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++]; | |
4ae3f763 JA |
68 | if (parent) |
69 | *td = *parent; | |
70 | else | |
71 | memset(td, 0, sizeof(*td)); | |
ebac4655 JA |
72 | |
73 | td->fd = -1; | |
74 | td->thread_number = thread_number; | |
75 | ||
76 | td->ddir = parent->ddir; | |
77 | td->ioprio = parent->ioprio; | |
78 | td->sequential = parent->sequential; | |
79 | td->bs = parent->bs; | |
80 | td->min_bs = parent->min_bs; | |
81 | td->max_bs = parent->max_bs; | |
82 | td->odirect = parent->odirect; | |
83 | td->thinktime = parent->thinktime; | |
84 | td->fsync_blocks = parent->fsync_blocks; | |
85 | td->start_delay = parent->start_delay; | |
86 | td->timeout = parent->timeout; | |
87 | td->io_engine = parent->io_engine; | |
88 | td->create_file = parent->create_file; | |
89 | td->overwrite = parent->overwrite; | |
90 | td->invalidate_cache = parent->invalidate_cache; | |
91 | td->file_size = parent->file_size; | |
92 | td->file_offset = parent->file_offset; | |
20dc95c4 JA |
93 | td->zone_size = parent->zone_size; |
94 | td->zone_skip = parent->zone_skip; | |
ebac4655 JA |
95 | td->rate = parent->rate; |
96 | td->ratemin = parent->ratemin; | |
97 | td->ratecycle = parent->ratecycle; | |
98 | td->iodepth = parent->iodepth; | |
99 | td->sync_io = parent->sync_io; | |
100 | td->mem_type = parent->mem_type; | |
101 | td->bw_avg_time = parent->bw_avg_time; | |
102 | td->create_serialize = parent->create_serialize; | |
103 | td->create_fsync = parent->create_fsync; | |
104 | td->loops = parent->loops; | |
105 | td->verify = parent->verify; | |
106 | td->stonewall = parent->stonewall; | |
107 | td->numjobs = parent->numjobs; | |
108 | td->use_thread = parent->use_thread; | |
109 | td->do_disk_util = parent->do_disk_util; | |
110 | memcpy(&td->cpumask, &parent->cpumask, sizeof(td->cpumask)); | |
111 | strcpy(td->io_engine_name, parent->io_engine_name); | |
112 | ||
113 | return td; | |
114 | } | |
115 | ||
116 | static void put_job(struct thread_data *td) | |
117 | { | |
118 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
119 | thread_number--; | |
120 | } | |
121 | ||
75154845 | 122 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 123 | { |
3d60d1ed JA |
124 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
125 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
126 | struct stat sb; |
127 | int numjobs, ddir; | |
128 | ||
129 | #ifndef FIO_HAVE_LIBAIO | |
130 | if (td->io_engine == FIO_LIBAIO) { | |
131 | fprintf(stderr, "Linux libaio not available\n"); | |
132 | return 1; | |
133 | } | |
134 | #endif | |
135 | #ifndef FIO_HAVE_POSIXAIO | |
136 | if (td->io_engine == FIO_POSIXAIO) { | |
137 | fprintf(stderr, "posix aio not available\n"); | |
138 | return 1; | |
139 | } | |
140 | #endif | |
ebac4655 JA |
141 | |
142 | /* | |
143 | * the def_thread is just for options, it's not a real job | |
144 | */ | |
145 | if (td == &def_thread) | |
146 | return 0; | |
147 | ||
148 | if (td->io_engine & FIO_SYNCIO) | |
149 | td->iodepth = 1; | |
150 | else { | |
151 | if (!td->iodepth) | |
152 | td->iodepth = 1; | |
153 | } | |
154 | ||
20dc95c4 JA |
155 | /* |
156 | * only really works for sequential io for now | |
157 | */ | |
158 | if (td->zone_size && !td->sequential) | |
159 | td->zone_size = 0; | |
160 | ||
ebac4655 | 161 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
162 | if (!stat(jobname, &sb)) { |
163 | if (S_ISBLK(sb.st_mode)) | |
164 | td->filetype = FIO_TYPE_BD; | |
165 | else if (S_ISCHR(sb.st_mode)) | |
166 | td->filetype = FIO_TYPE_CHAR; | |
167 | } | |
ebac4655 JA |
168 | |
169 | if (td->filetype == FIO_TYPE_FILE) { | |
e9c047a0 JA |
170 | char tmp[PATH_MAX]; |
171 | ||
ef899b63 | 172 | if (td->directory && td->directory[0] != '\0') |
e9c047a0 | 173 | sprintf(tmp, "%s/%s.%d", td->directory, jobname, td->jobnum); |
ebac4655 | 174 | else |
e9c047a0 JA |
175 | sprintf(tmp, "%s.%d", jobname, td->jobnum); |
176 | td->file_name = strdup(tmp); | |
ebac4655 | 177 | } else |
e9c047a0 | 178 | td->file_name = strdup(jobname); |
