Commit | Line | Data |
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ebac4655 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <unistd.h> | |
4 | #include <fcntl.h> | |
5 | #include <ctype.h> | |
6 | #include <string.h> | |
7 | #include <errno.h> | |
8 | #include <sys/ipc.h> | |
9 | #include <sys/shm.h> | |
10 | #include <sys/types.h> | |
11 | #include <sys/stat.h> | |
12 | ||
13 | #include "fio.h" | |
14 | ||
20dc95c4 JA |
15 | #define DEF_BS (4096) |
16 | #define DEF_TIMEOUT (0) | |
17 | #define DEF_RATE_CYCLE (1000) | |
18 | #define DEF_ODIRECT (1) | |
19 | #define DEF_IO_ENGINE (FIO_SYNCIO) | |
ebac4655 | 20 | #define DEF_IO_ENGINE_NAME "sync" |
20dc95c4 JA |
21 | #define DEF_SEQUENTIAL (1) |
22 | #define DEF_RAND_REPEAT (1) | |
23 | #define DEF_OVERWRITE (1) | |
24 | #define DEF_CREATE (1) | |
25 | #define DEF_INVALIDATE (1) | |
26 | #define DEF_SYNCIO (0) | |
27 | #define DEF_RANDSEED (0xb1899bedUL) | |
28 | #define DEF_BWAVGTIME (500) | |
29 | #define DEF_CREATE_SER (1) | |
ebac4655 | 30 | #define DEF_CREATE_FSYNC (1) |
20dc95c4 JA |
31 | #define DEF_LOOPS (1) |
32 | #define DEF_VERIFY (0) | |
33 | #define DEF_STONEWALL (0) | |
34 | #define DEF_NUMJOBS (1) | |
35 | #define DEF_USE_THREAD (0) | |
36 | #define DEF_FILE_SIZE (1024 * 1024 * 1024UL) | |
37 | #define DEF_ZONE_SIZE (0) | |
38 | #define DEF_ZONE_SKIP (0) | |
ebac4655 | 39 | |
e8e387c1 | 40 | static char fio_version_string[] = "fio 1.3"; |
ebac4655 JA |
41 | |
42 | static int repeatable = DEF_RAND_REPEAT; | |
43 | static char *ini_file; | |
44 | static int max_jobs = MAX_JOBS; | |
45 | ||
46 | struct thread_data def_thread; | |
47 | struct thread_data *threads = NULL; | |
48 | ||
49 | int rate_quit = 0; | |
50 | int write_lat_log = 0; | |
51 | int write_bw_log = 0; | |
52 | int exitall_on_terminate = 0; | |
53 | ||
54 | static int setup_rate(struct thread_data *td) | |
55 | { | |
56 | int nr_reads_per_sec; | |
57 | ||
58 | if (!td->rate) | |
59 | return 0; | |
60 | ||
61 | if (td->rate < td->ratemin) { | |
62 | fprintf(stderr, "min rate larger than nominal rate\n"); | |
63 | return -1; | |
64 | } | |
65 | ||
66 | nr_reads_per_sec = (td->rate * 1024) / td->min_bs; | |
67 | td->rate_usec_cycle = 1000000 / nr_reads_per_sec; | |
68 | td->rate_pending_usleep = 0; | |
69 | return 0; | |
70 | } | |
71 | ||
72 | static void setup_log(struct io_log **log) | |
73 | { | |
74 | struct io_log *l = malloc(sizeof(*l)); | |
75 | ||
76 | l->nr_samples = 0; | |
77 | l->max_samples = 1024; | |
78 | l->log = malloc(l->max_samples * sizeof(struct io_sample)); | |
79 | *log = l; | |
80 | } | |
81 | ||
82 | void finish_log(struct thread_data *td, struct io_log *log, const char *name) | |
83 | { | |
aea47d44 | 84 | char file_name[256]; |
ebac4655 JA |
85 | FILE *f; |
86 | unsigned int i; | |
87 | ||
aea47d44 | 88 | snprintf(file_name, 200, "client%d_%s.log", td->thread_number, name); |
ebac4655 JA |
89 | f = fopen(file_name, "w"); |
90 | if (!f) { | |
91 | perror("fopen log"); | |
92 | return; | |
93 | } | |
94 | ||
95 | for (i = 0; i < log->nr_samples; i++) | |
96 | fprintf(f, "%lu, %lu, %u\n", log->log[i].time, log->log[i].val, log->log[i].ddir); | |
