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; |
ebac4655 | 57 | |
ebac4655 JA |
58 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
59 | { | |
60 | struct thread_data *td; | |
61 | ||
62 | if (global) | |
63 | return &def_thread; | |
64 | if (thread_number >= max_jobs) | |
65 | return NULL; | |
66 | ||
67 | td = &threads[thread_number++]; | |
ddaeaa5a JA |
68 | *td = *parent; |
69 | td->name[0] = '\0'; | |
ebac4655 JA |
70 | |
71 | td->fd = -1; | |
72 | td->thread_number = thread_number; | |
73 | ||
ddaeaa5a JA |
74 | td->directory = NULL; |
75 | td->iolog_file = NULL; | |
76 | td->exec_prerun = NULL; | |
77 | td->exec_postrun = NULL; | |
78 | td->ioscheduler = NULL; | |
79 | td->sysfs_root = NULL; | |
80 | td->file_name = NULL; | |
ebac4655 JA |
81 | |
82 | return td; | |
83 | } | |
84 | ||
85 | static void put_job(struct thread_data *td) | |
86 | { | |
87 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
88 | thread_number--; | |
89 | } | |
90 | ||
75154845 | 91 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 92 | { |
3d60d1ed JA |
93 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
94 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
95 | struct stat sb; |
96 | int numjobs, ddir; | |
97 | ||
98 | #ifndef FIO_HAVE_LIBAIO | |
99 | if (td->io_engine == FIO_LIBAIO) { | |
100 | fprintf(stderr, "Linux libaio not available\n"); | |
101 | return 1; | |
102 | } | |
103 | #endif | |
104 | #ifndef FIO_HAVE_POSIXAIO | |
105 | if (td->io_engine == FIO_POSIXAIO) { | |
106 | fprintf(stderr, "posix aio not available\n"); | |
107 | return 1; | |
108 | } | |
109 | #endif | |
ebac4655 JA |
110 | |
111 | /* | |
112 | * the def_thread is just for options, it's not a real job | |
113 | */ | |
114 | if (td == &def_thread) | |
115 | return 0; | |
116 | ||
117 | if (td->io_engine & FIO_SYNCIO) | |
118 | td->iodepth = 1; | |
119 | else { | |
120 | if (!td->iodepth) | |
121 | td->iodepth = 1; | |
122 | } | |
123 | ||
20dc95c4 JA |
124 | /* |
125 | * only really works for sequential io for now | |
126 | */ | |
127 | if (td->zone_size && !td->sequential) | |
128 | td->zone_size = 0; | |
129 | ||
ebac4655 | 130 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
131 | if (!stat(jobname, &sb)) { |
132 | if (S_ISBLK(sb.st_mode)) | |
133 | td->filetype = FIO_TYPE_BD; | |
134 | else if (S_ISCHR(sb.st_mode)) | |
135 | td->filetype = FIO_TYPE_CHAR; | |
136 | } | |
ebac4655 JA |
137 | |
138 | if (td->filetype == FIO_TYPE_FILE) { | |
e9c047a0 JA |
139 | char tmp[PATH_MAX]; |
140 | ||
ef899b63 | 141 | if (td->directory && td->directory[0] != '\0') |
e9c047a0 | 142 | sprintf(tmp, "%s/%s.%d", td->directory, jobname, td->jobnum); |
ebac4655 | 143 | else |
e9c047a0 JA |
144 | sprintf(tmp, "%s.%d", jobname, td->jobnum); |
145 | td->file_name = strdup(tmp); | |
ebac4655 | 146 | } else |
e9c047a0 | 147 | td->file_name = strdup(jobname); |
ebac4655 | 148 | |
bbfd6b00 | 149 | fio_sem_init(&td->mutex, 0); |
ebac4655 JA |
150 | |
151 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
152 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
153 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
154 | ||
155 | if (td->min_bs == -1U) | |
156 | td->min_bs = td->bs; | |
157 | if (td->max_bs == -1U) | |
158 | td->max_bs = td->bs; | |
3d60d1ed | 159 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
160 | td->verify = 0; |
161 | ||
162 | if (td->stonewall && td->thread_number > 1) | |
163 | groupid++; | |
164 | ||
165 | td->groupid = groupid; | |
166 | ||
167 | if (setup_rate(td)) | |
168 | goto err; | |
169 | ||
170 | if (write_lat_log) { | |
171 | setup_log(&td->slat_log); | |
172 | setup_log(&td->clat_log); | |
173 | } | |
174 | if (write_bw_log) | |
175 | setup_log(&td->bw_log); | |
176 | ||
01452055 JA |
177 | if (td->name[0] == '\0') |
178 | snprintf(td->name, sizeof(td->name)-1, "client%d", td->thread_number); | |
179 | ||
