = FIO_LIBAIO; | |
546 | return 0; | |
547 | } else if (!strncmp(str, "posixaio", 8)) { | |
548 | strcpy(td->io_engine_name, "posixaio"); | |
549 | td->io_engine = FIO_POSIXAIO; | |
550 | return 0; | |
551 | } else if (!strncmp(str, "sync", 4)) { | |
552 | strcpy(td->io_engine_name, "sync"); | |
553 | td->io_engine = FIO_SYNCIO; | |
554 | return 0; | |
555 | } else if (!strncmp(str, "mmap", 4)) { | |
556 | strcpy(td->io_engine_name, "mmap"); | |
557 | td->io_engine = FIO_MMAPIO; | |
558 | return 0; | |
559 | } else if (!strncmp(str, "sgio", 4)) { | |
560 | strcpy(td->io_engine_name, "sgio"); | |
561 | td->io_engine = FIO_SGIO; | |
562 | return 0; | |
8756e4d4 JA |
563 | } else if (!strncmp(str, "splice", 6)) { |
564 | strcpy(td->io_engine_name, "splice"); | |
565 | td->io_engine = FIO_SPLICEIO; | |
566 | return 0; | |
ebac4655 JA |
567 | } |
568 | ||
3b70d7e5 | 569 | log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice\n"); |
ebac4655 JA |
570 | return 1; |
571 | } | |
572 | ||
07261983 JA |
573 | /* |
574 | * This is our [ini] type file parser. | |
575 | */ | |
ebac4655 JA |
576 | int parse_jobs_ini(char *file) |
577 | { | |
a6ccc7be | 578 | unsigned int prioclass, prio, cpu, global, il; |
ebac4655 JA |
579 | unsigned long long ull; |
580 | unsigned long ul1, ul2; | |
581 | struct thread_data *td; | |
ef899b63 | 582 | char *string, *name, *tmpbuf; |
ebac4655 JA |
583 | fpos_t off; |
584 | FILE *f; | |
585 | char *p; | |
972cfd25 | 586 | int ret = 0, stonewall = 1; |
ebac4655 JA |
587 | |
588 | f = fopen(file, "r"); | |
589 | if (!f) { | |
aea47d44 | 590 | perror("fopen job file"); |
ebac4655 JA |
591 | return 1; |
592 | } | |
593 | ||
594 | string = malloc(4096); | |
595 | name = malloc(256); | |
ef899b63 | 596 | tmpbuf = malloc(4096); |
ebac4655 JA |
597 | |
598 | while ((p = fgets(string, 4096, f)) != NULL) { | |
45410acb JA |
599 | if (ret) |
600 | break; | |
ebac4655 JA |
601 | if (is_empty_or_comment(p)) |
602 | continue; | |
603 | if (sscanf(p, "[%s]", name) != 1) | |
604 | continue; | |
605 | ||
606 | global = !strncmp(name, "global", 6); | |
607 | ||
608 | name[strlen(name) - 1] = '\0'; | |
609 | ||
610 | td = get_new_job(global, &def_thread); | |
45410acb JA |
611 | if (!td) { |
612 | ret = 1; | |
613 | break; | |
614 | } | |
ebac4655 | 615 | |
972cfd25 JA |
616 | /* |
617 | * Seperate multiple job files by a stonewall | |
618 | */ | |
619 | if (stonewall) { | |
620 | td->stonewall = stonewall; | |
621 | stonewall = 0; | |
622 | } | |
623 | ||
ebac4655 JA |
624 | fgetpos(f, &off); |
625 | while ((p = fgets(string, 4096, f)) != NULL) { | |
626 | if (is_empty_or_comment(p)) | |
627 | continue; | |
628 | if (strstr(p, "[")) | |
629 | break; | |
b6754f9d | 630 | strip_blank_front(&p); |
4ae3f763 | 631 | strip_blank_end(p); |
aea47d44 | 632 | |
ebac4655 JA |
633 | if (!check_int(p, "prio", &prio)) { |
634 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 635 | log_err("io priorities not available\n"); |
45410acb JA |
636 | ret = 1; |
637 | break; | |
ebac4655 | 638 | #endif |
8756e4d4 | 639 | td->ioprio |= prio; |
ebac4655 JA |
