Commit | Line | Data |
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ebac4655 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <unistd.h> | |
4 | #include <fcntl.h> | |
5 | #include <ctype.h> | |
6 | #include <string.h> | |
7 | #include <errno.h> | |
8 | #include <sys/ipc.h> | |
9 | #include <sys/shm.h> | |
10 | #include <sys/types.h> | |
11 | #include <sys/stat.h> | |
12 | ||
13 | #include "fio.h" | |
14 | ||
20dc95c4 JA |
15 | #define DEF_BS (4096) |
16 | #define DEF_TIMEOUT (0) | |
17 | #define DEF_RATE_CYCLE (1000) | |
18 | #define DEF_ODIRECT (1) | |
19 | #define DEF_IO_ENGINE (FIO_SYNCIO) | |
ebac4655 | 20 | #define DEF_IO_ENGINE_NAME "sync" |
20dc95c4 JA |
21 | #define DEF_SEQUENTIAL (1) |
22 | #define DEF_RAND_REPEAT (1) | |
23 | #define DEF_OVERWRITE (1) | |
24 | #define DEF_CREATE (1) | |
25 | #define DEF_INVALIDATE (1) | |
26 | #define DEF_SYNCIO (0) | |
27 | #define DEF_RANDSEED (0xb1899bedUL) | |
28 | #define DEF_BWAVGTIME (500) | |
29 | #define DEF_CREATE_SER (1) | |
ebac4655 | 30 | #define DEF_CREATE_FSYNC (1) |
20dc95c4 JA |
31 | #define DEF_LOOPS (1) |
32 | #define DEF_VERIFY (0) | |
33 | #define DEF_STONEWALL (0) | |
34 | #define DEF_NUMJOBS (1) | |
35 | #define DEF_USE_THREAD (0) | |
36 | #define DEF_FILE_SIZE (1024 * 1024 * 1024UL) | |
37 | #define DEF_ZONE_SIZE (0) | |
38 | #define DEF_ZONE_SKIP (0) | |
ebac4655 | 39 | |
e8e387c1 | 40 | static char fio_version_string[] = "fio 1.3"; |
ebac4655 JA |
41 | |
42 | static int repeatable = DEF_RAND_REPEAT; | |
43 | static char *ini_file; | |
44 | static int max_jobs = MAX_JOBS; | |
45 | ||
46 | struct thread_data def_thread; | |
47 | struct thread_data *threads = NULL; | |
48 | ||
49 | int rate_quit = 0; | |
50 | int write_lat_log = 0; | |
51 | int write_bw_log = 0; | |
52 | int exitall_on_terminate = 0; | |
53 | ||
54 | static int setup_rate(struct thread_data *td) | |
55 | { | |
56 | int nr_reads_per_sec; | |
57 | ||
58 | if (!td->rate) | |
59 | return 0; | |
60 | ||
61 | if (td->rate < td->ratemin) { | |
62 | fprintf(stderr, "min rate larger than nominal rate\n"); | |
63 | return -1; | |
64 | } | |
65 | ||
66 | nr_reads_per_sec = (td->rate * 1024) / td->min_bs; | |
67 | td->rate_usec_cycle = 1000000 / nr_reads_per_sec; | |
68 | td->rate_pending_usleep = 0; | |
69 | return 0; | |
70 | } | |
71 | ||
72 | static void setup_log(struct io_log **log) | |
73 | { | |
74 | struct io_log *l = malloc(sizeof(*l)); | |
75 | ||
76 | l->nr_samples = 0; | |
77 | l->max_samples = 1024; | |
78 | l->log = malloc(l->max_samples * sizeof(struct io_sample)); | |
79 | *log = l; | |
80 | } | |
81 | ||
82 | void finish_log(struct thread_data *td, struct io_log *log, const char *name) | |
83 | { | |
84 | char file_name[128]; | |
85 | FILE *f; | |
86 | unsigned int i; | |
87 | ||
88 | sprintf(file_name, "client%d_%s.log", td->thread_number, name); | |
89 | f = fopen(file_name, "w"); | |
90 | if (!f) { | |
91 | perror("fopen log"); | |
92 | return; | |
93 | } | |
94 | ||
95 | for (i = 0; i < log->nr_samples; i++) | |
96 | fprintf(f, "%lu, %lu, %u\n", log->log[i].time, log->log[i].val, log->log[i].ddir); | |
97 | ||
98 | fclose(f); | |
99 | free(log->log); | |
100 | free(log); | |
101 | } | |
102 | ||
103 | static struct thread_data *get_new_job(int global, struct thread_data *parent) | |
104 | { | |
105 | struct thread_data *td; | |
106 | ||
107 | if (global) | |
108 | return &def_thread; | |
109 | if (thread_number >= max_jobs) | |
110 | return NULL; | |
111 | ||
112 | td = &threads[thread_number++]; | |