3d60d1ed | 180 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
75154845 JA |
181 | |
182 | if (!job_add_num) | |
01452055 | 183 | printf("%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 JA |
184 | else if (job_add_num == 1) |
185 | printf("...\n"); | |
ebac4655 JA |
186 | |
187 | /* | |
188 | * recurse add identical jobs, clear numjobs and stonewall options | |
189 | * as they don't apply to sub-jobs | |
190 | */ | |
191 | numjobs = td->numjobs; | |
192 | while (--numjobs) { | |
193 | struct thread_data *td_new = get_new_job(0, td); | |
194 | ||
195 | if (!td_new) | |
196 | goto err; | |
197 | ||
198 | td_new->numjobs = 1; | |
199 | td_new->stonewall = 0; | |
eba09dd3 | 200 | td_new->jobnum = numjobs; |
75154845 | 201 | job_add_num = numjobs - 1; |
ebac4655 | 202 | |
75154845 | 203 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
204 | goto err; |
205 | } | |
206 | return 0; | |
207 | err: | |
208 | put_job(td); | |
209 | return -1; | |
210 | } | |
211 | ||
212 | int init_random_state(struct thread_data *td) | |
213 | { | |
a6ccc7be | 214 | unsigned long seeds[4]; |
ebac4655 JA |
215 | int fd, num_maps, blocks; |
216 | ||
1ac267bb | 217 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
218 | if (fd == -1) { |
219 | td_verror(td, errno); | |
220 | return 1; | |
221 | } | |
222 | ||
a6ccc7be | 223 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
ebac4655 JA |
224 | td_verror(td, EIO); |
225 | close(fd); | |
226 | return 1; | |
227 | } | |
228 | ||
229 | close(fd); | |
230 | ||
6dfd46b9 JA |
231 | os_random_seed(seeds[0], &td->bsrange_state); |
232 | os_random_seed(seeds[1], &td->verify_state); | |
233 | os_random_seed(seeds[2], &td->rwmix_state); | |
ebac4655 JA |
234 | |
235 | if (td->sequential) | |
236 | return 0; | |
237 | ||
238 | if (repeatable) | |
a6ccc7be | 239 | seeds[3] = DEF_RANDSEED; |
ebac4655 JA |
240 | |
241 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
242 | num_maps = blocks / BLOCKS_PER_MAP; | |
243 | td->file_map = malloc(num_maps * sizeof(long)); | |
244 | td->num_maps = num_maps; | |
245 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
246 | ||
6dfd46b9 | 247 | os_random_seed(seeds[3], &td->random_state); |
ebac4655 JA |
248 | return 0; |
249 | } | |
250 | ||
251 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
252 | { | |
253 | #ifdef FIO_HAVE_CPU_AFFINITY | |
254 | unsigned int i; | |
255 | ||
256 | CPU_ZERO(&cpumask); | |
257 | ||
258 | for (i = 0; i < sizeof(int) * 8; i++) { | |
259 | if ((1 << i) & cpu) | |
260 | CPU_SET(i, &cpumask); | |
261 | } | |
262 | #endif | |
263 | } | |
264 | ||
265 | static unsigned long get_mult(char c) | |
266 | { | |
267 | switch (c) { | |
268 | case 'k': | |
269 | case 'K': | |
270 | return 1024; | |
271 | case 'm': | |
272 | case 'M': | |
273 | return 1024 * 1024; | |
274 | case 'g': | |
275 | case 'G': | |
276 | return 1024 * 1024 * 1024; | |
277 | default: | |
278 | return 1; | |
279 | } | |
280 | } | |
281 | ||
282 | /* | |
283 | * convert string after '=' into decimal value, noting any size suffix | |
284 | */ | |
285 | static int str_cnv(char *p, unsigned long long *val) | |
286 | { | |
287 | char *str; | |
288 | int len; | |
289 | ||
f5d3e5ec | 290 | str = strchr(p, '='); |
ebac4655 JA |
291 | if (!str) |
292 | return 1; | |
293 | ||
294 | str++; | |
295 | len = strlen(str); | |
296 | ||
297 | *val = strtoul(str, NULL, 10); | |
298 | if (*val == ULONG_MAX && errno == ERANGE) | |
299 | return 1; | |
300 | ||
9d0d4247 | 301 | *val *= get_mult(str[len - 1]); |
ebac4655 JA |
302 | return 0; |
303 | } | |
304 | ||
305 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
306 | { | |
20dc95c4 | 307 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
308 | return 1; |
309 | ||
310 | return str_cnv(p, val); | |
311 | } | |
312 | ||
313 | static void strip_blank_front(char **p) | |
314 | { | |
315 | char *s = *p; | |
316 | ||
