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) | |
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; | |
c04f7ec3 | 53 | unsigned long long mlock_size = 0; |
ebac4655 JA |
54 | |
55 | static int setup_rate(struct thread_data *td) | |
56 | { | |
57 | int nr_reads_per_sec; | |
58 | ||
59 | if (!td->rate) | |
60 | return 0; | |
61 | ||
62 | if (td->rate < td->ratemin) { | |
63 | fprintf(stderr, "min rate larger than nominal rate\n"); | |
64 | return -1; | |
65 | } | |
66 | ||
67 | nr_reads_per_sec = (td->rate * 1024) / td->min_bs; | |
68 | td->rate_usec_cycle = 1000000 / nr_reads_per_sec; | |
69 | td->rate_pending_usleep = 0; | |
70 | return 0; | |
71 | } | |
72 | ||
73 | static void setup_log(struct io_log **log) | |
74 | { | |
75 | struct io_log *l = malloc(sizeof(*l)); | |
76 | ||
77 | l->nr_samples = 0; | |
78 | l->max_samples = 1024; | |
79 | l->log = malloc(l->max_samples * sizeof(struct io_sample)); | |
80 | *log = l; | |
81 | } | |
82 | ||
83 | void finish_log(struct thread_data *td, struct io_log *log, const char *name) | |
84 | { | |
aea47d44 | 85 | char file_name[256]; |
ebac4655 JA |
86 | FILE *f; |
87 | unsigned int i; | |
88 | ||
aea47d44 | 89 | snprintf(file_name, 200, "client%d_%s.log", td->thread_number, name); |
ebac4655 JA |
90 | f = fopen(file_name, "w"); |
91 | if (!f) { | |
92 | perror("fopen log"); | |
93 | return; | |
94 | } | |
95 | ||
96 | for (i = 0; i < log->nr_samples; i++) | |
97 | fprintf(f, "%lu, %lu, %u\n", log->log[i].time, log->log[i].val, log->log[i].ddir); | |
98 | ||
99 | fclose(f); | |
100 | free(log->log); | |
101 | free(log); | |
102 | } | |
103 | ||
104 | static struct thread_data *get_new_job(int global, struct thread_data *parent) | |
105 | { | |
106 | struct thread_data *td; | |
107 | ||
108 | if (global) | |
109 | return &def_thread; | |
110 | if (thread_number >= max_jobs) | |
111 | return NULL; | |
112 | ||
113 | td = &threads[thread_number++]; | |
4ae3f763 JA |
114 | if (parent) |
115 | *td = *parent; | |
116 | else | |
117 | memset(td, 0, sizeof(*td)); | |
ebac4655 JA |
118 | |
119 | td->fd = -1; | |
120 | td->thread_number = thread_number; | |
121 | ||
122 | td->ddir = parent->ddir; | |
123 | td->ioprio = parent->ioprio; | |
124 | td->sequential = parent->sequential; | |
125 | td->bs = parent->bs; | |
126 | td->min_bs = parent->min_bs; | |
127 | td->max_bs = parent->max_bs; | |
128 | td->odirect = parent->odirect; | |
129 | td->thinktime = parent->thinktime; | |
130 | td->fsync_blocks = parent->fsync_blocks; | |
131 | td->start_delay = parent->start_delay; | |
132 | td->timeout = parent->timeout; | |
133 | td->io_engine = parent->io_engine; | |
134 | td->create_file = parent->create_file; | |
135 | td->overwrite = parent->overwrite; | |
136 | td->invalidate_cache = parent->invalidate_cache; | |
137 | td->file_size = parent->file_size; | |
138 | td->file_offset = parent->file_offset; | |
20dc95c4 JA |
139 | td->zone_size = parent->zone_size; |
140 | td->zone_skip = parent->zone_skip; | |
ebac4655 JA |
141 | td->rate = parent->rate; |
142 | td->ratemin = parent->ratemin; | |
143 | td->ratecycle = parent->ratecycle; | |
144 | td->iodepth = parent->iodepth; | |
145 | td->sync_io = parent->sync_io; | |
146 | td->mem_type = parent->mem_type; | |
147 | td->bw_avg_time = parent->bw_avg_time; | |
148 | td->create_serialize = parent->create_serialize; | |
149 | td->create_fsync = parent->create_fsync; | |
150 | td->loops = parent->loops; | |
151 | td->verify = parent->verify; | |
152 | td->stonewall = parent->stonewall; | |
