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; | |
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 | ||
8756e4d4 | 168 | static int add_job(struct thread_data *td, const char *jobname) |
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); |
8756e4d4 | 252 | 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); |
ebac4655 JA |
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 | 268 | |
8756e4d4 | 269 | if (add_job(td_new, jobname)) |
ebac4655 JA |
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 | ||
9d0d4247 | 366 | *val *= get_mult(str[len - 1]); |
ebac4655 JA |
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 | ||
4ae3f763 | 382 | while (isspace(*s)) |
ebac4655 JA |
383 | s++; |
384 | } | |
385 | ||
386 | static void strip_blank_end(char *p) | |
387 | { | |
4ae3f763 | 388 | char *s = p + strlen(p) - 1; |
ebac4655 | 389 | |
4ae3f763 JA |
390 | while (isspace(*s) || iscntrl(*s)) |
391 | s--; | |
aea47d44 | 392 | |
4ae3f763 | 393 | *(s + 1) = '\0'; |
aea47d44 JA |
394 | } |
395 | ||
ebac4655 JA |
396 | typedef int (str_cb_fn)(struct thread_data *, char *); |
397 | ||
398 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
399 | { | |
400 | char *s = strstr(p, name); | |
401 | ||
402 | if (!s) | |
403 | return 1; | |
404 | ||
f5d3e5ec | 405 | s = strchr(s, '='); |
ebac4655 JA |
406 | if (!s) |
407 | return 1; | |
408 | ||
409 | s++; | |
410 | strip_blank_front(&s); | |
411 | return cb(td, s); | |
412 | } | |
413 | ||
414 | static int check_strstore(char *p, char *name, char *dest) | |
415 | { | |
416 | char *s = strstr(p, name); | |
417 | ||
418 | if (!s) | |
419 | return 1; | |
420 | ||
f5d3e5ec | 421 | s = strchr(p, '='); |
ebac4655 JA |
422 | if (!s) |
423 | return 1; | |
424 | ||
425 | s++; | |
426 | strip_blank_front(&s); | |
427 | ||
428 | strcpy(dest, s); | |
ebac4655 JA |
429 | return 0; |
430 | } | |
431 | ||
01617be6 | 432 | static int __check_range(char *str, unsigned long *val) |
ebac4655 | 433 | { |
01617be6 | 434 | char suffix; |
ebac4655 | 435 | |
01617be6 JA |
436 | if (sscanf(str, "%lu%c", val, &suffix) == 2) { |
437 | *val *= get_mult(suffix); | |
ebac4655 JA |
438 | return 0; |
439 | } | |
440 | ||
01617be6 | 441 | if (sscanf(str, "%lu", val) == 1) |
ebac4655 | 442 | return 0; |
ebac4655 | 443 | |
01617be6 JA |
444 | return 1; |
445 | } | |
446 | ||
447 | static int check_range(char *p, char *name, unsigned long *s, unsigned long *e) | |
448 | { | |
449 | char option[128]; | |
450 | char *str, *p1, *p2; | |
451 | ||
452 | strcpy(option, p); | |
453 | p = option; | |
454 | ||
455 | str = strstr(p, name); | |
456 | if (!str) | |
457 | return 1; | |
ebac4655 | 458 | |
01617be6 JA |
459 | p += strlen(name); |
460 | ||
461 | str = strchr(p, '='); | |
462 | if (!str) | |
463 | return 1; | |
464 | ||
465 | /* | |
466 | * 'p' now holds whatever is after the '=' sign | |
467 | */ | |
468 | p1 = str + 1; | |
469 | ||
470 | /* | |
471 | * terminate p1 at the '-' sign | |
472 | */ | |
473 | p = strchr(p1, '-'); | |
474 | if (!p) | |
475 | return 1; | |
476 | ||
477 | p2 = p + 1; | |
478 | *p = '\0'; | |
479 | ||
480 | if (!__check_range(p1, s) && !__check_range(p2, e)) | |
ebac4655 JA |
481 | return 0; |
482 | ||
483 | return 1; | |
ebac4655 JA |
484 | } |
485 | ||
486 | static int check_int(char *p, char *name, unsigned int *val) | |
487 | { | |
f5d3e5ec | 488 | char *str; |