113 | memset(td, 0, sizeof(*td)); | |
114 | ||
115 | td->fd = -1; | |
116 | td->thread_number = thread_number; | |
117 | ||
118 | td->ddir = parent->ddir; | |
119 | td->ioprio = parent->ioprio; | |
120 | td->sequential = parent->sequential; | |
121 | td->bs = parent->bs; | |
122 | td->min_bs = parent->min_bs; | |
123 | td->max_bs = parent->max_bs; | |
124 | td->odirect = parent->odirect; | |
125 | td->thinktime = parent->thinktime; | |
126 | td->fsync_blocks = parent->fsync_blocks; | |
127 | td->start_delay = parent->start_delay; | |
128 | td->timeout = parent->timeout; | |
129 | td->io_engine = parent->io_engine; | |
130 | td->create_file = parent->create_file; | |
131 | td->overwrite = parent->overwrite; | |
132 | td->invalidate_cache = parent->invalidate_cache; | |
133 | td->file_size = parent->file_size; | |
134 | td->file_offset = parent->file_offset; | |
20dc95c4 JA |
135 | td->zone_size = parent->zone_size; |
136 | td->zone_skip = parent->zone_skip; | |
ebac4655 JA |
137 | td->rate = parent->rate; |
138 | td->ratemin = parent->ratemin; | |
139 | td->ratecycle = parent->ratecycle; | |
140 | td->iodepth = parent->iodepth; | |
141 | td->sync_io = parent->sync_io; | |
142 | td->mem_type = parent->mem_type; | |
143 | td->bw_avg_time = parent->bw_avg_time; | |
144 | td->create_serialize = parent->create_serialize; | |
145 | td->create_fsync = parent->create_fsync; | |
146 | td->loops = parent->loops; | |
147 | td->verify = parent->verify; | |
148 | td->stonewall = parent->stonewall; | |
149 | td->numjobs = parent->numjobs; | |
150 | td->use_thread = parent->use_thread; | |
151 | td->do_disk_util = parent->do_disk_util; | |
152 | memcpy(&td->cpumask, &parent->cpumask, sizeof(td->cpumask)); | |
153 | strcpy(td->io_engine_name, parent->io_engine_name); | |
154 | ||
155 | return td; | |
156 | } | |
157 | ||
158 | static void put_job(struct thread_data *td) | |
159 | { | |
160 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
161 | thread_number--; | |
162 | } | |
163 | ||
164 | static int add_job(struct thread_data *td, const char *jobname, int prioclass, | |
165 | int prio) | |
166 | { | |
3d60d1ed JA |
167 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
168 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
169 | struct stat sb; |
170 | int numjobs, ddir; | |
171 | ||
172 | #ifndef FIO_HAVE_LIBAIO | |
173 | if (td->io_engine == FIO_LIBAIO) { | |
174 | fprintf(stderr, "Linux libaio not available\n"); | |
175 | return 1; | |
176 | } | |
177 | #endif | |
178 | #ifndef FIO_HAVE_POSIXAIO | |
179 | if (td->io_engine == FIO_POSIXAIO) { | |
180 | fprintf(stderr, "posix aio not available\n"); | |
181 | return 1; | |
182 | } | |
183 | #endif | |
184 | #ifdef FIO_HAVE_IOPRIO | |
185 | td->ioprio = (prioclass << IOPRIO_CLASS_SHIFT) | prio; | |
186 | #endif | |
187 | ||
188 | /* | |
189 | * the def_thread is just for options, it's not a real job | |
190 | */ | |
191 | if (td == &def_thread) | |
192 | return 0; | |
193 | ||
194 | if (td->io_engine & FIO_SYNCIO) | |
195 | td->iodepth = 1; | |
196 | else { | |
197 | if (!td->iodepth) | |
198 | td->iodepth = 1; | |
199 | } | |
200 | ||
20dc95c4 JA |
201 | /* |
202 | * only really works for sequential io for now | |
203 | */ | |
204 | if (td->zone_size && !td->sequential) | |
205 | td->zone_size = 0; | |
206 | ||
ebac4655 | 207 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
208 | if (!stat(jobname, &sb)) { |
209 | if (S_ISBLK(sb.st_mode)) | |
210 | td->filetype = FIO_TYPE_BD; | |
211 | else if (S_ISCHR(sb.st_mode)) | |