ebac4655 | 179 | |
bbfd6b00 | 180 | fio_sem_init(&td->mutex, 0); |
ebac4655 JA |
181 | |
182 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
183 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
184 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
185 | ||
186 | if (td->min_bs == -1U) | |
187 | td->min_bs = td->bs; | |
188 | if (td->max_bs == -1U) | |
189 | td->max_bs = td->bs; | |
3d60d1ed | 190 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
191 | td->verify = 0; |
192 | ||
193 | if (td->stonewall && td->thread_number > 1) | |
194 | groupid++; | |
195 | ||
196 | td->groupid = groupid; | |
197 | ||
198 | if (setup_rate(td)) | |
199 | goto err; | |
200 | ||
201 | if (write_lat_log) { | |
202 | setup_log(&td->slat_log); | |
203 | setup_log(&td->clat_log); | |
204 | } | |
205 | if (write_bw_log) | |
206 | setup_log(&td->bw_log); | |
207 | ||
01452055 JA |
208 | if (td->name[0] == '\0') |
209 | snprintf(td->name, sizeof(td->name)-1, "client%d", td->thread_number); | |
210 | ||
3d60d1ed | 211 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
75154845 JA |
212 | |
213 | if (!job_add_num) | |
01452055 | 214 | 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 |
215 | else if (job_add_num == 1) |
216 | printf("...\n"); | |
ebac4655 JA |
217 | |
218 | /* | |
219 | * recurse add identical jobs, clear numjobs and stonewall options | |
220 | * as they don't apply to sub-jobs | |
221 | */ | |
222 | numjobs = td->numjobs; | |
223 | while (--numjobs) { | |
224 | struct thread_data *td_new = get_new_job(0, td); | |
225 | ||
226 | if (!td_new) | |
227 | goto err; | |
228 | ||
229 | td_new->numjobs = 1; | |
230 | td_new->stonewall = 0; | |
eba09dd3 | 231 | td_new->jobnum = numjobs; |
75154845 | 232 | job_add_num = numjobs - 1; |
ebac4655 | 233 | |
75154845 | 234 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
235 | goto err; |
236 | } | |
237 | return 0; | |
238 | err: | |
239 | put_job(td); | |
240 | return -1; | |
241 | } | |
242 | ||
243 | int init_random_state(struct thread_data *td) | |
244 | { | |
a6ccc7be | 245 | unsigned long seeds[4]; |
ebac4655 JA |
246 | int fd, num_maps, blocks; |
247 | ||
1ac267bb | 248 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
249 | if (fd == -1) { |
250 | td_verror(td, errno); | |
251 | return 1; | |
252 | } | |
253 | ||
a6ccc7be | 254 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
ebac4655 JA |
255 | td_verror(td, EIO); |
256 | close(fd); | |
257 | return 1; | |
258 | } | |
259 | ||
260 | close(fd); | |
261 | ||
6dfd46b9 JA |
262 | os_random_seed(seeds[0], &td->bsrange_state); |
263 | os_random_seed(seeds[1], &td->verify_state); | |
264 | os_random_seed(seeds[2], &td->rwmix_state); | |
ebac4655 JA |
265 | |
266 | if (td->sequential) | |
267 | return 0; | |
268 | ||
269 | if (repeatable) | |
a6ccc7be | 270 | seeds[3] = DEF_RANDSEED; |
ebac4655 JA |
271 | |
272 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
273 | num_maps = blocks / BLOCKS_PER_MAP; | |
274 | td->file_map = malloc(num_maps * sizeof(long)); | |
275 | td->num_maps = num_maps; | |
276 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
277 | ||
6dfd46b9 | 278 | os_random_seed(seeds[3], &td->random_state); |
ebac4655 JA |
279 | return 0; |
280 | } | |
281 | ||
282 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
283 | { | |
284 | #ifdef FIO_HAVE_CPU_AFFINITY | |
285 | unsigned int i; | |
286 | ||
287 | CPU_ZERO(&cpumask); | |
288 | ||
289 | for (i = 0; i < sizeof(int) * 8; i++) { | |
290 | if ((1 << i) & cpu) | |
291 | CPU_SET(i, &cpumask); | |
292 | } | |
293 | #endif | |
294 | } | |
295 | ||
296 | static unsigned long get_mult(char c) | |
297 | { | |
298 | switch (c) { | |
299 | case 'k': | |
300 | case 'K': | |
301 | return 1024; | |
302 | case 'm': | |
303 | case 'M': | |
304 | return 1024 * 1024; | |
305 | case 'g': | |
306 | case 'G': | |
307 | return 1024 * 1024 * 1024; | |
308 | default: | |
309 | return 1; | |
310 | } | |
311 | } | |
312 | ||
313 | /* | |