640 | fgetpos(f, &off); |
641 | continue; | |
642 | } | |
643 | if (!check_int(p, "prioclass", &prioclass)) { | |
644 | #ifndef FIO_HAVE_IOPRIO | |
3b70d7e5 | 645 | log_err("io priorities not available\n"); |
45410acb JA |
646 | ret = 1; |
647 | break; | |
5c4e1dbc | 648 | #else |
8756e4d4 | 649 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
650 | fgetpos(f, &off); |
651 | continue; | |
5c4e1dbc | 652 | #endif |
ebac4655 | 653 | } |
e9c047a0 JA |
654 | if (!check_int(p, "direct", &il)) { |
655 | td->odirect = il; | |
ebac4655 JA |
656 | fgetpos(f, &off); |
657 | continue; | |
658 | } | |
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; |
972cfd25 | 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); | |
972cfd25 | 933 | def_thread.odirect = def_odirect; |
ebac4655 | 934 | def_thread.ratecycle = DEF_RATE_CYCLE; |
972cfd25 JA |
935 | def_thread.sequential = def_sequential; |
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; |
ebac4655 JA |
953 | #ifdef FIO_HAVE_DISK_UTIL |
954 | def_thread.do_disk_util = 1; | |
955 | #endif | |
956 | ||
957 | return 0; | |
958 | } | |
959 | ||
4785f995 JA |
960 | static void usage(char *name) |
961 | { | |
962 | printf("%s\n", fio_version_string); | |
963 | printf("\t-s IO is sequential\n"); | |
964 | printf("\t-b Block size in KiB for each IO\n"); | |
965 | printf("\t-t Runtime in seconds\n"); | |
966 | printf("\t-R Exit all threads on failure to meet rate goal\n"); | |
967 | printf("\t-o Use O_DIRECT\n"); | |
968 | printf("\t-l Generate per-job latency logs\n"); | |
969 | printf("\t-w Generate per-job bandwidth logs\n"); | |
970 | printf("\t-f Job file (Required)\n"); | |
971 | printf("\t-v Print version info and exit\n"); | |
972 | } | |
973 | ||
972cfd25 | 974 | static int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 975 | { |
972cfd25 | 976 | int c, idx = 1, ini_idx = 0; |
ebac4655 | 977 | |
eb8bbf48 | 978 | while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvhO:")) != EOF) { |
ebac4655 JA |
979 | switch (c) { |
980 | case 's': | |
972cfd25 JA |
981 | def_sequential = !!atoi(optarg); |
982 | idx++; | |
ebac4655 JA |
983 | break; |
984 | case 'b': | |
972cfd25 JA |
985 | def_bs = atoi(optarg); |
986 | def_bs <<= 10; | |
987 | if (!def_bs) { | |
ebac4655 | 988 | printf("bad block size\n"); |
972cfd25 | 989 | def_bs = DEF_BS; |
ebac4655 | 990 | } |
972cfd25 | 991 | idx++; |
ebac4655 JA |
992 | break; |
993 | case 't': | |
972cfd25 JA |
994 | def_timeout = atoi(optarg); |
995 | idx++; | |
ebac4655 JA |
996 | break; |
997 | case 'r': | |
972cfd25 JA |
998 | def_repeatable = !!atoi(optarg); |
999 | idx++; | |
ebac4655 JA |
1000 | break; |
1001 | case 'R': | |
1002 | rate_quit = !!atoi(optarg); | |
972cfd25 | 1003 | idx++; |
ebac4655 JA |
1004 | break; |
1005 | case 'o': | |
972cfd25 JA |
1006 | def_odirect = !!atoi(optarg); |
1007 | idx++; | |
ebac4655 JA |
1008 | break; |
1009 | case 'f': | |
972cfd25 JA |
1010 | ini_idx++; |
1011 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1012 | ini_file[ini_idx - 1] = strdup(optarg); | |
1013 | idx++; | |
ebac4655 JA |