4ae3f763 | 317 | while (isspace(*s)) |
ebac4655 JA |
318 | s++; |
319 | } | |
320 | ||
321 | static void strip_blank_end(char *p) | |
322 | { | |
4ae3f763 | 323 | char *s = p + strlen(p) - 1; |
ebac4655 | 324 | |
4ae3f763 JA |
325 | while (isspace(*s) || iscntrl(*s)) |
326 | s--; | |
aea47d44 | 327 | |
4ae3f763 | 328 | *(s + 1) = '\0'; |
aea47d44 JA |
329 | } |
330 | ||
ebac4655 JA |
331 | typedef int (str_cb_fn)(struct thread_data *, char *); |
332 | ||
333 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
334 | { | |
843a7413 | 335 | char *s; |
ebac4655 | 336 | |
843a7413 JA |
337 | if (strncmp(p, name, strlen(name))) |
338 | return 1; | |
339 | ||
340 | s = strstr(p, name); | |
ebac4655 JA |
341 | if (!s) |
342 | return 1; | |
343 | ||
f5d3e5ec | 344 | s = strchr(s, '='); |
ebac4655 JA |
345 | if (!s) |
346 | return 1; | |
347 | ||
348 | s++; | |
349 | strip_blank_front(&s); | |
350 | return cb(td, s); | |
351 | } | |
352 | ||
353 | static int check_strstore(char *p, char *name, char *dest) | |
354 | { | |
843a7413 | 355 | char *s; |
ebac4655 | 356 | |
843a7413 JA |
357 | if (strncmp(p, name, strlen(name))) |
358 | return 1; | |
359 | ||
360 | s = strstr(p, name); | |
ebac4655 JA |
361 | if (!s) |
362 | return 1; | |
363 | ||
f5d3e5ec | 364 | s = strchr(p, '='); |
ebac4655 JA |
365 | if (!s) |
366 | return 1; | |
367 | ||
368 | s++; | |
369 | strip_blank_front(&s); | |
370 | ||
371 | strcpy(dest, s); | |
ebac4655 JA |
372 | return 0; |
373 | } | |
374 | ||
01617be6 | 375 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 376 | { |
01617be6 | 377 | char suffix; |
ebac4655 | 378 | |
01617be6 JA |
379 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
380 | *val *= get_mult(suffix); | |
ebac4655 JA |
381 | return 0; |
382 | } | |
383 | ||
01617be6 | 384 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 385 | return 0; |
ebac4655 | 386 | |
01617be6 JA |
387 | return 1; |
388 | } | |
389 | ||
390 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
391 | { | |
392 | char option[128]; | |
393 | char *str, *p1, *p2; | |
394 | ||
843a7413 JA |
395 | if (strncmp(p, name, strlen(name))) |
396 | return 1; | |
397 | ||
01617be6 JA |
398 | strcpy(option, p); |
399 | p = option; | |
400 | ||
401 | str = strstr(p, name); | |
402 | if (!str) | |
403 | return 1; | |
ebac4655 | 404 | |
01617be6 JA |
405 | p += strlen(name); |
406 | ||
407 | str = strchr(p, '='); | |
408 | if (!str) | |
409 | return 1; | |
410 | ||
411 | /* | |
412 | * 'p' now holds whatever is after the '=' sign | |
413 | */ | |
414 | p1 = str + 1; | |
415 | ||
416 | /* | |
417 | * terminate p1 at the '-' sign | |
418 | */ | |
419 | p = strchr(p1, '-'); | |
420 | if (!p) | |
421 | return 1; | |
422 | ||
423 | p2 = p + 1; | |
424 | *p = '\0'; | |
425 | ||
426 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
427 | return 0; |
428 | ||
429 | return 1; | |
ebac4655 JA |
430 | } |
431 | ||
432 | static int check_int(char *p, char *name, unsigned int *val) | |
433 | { | |
f5d3e5ec | 434 | char *str; |
ebac4655 | 435 | |
b6754f9d JA |
436 | if (strncmp(p, name, strlen(name))) |
437 | return 1; | |
438 | ||
f5d3e5ec JA |
439 | str = strstr(p, name); |
440 | if (!str) | |
441 | return 1; | |
442 | ||
443 | str = strchr(p, '='); | |
444 | if (!str) | |
445 | return 1; | |
446 | ||
447 | str++; | |
ebac4655 | 448 | |
f5d3e5ec | 449 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
450 | return 0; |
451 | ||
452 | return 1; | |
453 | } | |
454 | ||
455 | static int check_strset(char *p, char *name) | |
456 | { | |
457 | return strncmp(p, name, strlen(name)); | |
458 | } | |
459 | ||
460 | static int is_empty_or_comment(char *line) | |
461 | { | |
462 | unsigned int i; | |
463 | ||
464 | for (i = 0; i < strlen(line); i++) { | |
465 | if (line[i] == ';') | |
466 | return 1; | |
467 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
468 | return 0; | |
469 | } | |
470 | ||