314 | * convert string after '=' into decimal value, noting any size suffix | |
315 | */ | |
316 | static int str_cnv(char *p, unsigned long long *val) | |
317 | { | |
318 | char *str; | |
319 | int len; | |
320 | ||
f5d3e5ec | 321 | str = strchr(p, '='); |
ebac4655 JA |
322 | if (!str) |
323 | return 1; | |
324 | ||
325 | str++; | |
326 | len = strlen(str); | |
327 | ||
328 | *val = strtoul(str, NULL, 10); | |
329 | if (*val == ULONG_MAX && errno == ERANGE) | |
330 | return 1; | |
331 | ||
9d0d4247 | 332 | *val *= get_mult(str[len - 1]); |
ebac4655 JA |
333 | return 0; |
334 | } | |
335 | ||
336 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
337 | { | |
20dc95c4 | 338 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
339 | return 1; |
340 | ||
341 | return str_cnv(p, val); | |
342 | } | |
343 | ||
344 | static void strip_blank_front(char **p) | |
345 | { | |
346 | char *s = *p; | |
347 | ||
4ae3f763 | 348 | while (isspace(*s)) |
ebac4655 JA |
349 | s++; |
350 | } | |
351 | ||
352 | static void strip_blank_end(char *p) | |
353 | { | |
4ae3f763 | 354 | char *s = p + strlen(p) - 1; |
ebac4655 | 355 | |
4ae3f763 JA |
356 | while (isspace(*s) || iscntrl(*s)) |
357 | s--; | |
aea47d44 | 358 | |
4ae3f763 | 359 | *(s + 1) = '\0'; |
aea47d44 JA |
360 | } |
361 | ||
ebac4655 JA |
362 | typedef int (str_cb_fn)(struct thread_data *, char *); |
363 | ||
364 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
365 | { | |
843a7413 | 366 | char *s; |
ebac4655 | 367 | |
843a7413 JA |
368 | if (strncmp(p, name, strlen(name))) |
369 | return 1; | |
370 | ||
371 | s = strstr(p, name); | |
ebac4655 JA |
372 | if (!s) |
373 | return 1; | |
374 | ||
f5d3e5ec | 375 | s = strchr(s, '='); |
ebac4655 JA |
376 | if (!s) |
377 | return 1; | |
378 | ||
379 | s++; | |
380 | strip_blank_front(&s); | |
381 | return cb(td, s); | |
382 | } | |
383 | ||
384 | static int check_strstore(char *p, char *name, char *dest) | |
385 | { | |
843a7413 | 386 | char *s; |
ebac4655 | 387 | |
843a7413 JA |
388 | if (strncmp(p, name, strlen(name))) |
389 | return 1; | |
390 | ||
391 | s = strstr(p, name); | |
ebac4655 JA |
392 | if (!s) |
393 | return 1; | |
394 | ||
f5d3e5ec | 395 | s = strchr(p, '='); |
ebac4655 JA |
396 | if (!s) |
397 | return 1; | |
398 | ||
399 | s++; | |
400 | strip_blank_front(&s); | |
401 | ||
402 | strcpy(dest, s); | |
ebac4655 JA |
403 | return 0; |
404 | } | |
405 | ||
01617be6 | 406 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 407 | { |
01617be6 | 408 | char suffix; |
ebac4655 | 409 | |
01617be6 JA |
410 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
411 | *val *= get_mult(suffix); | |
ebac4655 JA |
412 | return 0; |
413 | } | |
414 | ||
01617be6 | 415 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 416 | return 0; |
ebac4655 | 417 | |
01617be6 JA |
418 | return 1; |
419 | } | |
420 | ||
421 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
422 | { | |
423 | char option[128]; | |
424 | char *str, *p1, *p2; | |
425 | ||
843a7413 JA |
426 | if (strncmp(p, name, strlen(name))) |
427 | return 1; | |
428 | ||
01617be6 JA |
429 | strcpy(option, p); |
430 | p = option; | |
431 | ||
432 | str = strstr(p, name); | |
433 | if (!str) | |
434 | return 1; | |
ebac4655 | 435 | |
01617be6 JA |
436 | p += strlen(name); |
437 | ||
438 | str = strchr(p, '='); | |
439 | if (!str) | |
440 | return 1; | |
441 | ||
442 | /* | |
443 | * 'p' now holds whatever is after the '=' sign | |
444 | */ | |
445 | p1 = str + 1; | |
446 | ||
447 | /* | |
448 | * terminate p1 at the '-' sign | |
449 | */ | |
450 | p = strchr(p1, '-'); | |
451 | if (!p) | |
452 | return 1; | |
453 | ||
454 | p2 = p + 1; | |
455 | *p = '\0'; | |
456 | ||
457 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
458 | return 0; |
459 | ||
460 | return 1; | |
ebac4655 JA |
461 | } |
462 | ||
463 | static int check_int(char *p, char *name, unsigned int *val) | |
464 | { | |
f5d3e5ec | 465 | char *str; |
ebac4655 | 466 | |
b6754f9d JA |
467 | if (strncmp(p, name, strlen(name))) |