ebac4655 | 489 | |
b6754f9d JA |
490 | if (strncmp(p, name, strlen(name))) |
491 | return 1; | |
492 | ||
f5d3e5ec JA |
493 | str = strstr(p, name); |
494 | if (!str) | |
495 | return 1; | |
496 | ||
497 | str = strchr(p, '='); | |
498 | if (!str) | |
499 | return 1; | |
500 | ||
501 | str++; | |
ebac4655 | 502 | |
f5d3e5ec | 503 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
504 | return 0; |
505 | ||
506 | return 1; | |
507 | } | |
508 | ||
509 | static int check_strset(char *p, char *name) | |
510 | { | |
511 | return strncmp(p, name, strlen(name)); | |
512 | } | |
513 | ||
514 | static int is_empty_or_comment(char *line) | |
515 | { | |
516 | unsigned int i; | |
517 | ||
518 | for (i = 0; i < strlen(line); i++) { | |
519 | if (line[i] == ';') | |
520 | return 1; | |
521 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
522 | return 0; | |
523 | } | |
524 | ||
525 | return 1; | |
526 | } | |
527 | ||
528 | static int str_rw_cb(struct thread_data *td, char *mem) | |
529 | { | |
530 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
531 | td->ddir = DDIR_READ; | |
532 | td->sequential = 1; | |
533 | return 0; | |
534 | } else if (!strncmp(mem, "randread", 8)) { | |
535 | td->ddir = DDIR_READ; | |
536 | td->sequential = 0; | |
537 | return 0; | |
538 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
539 | td->ddir = DDIR_WRITE; | |
540 | td->sequential = 1; | |
541 | return 0; | |
542 | } else if (!strncmp(mem, "randwrite", 9)) { | |
543 | td->ddir = DDIR_WRITE; | |
544 | td->sequential = 0; | |
545 | return 0; | |
3d60d1ed JA |
546 | } else if (!strncmp(mem, "rw", 2)) { |
547 | td->ddir = 0; | |
548 | td->iomix = 1; | |
549 | td->sequential = 1; | |
550 | return 0; | |
551 | } else if (!strncmp(mem, "randrw", 6)) { | |
552 | td->ddir = 0; | |
553 | td->iomix = 1; | |
554 | td->sequential = 0; | |
555 | return 0; | |
ebac4655 JA |
556 | } |
557 | ||
558 | fprintf(stderr, "bad data direction: %s\n", mem); | |
559 | return 1; | |
560 | } | |
561 | ||
562 | static int str_verify_cb(struct thread_data *td, char *mem) | |
563 | { | |
564 | if (!strncmp(mem, "0", 1)) { | |
565 | td->verify = VERIFY_NONE; | |
566 | return 0; | |
567 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
568 | td->verify = VERIFY_MD5; | |
569 | return 0; | |
570 | } else if (!strncmp(mem, "crc32", 5)) { | |
571 | td->verify = VERIFY_CRC32; | |
572 | return 0; | |
573 | } | |
574 | ||
575 | fprintf(stderr, "bad verify type: %s\n", mem); | |
576 | return 1; | |
577 | } | |
578 | ||
579 | static int str_mem_cb(struct thread_data *td, char *mem) | |
580 | { | |
581 | if (!strncmp(mem, "malloc", 6)) { | |
582 | td->mem_type = MEM_MALLOC; | |
583 | return 0; | |
584 | } else if (!strncmp(mem, "shm", 3)) { | |
585 | td->mem_type = MEM_SHM; | |
586 | return 0; | |
587 | } else if (!strncmp(mem, "mmap", 4)) { | |
588 | td->mem_type = MEM_MMAP; | |
589 | return 0; | |
590 | } | |
591 | ||
592 | fprintf(stderr, "bad mem type: %s\n", mem); | |
593 | return 1; | |
594 | } | |
595 | ||
596 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
597 | { | |
598 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
599 | !strncmp(str, "libaio", 6)) { | |
600 | strcpy(td->io_engine_name, "libaio"); | |
601 | td->io_engine = FIO_LIBAIO; | |
602 | return 0; | |
603 | } else if (!strncmp(str, "posixaio", 8)) { | |