471 | return 1; | |
472 | } | |
473 | ||
474 | static int str_rw_cb(struct thread_data *td, char *mem) | |
475 | { | |
476 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
477 | td->ddir = DDIR_READ; | |
478 | td->sequential = 1; | |
479 | return 0; | |
480 | } else if (!strncmp(mem, "randread", 8)) { | |
481 | td->ddir = DDIR_READ; | |
482 | td->sequential = 0; | |
483 | return 0; | |
484 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
485 | td->ddir = DDIR_WRITE; | |
486 | td->sequential = 1; | |
487 | return 0; | |
488 | } else if (!strncmp(mem, "randwrite", 9)) { | |
489 | td->ddir = DDIR_WRITE; | |
490 | td->sequential = 0; | |
491 | return 0; | |
3d60d1ed JA |
492 | } else if (!strncmp(mem, "rw", 2)) { |
493 | td->ddir = 0; | |
494 | td->iomix = 1; | |
495 | td->sequential = 1; | |
496 | return 0; | |
497 | } else if (!strncmp(mem, "randrw", 6)) { | |
498 | td->ddir = 0; | |
499 | td->iomix = 1; | |
500 | td->sequential = 0; | |
501 | return 0; | |
ebac4655 JA |
502 | } |
503 | ||
07261983 | 504 | fprintf(stderr, "fio: data direction: read, write, randread, randwrite, rw, randrw\n"); |
ebac4655 JA |
505 | return 1; |
506 | } | |
507 | ||
508 | static int str_verify_cb(struct thread_data *td, char *mem) | |
509 | { | |
510 | if (!strncmp(mem, "0", 1)) { | |
511 | td->verify = VERIFY_NONE; | |
512 | return 0; | |
513 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
514 | td->verify = VERIFY_MD5; | |
515 | return 0; | |
516 | } else if (!strncmp(mem, "crc32", 5)) { | |
517 | td->verify = VERIFY_CRC32; | |
518 | return 0; | |
519 | } | |
520 | ||
07261983 | 521 | fprintf(stderr, "fio: verify types: md5, crc32\n"); |
ebac4655 JA |
522 | return 1; |
523 | } | |
524 | ||
525 | static int str_mem_cb(struct thread_data *td, char *mem) | |
526 | { | |
527 | if (!strncmp(mem, "malloc", 6)) { | |
528 | td->mem_type = MEM_MALLOC; | |
529 | return 0; | |
530 | } else if (!strncmp(mem, "shm", 3)) { | |
531 | td->mem_type = MEM_SHM; | |
532 | return 0; | |
533 | } else if (!strncmp(mem, "mmap", 4)) { | |
534 | td->mem_type = MEM_MMAP; | |
535 | return 0; | |
536 | } | |
537 | ||
07261983 | 538 | fprintf(stderr, "fio: mem type: malloc, shm, mmap\n"); |
ebac4655 JA |
539 | return 1; |
540 | } | |
541 | ||
542 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
543 | { | |
544 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
545 | !strncmp(str, "libaio", 6)) { | |
546 | strcpy(td->io_engine_name, "libaio"); | |
547 | td->io_engine = FIO_LIBAIO; | |
548 | return 0; | |
549 | } else if (!strncmp(str, "posixaio", 8)) { | |
550 | strcpy(td->io_engine_name, "posixaio"); | |
551 | td->io_engine = FIO_POSIXAIO; | |
552 | return 0; | |
553 | } else if (!strncmp(str, "sync", 4)) { | |
554 | strcpy(td->io_engine_name, "sync"); | |
555 | td->io_engine = FIO_SYNCIO; | |
556 | return 0; | |
557 | } else if (!strncmp(str, "mmap", 4)) { | |
558 | strcpy(td->io_engine_name, "mmap"); | |
559 | td->io_engine = FIO_MMAPIO; | |
560 | return 0; | |
561 | } else if (!strncmp(str, "sgio", 4)) { | |
562 | strcpy(td->io_engine_name, "sgio"); | |
563 | td->io_engine = FIO_SGIO; | |
564 | return 0; | |
8756e4d4 JA |
565 | } else if (!strncmp(str, "splice", 6)) { |
566 | strcpy(td->io_engine_name, "splice"); | |
567 | td->io_engine = FIO_SPLICEIO; | |
568 | return 0; | |
ebac4655 JA |
569 | } |
570 | ||
07261983 | 571 | fprintf(stderr, "fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice\n"); |
ebac4655 JA |
572 | return 1; |
573 | } | |
574 | ||
07261983 JA |
575 | /* |
576 | * This is our [ini] type file parser. | |
577 | */ | |
ebac4655 JA |
578 | int parse_jobs_ini(char *file) |
579 | { | |
a6ccc7be | 580 | unsigned int prioclass, prio, cpu, global, il; |
ebac4655 JA |
581 | unsigned long long ull; |
582 | unsigned long ul1, ul2; | |
583 | struct thread_data *td; | |
ef899b63 | 584 | char *string, *name, *tmpbuf; |
ebac4655 JA |
585 | fpos_t off; |