468 | return 1; | |
469 | ||
f5d3e5ec JA |
470 | str = strstr(p, name); |
471 | if (!str) | |
472 | return 1; | |
473 | ||
474 | str = strchr(p, '='); | |
475 | if (!str) | |
476 | return 1; | |
477 | ||
478 | str++; | |
ebac4655 | 479 | |
f5d3e5ec | 480 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
481 | return 0; |
482 | ||
483 | return 1; | |
484 | } | |
485 | ||
486 | static int check_strset(char *p, char *name) | |
487 | { | |
488 | return strncmp(p, name, strlen(name)); | |
489 | } | |
490 | ||
491 | static int is_empty_or_comment(char *line) | |
492 | { | |
493 | unsigned int i; | |
494 | ||
495 | for (i = 0; i < strlen(line); i++) { | |
496 | if (line[i] == ';') | |
497 | return 1; | |
498 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
499 | return 0; | |
500 | } | |
501 | ||
502 | return 1; | |
503 | } | |
504 | ||
505 | static int str_rw_cb(struct thread_data *td, char *mem) | |
506 | { | |
507 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
508 | td->ddir = DDIR_READ; | |
509 | td->sequential = 1; | |
510 | return 0; | |
511 | } else if (!strncmp(mem, "randread", 8)) { | |
512 | td->ddir = DDIR_READ; | |
513 | td->sequential = 0; | |
514 | return 0; | |
515 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
516 | td->ddir = DDIR_WRITE; | |
517 | td->sequential = 1; | |
518 | return 0; | |
519 | } else if (!strncmp(mem, "randwrite", 9)) { | |
520 | td->ddir = DDIR_WRITE; | |
521 | td->sequential = 0; | |
522 | return 0; | |
3d60d1ed JA |
523 | } else if (!strncmp(mem, "rw", 2)) { |
524 | td->ddir = 0; | |
525 | td->iomix = 1; | |
526 | td->sequential = 1; | |
527 | return 0; | |
528 | } else if (!strncmp(mem, "randrw", 6)) { | |
529 | td->ddir = 0; | |
530 | td->iomix = 1; | |
531 | td->sequential = 0; | |
532 | return 0; | |
ebac4655 JA |
533 | } |
534 | ||
07261983 | 535 | fprintf(stderr, "fio: data direction: read, write, randread, randwrite, rw, randrw\n"); |
ebac4655 JA |
536 | return 1; |
537 | } | |
538 | ||
539 | static int str_verify_cb(struct thread_data *td, char *mem) | |
540 | { | |
541 | if (!strncmp(mem, "0", 1)) { | |
542 | td->verify = VERIFY_NONE; | |
543 | return 0; | |
544 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
545 | td->verify = VERIFY_MD5; | |
546 | return 0; | |
547 | } else if (!strncmp(mem, "crc32", 5)) { | |
548 | td->verify = VERIFY_CRC32; | |
549 | return 0; | |
550 | } | |
551 | ||
07261983 | 552 | fprintf(stderr, "fio: verify types: md5, crc32\n"); |
ebac4655 JA |
553 | return 1; |
554 | } | |
555 | ||
556 | static int str_mem_cb(struct thread_data *td, char *mem) | |
557 | { | |
558 | if (!strncmp(mem, "malloc", 6)) { | |
559 | td->mem_type = MEM_MALLOC; | |
560 | return 0; | |
561 | } else if (!strncmp(mem, "shm", 3)) { | |
562 | td->mem_type = MEM_SHM; | |
563 | return 0; | |
564 | } else if (!strncmp(mem, "mmap", 4)) { | |
565 | td->mem_type = MEM_MMAP; | |
566 | return 0; | |
567 | } | |
568 | ||
07261983 | 569 | fprintf(stderr, "fio: mem type: malloc, shm, mmap\n"); |
ebac4655 JA |
570 | return 1; |
571 | } | |
572 | ||
573 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
574 | { | |
575 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
576 | !strncmp(str, "libaio", 6)) { | |
577 | strcpy(td->io_engine_name, "libaio"); | |
578 | td->io_engine = FIO_LIBAIO; | |
579 | return 0; | |
580 | } else if (!strncmp(str, "posixaio", 8)) { | |
581 | strcpy(td->io_engine_name, "posixaio"); | |
582 | td->io_engine = FIO_POSIXAIO; | |
583 | return 0; | |
584 | } else if (!strncmp(str, "sync", 4)) { | |
585 | strcpy(td->io_engine_name, "sync"); | |
586 | td->io_engine = FIO_SYNCIO; | |
587 | return 0; | |
588 | } else if (!strncmp(str, "mmap", 4)) { | |
589 | strcpy(td->io_engine_name, "mmap"); | |
590 | td->io_engine = FIO_MMAPIO; | |
591 | return 0; | |
592 | } else if (!strncmp(str, "sgio", 4)) { | |
593 | strcpy(td->io_engine_name, "sgio"); | |
594 | td->io_engine = FIO_SGIO; | |
595 | return 0; | |
8756e4d4 JA |
596 | } else if (!strncmp(str, "splice", 6)) { |