153 | td->numjobs = parent->numjobs; | |
154 | td->use_thread = parent->use_thread; | |
155 | td->do_disk_util = parent->do_disk_util; | |
156 | memcpy(&td->cpumask, &parent->cpumask, sizeof(td->cpumask)); | |
157 | strcpy(td->io_engine_name, parent->io_engine_name); | |
158 | ||
159 | return td; | |
160 | } | |
161 | ||
162 | static void put_job(struct thread_data *td) | |
163 | { | |
164 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
165 | thread_number--; | |
166 | } | |
167 | ||
75154845 | 168 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 169 | { |
3d60d1ed JA |
170 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
171 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
172 | struct stat sb; |
173 | int numjobs, ddir; | |
174 | ||
175 | #ifndef FIO_HAVE_LIBAIO | |
176 | if (td->io_engine == FIO_LIBAIO) { | |
177 | fprintf(stderr, "Linux libaio not available\n"); | |
178 | return 1; | |
179 | } | |
180 | #endif | |
181 | #ifndef FIO_HAVE_POSIXAIO | |
182 | if (td->io_engine == FIO_POSIXAIO) { | |
183 | fprintf(stderr, "posix aio not available\n"); | |
184 | return 1; | |
185 | } | |
186 | #endif | |
ebac4655 JA |
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 | 220 | } else |
aea47d44 | 221 | strncpy(td->file_name, jobname, sizeof(td->file_name) - 1); |
ebac4655 JA |
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); |
75154845 JA |
252 | |
253 | if (!job_add_num) | |
254 | printf("Client%d (g=%d): rw=%s, odir=%d, bs=%d-%d, rate=%d, ioengine=%s, iodepth=%d\n", td->thread_number, td->groupid, ddir_str[ddir], td->odirect, td->min_bs, td->max_bs, td->rate, td->io_engine_name, td->iodepth); | |
255 | else if (job_add_num == 1) | |
256 | printf("...\n"); | |
ebac4655 JA |
257 | |
258 | /* | |
259 | * recurse add identical jobs, clear numjobs and stonewall options | |
260 | * as they don't apply to sub-jobs | |
261 | */ | |
262 | numjobs = td->numjobs; | |
263 | while (--numjobs) { | |
264 | struct thread_data *td_new = get_new_job(0, td); | |
265 | ||
266 | if (!td_new) | |
267 | goto err; | |
268 | ||
269 | td_new->numjobs = 1; | |
270 | td_new->stonewall = 0; | |
eba09dd3 | 271 | td_new->jobnum = numjobs; |
75154845 | 272 | job_add_num = numjobs - 1; |
ebac4655 | 273 | |
75154845 | 274 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
275 | goto err; |
276 | } | |
277 | return 0; | |
278 | err: | |
279 | put_job(td); | |
280 | return -1; | |
281 | } | |
282 | ||
283 | int init_random_state(struct thread_data *td) | |
284 | { | |
285 | unsigned long seed; | |
286 | int fd, num_maps, blocks; | |
287 | ||
1ac267bb | 288 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
289 | if (fd == -1) { |
290 | td_verror(td, errno); | |
291 | return 1; | |
292 | } | |
293 | ||
294 | if (read(fd, &seed, sizeof(seed)) < (int) sizeof(seed)) { | |
295 | td_verror(td, EIO); | |
296 | close(fd); | |
297 | return 1; | |
298 | } | |
299 | ||
300 | close(fd); | |
301 | ||
302 | srand48_r(seed, &td->bsrange_state); | |
303 | srand48_r(seed, &td->verify_state); | |
304 | ||
305 | if (td->sequential) | |
306 | return 0; | |
307 | ||
308 | if (repeatable) | |
309 | seed = DEF_RANDSEED; | |
310 | ||
311 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
312 | num_maps = blocks / BLOCKS_PER_MAP; | |
313 | td->file_map = malloc(num_maps * sizeof(long)); | |
314 | td->num_maps = num_maps; | |
315 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
316 | ||
317 | srand48_r(seed, &td->random_state); | |
318 | return 0; | |
319 | } | |
320 | ||