604 | strcpy(td->io_engine_name, "posixaio"); | |
605 | td->io_engine = FIO_POSIXAIO; | |
606 | return 0; | |
607 | } else if (!strncmp(str, "sync", 4)) { | |
608 | strcpy(td->io_engine_name, "sync"); | |
609 | td->io_engine = FIO_SYNCIO; | |
610 | return 0; | |
611 | } else if (!strncmp(str, "mmap", 4)) { | |
612 | strcpy(td->io_engine_name, "mmap"); | |
613 | td->io_engine = FIO_MMAPIO; | |
614 | return 0; | |
615 | } else if (!strncmp(str, "sgio", 4)) { | |
616 | strcpy(td->io_engine_name, "sgio"); | |
617 | td->io_engine = FIO_SGIO; | |
618 | return 0; | |
8756e4d4 JA |
619 | } else if (!strncmp(str, "splice", 6)) { |
620 | strcpy(td->io_engine_name, "splice"); | |
621 | td->io_engine = FIO_SPLICEIO; | |
622 | return 0; | |
ebac4655 JA |
623 | } |
624 | ||
625 | fprintf(stderr, "bad ioengine type: %s\n", str); | |
626 | return 1; | |
627 | } | |
628 | ||
aea47d44 JA |
629 | static int str_iolog_cb(struct thread_data *td, char *file) |
630 | { | |
aea47d44 JA |
631 | strncpy(td->iolog_file, file, sizeof(td->iolog_file) - 1); |
632 | ||
633 | return 0; | |
634 | } | |
ebac4655 JA |
635 | |
636 | int parse_jobs_ini(char *file) | |
637 | { | |
638 | unsigned int prioclass, prio, cpu, global; | |
639 | unsigned long long ull; | |
640 | unsigned long ul1, ul2; | |
641 | struct thread_data *td; | |
642 | char *string, *name; | |
643 | fpos_t off; | |
644 | FILE *f; | |
645 | char *p; | |
646 | ||
647 | f = fopen(file, "r"); | |
648 | if (!f) { | |
aea47d44 | 649 | perror("fopen job file"); |
ebac4655 JA |
650 | return 1; |
651 | } | |
652 | ||
653 | string = malloc(4096); | |
654 | name = malloc(256); | |
655 | ||
656 | while ((p = fgets(string, 4096, f)) != NULL) { | |
657 | if (is_empty_or_comment(p)) | |
658 | continue; | |
659 | if (sscanf(p, "[%s]", name) != 1) | |
660 | continue; | |
661 | ||
662 | global = !strncmp(name, "global", 6); | |
663 | ||
664 | name[strlen(name) - 1] = '\0'; | |
665 | ||
666 | td = get_new_job(global, &def_thread); | |
667 | if (!td) | |
668 | return 1; | |
669 | ||
ebac4655 JA |
670 | fgetpos(f, &off); |
671 | while ((p = fgets(string, 4096, f)) != NULL) { | |
672 | if (is_empty_or_comment(p)) | |
673 | continue; | |
674 | if (strstr(p, "[")) | |
675 | break; | |
b6754f9d | 676 | strip_blank_front(&p); |
4ae3f763 | 677 | strip_blank_end(p); |
aea47d44 | 678 | |
ebac4655 JA |
679 | if (!check_int(p, "prio", &prio)) { |
680 | #ifndef FIO_HAVE_IOPRIO | |
681 | fprintf(stderr, "io priorities not available\n"); | |
682 | return 1; | |
683 | #endif | |
8756e4d4 | 684 | td->ioprio |= prio; |
ebac4655 JA |
685 | fgetpos(f, &off); |
686 | continue; | |
687 | } | |
688 | if (!check_int(p, "prioclass", &prioclass)) { | |
689 | #ifndef FIO_HAVE_IOPRIO | |
690 | fprintf(stderr, "io priorities not available\n"); | |
691 | return 1; | |
692 | #endif | |
8756e4d4 | 693 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
694 | fgetpos(f, &off); |
695 | continue; | |
696 | } | |
697 | if (!check_int(p, "direct", &td->odirect)) { | |
698 | fgetpos(f, &off); | |
699 | continue; | |
700 | } | |
701 | if (!check_int(p, "rate", &td->rate)) { | |
702 | fgetpos(f, &off); | |
703 | continue; | |
704 | } | |
705 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
706 | fgetpos(f, &off); | |
707 | continue; | |
708 | } | |
709 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
710 | fgetpos(f, &off); | |
711 | continue; | |