97 | ||
98 | fclose(f); | |
99 | free(log->log); | |
100 | free(log); | |
101 | } | |
102 | ||
103 | static struct thread_data *get_new_job(int global, struct thread_data *parent) | |
104 | { | |
105 | struct thread_data *td; | |
106 | ||
107 | if (global) | |
108 | return &def_thread; | |
109 | if (thread_number >= max_jobs) | |
110 | return NULL; | |
111 | ||
112 | td = &threads[thread_number++]; | |
113 | memset(td, 0, sizeof(*td)); | |
114 | ||
115 | td->fd = -1; | |
116 | td->thread_number = thread_number; | |
117 | ||
118 | td->ddir = parent->ddir; | |
119 | td->ioprio = parent->ioprio; | |
120 | td->sequential = parent->sequential; | |
121 | td->bs = parent->bs; | |
122 | td->min_bs = parent->min_bs; | |
123 | td->max_bs = parent->max_bs; | |
124 | td->odirect = parent->odirect; | |
125 | td->thinktime = parent->thinktime; | |
126 | td->fsync_blocks = parent->fsync_blocks; | |
127 | td->start_delay = parent->start_delay; | |
128 | td->timeout = parent->timeout; | |
129 | td->io_engine = parent->io_engine; | |
130 | td->create_file = parent->create_file; | |
131 | td->overwrite = parent->overwrite; | |
132 | td->invalidate_cache = parent->invalidate_cache; | |
133 | td->file_size = parent->file_size; | |
134 | td->file_offset = parent->file_offset; | |
20dc95c4 JA |
135 | td->zone_size = parent->zone_size; |
136 | td->zone_skip = parent->zone_skip; | |
ebac4655 JA |
137 | td->rate = parent->rate; |
138 | td->ratemin = parent->ratemin; | |
139 | td->ratecycle = parent->ratecycle; | |
140 | td->iodepth = parent->iodepth; | |
141 | td->sync_io = parent->sync_io; | |
142 | td->mem_type = parent->mem_type; | |
143 | td->bw_avg_time = parent->bw_avg_time; | |
144 | td->create_serialize = parent->create_serialize; | |
145 | td->create_fsync = parent->create_fsync; | |
146 | td->loops = parent->loops; | |
147 | td->verify = parent->verify; | |
148 | td->stonewall = parent->stonewall; | |
149 | td->numjobs = parent->numjobs; | |
150 | td->use_thread = parent->use_thread; | |
151 | td->do_disk_util = parent->do_disk_util; | |
152 | memcpy(&td->cpumask, &parent->cpumask, sizeof(td->cpumask)); | |
153 | strcpy(td->io_engine_name, parent->io_engine_name); | |
154 | ||
155 | return td; | |
156 | } | |
157 | ||
158 | static void put_job(struct thread_data *td) | |
159 | { | |
160 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); | |
161 | thread_number--; | |
162 | } | |
163 | ||
8756e4d4 | 164 | static int add_job(struct thread_data *td, const char *jobname) |
ebac4655 | 165 | { |
3d60d1ed JA |
166 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
167 | "rw", NULL, "randrw" }; | |
ebac4655 JA |
168 | struct stat sb; |
169 | int numjobs, ddir; | |
170 | ||
171 | #ifndef FIO_HAVE_LIBAIO | |
172 | if (td->io_engine == FIO_LIBAIO) { | |
173 | fprintf(stderr, "Linux libaio not available\n"); | |
174 | return 1; | |
175 | } | |
176 | #endif | |
177 | #ifndef FIO_HAVE_POSIXAIO | |
178 | if (td->io_engine == FIO_POSIXAIO) { | |
179 | fprintf(stderr, "posix aio not available\n"); | |
180 | return 1; | |
181 | } | |
182 | #endif | |
ebac4655 JA |
183 | |
184 | /* | |