321 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
322 | { | |
323 | #ifdef FIO_HAVE_CPU_AFFINITY | |
324 | unsigned int i; | |
325 | ||
326 | CPU_ZERO(&cpumask); | |
327 | ||
328 | for (i = 0; i < sizeof(int) * 8; i++) { | |
329 | if ((1 << i) & cpu) | |
330 | CPU_SET(i, &cpumask); | |
331 | } | |
332 | #endif | |
333 | } | |
334 | ||
335 | static unsigned long get_mult(char c) | |
336 | { | |
337 | switch (c) { | |
338 | case 'k': | |
339 | case 'K': | |
340 | return 1024; | |
341 | case 'm': | |
342 | case 'M': | |
343 | return 1024 * 1024; | |
344 | case 'g': | |
345 | case 'G': | |
346 | return 1024 * 1024 * 1024; | |
347 | default: | |
348 | return 1; | |
349 | } | |
350 | } | |
351 | ||
352 | /* | |
353 | * convert string after '=' into decimal value, noting any size suffix | |
354 | */ | |
355 | static int str_cnv(char *p, unsigned long long *val) | |
356 | { | |
357 | char *str; | |
358 | int len; | |
359 | ||
f5d3e5ec | 360 | str = strchr(p, '='); |
ebac4655 JA |
361 | if (!str) |
362 | return 1; | |
363 | ||
364 | str++; | |
365 | len = strlen(str); | |
366 | ||
367 | *val = strtoul(str, NULL, 10); | |
368 | if (*val == ULONG_MAX && errno == ERANGE) | |
369 | return 1; | |
370 | ||
9d0d4247 | 371 | *val *= get_mult(str[len - 1]); |
ebac4655 JA |
372 | return 0; |
373 | } | |
374 | ||
375 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
376 | { | |
20dc95c4 | 377 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
378 | return 1; |
379 | ||
380 | return str_cnv(p, val); | |
381 | } | |
382 | ||
383 | static void strip_blank_front(char **p) | |
384 | { | |
385 | char *s = *p; | |
386 | ||
4ae3f763 | 387 | while (isspace(*s)) |
ebac4655 JA |
388 | s++; |
389 | } | |
390 | ||
391 | static void strip_blank_end(char *p) | |
392 | { | |
4ae3f763 | 393 | char *s = p + strlen(p) - 1; |
ebac4655 | 394 | |
4ae3f763 JA |
395 | while (isspace(*s) || iscntrl(*s)) |
396 | s--; | |
aea47d44 | 397 | |
4ae3f763 | 398 | *(s + 1) = '\0'; |
aea47d44 JA |
399 | } |
400 | ||
ebac4655 JA |
401 | typedef int (str_cb_fn)(struct thread_data *, char *); |
402 | ||
403 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
404 | { | |
405 | char *s = strstr(p, name); | |
406 | ||
407 | if (!s) | |
408 | return 1; | |
409 | ||
f5d3e5ec | 410 | s = strchr(s, '='); |
ebac4655 JA |
411 | if (!s) |
412 | return 1; | |
413 | ||
414 | s++; | |
415 | strip_blank_front(&s); | |
416 | return cb(td, s); | |
417 | } | |
418 | ||
419 | static int check_strstore(char *p, char *name, char *dest) | |
420 | { | |
421 | char *s = strstr(p, name); | |
422 | ||
423 | if (!s) | |
424 | return 1; | |
425 | ||
f5d3e5ec | 426 | s = strchr(p, '='); |
ebac4655 JA |
427 | if (!s) |
428 | return 1; | |
429 | ||
430 | s++; | |
431 | strip_blank_front(&s); | |
432 | ||
433 | strcpy(dest, s); | |
ebac4655 JA |
434 | return 0; |
435 | } | |
436 | ||
01617be6 | 437 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 438 | { |
01617be6 | 439 | char suffix; |
ebac4655 | 440 | |
01617be6 JA |
441 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
442 | *val *= get_mult(suffix); | |
ebac4655 JA |
443 | return 0; |
444 | } | |
445 | ||
01617be6 | 446 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 447 | return 0; |
ebac4655 | 448 | |
01617be6 JA |
449 | return 1; |
450 | } | |
451 | ||
452 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
453 | { | |
454 | char option[128]; | |
455 | char *str, *p1, *p2; | |
456 | ||
457 | strcpy(option, p); | |
458 | p = option; | |
459 | ||
