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) | |
a6ccc7be JA |
39 | #define DEF_RWMIX_CYCLE (500) |
40 | #define DEF_RWMIX_READ (50) | |
ebac4655 | 41 | |
e8e387c1 | 42 | static char fio_version_string[] = "fio 1.3"; |
ebac4655 JA |
43 | |
44 | static int repeatable = DEF_RAND_REPEAT; | |
45 | static char *ini_file; | |
46 | static int max_jobs = MAX_JOBS; | |
47 | ||
48 | struct thread_data def_thread; | |
49 | struct thread_data *threads = NULL; | |
50 | ||
51 | int rate_quit = 0; | |
52 | int write_lat_log = 0; | |
53 | int write_bw_log = 0; | |
54 | int exitall_on_terminate = 0; | |
c04f7ec3 | 55 | unsigned long long mlock_size = 0; |
ebac4655 JA |
56 | |
57 | static int setup_rate(struct thread_data *td) | |
58 | { | |
59 | int nr_reads_per_sec; | |
60 | ||
61 | if (!td->rate) | |
62 | return 0; | |
63 | ||
64 | if (td->rate < td->ratemin) { | |
65 | fprintf(stderr, "min rate larger than nominal rate\n"); | |
66 | return -1; | |
67 | } | |
68 | ||
69 | nr_reads_per_sec = (td->rate * 1024) / td->min_bs; | |
70 | td->rate_usec_cycle = 1000000 / nr_reads_per_sec; | |
71 | td->rate_pending_usleep = 0; | |
72 | return 0; | |
73 | } | |
74 | ||
75 | static void setup_log(struct io_log **log) | |
76 | { | |
77 | struct io_log *l = malloc(sizeof(*l)); | |
78 | ||
79 | l->nr_samples = 0; | |
80 | l->max_samples = 1024; | |
81 | l->log = malloc(l->max_samples * sizeof(struct io_sample)); | |
82 | *log = l; | |
83 | } | |
84 | ||
85 | void finish_log(struct thread_data *td, struct io_log *log, const char *name) | |
86 | { | |
aea47d44 | 87 | char file_name[256]; |
ebac4655 JA |
88 | FILE *f; |
89 | unsigned int i; | |
90 | ||
aea47d44 | 91 | snprintf(file_name, 200, "client%d_%s.log", td->thread_number, name); |
ebac4655 JA |
92 | f = fopen(file_name, "w"); |
93 | if (!f) { | |
94 | perror("fopen log"); | |
95 | return; | |
96 | } | |
97 | ||
98 | for (i = 0; i < log->nr_samples; i++) | |
99 | fprintf(f, "%lu, %lu, %u\n", log->log[i].time, log->log[i].val, log->log[i].ddir); | |
100 | ||
101 | fclose(f); | |
102 | free(log->log); | |
103 | free(log); | |
104 | } | |
105 | ||
106 | static struct thread_data *get_new_job(int global, struct thread_data *parent) | |
107 | { | |
108 | struct thread_data *td; | |
109 | ||
110 | if (global) | |
111 | return &def_thread; | |
112 | if (thread_number >= max_jobs) | |
113 | return NULL; | |
114 | ||
115 | td = &threads[thread_number++]; | |
4ae3f763 JA |
116 | if (parent) |
117 | *td = *parent; | |
118 | else | |
119 | memset(td, 0, sizeof(*td)); | |
ebac4655 JA |
120 | |
121 | td->fd = -1; | |
122 | td->thread_number = thread_number; | |
123 | ||
124 | td->ddir = parent->ddir; | |
125 | td->ioprio = parent->ioprio; | |
126 | td->sequential = parent->sequential; | |
127 | td->bs = parent->bs; | |
128 | td->min_bs = parent->min_bs; | |
129 | td->max_bs = parent->max_bs; | |
130 | td->odirect = parent->odirect; | |
131 | td->thinktime = parent->thinktime; | |
132 | td->fsync_blocks = parent->fsync_blocks; | |
133 | td->start_delay = parent->start_delay; | |
134 | td->timeout = parent->timeout; | |
135 | td->io_engine = parent->io_engine; | |
136 | td->create_file = parent->create_file; | |
137 | td->overwrite = parent->overwrite; | |
138 | td->invalidate_cache = parent->invalidate_cache; | |
139 | td->file_size = parent->file_size; | |
140 | td->file_offset = parent->file_offset; | |
20dc95c4 JA |
141 | td->zone_size = parent->zone_size; |
142 | td->zone_skip = parent->zone_skip; | |
ebac4655 JA |
143 | td->rate = parent->rate; |
144 | td->ratemin = parent->ratemin; | |
145 | td->ratecycle = parent->ratecycle; | |
146 | td->iodepth = parent->iodepth; | |
147 | td->sync_io = parent->sync_io; | |
148 | td->mem_type = parent->mem_type; | |
149 | td->bw_avg_time = parent->bw_avg_time; | |
150 | td->create_serialize = parent->create_serialize; | |
151 | td->create_fsync = parent->create_fsync; | |