212 | td->filetype = FIO_TYPE_CHAR; | |
213 | } | |
ebac4655 JA |
214 | |
215 | if (td->filetype == FIO_TYPE_FILE) { | |
216 | if (td->directory[0] != '\0') | |
eba09dd3 | 217 | sprintf(td->file_name, "%s/%s.%d", td->directory, jobname, td->jobnum); |
ebac4655 | 218 | else |
eba09dd3 | 219 | sprintf(td->file_name, "%s.%d", jobname, td->jobnum); |
ebac4655 JA |
220 | } else |
221 | strcpy(td->file_name, jobname); | |
222 | ||
223 | sem_init(&td->mutex, 0, 0); | |
224 | ||
225 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
226 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
227 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
228 | ||
229 | if (td->min_bs == -1U) | |
230 | td->min_bs = td->bs; | |
231 | if (td->max_bs == -1U) | |
232 | td->max_bs = td->bs; | |
3d60d1ed | 233 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
234 | td->verify = 0; |
235 | ||
236 | if (td->stonewall && td->thread_number > 1) | |
237 | groupid++; | |
238 | ||
239 | td->groupid = groupid; | |
240 | ||
241 | if (setup_rate(td)) | |
242 | goto err; | |
243 | ||
244 | if (write_lat_log) { | |
245 | setup_log(&td->slat_log); | |
246 | setup_log(&td->clat_log); | |
247 | } | |
248 | if (write_bw_log) | |
249 | setup_log(&td->bw_log); | |
250 | ||
3d60d1ed | 251 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
ebac4655 JA |
252 | printf("Client%d (g=%d): rw=%s, prio=%d/%d, odir=%d, bs=%d-%d, rate=%d, ioengine=%s, iodepth=%d\n", td->thread_number, td->groupid, ddir_str[ddir], prioclass, prio, td->odirect, td->min_bs, td->max_bs, td->rate, td->io_engine_name, td->iodepth); |
253 | ||
254 | /* | |
255 | * recurse add identical jobs, clear numjobs and stonewall options | |
256 | * as they don't apply to sub-jobs | |
257 | */ | |
258 | numjobs = td->numjobs; | |
259 | while (--numjobs) { | |
260 | struct thread_data *td_new = get_new_job(0, td); | |
261 | ||
262 | if (!td_new) | |
263 | goto err; | |
264 | ||
265 | td_new->numjobs = 1; | |
266 | td_new->stonewall = 0; | |
eba09dd3 | 267 | td_new->jobnum = numjobs; |
ebac4655 JA |
268 | |
269 | if (add_job(td_new, jobname, prioclass, prio)) | |
270 | goto err; | |
271 | } | |
272 | return 0; | |
273 | err: | |
274 | put_job(td); | |
275 | return -1; | |
276 | } | |
277 | ||
278 | int init_random_state(struct thread_data *td) | |
279 | { | |
280 | unsigned long seed; | |
281 | int fd, num_maps, blocks; | |
282 | ||
283 | fd = open("/dev/random", O_RDONLY); | |
284 | if (fd == -1) { | |
285 | td_verror(td, errno); | |
286 | return 1; | |
287 | } | |
288 | ||
289 | if (read(fd, &seed, sizeof(seed)) < (int) sizeof(seed)) { | |
290 | td_verror(td, EIO); | |
291 | close(fd); | |
292 | return 1; | |
293 | } | |
294 | ||
295 | close(fd); | |
296 | ||
297 | srand48_r(seed, &td->bsrange_state); | |
298 | srand48_r(seed, &td->verify_state); | |
299 | ||
300 | if (td->sequential) | |
301 | return 0; | |
302 | ||
303 | if (repeatable) | |
304 | seed = DEF_RANDSEED; | |
305 | ||
306 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
307 | num_maps = blocks / BLOCKS_PER_MAP; | |
308 | td->file_map = malloc(num_maps * sizeof(long)); | |
309 | td->num_maps = num_maps; | |
310 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
311 | ||
312 | srand48_r(seed, &td->random_state); | |
313 | return 0; | |
314 | } | |
315 | ||
316 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
317 | { | |
318 | #ifdef FIO_HAVE_CPU_AFFINITY | |
319 | unsigned int i; | |
320 | ||
321 | CPU_ZERO(&cpumask); | |
322 | ||
323 | for (i = 0; i < sizeof(int) * 8; i++) { | |