460 | str = strstr(p, name); | |
461 | if (!str) | |
462 | return 1; | |
ebac4655 | 463 | |
01617be6 JA |
464 | p += strlen(name); |
465 | ||
466 | str = strchr(p, '='); | |
467 | if (!str) | |
468 | return 1; | |
469 | ||
470 | /* | |
471 | * 'p' now holds whatever is after the '=' sign | |
472 | */ | |
473 | p1 = str + 1; | |
474 | ||
475 | /* | |
476 | * terminate p1 at the '-' sign | |
477 | */ | |
478 | p = strchr(p1, '-'); | |
479 | if (!p) | |
480 | return 1; | |
481 | ||
482 | p2 = p + 1; | |
483 | *p = '\0'; | |
484 | ||
485 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
486 | return 0; |
487 | ||
488 | return 1; | |
ebac4655 JA |
489 | } |
490 | ||
491 | static int check_int(char *p, char *name, unsigned int *val) | |
492 | { | |
f5d3e5ec | 493 | char *str; |
ebac4655 | 494 | |
b6754f9d JA |
495 | if (strncmp(p, name, strlen(name))) |
496 | return 1; | |
497 | ||
f5d3e5ec JA |
498 | str = strstr(p, name); |
499 | if (!str) | |
500 | return 1; | |
501 | ||
502 | str = strchr(p, '='); | |
503 | if (!str) | |
504 | return 1; | |
505 | ||
506 | str++; | |
ebac4655 | 507 | |
f5d3e5ec | 508 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
509 | return 0; |
510 | ||
511 | return 1; | |
512 | } | |
513 | ||
514 | static int check_strset(char *p, char *name) | |
515 | { | |
516 | return strncmp(p, name, strlen(name)); | |
517 | } | |
518 | ||
519 | static int is_empty_or_comment(char *line) | |
520 | { | |
521 | unsigned int i; | |
522 | ||
523 | for (i = 0; i < strlen(line); i++) { | |
524 | if (line[i] == ';') | |
525 | return 1; | |
526 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
527 | return 0; | |
528 | } | |
529 | ||
530 | return 1; | |
531 | } | |
532 | ||
533 | static int str_rw_cb(struct thread_data *td, char *mem) | |
534 | { | |
535 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
536 | td->ddir = DDIR_READ; | |
537 | td->sequential = 1; | |
538 | return 0; | |
539 | } else if (!strncmp(mem, "randread", 8)) { | |
540 | td->ddir = DDIR_READ; | |
541 | td->sequential = 0; | |
542 | return 0; | |
543 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
544 | td->ddir = DDIR_WRITE; | |
545 | td->sequential = 1; | |
546 | return 0; | |
547 | } else if (!strncmp(mem, "randwrite", 9)) { | |
548 | td->ddir = DDIR_WRITE; | |
549 | td->sequential = 0; | |
550 | return 0; | |
3d60d1ed JA |
551 | } else if (!strncmp(mem, "rw", 2)) { |
552 | td->ddir = 0; | |
553 | td->iomix = 1; | |
554 | td->sequential = 1; | |
555 | return 0; | |
556 | } else if (!strncmp(mem, "randrw", 6)) { | |
557 | td->ddir = 0; | |
558 | td->iomix = 1; | |
559 | td->sequential = 0; | |
560 | return 0; | |
ebac4655 JA |
561 | } |
562 | ||
563 | fprintf(stderr, "bad data direction: %s\n", mem); | |
564 | return 1; | |
565 | } | |
566 | ||
567 | static int str_verify_cb(struct thread_data *td, char *mem) | |
568 | { | |
569 | if (!strncmp(mem, "0", 1)) { | |
570 | td->verify = VERIFY_NONE; | |
571 | return 0; | |
572 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
573 | td->verify = VERIFY_MD5; | |
574 | return 0; | |
575 | } else if (!strncmp(mem, "crc32", 5)) { | |
576 | td->verify = VERIFY_CRC32; | |
577 | return 0; | |
578 | } | |
579 | ||
580 | fprintf(stderr, "bad verify type: %s\n", mem); | |
581 | return 1; | |
582 | } | |
583 | ||
584 | static int str_mem_cb(struct thread_data *td, char *mem) | |
585 | { | |
586 | if (!strncmp(mem, "malloc", 6)) { | |
587 | td->mem_type = MEM_MALLOC; | |
588 | return 0; | |
589 | } else if (!strncmp(mem, "shm", 3)) { | |