1014 | break; |
1015 | case 'l': | |
1016 | write_lat_log = 1; | |
972cfd25 | 1017 | idx++; |
ebac4655 JA |
1018 | break; |
1019 | case 'w': | |
1020 | write_bw_log = 1; | |
972cfd25 | 1021 | idx++; |
ebac4655 | 1022 | break; |
eb8bbf48 JA |
1023 | case 'O': |
1024 | f_out = fopen(optarg, "w+"); | |
1025 | if (!f_out) { | |
1026 | perror("fopen output"); | |
1027 | exit(1); | |
1028 | } | |
1029 | f_err = f_out; | |
972cfd25 | 1030 | idx++; |
eb8bbf48 | 1031 | break; |
4785f995 JA |
1032 | case 'h': |
1033 | usage(argv[0]); | |
1034 | exit(0); | |
ebac4655 JA |
1035 | case 'v': |
1036 | printf("%s\n", fio_version_string); | |
1037 | exit(0); | |
1038 | } | |
1039 | } | |
c9fad893 | 1040 | |
972cfd25 JA |
1041 | while (idx < argc) { |
1042 | ini_idx++; | |
1043 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1044 | ini_file[ini_idx - 1] = strdup(argv[idx]); | |
1045 | idx++; | |
1046 | } | |
1047 | ||
eb8bbf48 JA |
1048 | if (!f_out) { |
1049 | f_out = stdout; | |
1050 | f_err = stderr; | |
1051 | } | |
972cfd25 JA |
1052 | |
1053 | return ini_idx; | |
ebac4655 JA |
1054 | } |
1055 | ||
1056 | static void free_shm(void) | |
1057 | { | |
1058 | struct shmid_ds sbuf; | |
1059 | ||
1060 | if (threads) { | |
2c0ecd28 | 1061 | shmdt((void *) threads); |
ebac4655 JA |
1062 | threads = NULL; |
1063 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1064 | } | |
1065 | } | |
1066 | ||
1067 | static int setup_thread_area(void) | |
1068 | { | |
1069 | /* | |
1070 | * 1024 is too much on some machines, scale max_jobs if | |
1071 | * we get a failure that looks like too large a shm segment | |
1072 | */ | |
1073 | do { | |
1074 | int s = max_jobs * sizeof(struct thread_data); | |
1075 | ||
1076 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1077 | if (shm_id != -1) | |
1078 | break; | |
1079 | if (errno != EINVAL) { | |
1080 | perror("shmget"); | |
1081 | break; | |
1082 | } | |
1083 | ||
1084 | max_jobs >>= 1; | |
1085 | } while (max_jobs); | |
1086 | ||
1087 | if (shm_id == -1) | |
1088 | return 1; | |
1089 | ||
1090 | threads = shmat(shm_id, NULL, 0); | |
1091 | if (threads == (void *) -1) { | |
1092 | perror("shmat"); | |
1093 | return 1; | |
1094 | } | |
1095 | ||
1096 | atexit(free_shm); | |
1097 | return 0; | |
1098 | } | |
1099 | ||
1100 | int parse_options(int argc, char *argv[]) | |
1101 | { | |
972cfd25 JA |
1102 | int job_files, i; |
1103 | ||
ebac4655 JA |
1104 | if (setup_thread_area()) |
1105 | return 1; | |
1106 | if (fill_def_thread()) | |
1107 | return 1; | |
1108 | ||
972cfd25 JA |
1109 | job_files = parse_cmd_line(argc, argv); |
1110 | if (!job_files) { | |
1111 | log_err("Need job file(s)\n"); | |
4785f995 | 1112 | usage(argv[0]); |
ebac4655 JA |
1113 | return 1; |
1114 | } | |
1115 | ||
972cfd25 JA |
1116 | for (i = 0; i < job_files; i++) { |
1117 | if (fill_def_thread()) | |
1118 | return 1; | |
1119 | if (parse_jobs_ini(ini_file[i])) | |
1120 | return 1; | |
88c6ed80 | 1121 | free(ini_file[i]); |
972cfd25 | 1122 | } |
ebac4655 | 1123 | |
88c6ed80 | 1124 | free(ini_file); |
ebac4655 JA |
1125 | return 0; |
1126 | } |