597 | strcpy(td->io_engine_name, "splice"); | |
598 | td->io_engine = FIO_SPLICEIO; | |
599 | return 0; | |
ebac4655 JA |
600 | } |
601 | ||
07261983 | 602 | fprintf(stderr, "fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice\n"); |
ebac4655 JA |
603 | return 1; |
604 | } | |
605 | ||
07261983 JA |
606 | /* |
607 | * This is our [ini] type file parser. | |
608 | */ | |
ebac4655 JA |
609 | int parse_jobs_ini(char *file) |
610 | { | |
a6ccc7be | 611 | unsigned int prioclass, prio, cpu, global, il; |
ebac4655 JA |
612 | unsigned long long ull; |
613 | unsigned long ul1, ul2; | |
614 | struct thread_data *td; | |
ef899b63 | 615 | char *string, *name, *tmpbuf; |
ebac4655 JA |
616 | fpos_t off; |
617 | FILE *f; | |
618 | char *p; | |
45410acb | 619 | int ret = 0; |
ebac4655 JA |
620 | |
621 | f = fopen(file, "r"); | |
622 | if (!f) { | |
aea47d44 | 623 | perror("fopen job file"); |
ebac4655 JA |
624 | return 1; |
625 | } | |
626 | ||
627 | string = malloc(4096); | |
628 | name = malloc(256); | |
ef899b63 | 629 | tmpbuf = malloc(4096); |
ebac4655 JA |
630 | |
631 | while ((p = fgets(string, 4096, f)) != NULL) { | |
45410acb JA |
632 | if (ret) |
633 | break; | |
ebac4655 JA |
634 | if (is_empty_or_comment(p)) |
635 | continue; | |
636 | if (sscanf(p, "[%s]", name) != 1) | |
637 | continue; | |
638 | ||
639 | global = !strncmp(name, "global", 6); | |
640 | ||
641 | name[strlen(name) - 1] = '\0'; | |
642 | ||
643 | td = get_new_job(global, &def_thread); | |
45410acb JA |
644 | if (!td) { |
645 | ret = 1; | |
646 | break; | |
647 | } | |
ebac4655 | 648 | |
ebac4655 JA |
649 | fgetpos(f, &off); |
650 | while ((p = fgets(string, 4096, f)) != NULL) { | |
651 | if (is_empty_or_comment(p)) | |
652 | continue; | |
653 | if (strstr(p, "[")) | |
654 | break; | |
b6754f9d | 655 | strip_blank_front(&p); |
4ae3f763 | 656 | strip_blank_end(p); |
aea47d44 | 657 | |
ebac4655 JA |
658 | if (!check_int(p, "prio", &prio)) { |
659 | #ifndef FIO_HAVE_IOPRIO | |
660 | fprintf(stderr, "io priorities not available\n"); | |
45410acb JA |
661 | ret = 1; |
662 | break; | |
ebac4655 | 663 | #endif |
8756e4d4 | 664 | td->ioprio |= prio; |
ebac4655 JA |
665 | fgetpos(f, &off); |
666 | continue; | |
667 | } | |
668 | if (!check_int(p, "prioclass", &prioclass)) { | |
669 | #ifndef FIO_HAVE_IOPRIO | |
670 | fprintf(stderr, "io priorities not available\n"); | |
45410acb JA |
671 | ret = 1; |
672 | break; | |
5c4e1dbc | 673 | #else |
8756e4d4 | 674 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
675 | fgetpos(f, &off); |
676 | continue; | |
5c4e1dbc | 677 | #endif |
ebac4655 | 678 | } |
e9c047a0 JA |
679 | if (!check_int(p, "direct", &il)) { |
680 | td->odirect = il; | |
ebac4655 JA |
681 | fgetpos(f, &off); |
682 | continue; | |
683 | } | |
684 | if (!check_int(p, "rate", &td->rate)) { | |
685 | fgetpos(f, &off); | |
686 | continue; | |
687 | } | |
688 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
689 | fgetpos(f, &off); | |
690 | continue; | |
691 | } | |
692 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
693 | fgetpos(f, &off); | |
694 | continue; | |
695 | } | |
696 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
697 | fgetpos(f, &off); | |
698 | continue; | |
699 | } | |
700 | if (!check_int(p, "cpumask", &cpu)) { | |
701 | #ifndef FIO_HAVE_CPU_AFFINITY | |
702 | fprintf(stderr, "cpu affinity not available\n"); | |
45410acb JA |
703 | ret = 1; |
704 | break; | |
ebac4655 JA |
705 | #endif |
706 | fill_cpu_mask(td->cpumask, cpu); | |
707 | fgetpos(f, &off); | |
708 | continue; | |
709 | } | |
710 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
711 | fgetpos(f, &off); | |
fc1a4713 | 712 | td->end_fsync = 1; |
ebac4655 JA |
713 | continue; |
714 | } | |
715 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
716 | fgetpos(f, &off); | |
717 | continue; | |
718 | } | |
719 | if (!check_int(p, "timeout", &td->timeout)) { | |
720 | fgetpos(f, &off); | |
721 | continue; | |
722 | } | |
e9c047a0 JA |
723 | if (!check_int(p, "invalidate", &il)) { |