152 | td->loops = parent->loops; | |
153 | td->verify = parent->verify; | |
154 | td->stonewall = parent->stonewall; | |
155 | td->numjobs = parent->numjobs; | |
156 | td->use_thread = parent->use_thread; | |
157 | td->do_disk_util = parent->do_disk_util; | |
158 | memcpy(&td->cpumask, &parent->cpumask, sizeof(td->cpumask)); | |
159 | strcpy(td->io_engine_name, parent->io_engine_name); | |
160 | ||
161 | return td; | |
162 | } | |
163 | ||
164 | static void put_job(struct thread_data *td) | |
165 | { | |
166 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
167 | thread_number--; | |
168 | } | |
169 | ||
75154845 | 170 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 171 | { |
3d60d1ed JA |
172 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
173 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
174 | struct stat sb; |
175 | int numjobs, ddir; | |
176 | ||
177 | #ifndef FIO_HAVE_LIBAIO | |
178 | if (td->io_engine == FIO_LIBAIO) { | |
179 | fprintf(stderr, "Linux libaio not available\n"); | |
180 | return 1; | |
181 | } | |
182 | #endif | |
183 | #ifndef FIO_HAVE_POSIXAIO | |
184 | if (td->io_engine == FIO_POSIXAIO) { | |
185 | fprintf(stderr, "posix aio not available\n"); | |
186 | return 1; | |
187 | } | |
188 | #endif | |
ebac4655 JA |
189 | |
190 | /* | |
191 | * the def_thread is just for options, it's not a real job | |
192 | */ | |
193 | if (td == &def_thread) | |
194 | return 0; | |
195 | ||
196 | if (td->io_engine & FIO_SYNCIO) | |
197 | td->iodepth = 1; | |
198 | else { | |
199 | if (!td->iodepth) | |
200 | td->iodepth = 1; | |
201 | } | |
202 | ||
20dc95c4 JA |
203 | /* |
204 | * only really works for sequential io for now | |
205 | */ | |
206 | if (td->zone_size && !td->sequential) | |
207 | td->zone_size = 0; | |
208 | ||
ebac4655 | 209 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
210 | if (!stat(jobname, &sb)) { |
211 | if (S_ISBLK(sb.st_mode)) | |
212 | td->filetype = FIO_TYPE_BD; | |
213 | else if (S_ISCHR(sb.st_mode)) | |
214 | td->filetype = FIO_TYPE_CHAR; | |
215 | } | |
ebac4655 JA |
216 | |
217 | if (td->filetype == FIO_TYPE_FILE) { | |
218 | if (td->directory[0] != '\0') | |
eba09dd3 | 219 | sprintf(td->file_name, "%s/%s.%d", td->directory, jobname, td->jobnum); |
ebac4655 | 220 | else |
eba09dd3 | 221 | sprintf(td->file_name, "%s.%d", jobname, td->jobnum); |
ebac4655 | 222 | } else |
aea47d44 | 223 | strncpy(td->file_name, jobname, sizeof(td->file_name) - 1); |
ebac4655 JA |
224 | |
225 | sem_init(&td->mutex, 0, 0); | |
226 | ||
227 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
228 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
229 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
230 | ||
231 | if (td->min_bs == -1U) | |
232 | td->min_bs = td->bs; | |
233 | if (td->max_bs == -1U) | |
234 | td->max_bs = td->bs; | |
3d60d1ed | 235 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
236 | td->verify = 0; |
237 | ||
238 | if (td->stonewall && td->thread_number > 1) | |
239 | groupid++; | |
240 | ||
241 | td->groupid = groupid; | |
242 | ||
243 | if (setup_rate(td)) | |
244 | goto err; | |
245 | ||
246 | if (write_lat_log) { | |
247 | setup_log(&td->slat_log); | |
248 | setup_log(&td->clat_log); | |
249 | } | |
250 | if (write_bw_log) | |
251 | setup_log(&td->bw_log); | |
252 | ||
3d60d1ed | 253 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
75154845 JA |
254 | |
255 | if (!job_add_num) | |
256 | 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); | |
257 | else if (job_add_num == 1) | |
258 | printf("...\n"); | |
ebac4655 JA |
259 | |
260 | /* | |
261 | * recurse add identical jobs, clear numjobs and stonewall options | |
262 | * as they don't apply to sub-jobs | |
263 | */ | |
264 | numjobs = td->numjobs; | |
265 | while (--numjobs) { | |
266 | struct thread_data *td_new = get_new_job(0, td); | |
267 | ||
268 | if (!td_new) | |
269 | goto err; | |
270 | ||