586 | FILE *f; | |
587 | char *p; | |
45410acb | 588 | int ret = 0; |
ebac4655 JA |
589 | |
590 | f = fopen(file, "r"); | |
591 | if (!f) { | |
aea47d44 | 592 | perror("fopen job file"); |
ebac4655 JA |
593 | return 1; |
594 | } | |
595 | ||
596 | string = malloc(4096); | |
597 | name = malloc(256); | |
ef899b63 | 598 | tmpbuf = malloc(4096); |
ebac4655 JA |
599 | |
600 | while ((p = fgets(string, 4096, f)) != NULL) { | |
45410acb JA |
601 | if (ret) |
602 | break; | |
ebac4655 JA |
603 | if (is_empty_or_comment(p)) |
604 | continue; | |
605 | if (sscanf(p, "[%s]", name) != 1) | |
606 | continue; | |
607 | ||
608 | global = !strncmp(name, "global", 6); | |
609 | ||
610 | name[strlen(name) - 1] = '\0'; | |
611 | ||
612 | td = get_new_job(global, &def_thread); | |
45410acb JA |
613 | if (!td) { |
614 | ret = 1; | |
615 | break; | |
616 | } | |
ebac4655 | 617 | |
ebac4655 JA |
618 | fgetpos(f, &off); |
619 | while ((p = fgets(string, 4096, f)) != NULL) { | |
620 | if (is_empty_or_comment(p)) | |
621 | continue; | |
622 | if (strstr(p, "[")) | |
623 | break; | |
b6754f9d | 624 | strip_blank_front(&p); |
4ae3f763 | 625 | strip_blank_end(p); |
aea47d44 | 626 | |
ebac4655 JA |
627 | if (!check_int(p, "prio", &prio)) { |
628 | #ifndef FIO_HAVE_IOPRIO | |
629 | fprintf(stderr, "io priorities not available\n"); | |
45410acb JA |
630 | ret = 1; |
631 | break; | |
ebac4655 | 632 | #endif |
8756e4d4 | 633 | td->ioprio |= prio; |
ebac4655 JA |
634 | fgetpos(f, &off); |
635 | continue; | |
636 | } | |
637 | if (!check_int(p, "prioclass", &prioclass)) { | |
638 | #ifndef FIO_HAVE_IOPRIO | |
639 | fprintf(stderr, "io priorities not available\n"); | |
45410acb JA |
640 | ret = 1; |
641 | break; | |
5c4e1dbc | 642 | #else |
8756e4d4 | 643 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
644 | fgetpos(f, &off); |
645 | continue; | |
5c4e1dbc | 646 | #endif |
ebac4655 | 647 | } |
e9c047a0 JA |
648 | if (!check_int(p, "direct", &il)) { |
649 | td->odirect = il; | |
ebac4655 JA |
650 | fgetpos(f, &off); |
651 | continue; | |
652 | } | |
653 | if (!check_int(p, "rate", &td->rate)) { | |
654 | fgetpos(f, &off); | |
655 | continue; | |
656 | } | |
657 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
658 | fgetpos(f, &off); | |
659 | continue; | |
660 | } | |
661 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
662 | fgetpos(f, &off); | |
663 | continue; | |
664 | } | |
665 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
666 | fgetpos(f, &off); | |
667 | continue; | |
668 | } | |
669 | if (!check_int(p, "cpumask", &cpu)) { | |
670 | #ifndef FIO_HAVE_CPU_AFFINITY | |
671 | fprintf(stderr, "cpu affinity not available\n"); | |
45410acb JA |
672 | ret = 1; |
673 | break; | |
ebac4655 JA |
674 | #endif |
675 | fill_cpu_mask(td->cpumask, cpu); | |
676 | fgetpos(f, &off); | |
677 | continue; | |
678 | } | |
679 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
680 | fgetpos(f, &off); | |
fc1a4713 | 681 | td->end_fsync = 1; |
ebac4655 JA |
682 | continue; |
683 | } | |
684 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
685 | fgetpos(f, &off); | |
686 | continue; | |
687 | } | |
688 | if (!check_int(p, "timeout", &td->timeout)) { | |
689 | fgetpos(f, &off); | |
690 | continue; | |
691 | } | |
e9c047a0 JA |
692 | if (!check_int(p, "invalidate", &il)) { |
693 | td->invalidate_cache = il; | |
ebac4655 JA |
694 | fgetpos(f, &off); |
695 | continue; | |
696 | } | |
697 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
698 | fgetpos(f, &off); | |
699 | continue; | |
700 | } | |
e9c047a0 JA |
701 | if (!check_int(p, "sync", &il)) { |
702 | td->sync_io = il; | |
ebac4655 JA |
703 | fgetpos(f, &off); |
704 | continue; | |
705 | } | |
706 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
707 | fgetpos(f, &off); | |
708 | continue; | |
709 | } | |
e9c047a0 JA |
710 | if (!check_int(p, "create_serialize", &il)) { |
711 | td->create_serialize = il; | |