324 | if ((1 << i) & cpu) | |
325 | CPU_SET(i, &cpumask); | |
326 | } | |
327 | #endif | |
328 | } | |
329 | ||
330 | static unsigned long get_mult(char c) | |
331 | { | |
332 | switch (c) { | |
333 | case 'k': | |
334 | case 'K': | |
335 | return 1024; | |
336 | case 'm': | |
337 | case 'M': | |
338 | return 1024 * 1024; | |
339 | case 'g': | |
340 | case 'G': | |
341 | return 1024 * 1024 * 1024; | |
342 | default: | |
343 | return 1; | |
344 | } | |
345 | } | |
346 | ||
347 | /* | |
348 | * convert string after '=' into decimal value, noting any size suffix | |
349 | */ | |
350 | static int str_cnv(char *p, unsigned long long *val) | |
351 | { | |
352 | char *str; | |
353 | int len; | |
354 | ||
f5d3e5ec | 355 | str = strchr(p, '='); |
ebac4655 JA |
356 | if (!str) |
357 | return 1; | |
358 | ||
359 | str++; | |
360 | len = strlen(str); | |
361 | ||
362 | *val = strtoul(str, NULL, 10); | |
363 | if (*val == ULONG_MAX && errno == ERANGE) | |
364 | return 1; | |
365 | ||
366 | *val *= get_mult(str[len - 2]); | |
367 | return 0; | |
368 | } | |
369 | ||
370 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
371 | { | |
20dc95c4 | 372 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
373 | return 1; |
374 | ||
375 | return str_cnv(p, val); | |
376 | } | |
377 | ||
378 | static void strip_blank_front(char **p) | |
379 | { | |
380 | char *s = *p; | |
381 | ||
382 | while (isblank(*s)) | |
383 | s++; | |
384 | } | |
385 | ||
386 | static void strip_blank_end(char *p) | |
387 | { | |
388 | while (isblank(*p)) { | |
389 | *p = '\0'; | |
390 | p--; | |
391 | } | |
392 | } | |
393 | ||
394 | typedef int (str_cb_fn)(struct thread_data *, char *); | |
395 | ||
396 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
397 | { | |
398 | char *s = strstr(p, name); | |
399 | ||
400 | if (!s) | |
401 | return 1; | |
402 | ||
f5d3e5ec | 403 | s = strchr(s, '='); |
ebac4655 JA |
404 | if (!s) |
405 | return 1; | |
406 | ||
407 | s++; | |
408 | strip_blank_front(&s); | |
409 | return cb(td, s); | |
410 | } | |
411 | ||
412 | static int check_strstore(char *p, char *name, char *dest) | |
413 | { | |
414 | char *s = strstr(p, name); | |
415 | ||
416 | if (!s) | |
417 | return 1; | |
418 | ||
f5d3e5ec | 419 | s = strchr(p, '='); |
ebac4655 JA |
420 | if (!s) |
421 | return 1; | |
422 | ||
423 | s++; | |
424 | strip_blank_front(&s); | |
425 | ||
426 | strcpy(dest, s); | |
427 | ||
428 | s = dest + strlen(dest) - 1; | |
429 | strip_blank_end(s); | |
430 | return 0; | |
431 | } | |
432 | ||
01617be6 | 433 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 434 | { |
01617be6 | 435 | char suffix; |
ebac4655 | 436 | |
01617be6 JA |
437 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
438 | *val *= get_mult(suffix); | |
ebac4655 JA |
439 | return 0; |
440 | } | |
441 | ||
01617be6 | 442 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 443 | return 0; |
ebac4655 | 444 | |
01617be6 JA |
445 | return 1; |
446 | } | |
447 | ||
448 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
449 | { | |
450 | char option[128]; | |
451 | char *str, *p1, *p2; | |
452 | ||
453 | strcpy(option, p); | |
454 | p = option; | |
455 | ||
456 | str = strstr(p, name); | |
457 | if (!str) | |
458 | return 1; | |
ebac4655 | 459 | |
01617be6 JA |
460 | p += strlen(name); |
461 | ||
462 | str = strchr(p, '='); | |
463 | if (!str) | |
464 | return 1; | |
465 | ||
466 | /* | |
467 | * 'p' now holds whatever is after the '=' sign | |
468 | */ | |
469 | p1 = str + 1; | |
470 | ||
471 | /* | |