271 | td_new->numjobs = 1; | |
272 | td_new->stonewall = 0; | |
eba09dd3 | 273 | td_new->jobnum = numjobs; |
75154845 | 274 | job_add_num = numjobs - 1; |
ebac4655 | 275 | |
75154845 | 276 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
277 | goto err; |
278 | } | |
279 | return 0; | |
280 | err: | |
281 | put_job(td); | |
282 | return -1; | |
283 | } | |
284 | ||
285 | int init_random_state(struct thread_data *td) | |
286 | { | |
a6ccc7be | 287 | unsigned long seeds[4]; |
ebac4655 JA |
288 | int fd, num_maps, blocks; |
289 | ||
1ac267bb | 290 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
291 | if (fd == -1) { |
292 | td_verror(td, errno); | |
293 | return 1; | |
294 | } | |
295 | ||
a6ccc7be | 296 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
ebac4655 JA |
297 | td_verror(td, EIO); |
298 | close(fd); | |
299 | return 1; | |
300 | } | |
301 | ||
302 | close(fd); | |
303 | ||
a6ccc7be JA |
304 | srand48_r(seeds[0], &td->bsrange_state); |
305 | srand48_r(seeds[1], &td->verify_state); | |
306 | srand48_r(seeds[2], &td->rwmix_state); | |
ebac4655 JA |
307 | |
308 | if (td->sequential) | |
309 | return 0; | |
310 | ||
311 | if (repeatable) | |
a6ccc7be | 312 | seeds[3] = DEF_RANDSEED; |
ebac4655 JA |
313 | |
314 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
315 | num_maps = blocks / BLOCKS_PER_MAP; | |
316 | td->file_map = malloc(num_maps * sizeof(long)); | |
317 | td->num_maps = num_maps; | |
318 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
319 | ||
a6ccc7be | 320 | srand48_r(seeds[3], &td->random_state); |
ebac4655 JA |
321 | return 0; |
322 | } | |
323 | ||
324 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
325 | { | |
326 | #ifdef FIO_HAVE_CPU_AFFINITY | |
327 | unsigned int i; | |
328 | ||
329 | CPU_ZERO(&cpumask); | |
330 | ||
331 | for (i = 0; i < sizeof(int) * 8; i++) { | |
332 | if ((1 << i) & cpu) | |
333 | CPU_SET(i, &cpumask); | |
334 | } | |
335 | #endif | |
336 | } | |
337 | ||
338 | static unsigned long get_mult(char c) | |
339 | { | |
340 | switch (c) { | |
341 | case 'k': | |
342 | case 'K': | |
343 | return 1024; | |
344 | case 'm': | |
345 | case 'M': | |
346 | return 1024 * 1024; | |
347 | case 'g': | |
348 | case 'G': | |
349 | return 1024 * 1024 * 1024; | |
350 | default: | |
351 | return 1; | |
352 | } | |
353 | } | |
354 | ||
355 | /* | |
356 | * convert string after '=' into decimal value, noting any size suffix | |
357 | */ | |
358 | static int str_cnv(char *p, unsigned long long *val) | |
359 | { | |
360 | char *str; | |
361 | int len; | |
362 | ||
f5d3e5ec | 363 | str = strchr(p, '='); |
ebac4655 JA |
364 | if (!str) |
365 | return 1; | |
366 | ||
367 | str++; | |
368 | len = strlen(str); | |
369 | ||
370 | *val = strtoul(str, NULL, 10); | |
371 | if (*val == ULONG_MAX && errno == ERANGE) | |
372 | return 1; | |
373 | ||
9d0d4247 | 374 | *val *= get_mult(str[len - 1]); |
ebac4655 JA |
375 | return 0; |
376 | } | |
377 | ||
378 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
379 | { | |
20dc95c4 | 380 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
381 | return 1; |
382 | ||
383 | return str_cnv(p, val); | |
384 | } | |
385 | ||
386 | static void strip_blank_front(char **p) | |
387 | { | |
388 | char *s = *p; | |
389 | ||
4ae3f763 | 390 | while (isspace(*s)) |
ebac4655 JA |
391 | s++; |
392 | } | |
393 | ||
394 | static void strip_blank_end(char *p) | |
395 | { | |
4ae3f763 | 396 | char *s = p + strlen(p) - 1; |
ebac4655 | 397 | |
4ae3f763 JA |
398 | while (isspace(*s) || iscntrl(*s)) |
399 | s--; | |
aea47d44 | 400 | |
4ae3f763 | 401 | *(s + 1) = '\0'; |
aea47d44 JA |
402 | } |
403 | ||
ebac4655 JA |
404 | typedef int (str_cb_fn)(struct thread_data *, char *); |
405 | ||
406 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
407 | { | |
408 | char *s = strstr(p, name); | |
409 | ||
410 | if (!s) | |
411 | return 1; | |
412 | ||
f5d3e5ec | 413 | s = strchr(s, '='); |
ebac4655 JA |