590 | td->mem_type = MEM_SHM; | |
591 | return 0; | |
592 | } else if (!strncmp(mem, "mmap", 4)) { | |
593 | td->mem_type = MEM_MMAP; | |
594 | return 0; | |
595 | } | |
596 | ||
597 | fprintf(stderr, "bad mem type: %s\n", mem); | |
598 | return 1; | |
599 | } | |
600 | ||
601 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
602 | { | |
603 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
604 | !strncmp(str, "libaio", 6)) { | |
605 | strcpy(td->io_engine_name, "libaio"); | |
606 | td->io_engine = FIO_LIBAIO; | |
607 | return 0; | |
608 | } else if (!strncmp(str, "posixaio", 8)) { | |
609 | strcpy(td->io_engine_name, "posixaio"); | |
610 | td->io_engine = FIO_POSIXAIO; | |
611 | return 0; | |
612 | } else if (!strncmp(str, "sync", 4)) { | |
613 | strcpy(td->io_engine_name, "sync"); | |
614 | td->io_engine = FIO_SYNCIO; | |
615 | return 0; | |
616 | } else if (!strncmp(str, "mmap", 4)) { | |
617 | strcpy(td->io_engine_name, "mmap"); | |
618 | td->io_engine = FIO_MMAPIO; | |
619 | return 0; | |
620 | } else if (!strncmp(str, "sgio", 4)) { | |
621 | strcpy(td->io_engine_name, "sgio"); | |
622 | td->io_engine = FIO_SGIO; | |
623 | return 0; | |
8756e4d4 JA |
624 | } else if (!strncmp(str, "splice", 6)) { |
625 | strcpy(td->io_engine_name, "splice"); | |
626 | td->io_engine = FIO_SPLICEIO; | |
627 | return 0; | |
ebac4655 JA |
628 | } |
629 | ||
630 | fprintf(stderr, "bad ioengine type: %s\n", str); | |
631 | return 1; | |
632 | } | |
633 | ||
aea47d44 JA |
634 | static int str_iolog_cb(struct thread_data *td, char *file) |
635 | { | |
aea47d44 JA |
636 | strncpy(td->iolog_file, file, sizeof(td->iolog_file) - 1); |
637 | ||
638 | return 0; | |
639 | } | |
ebac4655 JA |
640 | |
641 | int parse_jobs_ini(char *file) | |
642 | { | |
643 | unsigned int prioclass, prio, cpu, global; | |
644 | unsigned long long ull; | |
645 | unsigned long ul1, ul2; | |
646 | struct thread_data *td; | |
647 | char *string, *name; | |
648 | fpos_t off; | |
649 | FILE *f; | |
650 | char *p; | |
651 | ||
652 | f = fopen(file, "r"); | |
653 | if (!f) { | |
aea47d44 | 654 | perror("fopen job file"); |
ebac4655 JA |
655 | return 1; |
656 | } | |
657 | ||
658 | string = malloc(4096); | |
659 | name = malloc(256); | |
660 | ||
661 | while ((p = fgets(string, 4096, f)) != NULL) { | |
662 | if (is_empty_or_comment(p)) | |
663 | continue; | |
664 | if (sscanf(p, "[%s]", name) != 1) | |
665 | continue; | |
666 | ||
667 | global = !strncmp(name, "global", 6); | |
668 | ||
669 | name[strlen(name) - 1] = '\0'; | |
670 | ||
671 | td = get_new_job(global, &def_thread); | |
672 | if (!td) | |
673 | return 1; | |
674 | ||
ebac4655 JA |
675 | fgetpos(f, &off); |
676 | while ((p = fgets(string, 4096, f)) != NULL) { | |
677 | if (is_empty_or_comment(p)) | |
678 | continue; | |
679 | if (strstr(p, "[")) | |
680 | break; | |
b6754f9d | 681 | strip_blank_front(&p); |
4ae3f763 | 682 | strip_blank_end(p); |
aea47d44 | 683 | |
ebac4655 JA |
684 | if (!check_int(p, "prio", &prio)) { |
685 | #ifndef FIO_HAVE_IOPRIO | |
686 | fprintf(stderr, "io priorities not available\n"); | |
687 | return 1; | |
688 | #endif | |
8756e4d4 | 689 | td->ioprio |= prio; |
ebac4655 JA |
690 | fgetpos(f, &off); |
691 | continue; | |
692 | } | |
693 | if (!check_int(p, "prioclass", &prioclass)) { | |
694 | #ifndef FIO_HAVE_IOPRIO | |
695 | fprintf(stderr, "io priorities not available\n"); | |
696 | return 1; | |
697 | #endif | |
8756e4d4 | 698 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
699 | fgetpos(f, &off); |
700 | continue; | |