712 | } | |
713 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
714 | fgetpos(f, &off); | |
715 | continue; | |
716 | } | |
717 | if (!check_int(p, "cpumask", &cpu)) { | |
718 | #ifndef FIO_HAVE_CPU_AFFINITY | |
719 | fprintf(stderr, "cpu affinity not available\n"); | |
720 | return 1; | |
721 | #endif | |
722 | fill_cpu_mask(td->cpumask, cpu); | |
723 | fgetpos(f, &off); | |
724 | continue; | |
725 | } | |
726 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
727 | fgetpos(f, &off); | |
fc1a4713 | 728 | td->end_fsync = 1; |
ebac4655 JA |
729 | continue; |
730 | } | |
731 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
732 | fgetpos(f, &off); | |
733 | continue; | |
734 | } | |
735 | if (!check_int(p, "timeout", &td->timeout)) { | |
736 | fgetpos(f, &off); | |
737 | continue; | |
738 | } | |
739 | if (!check_int(p, "invalidate",&td->invalidate_cache)) { | |
740 | fgetpos(f, &off); | |
741 | continue; | |
742 | } | |
743 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
744 | fgetpos(f, &off); | |
745 | continue; | |
746 | } | |
747 | if (!check_int(p, "sync", &td->sync_io)) { | |
748 | fgetpos(f, &off); | |
749 | continue; | |
750 | } | |
751 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
752 | fgetpos(f, &off); | |
753 | continue; | |
754 | } | |
755 | if (!check_int(p, "create_serialize", &td->create_serialize)) { | |
756 | fgetpos(f, &off); | |
757 | continue; | |
758 | } | |
759 | if (!check_int(p, "create_fsync", &td->create_fsync)) { | |
760 | fgetpos(f, &off); | |
761 | continue; | |
762 | } | |
fc1a4713 JA |
763 | if (!check_int(p, "end_fsync", &td->end_fsync)) { |
764 | fgetpos(f, &off); | |
765 | continue; | |
766 | } | |
ebac4655 JA |
767 | if (!check_int(p, "loops", &td->loops)) { |
768 | fgetpos(f, &off); | |
769 | continue; | |
770 | } | |
771 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
772 | fgetpos(f, &off); | |
773 | continue; | |
774 | } | |
775 | if (!check_int(p, "overwrite", &td->overwrite)) { | |
776 | fgetpos(f, &off); | |
777 | continue; | |
778 | } | |
779 | if (!check_range(p, "bsrange", &ul1, &ul2)) { | |
780 | if (ul1 > ul2) { | |
781 | td->max_bs = ul1; | |
782 | td->min_bs = ul2; | |
783 | } else { | |
784 | td->max_bs = ul2; | |
785 | td->min_bs = ul1; | |
786 | } | |
787 | fgetpos(f, &off); | |
788 | continue; | |
789 | } | |
790 | if (!check_strcnv(p, "bs", &ull)) { | |
791 | td->bs = ull; | |
792 | fgetpos(f, &off); | |
793 | continue; | |
794 | } | |
795 | if (!check_strcnv(p, "size", &td->file_size)) { | |
796 | fgetpos(f, &off); | |
797 | continue; | |
798 | } | |
799 | if (!check_strcnv(p, "offset", &td->file_offset)) { | |
800 | fgetpos(f, &off); | |
20dc95c4 JA |
801 | continue; |
802 | } | |
803 | if (!check_strcnv(p, "zonesize", &td->zone_size)) { | |
804 | fgetpos(f, &off); | |
805 | continue; | |
806 | } | |
807 | if (!check_strcnv(p, "zoneskip", &td->zone_skip)) { | |
808 | fgetpos(f, &off); | |
ebac4655 JA |
809 | continue; |
810 | } | |
c04f7ec3 JA |
811 | if (!check_strcnv(p, "lockmem", &mlock_size)) { |
812 | fgetpos(f, &off); | |
813 | continue; | |
814 | } | |
ebac4655 JA |
815 | if (!check_strstore(p, "directory", td->directory)) { |
816 | fgetpos(f, &off); | |
817 | continue; | |
818 | } | |
819 | if (!check_str(p, "mem", str_mem_cb, td)) { | |
820 | fgetpos(f, &off); | |
821 | continue; | |
822 | } | |