414 | if (!s) |
415 | return 1; | |
416 | ||
417 | s++; | |
418 | strip_blank_front(&s); | |
419 | return cb(td, s); | |
420 | } | |
421 | ||
422 | static int check_strstore(char *p, char *name, char *dest) | |
423 | { | |
424 | char *s = strstr(p, name); | |
425 | ||
426 | if (!s) | |
427 | return 1; | |
428 | ||
f5d3e5ec | 429 | s = strchr(p, '='); |
ebac4655 JA |
430 | if (!s) |
431 | return 1; | |
432 | ||
433 | s++; | |
434 | strip_blank_front(&s); | |
435 | ||
436 | strcpy(dest, s); | |
ebac4655 JA |
437 | return 0; |
438 | } | |
439 | ||
01617be6 | 440 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 441 | { |
01617be6 | 442 | char suffix; |
ebac4655 | 443 | |
01617be6 JA |
444 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
445 | *val *= get_mult(suffix); | |
ebac4655 JA |
446 | return 0; |
447 | } | |
448 | ||
01617be6 | 449 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 450 | return 0; |
ebac4655 | 451 | |
01617be6 JA |
452 | return 1; |
453 | } | |
454 | ||
455 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
456 | { | |
457 | char option[128]; | |
458 | char *str, *p1, *p2; | |
459 | ||
460 | strcpy(option, p); | |
461 | p = option; | |
462 | ||
463 | str = strstr(p, name); | |
464 | if (!str) | |
465 | return 1; | |
ebac4655 | 466 | |
01617be6 JA |
467 | p += strlen(name); |
468 | ||
469 | str = strchr(p, '='); | |
470 | if (!str) | |
471 | return 1; | |
472 | ||
473 | /* | |
474 | * 'p' now holds whatever is after the '=' sign | |
475 | */ | |
476 | p1 = str + 1; | |
477 | ||
478 | /* | |
479 | * terminate p1 at the '-' sign | |
480 | */ | |
481 | p = strchr(p1, '-'); | |
482 | if (!p) | |
483 | return 1; | |
484 | ||
485 | p2 = p + 1; | |
486 | *p = '\0'; | |
487 | ||
488 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
489 | return 0; |
490 | ||
491 | return 1; | |
ebac4655 JA |
492 | } |
493 | ||
494 | static int check_int(char *p, char *name, unsigned int *val) | |
495 | { | |
f5d3e5ec | 496 | char *str; |
ebac4655 | 497 | |
b6754f9d JA |
498 | if (strncmp(p, name, strlen(name))) |
499 | return 1; | |
500 | ||
f5d3e5ec JA |
501 | str = strstr(p, name); |
502 | if (!str) | |
503 | return 1; | |
504 | ||
505 | str = strchr(p, '='); | |
506 | if (!str) | |
507 | return 1; | |
508 | ||
509 | str++; | |
ebac4655 | 510 | |
f5d3e5ec | 511 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
512 | return 0; |
513 | ||
514 | return 1; | |
515 | } | |
516 | ||
517 | static int check_strset(char *p, char *name) | |
518 | { | |
519 | return strncmp(p, name, strlen(name)); | |
520 | } | |
521 | ||
522 | static int is_empty_or_comment(char *line) | |
523 | { | |
524 | unsigned int i; | |
525 | ||
526 | for (i = 0; i < strlen(line); i++) { | |
527 | if (line[i] == ';') | |
528 | return 1; | |
529 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
530 | return 0; | |
531 | } | |
532 | ||
533 | return 1; | |
534 | } | |
535 | ||
536 | static int str_rw_cb(struct thread_data *td, char *mem) | |
537 | { | |
538 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
539 | td->ddir = DDIR_READ; | |
540 | td->sequential = 1; | |
541 | return 0; | |
542 | } else if (!strncmp(mem, "randread", 8)) { | |
543 | td->ddir = DDIR_READ; | |
544 | td->sequential = 0; | |
545 | return 0; | |
546 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
547 | td->ddir = DDIR_WRITE; | |
548 | td->sequential = 1; | |
549 | return 0; | |
550 | } else if (!strncmp(mem, "randwrite", 9)) { | |
551 | td->ddir = DDIR_WRITE; | |
552 | td->sequential = 0; | |
553 | return 0; | |
3d60d1ed JA |
554 | } else if (!strncmp(mem, "rw", 2)) { |
555 | td->ddir = 0; | |
556 | td->iomix = 1; | |
557 | td->sequential = 1; | |
558 | return 0; | |
559 | } else if (!strncmp(mem, "randrw", 6)) { | |
560 | td->ddir = 0; | |
561 | td->iomix = 1; | |
562 | td->sequential = 0; | |
563 | return 0; | |
ebac4655 JA |
564 | } |
565 | ||