472 | * terminate p1 at the '-' sign | |
473 | */ | |
474 | p = strchr(p1, '-'); | |
475 | if (!p) | |
476 | return 1; | |
477 | ||
478 | p2 = p + 1; | |
479 | *p = '\0'; | |
480 | ||
481 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
482 | return 0; |
483 | ||
484 | return 1; | |
ebac4655 JA |
485 | } |
486 | ||
487 | static int check_int(char *p, char *name, unsigned int *val) | |
488 | { | |
f5d3e5ec | 489 | char *str; |
ebac4655 | 490 | |
f5d3e5ec JA |
491 | str = strstr(p, name); |
492 | if (!str) | |
493 | return 1; | |
494 | ||
495 | str = strchr(p, '='); | |
496 | if (!str) | |
497 | return 1; | |
498 | ||
499 | str++; | |
ebac4655 | 500 | |
f5d3e5ec | 501 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
502 | return 0; |
503 | ||
504 | return 1; | |
505 | } | |
506 | ||
507 | static int check_strset(char *p, char *name) | |
508 | { | |
509 | return strncmp(p, name, strlen(name)); | |
510 | } | |
511 | ||
512 | static int is_empty_or_comment(char *line) | |
513 | { | |
514 | unsigned int i; | |
515 | ||
516 | for (i = 0; i < strlen(line); i++) { | |
517 | if (line[i] == ';') | |
518 | return 1; | |
519 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
520 | return 0; | |
521 | } | |
522 | ||
523 | return 1; | |
524 | } | |
525 | ||
526 | static int str_rw_cb(struct thread_data *td, char *mem) | |
527 | { | |
528 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
529 | td->ddir = DDIR_READ; | |
530 | td->sequential = 1; | |
531 | return 0; | |
532 | } else if (!strncmp(mem, "randread", 8)) { | |
533 | td->ddir = DDIR_READ; | |
534 | td->sequential = 0; | |
535 | return 0; | |
536 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
537 | td->ddir = DDIR_WRITE; | |
538 | td->sequential = 1; | |
539 | return 0; | |
540 | } else if (!strncmp(mem, "randwrite", 9)) { | |
541 | td->ddir = DDIR_WRITE; | |
542 | td->sequential = 0; | |
543 | return 0; | |
3d60d1ed JA |
544 | } else if (!strncmp(mem, "rw", 2)) { |
545 | td->ddir = 0; | |
546 | td->iomix = 1; | |
547 | td->sequential = 1; | |
548 | return 0; | |
549 | } else if (!strncmp(mem, "randrw", 6)) { | |
550 | td->ddir = 0; | |
551 | td->iomix = 1; | |
552 | td->sequential = 0; | |
553 | return 0; | |
ebac4655 JA |
554 | } |
555 | ||
556 | fprintf(stderr, "bad data direction: %s\n", mem); | |
557 | return 1; | |
558 | } | |
559 | ||
560 | static int str_verify_cb(struct thread_data *td, char *mem) | |
561 | { | |
562 | if (!strncmp(mem, "0", 1)) { | |
563 | td->verify = VERIFY_NONE; | |
564 | return 0; | |
565 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
566 | td->verify = VERIFY_MD5; | |
567 | return 0; | |
568 | } else if (!strncmp(mem, "crc32", 5)) { | |
569 | td->verify = VERIFY_CRC32; | |
570 | return 0; | |
571 | } | |
572 | ||
573 | fprintf(stderr, "bad verify type: %s\n", mem); | |
574 | return 1; | |
575 | } | |
576 | ||
577 | static int str_mem_cb(struct thread_data *td, char *mem) | |
578 | { | |
579 | if (!strncmp(mem, "malloc", 6)) { | |
580 | td->mem_type = MEM_MALLOC; | |
581 | return 0; | |
582 | } else if (!strncmp(mem, "shm", 3)) { | |
583 | td->mem_type = MEM_SHM; | |
584 | return 0; | |
585 | } else if (!strncmp(mem, "mmap", 4)) { | |
586 | td->mem_type = MEM_MMAP; | |
587 | return 0; | |
588 | } | |
589 | ||
590 | fprintf(stderr, "bad mem type: %s\n", mem); | |
591 | return 1; | |
592 | } | |
593 | ||
594 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
595 | { | |
596 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
597 | !strncmp(str, "libaio", 6)) { | |