823 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
824 | fgetpos(f, &off); | |
825 | continue; | |
826 | } | |
827 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
828 | fgetpos(f, &off); | |
829 | continue; | |
830 | } | |
831 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
832 | fgetpos(f, &off); | |
833 | continue; | |
834 | } | |
835 | if (!check_strset(p, "create")) { | |
836 | td->create_file = 1; | |
837 | fgetpos(f, &off); | |
838 | continue; | |
839 | } | |
840 | if (!check_strset(p, "exitall")) { | |
841 | exitall_on_terminate = 1; | |
842 | fgetpos(f, &off); | |
843 | continue; | |
844 | } | |
845 | if (!check_strset(p, "stonewall")) { | |
846 | td->stonewall = 1; | |
847 | fgetpos(f, &off); | |
848 | continue; | |
849 | } | |
850 | if (!check_strset(p, "thread")) { | |
851 | td->use_thread = 1; | |
852 | fgetpos(f, &off); | |
853 | continue; | |
854 | } | |
aea47d44 JA |
855 | if (!check_str(p, "iolog", str_iolog_cb, td)) { |
856 | td->iolog = 1; | |
857 | fgetpos(f, &off); | |
858 | continue; | |
859 | } | |
ebac4655 JA |
860 | |
861 | printf("Client%d: bad option %s\n",td->thread_number,p); | |
aea47d44 | 862 | return 1; |
ebac4655 JA |
863 | } |
864 | fsetpos(f, &off); | |
865 | ||
8756e4d4 | 866 | if (add_job(td, name)) |
ebac4655 JA |
867 | return 1; |
868 | } | |
869 | ||
870 | free(string); | |
871 | free(name); | |
872 | fclose(f); | |
873 | return 0; | |
874 | } | |
875 | ||
876 | static int fill_def_thread(void) | |
877 | { | |
878 | memset(&def_thread, 0, sizeof(def_thread)); | |
879 | ||
880 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
881 | perror("sched_getaffinity"); | |
882 | return 1; | |
883 | } | |
884 | ||
885 | /* | |
886 | * fill globals | |
887 | */ | |
888 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 889 | def_thread.iomix = 0; |
ebac4655 JA |
890 | def_thread.bs = DEF_BS; |
891 | def_thread.min_bs = -1; | |
892 | def_thread.max_bs = -1; | |
893 | def_thread.io_engine = DEF_IO_ENGINE; | |
894 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
895 | def_thread.odirect = DEF_ODIRECT; | |
896 | def_thread.ratecycle = DEF_RATE_CYCLE; | |
897 | def_thread.sequential = DEF_SEQUENTIAL; | |
898 | def_thread.timeout = DEF_TIMEOUT; | |
899 | def_thread.create_file = DEF_CREATE; | |
900 | def_thread.overwrite = DEF_OVERWRITE; | |
901 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
902 | def_thread.sync_io = DEF_SYNCIO; | |
903 | def_thread.mem_type = MEM_MALLOC; | |
904 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
905 | def_thread.create_serialize = DEF_CREATE_SER; | |
906 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
907 | def_thread.loops = DEF_LOOPS; | |
908 | def_thread.verify = DEF_VERIFY; | |
909 | def_thread.stonewall = DEF_STONEWALL; | |
910 | def_thread.numjobs = DEF_NUMJOBS; | |
911 | def_thread.use_thread = DEF_USE_THREAD; | |
912 | #ifdef FIO_HAVE_DISK_UTIL | |
913 | def_thread.do_disk_util = 1; | |
914 | #endif | |
915 | ||
916 | return 0; | |
917 | } | |
918 | ||
4785f995 JA |
919 | static void usage(char *name) |
920 | { | |
921 | printf("%s\n", fio_version_string); | |
922 | printf("\t-s IO is sequential\n"); | |
923 | printf("\t-b Block size in KiB for each IO\n"); | |
924 | printf("\t-t Runtime in seconds\n"); | |
925 | printf("\t-R Exit all threads on failure to meet rate goal\n"); | |
926 | printf("\t-o Use O_DIRECT\n"); | |