701 | } | |
702 | if (!check_int(p, "direct", &td->odirect)) { | |
703 | fgetpos(f, &off); | |
704 | continue; | |
705 | } | |
706 | if (!check_int(p, "rate", &td->rate)) { | |
707 | fgetpos(f, &off); | |
708 | continue; | |
709 | } | |
710 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
711 | fgetpos(f, &off); | |
712 | continue; | |
713 | } | |
714 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
715 | fgetpos(f, &off); | |
716 | continue; | |
717 | } | |
718 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
719 | fgetpos(f, &off); | |
720 | continue; | |
721 | } | |
722 | if (!check_int(p, "cpumask", &cpu)) { | |
723 | #ifndef FIO_HAVE_CPU_AFFINITY | |
724 | fprintf(stderr, "cpu affinity not available\n"); | |
725 | return 1; | |
726 | #endif | |
727 | fill_cpu_mask(td->cpumask, cpu); | |
728 | fgetpos(f, &off); | |
729 | continue; | |
730 | } | |
731 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
732 | fgetpos(f, &off); | |
fc1a4713 | 733 | td->end_fsync = 1; |
ebac4655 JA |
734 | continue; |
735 | } | |
736 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
737 | fgetpos(f, &off); | |
738 | continue; | |
739 | } | |
740 | if (!check_int(p, "timeout", &td->timeout)) { | |
741 | fgetpos(f, &off); | |
742 | continue; | |
743 | } | |
744 | if (!check_int(p, "invalidate",&td->invalidate_cache)) { | |
745 | fgetpos(f, &off); | |
746 | continue; | |
747 | } | |
748 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
749 | fgetpos(f, &off); | |
750 | continue; | |
751 | } | |
752 | if (!check_int(p, "sync", &td->sync_io)) { | |
753 | fgetpos(f, &off); | |
754 | continue; | |
755 | } | |
756 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
757 | fgetpos(f, &off); | |
758 | continue; | |
759 | } | |
760 | if (!check_int(p, "create_serialize", &td->create_serialize)) { | |
761 | fgetpos(f, &off); | |
762 | continue; | |
763 | } | |
764 | if (!check_int(p, "create_fsync", &td->create_fsync)) { | |
765 | fgetpos(f, &off); | |
766 | continue; | |
767 | } | |
fc1a4713 JA |
768 | if (!check_int(p, "end_fsync", &td->end_fsync)) { |
769 | fgetpos(f, &off); | |
770 | continue; | |
771 | } | |
ebac4655 JA |
772 | if (!check_int(p, "loops", &td->loops)) { |
773 | fgetpos(f, &off); | |
774 | continue; | |
775 | } | |
776 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
777 | fgetpos(f, &off); | |
778 | continue; | |
779 | } | |
780 | if (!check_int(p, "overwrite", &td->overwrite)) { | |
781 | fgetpos(f, &off); | |
782 | continue; | |
783 | } | |
784 | if (!check_range(p, "bsrange", &ul1, &ul2)) { | |
785 | if (ul1 > ul2) { | |
786 | td->max_bs = ul1; | |
787 | td->min_bs = ul2; | |
788 | } else { | |
789 | td->max_bs = ul2; | |
790 | td->min_bs = ul1; | |
791 | } | |
792 | fgetpos(f, &off); | |
793 | continue; | |
794 | } | |
795 | if (!check_strcnv(p, "bs", &ull)) { | |
796 | td->bs = ull; | |
797 | fgetpos(f, &off); | |
798 | continue; | |
799 | } | |
800 | if (!check_strcnv(p, "size", &td->file_size)) { | |
801 | fgetpos(f, &off); | |
802 | continue; | |
803 | } | |
804 | if (!check_strcnv(p, "offset", &td->file_offset)) { | |
805 | fgetpos(f, &off); | |
20dc95c4 JA |
806 | continue; |
807 | } | |
808 | if (!check_strcnv(p, "zonesize", &td->zone_size)) { | |
809 | fgetpos(f, &off); | |
810 | continue; | |
811 | } | |
812 | if (!check_strcnv(p, "zoneskip", &td->zone_skip)) { | |
813 | fgetpos(f, &off); | |
ebac4655 JA |
814 | continue; |
815 | } | |
c04f7ec3 JA |
816 | if (!check_strcnv(p, "lockmem", &mlock_size)) { |
817 | fgetpos(f, &off); | |