185 | * the def_thread is just for options, it's not a real job | |
186 | */ | |
187 | if (td == &def_thread) | |
188 | return 0; | |
189 | ||
190 | if (td->io_engine & FIO_SYNCIO) | |
191 | td->iodepth = 1; | |
192 | else { | |
193 | if (!td->iodepth) | |
194 | td->iodepth = 1; | |
195 | } | |
196 | ||
20dc95c4 JA |
197 | /* |
198 | * only really works for sequential io for now | |
199 | */ | |
200 | if (td->zone_size && !td->sequential) | |
201 | td->zone_size = 0; | |
202 | ||
ebac4655 | 203 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
204 | if (!stat(jobname, &sb)) { |
205 | if (S_ISBLK(sb.st_mode)) | |
206 | td->filetype = FIO_TYPE_BD; | |
207 | else if (S_ISCHR(sb.st_mode)) | |
208 | td->filetype = FIO_TYPE_CHAR; | |
209 | } | |
ebac4655 JA |
210 | |
211 | if (td->filetype == FIO_TYPE_FILE) { | |
212 | if (td->directory[0] != '\0') | |
eba09dd3 | 213 | sprintf(td->file_name, "%s/%s.%d", td->directory, jobname, td->jobnum); |
ebac4655 | 214 | else |
eba09dd3 | 215 | sprintf(td->file_name, "%s.%d", jobname, td->jobnum); |
ebac4655 | 216 | } else |
aea47d44 | 217 | strncpy(td->file_name, jobname, sizeof(td->file_name) - 1); |
ebac4655 JA |
218 | |
219 | sem_init(&td->mutex, 0, 0); | |
220 | ||
221 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
222 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
223 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
224 | ||
225 | if (td->min_bs == -1U) | |
226 | td->min_bs = td->bs; | |
227 | if (td->max_bs == -1U) | |
228 | td->max_bs = td->bs; | |
3d60d1ed | 229 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
230 | td->verify = 0; |
231 | ||
232 | if (td->stonewall && td->thread_number > 1) | |
233 | groupid++; | |
234 | ||
235 | td->groupid = groupid; | |
236 | ||
237 | if (setup_rate(td)) | |
238 | goto err; | |
239 | ||
240 | if (write_lat_log) { | |
241 | setup_log(&td->slat_log); | |
242 | setup_log(&td->clat_log); | |
243 | } | |
244 | if (write_bw_log) | |
245 | setup_log(&td->bw_log); | |
246 | ||
3d60d1ed | 247 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
8756e4d4 | 248 | 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 |
249 | |
250 | /* | |
251 | * recurse add identical jobs, clear numjobs and stonewall options | |
252 | * as they don't apply to sub-jobs | |
253 | */ | |
254 | numjobs = td->numjobs; | |
255 | while (--numjobs) { | |
256 | struct thread_data *td_new = get_new_job(0, td); | |
257 | ||
258 | if (!td_new) | |
259 | goto err; | |
260 | ||
261 | td_new->numjobs = 1; | |
262 | td_new->stonewall = 0; | |
eba09dd3 | 263 | td_new->jobnum = numjobs; |
ebac4655 | 264 | |
8756e4d4 | 265 | if (add_job(td_new, jobname)) |
ebac4655 JA |
266 | goto err; |
267 | } | |
268 | return 0; | |
269 | err: | |
270 | put_job(td); | |
271 | return -1; | |
272 | } | |
273 | ||
274 | int init_random_state(struct thread_data *td) | |
275 | { | |
276 | unsigned long seed; | |
277 | int fd, num_maps, blocks; | |
278 | ||
279 | fd = open("/dev/random", O_RDONLY); | |
280 | if (fd == -1) { | |
281 | td_verror(td, errno); | |
282 | return 1; | |
283 | } | |
284 | ||
285 | if (read(fd, &seed, sizeof(seed)) < (int) sizeof(seed)) { | |