566 | fprintf(stderr, "bad data direction: %s\n", mem); | |
567 | return 1; | |
568 | } | |
569 | ||
570 | static int str_verify_cb(struct thread_data *td, char *mem) | |
571 | { | |
572 | if (!strncmp(mem, "0", 1)) { | |
573 | td->verify = VERIFY_NONE; | |
574 | return 0; | |
575 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
576 | td->verify = VERIFY_MD5; | |
577 | return 0; | |
578 | } else if (!strncmp(mem, "crc32", 5)) { | |
579 | td->verify = VERIFY_CRC32; | |
580 | return 0; | |
581 | } | |
582 | ||
583 | fprintf(stderr, "bad verify type: %s\n", mem); | |
584 | return 1; | |
585 | } | |
586 | ||
587 | static int str_mem_cb(struct thread_data *td, char *mem) | |
588 | { | |
589 | if (!strncmp(mem, "malloc", 6)) { | |
590 | td->mem_type = MEM_MALLOC; | |
591 | return 0; | |
592 | } else if (!strncmp(mem, "shm", 3)) { | |
593 | td->mem_type = MEM_SHM; | |
594 | return 0; | |
595 | } else if (!strncmp(mem, "mmap", 4)) { | |
596 | td->mem_type = MEM_MMAP; | |
597 | return 0; | |
598 | } | |
599 | ||
600 | fprintf(stderr, "bad mem type: %s\n", mem); | |
601 | return 1; | |
602 | } | |
603 | ||
604 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
605 | { | |
606 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
607 | !strncmp(str, "libaio", 6)) { | |
608 | strcpy(td->io_engine_name, "libaio"); | |
609 | td->io_engine = FIO_LIBAIO; | |
610 | return 0; | |
611 | } else if (!strncmp(str, "posixaio", 8)) { | |
612 | strcpy(td->io_engine_name, "posixaio"); | |
613 | td->io_engine = FIO_POSIXAIO; | |
614 | return 0; | |
615 | } else if (!strncmp(str, "sync", 4)) { | |
616 | strcpy(td->io_engine_name, "sync"); | |
617 | td->io_engine = FIO_SYNCIO; | |
618 | return 0; | |
619 | } else if (!strncmp(str, "mmap", 4)) { | |
620 | strcpy(td->io_engine_name, "mmap"); | |
621 | td->io_engine = FIO_MMAPIO; | |
622 | return 0; | |
623 | } else if (!strncmp(str, "sgio", 4)) { | |
624 | strcpy(td->io_engine_name, "sgio"); | |
625 | td->io_engine = FIO_SGIO; | |
626 | return 0; | |
8756e4d4 JA |
627 | } else if (!strncmp(str, "splice", 6)) { |
628 | strcpy(td->io_engine_name, "splice"); | |
629 | td->io_engine = FIO_SPLICEIO; | |
630 | return 0; | |
ebac4655 JA |
631 | } |
632 | ||
633 | fprintf(stderr, "bad ioengine type: %s\n", str); | |
634 | return 1; | |
635 | } | |
636 | ||
aea47d44 JA |
637 | static int str_iolog_cb(struct thread_data *td, char *file) |
638 | { | |
aea47d44 JA |
639 | strncpy(td->iolog_file, file, sizeof(td->iolog_file) - 1); |
640 | ||
641 | return 0; | |
642 | } | |
ebac4655 JA |
643 | |
644 | int parse_jobs_ini(char *file) | |
645 | { | |
a6ccc7be | 646 | unsigned int prioclass, prio, cpu, global, il; |
ebac4655 JA |
647 | unsigned long long ull; |
648 | unsigned long ul1, ul2; | |
649 | struct thread_data *td; | |
650 | char *string, *name; | |
651 | fpos_t off; | |
652 | FILE *f; | |
653 | char *p; | |
654 | ||
655 | f = fopen(file, "r"); | |
656 | if (!f) { | |
aea47d44 | 657 | perror("fopen job file"); |
ebac4655 JA |
658 | return 1; |
659 | } | |
660 | ||
661 | string = malloc(4096); | |
662 | name = malloc(256); | |
663 | ||
664 | while ((p = fgets(string, 4096, f)) != NULL) { | |
665 | if (is_empty_or_comment(p)) | |
666 | continue; | |
667 | if (sscanf(p, "[%s]", name) != 1) | |
668 | continue; | |
669 | ||
670 | global = !strncmp(name, "global", 6); | |
671 | ||
672 | name[strlen(name) - 1] = '\0'; | |
673 | ||
674 | td = get_new_job(global, &def_thread); | |
675 | if (!td) | |
676 | return 1; | |
677 | ||
ebac4655 JA |
678 | fgetpos(f, &off); |
679 | while ((p = fgets(string, 4096, f)) != NULL) { | |
680 | if (is_empty_or_comment(p)) | |
681 | continue; | |
682 | if (strstr(p, "[")) | |
683 | break; | |
b6754f9d | 684 | strip_blank_front(&p); |
4ae3f763 | 685 | strip_blank_end(p); |
aea47d44 | 686 | |
ebac4655 JA |
687 | if (!check_int(p, "prio", &prio)) { |
688 | #ifndef FIO_HAVE_IOPRIO | |
689 | fprintf(stderr, "io priorities not available\n"); | |