818 | continue; | |
819 | } | |
ebac4655 JA |
820 | if (!check_strstore(p, "directory", td->directory)) { |
821 | fgetpos(f, &off); | |
822 | continue; | |
823 | } | |
824 | if (!check_str(p, "mem", str_mem_cb, td)) { | |
825 | fgetpos(f, &off); | |
826 | continue; | |
827 | } | |
828 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
829 | fgetpos(f, &off); | |
830 | continue; | |
831 | } | |
832 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
833 | fgetpos(f, &off); | |
834 | continue; | |
835 | } | |
836 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
837 | fgetpos(f, &off); | |
838 | continue; | |
839 | } | |
840 | if (!check_strset(p, "create")) { | |
841 | td->create_file = 1; | |
842 | fgetpos(f, &off); | |
843 | continue; | |
844 | } | |
845 | if (!check_strset(p, "exitall")) { | |
846 | exitall_on_terminate = 1; | |
847 | fgetpos(f, &off); | |
848 | continue; | |
849 | } | |
850 | if (!check_strset(p, "stonewall")) { | |
851 | td->stonewall = 1; | |
852 | fgetpos(f, &off); | |
853 | continue; | |
854 | } | |
855 | if (!check_strset(p, "thread")) { | |
856 | td->use_thread = 1; | |
857 | fgetpos(f, &off); | |
858 | continue; | |
859 | } | |
aea47d44 JA |
860 | if (!check_str(p, "iolog", str_iolog_cb, td)) { |
861 | td->iolog = 1; | |
862 | fgetpos(f, &off); | |
863 | continue; | |
864 | } | |
ebac4655 JA |
865 | |
866 | printf("Client%d: bad option %s\n",td->thread_number,p); | |
aea47d44 | 867 | return 1; |
ebac4655 JA |
868 | } |
869 | fsetpos(f, &off); | |
870 | ||
75154845 | 871 | if (add_job(td, name, 0)) |
ebac4655 JA |
872 | return 1; |
873 | } | |
874 | ||
875 | free(string); | |
876 | free(name); | |
877 | fclose(f); | |
878 | return 0; | |
879 | } | |
880 | ||
881 | static int fill_def_thread(void) | |
882 | { | |
883 | memset(&def_thread, 0, sizeof(def_thread)); | |
884 | ||
885 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
886 | perror("sched_getaffinity"); | |
887 | return 1; | |
888 | } | |
889 | ||
890 | /* | |
891 | * fill globals | |
892 | */ | |
893 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 894 | def_thread.iomix = 0; |
ebac4655 JA |
895 | def_thread.bs = DEF_BS; |
896 | def_thread.min_bs = -1; | |
897 | def_thread.max_bs = -1; | |
898 | def_thread.io_engine = DEF_IO_ENGINE; | |
899 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
900 | def_thread.odirect = DEF_ODIRECT; | |
901 | def_thread.ratecycle = DEF_RATE_CYCLE; | |
902 | def_thread.sequential = DEF_SEQUENTIAL; | |
903 | def_thread.timeout = DEF_TIMEOUT; | |
904 | def_thread.create_file = DEF_CREATE; | |
905 | def_thread.overwrite = DEF_OVERWRITE; | |
906 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
907 | def_thread.sync_io = DEF_SYNCIO; | |
908 | def_thread.mem_type = MEM_MALLOC; | |
909 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
910 | def_thread.create_serialize = DEF_CREATE_SER; | |
911 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
912 | def_thread.loops = DEF_LOOPS; | |
913 | def_thread.verify = DEF_VERIFY; | |
914 | def_thread.stonewall = DEF_STONEWALL; | |
915 | def_thread.numjobs = DEF_NUMJOBS; | |
916 | def_thread.use_thread = DEF_USE_THREAD; | |
917 | #ifdef FIO_HAVE_DISK_UTIL | |
918 | def_thread.do_disk_util = 1; | |
919 | #endif | |
920 | ||
921 | return 0; | |
922 | } | |
923 | ||
4785f995 JA |
924 | static void usage(char *name) |
925 | { | |
926 | printf("%s\n", fio_version_string); | |
927 | printf("\t-s IO is sequential\n"); | |
928 | printf("\t-b Block size in KiB for each IO\n"); | |