286 | td_verror(td, EIO); | |
287 | close(fd); | |
288 | return 1; | |
289 | } | |
290 | ||
291 | close(fd); | |
292 | ||
293 | srand48_r(seed, &td->bsrange_state); | |
294 | srand48_r(seed, &td->verify_state); | |
295 | ||
296 | if (td->sequential) | |
297 | return 0; | |
298 | ||
299 | if (repeatable) | |
300 | seed = DEF_RANDSEED; | |
301 | ||
302 | blocks = (td->io_size + td->min_bs - 1) / td->min_bs; | |
303 | num_maps = blocks / BLOCKS_PER_MAP; | |
304 | td->file_map = malloc(num_maps * sizeof(long)); | |
305 | td->num_maps = num_maps; | |
306 | memset(td->file_map, 0, num_maps * sizeof(long)); | |
307 | ||
308 | srand48_r(seed, &td->random_state); | |
309 | return 0; | |
310 | } | |
311 | ||
312 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
313 | { | |
314 | #ifdef FIO_HAVE_CPU_AFFINITY | |
315 | unsigned int i; | |
316 | ||
317 | CPU_ZERO(&cpumask); | |
318 | ||
319 | for (i = 0; i < sizeof(int) * 8; i++) { | |
320 | if ((1 << i) & cpu) | |
321 | CPU_SET(i, &cpumask); | |
322 | } | |
323 | #endif | |
324 | } | |
325 | ||
326 | static unsigned long get_mult(char c) | |
327 | { | |
328 | switch (c) { | |
329 | case 'k': | |
330 | case 'K': | |
331 | return 1024; | |
332 | case 'm': | |
333 | case 'M': | |
334 | return 1024 * 1024; | |
335 | case 'g': | |
336 | case 'G': | |
337 | return 1024 * 1024 * 1024; | |
338 | default: | |
339 | return 1; | |
340 | } | |
341 | } | |
342 | ||
343 | /* | |
344 | * convert string after '=' into decimal value, noting any size suffix | |
345 | */ | |
346 | static int str_cnv(char *p, unsigned long long *val) | |
347 | { | |
348 | char *str; | |
349 | int len; | |
350 | ||
f5d3e5ec | 351 | str = strchr(p, '='); |
ebac4655 JA |
352 | if (!str) |
353 | return 1; | |
354 | ||
355 | str++; | |
356 | len = strlen(str); | |
357 | ||
358 | *val = strtoul(str, NULL, 10); | |
359 | if (*val == ULONG_MAX && errno == ERANGE) | |
360 | return 1; | |
361 | ||
362 | *val *= get_mult(str[len - 2]); | |
363 | return 0; | |
364 | } | |
365 | ||
366 | static int check_strcnv(char *p, char *name, unsigned long long *val) | |
367 | { | |
20dc95c4 | 368 | if (strncmp(p, name, strlen(name) - 1)) |
ebac4655 JA |
369 | return 1; |
370 | ||
371 | return str_cnv(p, val); | |
372 | } | |
373 | ||
374 | static void strip_blank_front(char **p) | |
375 | { | |
376 | char *s = *p; | |
377 | ||
378 | while (isblank(*s)) | |
379 | s++; | |
380 | } | |
381 | ||
382 | static void strip_blank_end(char *p) | |
383 | { | |
384 | while (isblank(*p)) { | |
385 | *p = '\0'; | |
386 | p--; | |
387 | } | |
388 | } | |
389 | ||
aea47d44 JA |
390 | static void terminate_line(char *p) |
391 | { | |
392 | while (*p != '\n' && *p != '\0') | |
393 | p++; | |
394 | ||
395 | *p = '\0'; | |
396 | } | |
397 | ||
ebac4655 JA |
398 | typedef int (str_cb_fn)(struct thread_data *, char *); |
399 | ||
400 | static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td) | |
401 | { | |
402 | char *s = strstr(p, name); | |
403 | ||
404 | if (!s) | |
405 | return 1; | |
406 | ||
f5d3e5ec | 407 | s = strchr(s, '='); |
ebac4655 JA |
408 | if (!s) |
409 | return 1; | |
410 | ||
411 | s++; | |