ebac4655 JA |
712 | fgetpos(f, &off); |
713 | continue; | |
714 | } | |
e9c047a0 JA |
715 | if (!check_int(p, "create_fsync", &il)) { |
716 | td->create_fsync = il; | |
ebac4655 JA |
717 | fgetpos(f, &off); |
718 | continue; | |
719 | } | |
e9c047a0 JA |
720 | if (!check_int(p, "end_fsync", &il)) { |
721 | td->end_fsync = il; | |
fc1a4713 JA |
722 | fgetpos(f, &off); |
723 | continue; | |
724 | } | |
ebac4655 JA |
725 | if (!check_int(p, "loops", &td->loops)) { |
726 | fgetpos(f, &off); | |
727 | continue; | |
728 | } | |
729 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
730 | fgetpos(f, &off); | |
731 | continue; | |
732 | } | |
e9c047a0 JA |
733 | if (!check_int(p, "overwrite", &il)) { |
734 | td->overwrite = il; | |
ebac4655 JA |
735 | fgetpos(f, &off); |
736 | continue; | |
737 | } | |
a6ccc7be JA |
738 | if (!check_int(p, "rwmixcycle", &td->rwmixcycle)) { |
739 | fgetpos(f, &off); | |
740 | continue; | |
741 | } | |
742 | if (!check_int(p, "rwmixread", &il)) { | |
743 | if (il > 100) | |
744 | il = 100; | |
745 | td->rwmixread = il; | |
746 | fgetpos(f, &off); | |
747 | continue; | |
748 | } | |
749 | if (!check_int(p, "rwmixwrite", &il)) { | |
750 | if (il > 100) | |
751 | il = 100; | |
752 | td->rwmixread = 100 - il; | |
753 | fgetpos(f, &off); | |
754 | continue; | |
755 | } | |
b6f4d880 JA |
756 | if (!check_int(p, "nice", &td->nice)) { |
757 | fgetpos(f, &off); | |
758 | continue; | |
759 | } | |
ebac4655 JA |
760 | if (!check_range(p, "bsrange", &ul1, &ul2)) { |
761 | if (ul1 > ul2) { | |
762 | td->max_bs = ul1; | |
763 | td->min_bs = ul2; | |
764 | } else { | |
765 | td->max_bs = ul2; | |
766 | td->min_bs = ul1; | |
767 | } | |
768 | fgetpos(f, &off); | |
769 | continue; | |
770 | } | |
771 | if (!check_strcnv(p, "bs", &ull)) { | |
772 | td->bs = ull; | |
773 | fgetpos(f, &off); | |
774 | continue; | |
775 | } | |
776 | if (!check_strcnv(p, "size", &td->file_size)) { | |
777 | fgetpos(f, &off); | |
778 | continue; | |
779 | } | |
780 | if (!check_strcnv(p, "offset", &td->file_offset)) { | |
781 | fgetpos(f, &off); | |
20dc95c4 JA |
782 | continue; |
783 | } | |
784 | if (!check_strcnv(p, "zonesize", &td->zone_size)) { | |
785 | fgetpos(f, &off); | |
786 | continue; | |
787 | } | |
788 | if (!check_strcnv(p, "zoneskip", &td->zone_skip)) { | |
789 | fgetpos(f, &off); | |
ebac4655 JA |
790 | continue; |
791 | } | |
c04f7ec3 JA |
792 | if (!check_strcnv(p, "lockmem", &mlock_size)) { |
793 | fgetpos(f, &off); | |
794 | continue; | |
795 | } | |
ef899b63 JA |
796 | if (!check_strstore(p, "directory", tmpbuf)) { |
797 | td->directory = strdup(tmpbuf); | |
ebac4655 JA |
798 | fgetpos(f, &off); |
799 | continue; | |
800 | } | |
01452055 JA |
801 | if (!check_strstore(p, "name", tmpbuf)) { |
802 | snprintf(td->name, sizeof(td->name)-1, "%s%d", tmpbuf, td->thread_number); | |
803 | fgetpos(f, &off); | |
804 | continue; | |
805 | } | |
ebac4655 JA |
806 | if (!check_str(p, "mem", str_mem_cb, td)) { |
807 | fgetpos(f, &off); | |
808 | continue; | |
809 | } | |
810 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
811 | fgetpos(f, &off); | |
812 | continue; | |
813 | } | |
814 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
815 | fgetpos(f, &off); | |
816 | continue; | |
817 | } | |
818 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
819 | fgetpos(f, &off); | |
820 | continue; | |
821 | } | |
822 | if (!check_strset(p, "create")) { | |
823 | td->create_file = 1; | |
824 | fgetpos(f, &off); | |
825 | continue; | |
826 | } | |
827 | if (!check_strset(p, "exitall")) { | |
828 | exitall_on_terminate = 1; | |
829 | fgetpos(f, &off); | |
830 | continue; | |
831 | } | |
832 | if (!check_strset(p, "stonewall")) { | |
833 | td->stonewall = 1; | |
834 | fgetpos(f, &off); | |
835 | continue; | |
836 | } | |
837 | if (!check_strset(p, "thread")) { | |
838 | td->use_thread = 1; | |
839 | fgetpos(f, &off); | |