929 | printf("\t-t Runtime in seconds\n"); | |
930 | printf("\t-R Exit all threads on failure to meet rate goal\n"); | |
931 | printf("\t-o Use O_DIRECT\n"); | |
932 | printf("\t-l Generate per-job latency logs\n"); | |
933 | printf("\t-w Generate per-job bandwidth logs\n"); | |
934 | printf("\t-f Job file (Required)\n"); | |
935 | printf("\t-v Print version info and exit\n"); | |
936 | } | |
937 | ||
ebac4655 JA |
938 | static void parse_cmd_line(int argc, char *argv[]) |
939 | { | |
940 | int c; | |
941 | ||
4785f995 | 942 | while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvh")) != EOF) { |
ebac4655 JA |
943 | switch (c) { |
944 | case 's': | |
945 | def_thread.sequential = !!atoi(optarg); | |
946 | break; | |
947 | case 'b': | |
948 | def_thread.bs = atoi(optarg); | |
949 | def_thread.bs <<= 10; | |
950 | if (!def_thread.bs) { | |
951 | printf("bad block size\n"); | |
952 | def_thread.bs = DEF_BS; | |
953 | } | |
954 | break; | |
955 | case 't': | |
956 | def_thread.timeout = atoi(optarg); | |
957 | break; | |
958 | case 'r': | |
959 | repeatable = !!atoi(optarg); | |
960 | break; | |
961 | case 'R': | |
962 | rate_quit = !!atoi(optarg); | |
963 | break; | |
964 | case 'o': | |
965 | def_thread.odirect = !!atoi(optarg); | |
966 | break; | |
967 | case 'f': | |
968 | ini_file = strdup(optarg); | |
969 | break; | |
970 | case 'l': | |
971 | write_lat_log = 1; | |
972 | break; | |
973 | case 'w': | |
974 | write_bw_log = 1; | |
975 | break; | |
4785f995 JA |
976 | case 'h': |
977 | usage(argv[0]); | |
978 | exit(0); | |
ebac4655 JA |
979 | case 'v': |
980 | printf("%s\n", fio_version_string); | |
981 | exit(0); | |
982 | } | |
983 | } | |
c9fad893 JA |
984 | |
985 | if (!ini_file && argc > 1 && argv[argc - 1][0] != '-') | |
986 | ini_file = strdup(argv[argc - 1]); | |
ebac4655 JA |
987 | } |
988 | ||
989 | static void free_shm(void) | |
990 | { | |
991 | struct shmid_ds sbuf; | |
992 | ||
993 | if (threads) { | |
994 | shmdt(threads); | |
995 | threads = NULL; | |
996 | shmctl(shm_id, IPC_RMID, &sbuf); | |
997 | } | |
998 | } | |
999 | ||
1000 | static int setup_thread_area(void) | |
1001 | { | |
1002 | /* | |
1003 | * 1024 is too much on some machines, scale max_jobs if | |
1004 | * we get a failure that looks like too large a shm segment | |
1005 | */ | |
1006 | do { | |
1007 | int s = max_jobs * sizeof(struct thread_data); | |
1008 | ||
1009 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1010 | if (shm_id != -1) | |
1011 | break; | |
1012 | if (errno != EINVAL) { | |
1013 | perror("shmget"); | |
1014 | break; | |
1015 | } | |
1016 | ||
1017 | max_jobs >>= 1; | |
1018 | } while (max_jobs); | |
1019 | ||
1020 | if (shm_id == -1) | |
1021 | return 1; | |
1022 | ||
1023 | threads = shmat(shm_id, NULL, 0); | |
1024 | if (threads == (void *) -1) { | |
1025 | perror("shmat"); | |
1026 | return 1; | |
1027 | } | |
1028 | ||
1029 | atexit(free_shm); | |
1030 | return 0; | |
1031 | } | |
1032 | ||
1033 | int parse_options(int argc, char *argv[]) | |
1034 | { | |
1035 | if (setup_thread_area()) | |
1036 | return 1; | |
1037 | if (fill_def_thread()) | |
1038 | return 1; | |
1039 | ||
1040 | parse_cmd_line(argc, argv); | |
1041 | ||
1042 | if (!ini_file) { | |
1043 | printf("Need job file\n"); | |
4785f995 | 1044 | usage(argv[0]); |
ebac4655 JA |
1045 | return 1; |
1046 | } | |
1047 | ||
c9fad893 JA |
1048 | if (parse_jobs_ini(ini_file)) { |
1049 | usage(argv[0]); | |
ebac4655 | 1050 | return 1; |
c9fad893 | 1051 | } |
ebac4655 JA |
1052 | |
1053 | return 0; | |
1054 | } |