412 | strip_blank_front(&s); | |
413 | return cb(td, s); | |
414 | } | |
415 | ||
416 | static int check_strstore(char *p, char *name, char *dest) | |
417 | { | |
418 | char *s = strstr(p, name); | |
419 | ||
420 | if (!s) | |
421 | return 1; | |
422 | ||
f5d3e5ec | 423 | s = strchr(p, '='); |
ebac4655 JA |
424 | if (!s) |
425 | return 1; | |
426 | ||
427 | s++; | |
428 | strip_blank_front(&s); | |
429 | ||
430 | strcpy(dest, s); | |
431 | ||
432 | s = dest + strlen(dest) - 1; | |
433 | strip_blank_end(s); | |
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 | |
f5d3e5ec JA |
495 | str = strstr(p, name); |
496 | if (!str) | |
497 | return 1; | |
498 | ||
499 | str = strchr(p, '='); | |
500 | if (!str) | |
501 | return 1; | |
502 | ||
503 | str++; | |
ebac4655 | 504 | |
f5d3e5ec | 505 | if (sscanf(str, "%u", val) == 1) |
ebac4655 JA |
506 | return 0; |
507 | ||
508 | return 1; | |
509 | } | |
510 | ||
511 | static int check_strset(char *p, char *name) | |
512 | { | |
513 | return strncmp(p, name, strlen(name)); | |
514 | } | |
515 | ||
516 | static int is_empty_or_comment(char *line) | |
517 | { | |
518 | unsigned int i; | |
519 | ||
520 | for (i = 0; i < strlen(line); i++) { | |
521 | if (line[i] == ';') | |
522 | return 1; | |
523 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
524 | return 0; | |
525 | } | |
526 | ||
527 | return 1; | |
528 | } | |
529 | ||
530 | static int str_rw_cb(struct thread_data *td, char *mem) | |
531 | { | |
532 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { | |
533 | td->ddir = DDIR_READ; | |
534 | td->sequential = 1; | |
535 | return 0; | |
536 | } else if (!strncmp(mem, "randread", 8)) { | |
537 | td->ddir = DDIR_READ; | |
538 | td->sequential = 0; | |
539 | return 0; | |
540 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
541 | td->ddir = DDIR_WRITE; | |
542 | td->sequential = 1; | |
543 | return 0; | |
544 | } else if (!strncmp(mem, "randwrite", 9)) { | |
545 | td->ddir = DDIR_WRITE; | |
546 | td->sequential = 0; | |
547 | return 0; | |
3d60d1ed JA |
548 | } else if (!strncmp(mem, "rw", 2)) { |
549 | td->ddir = 0; | |
550 | td->iomix = 1; | |
551 | td->sequential = 1; | |
552 | return 0; | |
553 | } else if (!strncmp(mem, "randrw", 6)) { | |
554 | td->ddir = 0; | |
555 | td->iomix = 1; | |
556 | td->sequential = 0; | |
557 | return 0; | |
ebac4655 JA |
558 | } |
559 | ||
560 | fprintf(stderr, "bad data direction: %s\n", mem); | |
561 | return 1; | |
562 | } | |
563 | ||
564 | static int str_verify_cb(struct thread_data *td, char *mem) | |
565 | { | |
566 | if (!strncmp(mem, "0", 1)) { | |
567 | td->verify = VERIFY_NONE; | |
568 | return 0; | |
569 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
570 | td->verify = VERIFY_MD5; | |
571 | return 0; | |
572 | } else if (!strncmp(mem, "crc32", 5)) { | |
573 | td->verify = VERIFY_CRC32; | |
574 | return 0; | |
575 | } | |
576 | ||
577 | fprintf(stderr, "bad verify type: %s\n", mem); | |
578 | return 1; | |
579 | } | |
580 | ||
581 | static int str_mem_cb(struct thread_data *td, char *mem) | |
582 | { | |
583 | if (!strncmp(mem, "malloc", 6)) { | |
584 | td->mem_type = MEM_MALLOC; | |