690 | return 1; | |
691 | #endif | |
8756e4d4 | 692 | td->ioprio |= prio; |
ebac4655 JA |
693 | fgetpos(f, &off); |
694 | continue; | |
695 | } | |
696 | if (!check_int(p, "prioclass", &prioclass)) { | |
697 | #ifndef FIO_HAVE_IOPRIO | |
698 | fprintf(stderr, "io priorities not available\n"); | |
699 | return 1; | |
700 | #endif | |
8756e4d4 | 701 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
702 | fgetpos(f, &off); |
703 | continue; | |
704 | } | |
705 | if (!check_int(p, "direct", &td->odirect)) { | |
706 | fgetpos(f, &off); | |
707 | continue; | |
708 | } | |
709 | if (!check_int(p, "rate", &td->rate)) { | |
710 | fgetpos(f, &off); | |
711 | continue; | |
712 | } | |
713 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
714 | fgetpos(f, &off); | |
715 | continue; | |
716 | } | |
717 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
718 | fgetpos(f, &off); | |
719 | continue; | |
720 | } | |
721 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
722 | fgetpos(f, &off); | |
723 | continue; | |
724 | } | |
725 | if (!check_int(p, "cpumask", &cpu)) { | |
726 | #ifndef FIO_HAVE_CPU_AFFINITY | |
727 | fprintf(stderr, "cpu affinity not available\n"); | |
728 | return 1; | |
729 | #endif | |
730 | fill_cpu_mask(td->cpumask, cpu); | |
731 | fgetpos(f, &off); | |
732 | continue; | |
733 | } | |
734 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
735 | fgetpos(f, &off); | |
fc1a4713 | 736 | td->end_fsync = 1; |
ebac4655 JA |
737 | continue; |
738 | } | |
739 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
740 | fgetpos(f, &off); | |
741 | continue; | |
742 | } | |
743 | if (!check_int(p, "timeout", &td->timeout)) { | |
744 | fgetpos(f, &off); | |
745 | continue; | |
746 | } | |
747 | if (!check_int(p, "invalidate",&td->invalidate_cache)) { | |
748 | fgetpos(f, &off); | |
749 | continue; | |
750 | } | |
751 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
752 | fgetpos(f, &off); | |
753 | continue; | |
754 | } | |
755 | if (!check_int(p, "sync", &td->sync_io)) { | |
756 | fgetpos(f, &off); | |
757 | continue; | |
758 | } | |
759 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
760 | fgetpos(f, &off); | |
761 | continue; | |
762 | } | |
763 | if (!check_int(p, "create_serialize", &td->create_serialize)) { | |
764 | fgetpos(f, &off); | |
765 | continue; | |
766 | } | |
767 | if (!check_int(p, "create_fsync", &td->create_fsync)) { | |
768 | fgetpos(f, &off); | |
769 | continue; | |
770 | } | |
fc1a4713 JA |
771 | if (!check_int(p, "end_fsync", &td->end_fsync)) { |
772 | fgetpos(f, &off); | |
773 | continue; | |
774 | } | |
ebac4655 JA |
775 | if (!check_int(p, "loops", &td->loops)) { |
776 | fgetpos(f, &off); | |
777 | continue; | |
778 | } | |
779 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
780 | fgetpos(f, &off); | |
781 | continue; | |
782 | } | |
783 | if (!check_int(p, "overwrite", &td->overwrite)) { | |
784 | fgetpos(f, &off); | |
785 | continue; | |
786 | } | |
a6ccc7be JA |
787 | if (!check_int(p, "rwmixcycle", &td->rwmixcycle)) { |
788 | fgetpos(f, &off); | |
789 | continue; | |
790 | } | |
791 | if (!check_int(p, "rwmixread", &il)) { | |
792 | if (il > 100) | |
793 | il = 100; | |
794 | td->rwmixread = il; | |
795 | fgetpos(f, &off); | |
796 | continue; | |
797 | } | |
798 | if (!check_int(p, "rwmixwrite", &il)) { | |
799 | if (il > 100) | |
800 | il = 100; | |
801 | td->rwmixread = 100 - il; | |
802 | fgetpos(f, &off); | |
803 | continue; | |
804 | } | |
ebac4655 JA |
805 | if (!check_range(p, "bsrange", &ul1, &ul2)) { |
806 | if (ul1 > ul2) { | |
807 | td->max_bs = ul1; | |
808 | td->min_bs = ul2; | |
809 | } else { | |
810 | td->max_bs = ul2; | |
811 | td->min_bs = ul1; | |
812 | } | |
813 | fgetpos(f, &off); | |
814 | continue; | |
815 | } | |
816 | if (!check_strcnv(p, "bs", &ull)) { | |
817 | td->bs = ull; | |
818 | fgetpos(f, &off); | |
819 | continue; | |
820 | } | |