598 | strcpy(td->io_engine_name, "libaio"); | |
599 | td->io_engine = FIO_LIBAIO; | |
600 | return 0; | |
601 | } else if (!strncmp(str, "posixaio", 8)) { | |
602 | strcpy(td->io_engine_name, "posixaio"); | |
603 | td->io_engine = FIO_POSIXAIO; | |
604 | return 0; | |
605 | } else if (!strncmp(str, "sync", 4)) { | |
606 | strcpy(td->io_engine_name, "sync"); | |
607 | td->io_engine = FIO_SYNCIO; | |
608 | return 0; | |
609 | } else if (!strncmp(str, "mmap", 4)) { | |
610 | strcpy(td->io_engine_name, "mmap"); | |
611 | td->io_engine = FIO_MMAPIO; | |
612 | return 0; | |
613 | } else if (!strncmp(str, "sgio", 4)) { | |
614 | strcpy(td->io_engine_name, "sgio"); | |
615 | td->io_engine = FIO_SGIO; | |
616 | return 0; | |
617 | } | |
618 | ||
619 | fprintf(stderr, "bad ioengine type: %s\n", str); | |
620 | return 1; | |
621 | } | |
622 | ||
623 | ||
624 | int parse_jobs_ini(char *file) | |
625 | { | |
626 | unsigned int prioclass, prio, cpu, global; | |
627 | unsigned long long ull; | |
628 | unsigned long ul1, ul2; | |
629 | struct thread_data *td; | |
630 | char *string, *name; | |
631 | fpos_t off; | |
632 | FILE *f; | |
633 | char *p; | |
634 | ||
635 | f = fopen(file, "r"); | |
636 | if (!f) { | |
637 | perror("fopen"); | |
638 | return 1; | |
639 | } | |
640 | ||
641 | string = malloc(4096); | |
642 | name = malloc(256); | |
643 | ||
644 | while ((p = fgets(string, 4096, f)) != NULL) { | |
645 | if (is_empty_or_comment(p)) | |
646 | continue; | |
647 | if (sscanf(p, "[%s]", name) != 1) | |
648 | continue; | |
649 | ||
650 | global = !strncmp(name, "global", 6); | |
651 | ||
652 | name[strlen(name) - 1] = '\0'; | |
653 | ||
654 | td = get_new_job(global, &def_thread); | |
655 | if (!td) | |
656 | return 1; | |
657 | ||
658 | prioclass = 2; | |
659 | prio = 4; | |
660 | ||
661 | fgetpos(f, &off); | |
662 | while ((p = fgets(string, 4096, f)) != NULL) { | |
663 | if (is_empty_or_comment(p)) | |
664 | continue; | |
665 | if (strstr(p, "[")) | |
666 | break; | |
667 | if (!check_int(p, "prio", &prio)) { | |
668 | #ifndef FIO_HAVE_IOPRIO | |
669 | fprintf(stderr, "io priorities not available\n"); | |
670 | return 1; | |
671 | #endif | |
672 | fgetpos(f, &off); | |
673 | continue; | |
674 | } | |
675 | if (!check_int(p, "prioclass", &prioclass)) { | |
676 | #ifndef FIO_HAVE_IOPRIO | |
677 | fprintf(stderr, "io priorities not available\n"); | |
678 | return 1; | |
679 | #endif | |
680 | fgetpos(f, &off); | |
681 | continue; | |
682 | } | |
683 | if (!check_int(p, "direct", &td->odirect)) { | |
684 | fgetpos(f, &off); | |
685 | continue; | |
686 | } | |
687 | if (!check_int(p, "rate", &td->rate)) { | |
688 | fgetpos(f, &off); | |
689 | continue; | |
690 | } | |
691 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
692 | fgetpos(f, &off); | |
693 | continue; | |
694 | } | |
695 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
696 | fgetpos(f, &off); | |
697 | continue; | |
698 | } | |
699 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
700 | fgetpos(f, &off); | |
701 | continue; | |
702 | } | |
703 | if (!check_int(p, "cpumask", &cpu)) { | |
704 | #ifndef FIO_HAVE_CPU_AFFINITY | |
705 | fprintf(stderr, "cpu affinity not available\n"); | |
706 | return 1; | |
707 | #endif | |
708 | fill_cpu_mask(td->cpumask, cpu); | |
709 | fgetpos(f, &off); | |
710 | continue; | |
711 | } | |
712 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
713 | fgetpos(f, &off); | |
714 | continue; | |
715 | } | |
716 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