585 | return 0; | |
586 | } else if (!strncmp(mem, "shm", 3)) { | |
587 | td->mem_type = MEM_SHM; | |
588 | return 0; | |
589 | } else if (!strncmp(mem, "mmap", 4)) { | |
590 | td->mem_type = MEM_MMAP; | |
591 | return 0; | |
592 | } | |
593 | ||
594 | fprintf(stderr, "bad mem type: %s\n", mem); | |
595 | return 1; | |
596 | } | |
597 | ||
598 | static int str_ioengine_cb(struct thread_data *td, char *str) | |
599 | { | |
600 | if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) || | |
601 | !strncmp(str, "libaio", 6)) { | |
602 | strcpy(td->io_engine_name, "libaio"); | |
603 | td->io_engine = FIO_LIBAIO; | |
604 | return 0; | |
605 | } else if (!strncmp(str, "posixaio", 8)) { | |
606 | strcpy(td->io_engine_name, "posixaio"); | |
607 | td->io_engine = FIO_POSIXAIO; | |
608 | return 0; | |
609 | } else if (!strncmp(str, "sync", 4)) { | |
610 | strcpy(td->io_engine_name, "sync"); | |
611 | td->io_engine = FIO_SYNCIO; | |
612 | return 0; | |
613 | } else if (!strncmp(str, "mmap", 4)) { | |
614 | strcpy(td->io_engine_name, "mmap"); | |
615 | td->io_engine = FIO_MMAPIO; | |
616 | return 0; | |
617 | } else if (!strncmp(str, "sgio", 4)) { | |
618 | strcpy(td->io_engine_name, "sgio"); | |
619 | td->io_engine = FIO_SGIO; | |
620 | return 0; | |
8756e4d4 JA |
621 | } else if (!strncmp(str, "splice", 6)) { |
622 | strcpy(td->io_engine_name, "splice"); | |
623 | td->io_engine = FIO_SPLICEIO; | |
624 | return 0; | |
ebac4655 JA |
625 | } |
626 | ||
627 | fprintf(stderr, "bad ioengine type: %s\n", str); | |
628 | return 1; | |
629 | } | |
630 | ||
aea47d44 JA |
631 | static int str_iolog_cb(struct thread_data *td, char *file) |
632 | { | |
633 | terminate_line(file); | |
634 | strncpy(td->iolog_file, file, sizeof(td->iolog_file) - 1); | |
635 | ||
636 | return 0; | |
637 | } | |
ebac4655 JA |
638 | |
639 | int parse_jobs_ini(char *file) | |
640 | { | |
641 | unsigned int prioclass, prio, cpu, global; | |
642 | unsigned long long ull; | |
643 | unsigned long ul1, ul2; | |
644 | struct thread_data *td; | |
645 | char *string, *name; | |
646 | fpos_t off; | |
647 | FILE *f; | |
648 | char *p; | |
649 | ||
650 | f = fopen(file, "r"); | |
651 | if (!f) { | |
aea47d44 | 652 | perror("fopen job file"); |
ebac4655 JA |
653 | return 1; |
654 | } | |
655 | ||
656 | string = malloc(4096); | |
657 | name = malloc(256); | |
658 | ||
659 | while ((p = fgets(string, 4096, f)) != NULL) { | |
660 | if (is_empty_or_comment(p)) | |
661 | continue; | |
662 | if (sscanf(p, "[%s]", name) != 1) | |
663 | continue; | |
664 | ||
665 | global = !strncmp(name, "global", 6); | |
666 | ||
667 | name[strlen(name) - 1] = '\0'; | |
668 | ||
669 | td = get_new_job(global, &def_thread); | |
670 | if (!td) | |
671 | return 1; | |
672 | ||
ebac4655 JA |
673 | fgetpos(f, &off); |
674 | while ((p = fgets(string, 4096, f)) != NULL) { | |
675 | if (is_empty_or_comment(p)) | |
676 | continue; | |
677 | if (strstr(p, "[")) | |
678 | break; | |
aea47d44 | 679 | |
ebac4655 JA |
680 | if (!check_int(p, "prio", &prio)) { |
681 | #ifndef FIO_HAVE_IOPRIO | |
682 | fprintf(stderr, "io priorities not available\n"); | |
683 | return 1; | |