724 | td->invalidate_cache = il; | |
ebac4655 JA |
725 | fgetpos(f, &off); |
726 | continue; | |
727 | } | |
728 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
729 | fgetpos(f, &off); | |
730 | continue; | |
731 | } | |
e9c047a0 JA |
732 | if (!check_int(p, "sync", &il)) { |
733 | td->sync_io = il; | |
ebac4655 JA |
734 | fgetpos(f, &off); |
735 | continue; | |
736 | } | |
737 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
738 | fgetpos(f, &off); | |
739 | continue; | |
740 | } | |
e9c047a0 JA |
741 | if (!check_int(p, "create_serialize", &il)) { |
742 | td->create_serialize = il; | |
ebac4655 JA |
743 | fgetpos(f, &off); |
744 | continue; | |
745 | } | |
e9c047a0 JA |
746 | if (!check_int(p, "create_fsync", &il)) { |
747 | td->create_fsync = il; | |
ebac4655 JA |
748 | fgetpos(f, &off); |
749 | continue; | |
750 | } | |
e9c047a0 JA |
751 | if (!check_int(p, "end_fsync", &il)) { |
752 | td->end_fsync = il; | |
fc1a4713 JA |
753 | fgetpos(f, &off); |
754 | continue; | |
755 | } | |
ebac4655 JA |
756 | if (!check_int(p, "loops", &td->loops)) { |
757 | fgetpos(f, &off); | |
758 | continue; | |
759 | } | |
760 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
761 | fgetpos(f, &off); | |
762 | continue; | |
763 | } | |
e9c047a0 JA |
764 | if (!check_int(p, "overwrite", &il)) { |
765 | td->overwrite = il; | |
ebac4655 JA |
766 | fgetpos(f, &off); |
767 | continue; | |
768 | } | |
a6ccc7be JA |
769 | if (!check_int(p, "rwmixcycle", &td->rwmixcycle)) { |
770 | fgetpos(f, &off); | |
771 | continue; | |
772 | } | |
773 | if (!check_int(p, "rwmixread", &il)) { | |
774 | if (il > 100) | |
775 | il = 100; | |
776 | td->rwmixread = il; | |
777 | fgetpos(f, &off); | |
778 | continue; | |
779 | } | |
780 | if (!check_int(p, "rwmixwrite", &il)) { | |
781 | if (il > 100) | |
782 | il = 100; | |
783 | td->rwmixread = 100 - il; | |
784 | fgetpos(f, &off); | |
785 | continue; | |
786 | } | |
b6f4d880 JA |
787 | if (!check_int(p, "nice", &td->nice)) { |
788 | fgetpos(f, &off); | |
789 | continue; | |
790 | } | |
ebac4655 JA |
791 | if (!check_range(p, "bsrange", &ul1, &ul2)) { |
792 | if (ul1 > ul2) { | |
793 | td->max_bs = ul1; | |
794 | td->min_bs = ul2; | |
795 | } else { | |
796 | td->max_bs = ul2; | |
797 | td->min_bs = ul1; | |
798 | } | |
799 | fgetpos(f, &off); | |
800 | continue; | |
801 | } | |
802 | if (!check_strcnv(p, "bs", &ull)) { | |
803 | td->bs = ull; | |
804 | fgetpos(f, &off); | |
805 | continue; | |
806 | } | |
807 | if (!check_strcnv(p, "size", &td->file_size)) { | |
808 | fgetpos(f, &off); | |
809 | continue; | |
810 | } | |
811 | if (!check_strcnv(p, "offset", &td->file_offset)) { | |
812 | fgetpos(f, &off); | |
20dc95c4 JA |
813 | continue; |
814 | } | |
815 | if (!check_strcnv(p, "zonesize", &td->zone_size)) { | |
816 | fgetpos(f, &off); | |
817 | continue; | |
818 | } | |
819 | if (!check_strcnv(p, "zoneskip", &td->zone_skip)) { | |
820 | fgetpos(f, &off); | |
ebac4655 JA |
821 | continue; |
822 | } | |
c04f7ec3 JA |
823 | if (!check_strcnv(p, "lockmem", &mlock_size)) { |
824 | fgetpos(f, &off); | |
825 | continue; | |
826 | } | |
ef899b63 JA |
827 | if (!check_strstore(p, "directory", tmpbuf)) { |
828 | td->directory = strdup(tmpbuf); | |
ebac4655 JA |
829 | fgetpos(f, &off); |
830 | continue; | |
831 | } | |
01452055 JA |
832 | if (!check_strstore(p, "name", tmpbuf)) { |
833 | snprintf(td->name, sizeof(td->name)-1, "%s%d", tmpbuf, td->thread_number); | |
834 | fgetpos(f, &off); | |
835 | continue; | |
836 | } | |
ebac4655 JA |
837 | if (!check_str(p, "mem", str_mem_cb, td)) { |
838 | fgetpos(f, &off); | |
839 | continue; | |
840 | } | |
841 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
842 | fgetpos(f, &off); | |
843 | continue; | |
844 | } | |
845 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
846 | fgetpos(f, &off); | |
847 | continue; | |
848 | } | |
849 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
850 | fgetpos(f, &off); | |
851 | continue; | |
852 | } | |