717 | fgetpos(f, &off); | |
718 | continue; | |
719 | } | |
720 | if (!check_int(p, "timeout", &td->timeout)) { | |
721 | fgetpos(f, &off); | |
722 | continue; | |
723 | } | |
724 | if (!check_int(p, "invalidate",&td->invalidate_cache)) { | |
725 | fgetpos(f, &off); | |
726 | continue; | |
727 | } | |
728 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
729 | fgetpos(f, &off); | |
730 | continue; | |
731 | } | |
732 | if (!check_int(p, "sync", &td->sync_io)) { | |
733 | fgetpos(f, &off); | |
734 | continue; | |
735 | } | |
736 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
737 | fgetpos(f, &off); | |
738 | continue; | |
739 | } | |
740 | if (!check_int(p, "create_serialize", &td->create_serialize)) { | |
741 | fgetpos(f, &off); | |
742 | continue; | |
743 | } | |
744 | if (!check_int(p, "create_fsync", &td->create_fsync)) { | |
745 | fgetpos(f, &off); | |
746 | continue; | |
747 | } | |
748 | if (!check_int(p, "loops", &td->loops)) { | |
749 | fgetpos(f, &off); | |
750 | continue; | |
751 | } | |
752 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
753 | fgetpos(f, &off); | |
754 | continue; | |
755 | } | |
756 | if (!check_int(p, "overwrite", &td->overwrite)) { | |
757 | fgetpos(f, &off); | |
758 | continue; | |
759 | } | |
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 | } | |
792 | if (!check_strstore(p, "directory", td->directory)) { | |
793 | fgetpos(f, &off); | |
794 | continue; | |
795 | } | |
796 | if (!check_str(p, "mem", str_mem_cb, td)) { | |
797 | fgetpos(f, &off); | |
798 | continue; | |
799 | } | |
800 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
801 | fgetpos(f, &off); | |
802 | continue; | |
803 | } | |
804 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
805 | fgetpos(f, &off); | |
806 | continue; | |
807 | } | |
808 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
809 | fgetpos(f, &off); | |
810 | continue; | |
811 | } | |
812 | if (!check_strset(p, "create")) { | |
813 | td->create_file = 1; | |
814 | fgetpos(f, &off); | |
815 | continue; | |
816 | } | |
817 | if (!check_strset(p, "exitall")) { | |
818 | exitall_on_terminate = 1; | |
819 | fgetpos(f, &off); | |
820 | continue; | |
821 | } | |
822 | if (!check_strset(p, "stonewall")) { | |
823 | td->stonewall = 1; | |
824 | fgetpos(f, &off); | |
825 | continue; | |
826 | } | |
827 | if (!check_strset(p, "thread")) { | |
828 | td->use_thread = 1; | |
829 | fgetpos(f, &off); | |
830 | continue; | |
831 | } | |
832 | ||
833 | printf("Client%d: bad option %s\n",td->thread_number,p); | |
834 | } | |
835 | fsetpos(f, &off); | |
836 | ||
837 | if (add_job(td, name, prioclass, prio)) | |
838 | return 1; | |
839 | } | |
840 | ||
841 | free(string); | |
842 | free(name); | |
843 | fclose(f); | |
844 | return 0; | |
845 | } | |
846 | ||
847 | static int fill_def_thread(void) | |
848 | { | |
849 | memset(&def_thread, 0, sizeof(def_thread)); | |
850 | ||
851 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
852 | perror("sched_getaffinity"); | |
853 | return 1; | |
854 | } | |
855 | ||
856 | /* | |
857 | * fill globals | |
858 | */ | |
859 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 860 | def_thread.iomix = 0; |
ebac4655 JA |
861 | def_thread.bs = DEF_BS; |
862 | def_thread.min_bs = -1; | |
863 | def_thread.max_bs = -1; | |
864 | def_thread.io_engine = DEF_IO_ENGINE; | |
865 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
866 | def_thread.odirect = DEF_ODIRECT; | |
867 | def_thread.ratecycle = DEF_RATE_CYCLE; | |
868 | def_thread.sequential = DEF_SEQUENTIAL; | |