684 | #endif | |
8756e4d4 | 685 | td->ioprio |= prio; |
ebac4655 JA |
686 | fgetpos(f, &off); |
687 | continue; | |
688 | } | |
689 | if (!check_int(p, "prioclass", &prioclass)) { | |
690 | #ifndef FIO_HAVE_IOPRIO | |
691 | fprintf(stderr, "io priorities not available\n"); | |
692 | return 1; | |
693 | #endif | |
8756e4d4 | 694 | td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT; |
ebac4655 JA |
695 | fgetpos(f, &off); |
696 | continue; | |
697 | } | |
698 | if (!check_int(p, "direct", &td->odirect)) { | |
699 | fgetpos(f, &off); | |
700 | continue; | |
701 | } | |
702 | if (!check_int(p, "rate", &td->rate)) { | |
703 | fgetpos(f, &off); | |
704 | continue; | |
705 | } | |
706 | if (!check_int(p, "ratemin", &td->ratemin)) { | |
707 | fgetpos(f, &off); | |
708 | continue; | |
709 | } | |
710 | if (!check_int(p, "ratecycle", &td->ratecycle)) { | |
711 | fgetpos(f, &off); | |
712 | continue; | |
713 | } | |
714 | if (!check_int(p, "thinktime", &td->thinktime)) { | |
715 | fgetpos(f, &off); | |
716 | continue; | |
717 | } | |
718 | if (!check_int(p, "cpumask", &cpu)) { | |
719 | #ifndef FIO_HAVE_CPU_AFFINITY | |
720 | fprintf(stderr, "cpu affinity not available\n"); | |
721 | return 1; | |
722 | #endif | |
723 | fill_cpu_mask(td->cpumask, cpu); | |
724 | fgetpos(f, &off); | |
725 | continue; | |
726 | } | |
727 | if (!check_int(p, "fsync", &td->fsync_blocks)) { | |
728 | fgetpos(f, &off); | |
fc1a4713 | 729 | td->end_fsync = 1; |
ebac4655 JA |
730 | continue; |
731 | } | |
732 | if (!check_int(p, "startdelay", &td->start_delay)) { | |
733 | fgetpos(f, &off); | |
734 | continue; | |
735 | } | |
736 | if (!check_int(p, "timeout", &td->timeout)) { | |
737 | fgetpos(f, &off); | |
738 | continue; | |
739 | } | |
740 | if (!check_int(p, "invalidate",&td->invalidate_cache)) { | |
741 | fgetpos(f, &off); | |
742 | continue; | |
743 | } | |
744 | if (!check_int(p, "iodepth", &td->iodepth)) { | |
745 | fgetpos(f, &off); | |
746 | continue; | |
747 | } | |
748 | if (!check_int(p, "sync", &td->sync_io)) { | |
749 | fgetpos(f, &off); | |
750 | continue; | |
751 | } | |
752 | if (!check_int(p, "bwavgtime", &td->bw_avg_time)) { | |
753 | fgetpos(f, &off); | |
754 | continue; | |
755 | } | |
756 | if (!check_int(p, "create_serialize", &td->create_serialize)) { | |
757 | fgetpos(f, &off); | |
758 | continue; | |
759 | } | |
760 | if (!check_int(p, "create_fsync", &td->create_fsync)) { | |
761 | fgetpos(f, &off); | |
762 | continue; | |
763 | } | |
fc1a4713 JA |
764 | if (!check_int(p, "end_fsync", &td->end_fsync)) { |
765 | fgetpos(f, &off); | |
766 | continue; | |
767 | } | |
ebac4655 JA |
768 | if (!check_int(p, "loops", &td->loops)) { |
769 | fgetpos(f, &off); | |
770 | continue; | |
771 | } | |
772 | if (!check_int(p, "numjobs", &td->numjobs)) { | |
773 | fgetpos(f, &off); | |
774 | continue; | |
775 | } | |
776 | if (!check_int(p, "overwrite", &td->overwrite)) { | |
777 | fgetpos(f, &off); | |
778 | continue; | |
779 | } | |
780 | if (!check_range(p, "bsrange", &ul1, &ul2)) { | |
781 | if (ul1 > ul2) { | |
782 | td->max_bs = ul1; | |
783 | td->min_bs = ul2; | |
784 | } else { | |
785 | td->max_bs = ul2; | |