821 | if (!check_strcnv(p, "size", &td->file_size)) { | |
822 | fgetpos(f, &off); | |
823 | continue; | |
824 | } | |
825 | if (!check_strcnv(p, "offset", &td->file_offset)) { | |
826 | fgetpos(f, &off); | |
20dc95c4 JA |
827 | continue; |
828 | } | |
829 | if (!check_strcnv(p, "zonesize", &td->zone_size)) { | |
830 | fgetpos(f, &off); | |
831 | continue; | |
832 | } | |
833 | if (!check_strcnv(p, "zoneskip", &td->zone_skip)) { | |
834 | fgetpos(f, &off); | |
ebac4655 JA |
835 | continue; |
836 | } | |
c04f7ec3 JA |
837 | if (!check_strcnv(p, "lockmem", &mlock_size)) { |
838 | fgetpos(f, &off); | |
839 | continue; | |
840 | } | |
ebac4655 JA |
841 | if (!check_strstore(p, "directory", td->directory)) { |
842 | fgetpos(f, &off); | |
843 | continue; | |
844 | } | |
845 | if (!check_str(p, "mem", str_mem_cb, td)) { | |
846 | fgetpos(f, &off); | |
847 | continue; | |
848 | } | |
849 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
850 | fgetpos(f, &off); | |
851 | continue; | |
852 | } | |
853 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
854 | fgetpos(f, &off); | |
855 | continue; | |
856 | } | |
857 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
858 | fgetpos(f, &off); | |
859 | continue; | |
860 | } | |
861 | if (!check_strset(p, "create")) { | |
862 | td->create_file = 1; | |
863 | fgetpos(f, &off); | |
864 | continue; | |
865 | } | |
866 | if (!check_strset(p, "exitall")) { | |
867 | exitall_on_terminate = 1; | |
868 | fgetpos(f, &off); | |
869 | continue; | |
870 | } | |
871 | if (!check_strset(p, "stonewall")) { | |
872 | td->stonewall = 1; | |
873 | fgetpos(f, &off); | |
874 | continue; | |
875 | } | |
876 | if (!check_strset(p, "thread")) { | |
877 | td->use_thread = 1; | |
878 | fgetpos(f, &off); | |
879 | continue; | |
880 | } | |
aea47d44 JA |
881 | if (!check_str(p, "iolog", str_iolog_cb, td)) { |
882 | td->iolog = 1; | |
883 | fgetpos(f, &off); | |
884 | continue; | |
885 | } | |
ebac4655 JA |
886 | |
887 | printf("Client%d: bad option %s\n",td->thread_number,p); | |
aea47d44 | 888 | return 1; |
ebac4655 JA |
889 | } |
890 | fsetpos(f, &off); | |
891 | ||
75154845 | 892 | if (add_job(td, name, 0)) |
ebac4655 JA |
893 | return 1; |
894 | } | |
895 | ||
896 | free(string); | |
897 | free(name); | |
898 | fclose(f); | |
899 | return 0; | |
900 | } | |
901 | ||
902 | static int fill_def_thread(void) | |
903 | { | |
904 | memset(&def_thread, 0, sizeof(def_thread)); | |
905 | ||
906 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
907 | perror("sched_getaffinity"); | |
908 | return 1; | |
909 | } | |
910 | ||
911 | /* | |
912 | * fill globals | |
913 | */ | |
914 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 915 | def_thread.iomix = 0; |
ebac4655 JA |
916 | def_thread.bs = DEF_BS; |
917 | def_thread.min_bs = -1; | |
918 | def_thread.max_bs = -1; | |
919 | def_thread.io_engine = DEF_IO_ENGINE; | |
920 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
921 | def_thread.odirect = DEF_ODIRECT; | |
922 | def_thread.ratecycle = DEF_RATE_CYCLE; | |
923 | def_thread.sequential = DEF_SEQUENTIAL; | |
924 | def_thread.timeout = DEF_TIMEOUT; | |
925 | def_thread.create_file = DEF_CREATE; | |
926 | def_thread.overwrite = DEF_OVERWRITE; | |
927 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
928 | def_thread.sync_io = DEF_SYNCIO; | |
929 | def_thread.mem_type = MEM_MALLOC; | |
930 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
931 | def_thread.create_serialize = DEF_CREATE_SER; | |
932 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
933 | def_thread.loops = DEF_LOOPS; | |
934 | def_thread.verify = DEF_VERIFY; | |
935 | def_thread.stonewall = DEF_STONEWALL; | |
936 | def_thread.numjobs = DEF_NUMJOBS; | |
937 | def_thread.use_thread = DEF_USE_THREAD; | |
a6ccc7be JA |
938 | def_thread.rwmixcycle = DEF_RWMIX_CYCLE; |
939 | def_thread.rwmixread = DEF_RWMIX_READ; | |
ebac4655 JA |
940 | #ifdef FIO_HAVE_DISK_UTIL |