869 | def_thread.timeout = DEF_TIMEOUT; | |
870 | def_thread.create_file = DEF_CREATE; | |
871 | def_thread.overwrite = DEF_OVERWRITE; | |
872 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
873 | def_thread.sync_io = DEF_SYNCIO; | |
874 | def_thread.mem_type = MEM_MALLOC; | |
875 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
876 | def_thread.create_serialize = DEF_CREATE_SER; | |
877 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
878 | def_thread.loops = DEF_LOOPS; | |
879 | def_thread.verify = DEF_VERIFY; | |
880 | def_thread.stonewall = DEF_STONEWALL; | |
881 | def_thread.numjobs = DEF_NUMJOBS; | |
882 | def_thread.use_thread = DEF_USE_THREAD; | |
883 | #ifdef FIO_HAVE_DISK_UTIL | |
884 | def_thread.do_disk_util = 1; | |
885 | #endif | |
886 | ||
887 | return 0; | |
888 | } | |
889 | ||
890 | static void parse_cmd_line(int argc, char *argv[]) | |
891 | { | |
892 | int c; | |
893 | ||
894 | while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwv")) != EOF) { | |
895 | switch (c) { | |
896 | case 's': | |
897 | def_thread.sequential = !!atoi(optarg); | |
898 | break; | |
899 | case 'b': | |
900 | def_thread.bs = atoi(optarg); | |
901 | def_thread.bs <<= 10; | |
902 | if (!def_thread.bs) { | |
903 | printf("bad block size\n"); | |
904 | def_thread.bs = DEF_BS; | |
905 | } | |
906 | break; | |
907 | case 't': | |
908 | def_thread.timeout = atoi(optarg); | |
909 | break; | |
910 | case 'r': | |
911 | repeatable = !!atoi(optarg); | |
912 | break; | |
913 | case 'R': | |
914 | rate_quit = !!atoi(optarg); | |
915 | break; | |
916 | case 'o': | |
917 | def_thread.odirect = !!atoi(optarg); | |
918 | break; | |
919 | case 'f': | |
920 | ini_file = strdup(optarg); | |
921 | break; | |
922 | case 'l': | |
923 | write_lat_log = 1; | |
924 | break; | |
925 | case 'w': | |
926 | write_bw_log = 1; | |
927 | break; | |
928 | case 'v': | |
929 | printf("%s\n", fio_version_string); | |
930 | exit(0); | |
931 | } | |
932 | } | |
933 | } | |
934 | ||
935 | static void free_shm(void) | |
936 | { | |
937 | struct shmid_ds sbuf; | |
938 | ||
939 | if (threads) { | |
940 | shmdt(threads); | |
941 | threads = NULL; | |
942 | shmctl(shm_id, IPC_RMID, &sbuf); | |
943 | } | |
944 | } | |
945 | ||
946 | static int setup_thread_area(void) | |
947 | { | |
948 | /* | |
949 | * 1024 is too much on some machines, scale max_jobs if | |
950 | * we get a failure that looks like too large a shm segment | |
951 | */ | |
952 | do { | |
953 | int s = max_jobs * sizeof(struct thread_data); | |
954 | ||
955 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
956 | if (shm_id != -1) | |
957 | break; | |
958 | if (errno != EINVAL) { | |
959 | perror("shmget"); | |
960 | break; | |
961 | } | |
962 | ||
963 | max_jobs >>= 1; | |
964 | } while (max_jobs); | |
965 | ||
966 | if (shm_id == -1) | |
967 | return 1; | |
968 | ||
969 | threads = shmat(shm_id, NULL, 0); | |
970 | if (threads == (void *) -1) { | |
971 | perror("shmat"); | |
972 | return 1; | |
973 | } | |
974 | ||
975 | atexit(free_shm); | |
976 | return 0; | |
977 | } | |
978 | ||
979 | int parse_options(int argc, char *argv[]) | |
980 | { | |
981 | if (setup_thread_area()) | |
982 | return 1; | |
983 | if (fill_def_thread()) | |
984 | return 1; | |
985 | ||
986 | parse_cmd_line(argc, argv); | |
987 | ||
988 | if (!ini_file) { | |
989 | printf("Need job file\n"); | |
990 | return 1; | |
991 | } | |
992 | ||
993 | if (parse_jobs_ini(ini_file)) | |
994 | return 1; | |
995 | ||
996 | return 0; | |
997 | } |