927 | printf("\t-l Generate per-job latency logs\n"); | |
928 | printf("\t-w Generate per-job bandwidth logs\n"); | |
929 | printf("\t-f Job file (Required)\n"); | |
930 | printf("\t-v Print version info and exit\n"); | |
931 | } | |
932 | ||
ebac4655 JA |
933 | static void parse_cmd_line(int argc, char *argv[]) |
934 | { | |
935 | int c; | |
936 | ||
4785f995 | 937 | while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvh")) != EOF) { |
ebac4655 JA |
938 | switch (c) { |
939 | case 's': | |
940 | def_thread.sequential = !!atoi(optarg); | |
941 | break; | |
942 | case 'b': | |
943 | def_thread.bs = atoi(optarg); | |
944 | def_thread.bs <<= 10; | |
945 | if (!def_thread.bs) { | |
946 | printf("bad block size\n"); | |
947 | def_thread.bs = DEF_BS; | |
948 | } | |
949 | break; | |
950 | case 't': | |
951 | def_thread.timeout = atoi(optarg); | |
952 | break; | |
953 | case 'r': | |
954 | repeatable = !!atoi(optarg); | |
955 | break; | |
956 | case 'R': | |
957 | rate_quit = !!atoi(optarg); | |
958 | break; | |
959 | case 'o': | |
960 | def_thread.odirect = !!atoi(optarg); | |
961 | break; | |
962 | case 'f': | |
963 | ini_file = strdup(optarg); | |
964 | break; | |
965 | case 'l': | |
966 | write_lat_log = 1; | |
967 | break; | |
968 | case 'w': | |
969 | write_bw_log = 1; | |
970 | break; | |
4785f995 JA |
971 | case 'h': |
972 | usage(argv[0]); | |
973 | exit(0); | |
ebac4655 JA |
974 | case 'v': |
975 | printf("%s\n", fio_version_string); | |
976 | exit(0); | |
977 | } | |
978 | } | |
c9fad893 JA |
979 | |
980 | if (!ini_file && argc > 1 && argv[argc - 1][0] != '-') | |
981 | ini_file = strdup(argv[argc - 1]); | |
ebac4655 JA |
982 | } |
983 | ||
984 | static void free_shm(void) | |
985 | { | |
986 | struct shmid_ds sbuf; | |
987 | ||
988 | if (threads) { | |
989 | shmdt(threads); | |
990 | threads = NULL; | |
991 | shmctl(shm_id, IPC_RMID, &sbuf); | |
992 | } | |
993 | } | |
994 | ||
995 | static int setup_thread_area(void) | |
996 | { | |
997 | /* | |
998 | * 1024 is too much on some machines, scale max_jobs if | |
999 | * we get a failure that looks like too large a shm segment | |
1000 | */ | |
1001 | do { | |
1002 | int s = max_jobs * sizeof(struct thread_data); | |
1003 | ||
1004 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1005 | if (shm_id != -1) | |
1006 | break; | |
1007 | if (errno != EINVAL) { | |
1008 | perror("shmget"); | |
1009 | break; | |
1010 | } | |
1011 | ||
1012 | max_jobs >>= 1; | |
1013 | } while (max_jobs); | |
1014 | ||
1015 | if (shm_id == -1) | |
1016 | return 1; | |
1017 | ||
1018 | threads = shmat(shm_id, NULL, 0); | |
1019 | if (threads == (void *) -1) { | |
1020 | perror("shmat"); | |
1021 | return 1; | |
1022 | } | |
1023 | ||
1024 | atexit(free_shm); | |
1025 | return 0; | |
1026 | } | |
1027 | ||
1028 | int parse_options(int argc, char *argv[]) | |
1029 | { | |
1030 | if (setup_thread_area()) | |
1031 | return 1; | |
1032 | if (fill_def_thread()) | |
1033 | return 1; | |
1034 | ||
1035 | parse_cmd_line(argc, argv); | |
1036 | ||
1037 | if (!ini_file) { | |
1038 | printf("Need job file\n"); | |
4785f995 | 1039 | usage(argv[0]); |
ebac4655 JA |
1040 | return 1; |
1041 | } | |
1042 | ||
c9fad893 JA |
1043 | if (parse_jobs_ini(ini_file)) { |
1044 | usage(argv[0]); | |
ebac4655 | 1045 | return 1; |
c9fad893 | 1046 | } |
ebac4655 JA |
1047 | |
1048 | return 0; | |
1049 | } |