840 | continue; | |
841 | } | |
80b9feb0 | 842 | if (!check_strstore(p, "iolog", tmpbuf)) { |
4f693b9d JA |
843 | if (td->write_iolog) { |
844 | fprintf(stderr, "fio: read iolog overrides given write_iolog\n"); | |
af8c0b4f | 845 | free(td->iolog_file); |
4f693b9d JA |
846 | td->write_iolog = 0; |
847 | } | |
80b9feb0 | 848 | td->iolog_file = strdup(tmpbuf); |
843a7413 | 849 | td->read_iolog = 1; |
843a7413 JA |
850 | fgetpos(f, &off); |
851 | continue; | |
852 | } | |
af8c0b4f JA |
853 | if (!check_strstore(p, "write_iolog", tmpbuf)) { |
854 | if (!td->read_iolog) { | |
855 | td->iolog_file = strdup(tmpbuf); | |
856 | td->write_iolog = 1; | |
4f693b9d JA |
857 | } else |
858 | fprintf(stderr, "fio: read iolog overrides given write_iolog\n"); | |
aea47d44 JA |
859 | fgetpos(f, &off); |
860 | continue; | |
861 | } | |
80b9feb0 JA |
862 | if (!check_strstore(p, "exec_prerun", tmpbuf)) { |
863 | td->exec_prerun = strdup(tmpbuf); | |
4e0ba8af JA |
864 | fgetpos(f, &off); |
865 | continue; | |
866 | } | |
80b9feb0 JA |
867 | if (!check_strstore(p, "exec_postrun", tmpbuf)) { |
868 | td->exec_postrun = strdup(tmpbuf); | |
4e0ba8af JA |
869 | fgetpos(f, &off); |
870 | continue; | |
871 | } | |
80b9feb0 | 872 | if (!check_strstore(p, "ioscheduler", tmpbuf)) { |
22f78b32 JA |
873 | #ifndef FIO_HAVE_IOSCHED_SWITCH |
874 | fprintf(stderr, "io scheduler switching not available\n"); | |
875 | ret = 1; | |
876 | break; | |
877 | #else | |
80b9feb0 | 878 | td->ioscheduler = strdup(tmpbuf); |
da86774e JA |
879 | fgetpos(f, &off); |
880 | continue; | |
22f78b32 | 881 | #endif |
da86774e | 882 | } |
ebac4655 | 883 | |
45410acb JA |
884 | /* |
885 | * Don't break here, continue parsing options so we | |
886 | * dump all the bad ones. Makes trial/error fixups | |
887 | * easier on the user. | |
888 | */ | |
ebac4655 | 889 | printf("Client%d: bad option %s\n",td->thread_number,p); |
45410acb | 890 | ret = 1; |
ebac4655 | 891 | } |
ebac4655 | 892 | |
45410acb JA |
893 | if (!ret) { |
894 | fsetpos(f, &off); | |
895 | ret = add_job(td, name, 0); | |
896 | } | |
897 | if (ret) | |
898 | break; | |
ebac4655 JA |
899 | } |
900 | ||
901 | free(string); | |
902 | free(name); | |
ef899b63 | 903 | free(tmpbuf); |
ebac4655 | 904 | fclose(f); |
45410acb | 905 | return ret; |
ebac4655 JA |
906 | } |
907 | ||
908 | static int fill_def_thread(void) | |
909 | { | |
910 | memset(&def_thread, 0, sizeof(def_thread)); | |
911 | ||
912 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
913 | perror("sched_getaffinity"); | |
914 | return 1; | |
915 | } | |
916 | ||
917 | /* | |
918 | * fill globals | |
919 | */ | |
920 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 921 | def_thread.iomix = 0; |
ebac4655 JA |
922 | def_thread.bs = DEF_BS; |
923 | def_thread.min_bs = -1; | |
924 | def_thread.max_bs = -1; | |
925 | def_thread.io_engine = DEF_IO_ENGINE; | |
926 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
927 | def_thread.odirect = DEF_ODIRECT; | |
928 | def_thread.ratecycle = DEF_RATE_CYCLE; | |
929 | def_thread.sequential = DEF_SEQUENTIAL; | |
930 | def_thread.timeout = DEF_TIMEOUT; | |
931 | def_thread.create_file = DEF_CREATE; | |
932 | def_thread.overwrite = DEF_OVERWRITE; | |
933 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
934 | def_thread.sync_io = DEF_SYNCIO; | |
935 | def_thread.mem_type = MEM_MALLOC; | |
936 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
937 | def_thread.create_serialize = DEF_CREATE_SER; | |
938 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
939 | def_thread.loops = DEF_LOOPS; | |
940 | def_thread.verify = DEF_VERIFY; | |
941 | def_thread.stonewall = DEF_STONEWALL; | |
942 | def_thread.numjobs = DEF_NUMJOBS; | |
943 | def_thread.use_thread = DEF_USE_THREAD; | |
a6ccc7be JA |
944 | def_thread.rwmixcycle = DEF_RWMIX_CYCLE; |
945 | def_thread.rwmixread = DEF_RWMIX_READ; | |
b6f4d880 | 946 | def_thread.nice = DEF_NICE; |