941 | def_thread.do_disk_util = 1; | |
942 | #endif | |
943 | ||
944 | return 0; | |
945 | } | |
946 | ||
4785f995 JA |
947 | static void usage(char *name) |
948 | { | |
949 | printf("%s\n", fio_version_string); | |
950 | printf("\t-s IO is sequential\n"); | |
951 | printf("\t-b Block size in KiB for each IO\n"); | |
952 | printf("\t-t Runtime in seconds\n"); | |
953 | printf("\t-R Exit all threads on failure to meet rate goal\n"); | |
954 | printf("\t-o Use O_DIRECT\n"); | |
955 | printf("\t-l Generate per-job latency logs\n"); | |
956 | printf("\t-w Generate per-job bandwidth logs\n"); | |
957 | printf("\t-f Job file (Required)\n"); | |
958 | printf("\t-v Print version info and exit\n"); | |
959 | } | |
960 | ||
ebac4655 JA |
961 | static void parse_cmd_line(int argc, char *argv[]) |
962 | { | |
963 | int c; | |
964 | ||
4785f995 | 965 | while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvh")) != EOF) { |
ebac4655 JA |
966 | switch (c) { |
967 | case 's': | |
968 | def_thread.sequential = !!atoi(optarg); | |
969 | break; | |
970 | case 'b': | |
971 | def_thread.bs = atoi(optarg); | |
972 | def_thread.bs <<= 10; | |
973 | if (!def_thread.bs) { | |
974 | printf("bad block size\n"); | |
975 | def_thread.bs = DEF_BS; | |
976 | } | |
977 | break; | |
978 | case 't': | |
979 | def_thread.timeout = atoi(optarg); | |
980 | break; | |
981 | case 'r': | |
982 | repeatable = !!atoi(optarg); | |
983 | break; | |
984 | case 'R': | |
985 | rate_quit = !!atoi(optarg); | |
986 | break; | |
987 | case 'o': | |
988 | def_thread.odirect = !!atoi(optarg); | |
989 | break; | |
990 | case 'f': | |
991 | ini_file = strdup(optarg); | |
992 | break; | |
993 | case 'l': | |
994 | write_lat_log = 1; | |
995 | break; | |
996 | case 'w': | |
997 | write_bw_log = 1; | |
998 | break; | |
4785f995 JA |
999 | case 'h': |
1000 | usage(argv[0]); | |
1001 | exit(0); | |
ebac4655 JA |
1002 | case 'v': |
1003 | printf("%s\n", fio_version_string); | |
1004 | exit(0); | |
1005 | } | |
1006 | } | |
c9fad893 JA |
1007 | |
1008 | if (!ini_file && argc > 1 && argv[argc - 1][0] != '-') | |
1009 | ini_file = strdup(argv[argc - 1]); | |
ebac4655 JA |
1010 | } |
1011 | ||
1012 | static void free_shm(void) | |
1013 | { | |
1014 | struct shmid_ds sbuf; | |
1015 | ||
1016 | if (threads) { | |
1017 | shmdt(threads); | |
1018 | threads = NULL; | |
1019 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1020 | } | |
1021 | } | |
1022 | ||
1023 | static int setup_thread_area(void) | |
1024 | { | |
1025 | /* | |
1026 | * 1024 is too much on some machines, scale max_jobs if | |
1027 | * we get a failure that looks like too large a shm segment | |
1028 | */ | |
1029 | do { | |
1030 | int s = max_jobs * sizeof(struct thread_data); | |
1031 | ||
1032 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1033 | if (shm_id != -1) | |
1034 | break; | |
1035 | if (errno != EINVAL) { | |
1036 | perror("shmget"); | |
1037 | break; | |
1038 | } | |
1039 | ||
1040 | max_jobs >>= 1; | |
1041 | } while (max_jobs); | |
1042 | ||
1043 | if (shm_id == -1) | |
1044 | return 1; | |
1045 | ||
1046 | threads = shmat(shm_id, NULL, 0); | |
1047 | if (threads == (void *) -1) { | |
1048 | perror("shmat"); | |
1049 | return 1; | |
1050 | } | |
1051 | ||
1052 | atexit(free_shm); | |
1053 | return 0; | |
1054 | } | |
1055 | ||
1056 | int parse_options(int argc, char *argv[]) | |
1057 | { | |
1058 | if (setup_thread_area()) | |
1059 | return 1; | |
1060 | if (fill_def_thread()) | |
1061 | return 1; | |
1062 | ||
1063 | parse_cmd_line(argc, argv); | |
1064 | ||
1065 | if (!ini_file) { | |
1066 | printf("Need job file\n"); | |
4785f995 | 1067 | usage(argv[0]); |
ebac4655 JA |
1068 | return 1; |
1069 | } | |
1070 | ||
c9fad893 JA |
1071 | if (parse_jobs_ini(ini_file)) { |
1072 | usage(argv[0]); | |
ebac4655 | 1073 | return 1; |
c9fad893 | 1074 | } |
ebac4655 JA |
1075 | |
1076 | return 0; | |
1077 | } |