853 | if (!check_strset(p, "create")) { | |
854 | td->create_file = 1; | |
855 | fgetpos(f, &off); | |
856 | continue; | |
857 | } | |
858 | if (!check_strset(p, "exitall")) { | |
859 | exitall_on_terminate = 1; | |
860 | fgetpos(f, &off); | |
861 | continue; | |
862 | } | |
863 | if (!check_strset(p, "stonewall")) { | |
864 | td->stonewall = 1; | |
865 | fgetpos(f, &off); | |
866 | continue; | |
867 | } | |
868 | if (!check_strset(p, "thread")) { | |
869 | td->use_thread = 1; | |
870 | fgetpos(f, &off); | |
871 | continue; | |
872 | } | |
80b9feb0 JA |
873 | if (!check_strstore(p, "iolog", tmpbuf)) { |
874 | td->iolog_file = strdup(tmpbuf); | |
843a7413 JA |
875 | td->read_iolog = 1; |
876 | td->write_iolog = 0; | |
877 | fgetpos(f, &off); | |
878 | continue; | |
879 | } | |
880 | if (!td->read_iolog && | |
80b9feb0 JA |
881 | !check_strstore(p, "write_iolog", tmpbuf)) { |
882 | td->iolog_file = strdup(tmpbuf); | |
843a7413 | 883 | td->write_iolog = 1; |
aea47d44 JA |
884 | fgetpos(f, &off); |
885 | continue; | |
886 | } | |
80b9feb0 JA |
887 | if (!check_strstore(p, "exec_prerun", tmpbuf)) { |
888 | td->exec_prerun = strdup(tmpbuf); | |
4e0ba8af JA |
889 | fgetpos(f, &off); |
890 | continue; | |
891 | } | |
80b9feb0 JA |
892 | if (!check_strstore(p, "exec_postrun", tmpbuf)) { |
893 | td->exec_postrun = strdup(tmpbuf); | |
4e0ba8af JA |
894 | fgetpos(f, &off); |
895 | continue; | |
896 | } | |
80b9feb0 | 897 | if (!check_strstore(p, "ioscheduler", tmpbuf)) { |
22f78b32 JA |
898 | #ifndef FIO_HAVE_IOSCHED_SWITCH |
899 | fprintf(stderr, "io scheduler switching not available\n"); | |
900 | ret = 1; | |
901 | break; | |
902 | #else | |
80b9feb0 | 903 | td->ioscheduler = strdup(tmpbuf); |
da86774e JA |
904 | fgetpos(f, &off); |
905 | continue; | |
22f78b32 | 906 | #endif |
da86774e | 907 | } |
ebac4655 | 908 | |
45410acb JA |
909 | /* |
910 | * Don't break here, continue parsing options so we | |
911 | * dump all the bad ones. Makes trial/error fixups | |
912 | * easier on the user. | |
913 | */ | |
ebac4655 | 914 | printf("Client%d: bad option %s\n",td->thread_number,p); |
45410acb | 915 | ret = 1; |
ebac4655 | 916 | } |
ebac4655 | 917 | |
45410acb JA |
918 | if (!ret) { |
919 | fsetpos(f, &off); | |
920 | ret = add_job(td, name, 0); | |
921 | } | |
922 | if (ret) | |
923 | break; | |
ebac4655 JA |
924 | } |
925 | ||
926 | free(string); | |
927 | free(name); | |
ef899b63 | 928 | free(tmpbuf); |
ebac4655 | 929 | fclose(f); |
45410acb | 930 | return ret; |
ebac4655 JA |
931 | } |
932 | ||
933 | static int fill_def_thread(void) | |
934 | { | |
935 | memset(&def_thread, 0, sizeof(def_thread)); | |
936 | ||
937 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
938 | perror("sched_getaffinity"); | |
939 | return 1; | |
940 | } | |
941 | ||
942 | /* | |
943 | * fill globals | |
944 | */ | |
945 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 946 | def_thread.iomix = 0; |
ebac4655 JA |
947 | def_thread.bs = DEF_BS; |
948 | def_thread.min_bs = -1; | |
949 | def_thread.max_bs = -1; | |
950 | def_thread.io_engine = DEF_IO_ENGINE; | |
951 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
952 | def_thread.odirect = DEF_ODIRECT; | |
953 | def_thread.ratecycle = DEF_RATE_CYCLE; | |
954 | def_thread.sequential = DEF_SEQUENTIAL; | |
955 | def_thread.timeout = DEF_TIMEOUT; | |
956 | def_thread.create_file = DEF_CREATE; | |
957 | def_thread.overwrite = DEF_OVERWRITE; | |
958 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
959 | def_thread.sync_io = DEF_SYNCIO; | |
960 | def_thread.mem_type = MEM_MALLOC; | |
961 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
962 | def_thread.create_serialize = DEF_CREATE_SER; | |
963 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
964 | def_thread.loops = DEF_LOOPS; | |
965 | def_thread.verify = DEF_VERIFY; | |
966 | def_thread.stonewall = DEF_STONEWALL; | |
967 | def_thread.numjobs = DEF_NUMJOBS; | |
968 | def_thread.use_thread = DEF_USE_THREAD; | |
a6ccc7be JA |
969 | def_thread.rwmixcycle = DEF_RWMIX_CYCLE; |