ebac4655 JA |
947 | #ifdef FIO_HAVE_DISK_UTIL |
948 | def_thread.do_disk_util = 1; | |
949 | #endif | |
950 | ||
951 | return 0; | |
952 | } | |
953 | ||
4785f995 JA |
954 | static void usage(char *name) |
955 | { | |
956 | printf("%s\n", fio_version_string); | |
957 | printf("\t-s IO is sequential\n"); | |
958 | printf("\t-b Block size in KiB for each IO\n"); | |
959 | printf("\t-t Runtime in seconds\n"); | |
960 | printf("\t-R Exit all threads on failure to meet rate goal\n"); | |
961 | printf("\t-o Use O_DIRECT\n"); | |
962 | printf("\t-l Generate per-job latency logs\n"); | |
963 | printf("\t-w Generate per-job bandwidth logs\n"); | |
964 | printf("\t-f Job file (Required)\n"); | |
965 | printf("\t-v Print version info and exit\n"); | |
966 | } | |
967 | ||
ebac4655 JA |
968 | static void parse_cmd_line(int argc, char *argv[]) |
969 | { | |
970 | int c; | |
971 | ||
4785f995 | 972 | while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvh")) != EOF) { |
ebac4655 JA |
973 | switch (c) { |
974 | case 's': | |
975 | def_thread.sequential = !!atoi(optarg); | |
976 | break; | |
977 | case 'b': | |
978 | def_thread.bs = atoi(optarg); | |
979 | def_thread.bs <<= 10; | |
980 | if (!def_thread.bs) { | |
981 | printf("bad block size\n"); | |
982 | def_thread.bs = DEF_BS; | |
983 | } | |
984 | break; | |
985 | case 't': | |
986 | def_thread.timeout = atoi(optarg); | |
987 | break; | |
988 | case 'r': | |
989 | repeatable = !!atoi(optarg); | |
990 | break; | |
991 | case 'R': | |
992 | rate_quit = !!atoi(optarg); | |
993 | break; | |
994 | case 'o': | |
995 | def_thread.odirect = !!atoi(optarg); | |
996 | break; | |
997 | case 'f': | |
998 | ini_file = strdup(optarg); | |
999 | break; | |
1000 | case 'l': | |
1001 | write_lat_log = 1; | |
1002 | break; | |
1003 | case 'w': | |
1004 | write_bw_log = 1; | |
1005 | break; | |
4785f995 JA |
1006 | case 'h': |
1007 | usage(argv[0]); | |
1008 | exit(0); | |
ebac4655 JA |
1009 | case 'v': |
1010 | printf("%s\n", fio_version_string); | |
1011 | exit(0); | |
1012 | } | |
1013 | } | |
c9fad893 JA |
1014 | |
1015 | if (!ini_file && argc > 1 && argv[argc - 1][0] != '-') | |
1016 | ini_file = strdup(argv[argc - 1]); | |
ebac4655 JA |
1017 | } |
1018 | ||
1019 | static void free_shm(void) | |
1020 | { | |
1021 | struct shmid_ds sbuf; | |
1022 | ||
1023 | if (threads) { | |
1024 | shmdt(threads); | |
1025 | threads = NULL; | |
1026 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1027 | } | |
1028 | } | |
1029 | ||
1030 | static int setup_thread_area(void) | |
1031 | { | |
1032 | /* | |
1033 | * 1024 is too much on some machines, scale max_jobs if | |
1034 | * we get a failure that looks like too large a shm segment | |
1035 | */ | |
1036 | do { | |
1037 | int s = max_jobs * sizeof(struct thread_data); | |
1038 | ||
1039 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1040 | if (shm_id != -1) | |
1041 | break; | |
1042 | if (errno != EINVAL) { | |
1043 | perror("shmget"); | |
1044 | break; | |
1045 | } | |
1046 | ||
1047 | max_jobs >>= 1; | |
1048 | } while (max_jobs); | |
1049 | ||
1050 | if (shm_id == -1) | |
1051 | return 1; | |
1052 | ||
1053 | threads = shmat(shm_id, NULL, 0); | |
1054 | if (threads == (void *) -1) { | |
1055 | perror("shmat"); | |
1056 | return 1; | |
1057 | } | |
1058 | ||
1059 | atexit(free_shm); | |
1060 | return 0; | |
1061 | } | |
1062 | ||
1063 | int parse_options(int argc, char *argv[]) | |
1064 | { | |
1065 | if (setup_thread_area()) | |
1066 | return 1; | |
1067 | if (fill_def_thread()) | |
1068 | return 1; | |
1069 | ||
1070 | parse_cmd_line(argc, argv); | |
1071 | ||
1072 | if (!ini_file) { | |
1073 | printf("Need job file\n"); | |
4785f995 | 1074 | usage(argv[0]); |
ebac4655 JA |
1075 | return 1; |
1076 | } | |
1077 | ||
07261983 | 1078 | if (parse_jobs_ini(ini_file)) |
ebac4655 JA |
1079 | return 1; |
1080 | ||
1081 | return 0; | |
1082 | } |