970 | def_thread.rwmixread = DEF_RWMIX_READ; | |
b6f4d880 | 971 | def_thread.nice = DEF_NICE; |
ebac4655 JA |
972 | #ifdef FIO_HAVE_DISK_UTIL |
973 | def_thread.do_disk_util = 1; | |
974 | #endif | |
975 | ||
976 | return 0; | |
977 | } | |
978 | ||
4785f995 JA |
979 | static void usage(char *name) |
980 | { | |
981 | printf("%s\n", fio_version_string); | |
982 | printf("\t-s IO is sequential\n"); | |
983 | printf("\t-b Block size in KiB for each IO\n"); | |
984 | printf("\t-t Runtime in seconds\n"); | |
985 | printf("\t-R Exit all threads on failure to meet rate goal\n"); | |
986 | printf("\t-o Use O_DIRECT\n"); | |
987 | printf("\t-l Generate per-job latency logs\n"); | |
988 | printf("\t-w Generate per-job bandwidth logs\n"); | |
989 | printf("\t-f Job file (Required)\n"); | |
990 | printf("\t-v Print version info and exit\n"); | |
991 | } | |
992 | ||
ebac4655 JA |
993 | static void parse_cmd_line(int argc, char *argv[]) |
994 | { | |
995 | int c; | |
996 | ||
4785f995 | 997 | while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvh")) != EOF) { |
ebac4655 JA |
998 | switch (c) { |
999 | case 's': | |
1000 | def_thread.sequential = !!atoi(optarg); | |
1001 | break; | |
1002 | case 'b': | |
1003 | def_thread.bs = atoi(optarg); | |
1004 | def_thread.bs <<= 10; | |
1005 | if (!def_thread.bs) { | |
1006 | printf("bad block size\n"); | |
1007 | def_thread.bs = DEF_BS; | |
1008 | } | |
1009 | break; | |
1010 | case 't': | |
1011 | def_thread.timeout = atoi(optarg); | |
1012 | break; | |
1013 | case 'r': | |
1014 | repeatable = !!atoi(optarg); | |
1015 | break; | |
1016 | case 'R': | |
1017 | rate_quit = !!atoi(optarg); | |
1018 | break; | |
1019 | case 'o': | |
1020 | def_thread.odirect = !!atoi(optarg); | |
1021 | break; | |
1022 | case 'f': | |
1023 | ini_file = strdup(optarg); | |
1024 | break; | |
1025 | case 'l': | |
1026 | write_lat_log = 1; | |
1027 | break; | |
1028 | case 'w': | |
1029 | write_bw_log = 1; | |
1030 | break; | |
4785f995 JA |
1031 | case 'h': |
1032 | usage(argv[0]); | |
1033 | exit(0); | |
ebac4655 JA |
1034 | case 'v': |
1035 | printf("%s\n", fio_version_string); | |
1036 | exit(0); | |
1037 | } | |
1038 | } | |
c9fad893 JA |
1039 | |
1040 | if (!ini_file && argc > 1 && argv[argc - 1][0] != '-') | |
1041 | ini_file = strdup(argv[argc - 1]); | |
ebac4655 JA |
1042 | } |
1043 | ||
1044 | static void free_shm(void) | |
1045 | { | |
1046 | struct shmid_ds sbuf; | |
1047 | ||
1048 | if (threads) { | |
1049 | shmdt(threads); | |
1050 | threads = NULL; | |
1051 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1052 | } | |
1053 | } | |
1054 | ||
1055 | static int setup_thread_area(void) | |
1056 | { | |
1057 | /* | |
1058 | * 1024 is too much on some machines, scale max_jobs if | |
1059 | * we get a failure that looks like too large a shm segment | |
1060 | */ | |
1061 | do { | |
1062 | int s = max_jobs * sizeof(struct thread_data); | |
1063 | ||
1064 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1065 | if (shm_id != -1) | |
1066 | break; | |
1067 | if (errno != EINVAL) { | |
1068 | perror("shmget"); | |
1069 | break; | |
1070 | } | |
1071 | ||
1072 | max_jobs >>= 1; | |
1073 | } while (max_jobs); | |
1074 | ||
1075 | if (shm_id == -1) | |
1076 | return 1; | |
1077 | ||
1078 | threads = shmat(shm_id, NULL, 0); | |
1079 | if (threads == (void *) -1) { | |
1080 | perror("shmat"); | |
1081 | return 1; | |
1082 | } | |
1083 | ||
1084 | atexit(free_shm); | |
1085 | return 0; | |
1086 | } | |
1087 | ||
1088 | int parse_options(int argc, char *argv[]) | |
1089 | { | |
1090 | if (setup_thread_area()) | |
1091 | return 1; | |
1092 | if (fill_def_thread()) | |
1093 | return 1; | |
1094 | ||
1095 | parse_cmd_line(argc, argv); | |
1096 | ||
1097 | if (!ini_file) { | |
1098 | printf("Need job file\n"); | |
4785f995 | 1099 | usage(argv[0]); |
ebac4655 JA |
1100 | return 1; |
1101 | } | |
1102 | ||
07261983 | 1103 | if (parse_jobs_ini(ini_file)) |
ebac4655 JA |
1104 | return 1; |
1105 | ||
1106 | return 0; | |
1107 | } |