786 | td->min_bs = ul1; | |
787 | } | |
788 | fgetpos(f, &off); | |
789 | continue; | |
790 | } | |
791 | if (!check_strcnv(p, "bs", &ull)) { | |
792 | td->bs = ull; | |
793 | fgetpos(f, &off); | |
794 | continue; | |
795 | } | |
796 | if (!check_strcnv(p, "size", &td->file_size)) { | |
797 | fgetpos(f, &off); | |
798 | continue; | |
799 | } | |
800 | if (!check_strcnv(p, "offset", &td->file_offset)) { | |
801 | fgetpos(f, &off); | |
20dc95c4 JA |
802 | continue; |
803 | } | |
804 | if (!check_strcnv(p, "zonesize", &td->zone_size)) { | |
805 | fgetpos(f, &off); | |
806 | continue; | |
807 | } | |
808 | if (!check_strcnv(p, "zoneskip", &td->zone_skip)) { | |
809 | fgetpos(f, &off); | |
ebac4655 JA |
810 | continue; |
811 | } | |
812 | if (!check_strstore(p, "directory", td->directory)) { | |
813 | fgetpos(f, &off); | |
814 | continue; | |
815 | } | |
816 | if (!check_str(p, "mem", str_mem_cb, td)) { | |
817 | fgetpos(f, &off); | |
818 | continue; | |
819 | } | |
820 | if (!check_str(p, "verify", str_verify_cb, td)) { | |
821 | fgetpos(f, &off); | |
822 | continue; | |
823 | } | |
824 | if (!check_str(p, "rw", str_rw_cb, td)) { | |
825 | fgetpos(f, &off); | |
826 | continue; | |
827 | } | |
828 | if (!check_str(p, "ioengine", str_ioengine_cb, td)) { | |
829 | fgetpos(f, &off); | |
830 | continue; | |
831 | } | |
832 | if (!check_strset(p, "create")) { | |
833 | td->create_file = 1; | |
834 | fgetpos(f, &off); | |
835 | continue; | |
836 | } | |
837 | if (!check_strset(p, "exitall")) { | |
838 | exitall_on_terminate = 1; | |
839 | fgetpos(f, &off); | |
840 | continue; | |
841 | } | |
842 | if (!check_strset(p, "stonewall")) { | |
843 | td->stonewall = 1; | |
844 | fgetpos(f, &off); | |
845 | continue; | |
846 | } | |
847 | if (!check_strset(p, "thread")) { | |
848 | td->use_thread = 1; | |
849 | fgetpos(f, &off); | |
850 | continue; | |
851 | } | |
aea47d44 JA |
852 | if (!check_str(p, "iolog", str_iolog_cb, td)) { |
853 | td->iolog = 1; | |
854 | fgetpos(f, &off); | |
855 | continue; | |
856 | } | |
ebac4655 JA |
857 | |
858 | printf("Client%d: bad option %s\n",td->thread_number,p); | |
aea47d44 | 859 | return 1; |
ebac4655 JA |
860 | } |
861 | fsetpos(f, &off); | |
862 | ||
8756e4d4 | 863 | if (add_job(td, name)) |
ebac4655 JA |
864 | return 1; |
865 | } | |
866 | ||
867 | free(string); | |
868 | free(name); | |
869 | fclose(f); | |
870 | return 0; | |
871 | } | |
872 | ||
873 | static int fill_def_thread(void) | |
874 | { | |
875 | memset(&def_thread, 0, sizeof(def_thread)); | |
876 | ||
877 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
878 | perror("sched_getaffinity"); | |
879 | return 1; | |
880 | } | |
881 | ||
882 | /* | |
883 | * fill globals | |
884 | */ | |
885 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 886 | def_thread.iomix = 0; |
ebac4655 JA |
887 | def_thread.bs = DEF_BS; |
888 | def_thread.min_bs = -1; | |
889 | def_thread.max_bs = -1; | |
890 | def_thread.io_engine = DEF_IO_ENGINE; | |
891 | strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME); | |
892 | def_thread.odirect = DEF_ODIRECT; | |
893 | def_thread.ratecycle = DEF_RATE_CYCLE; | |
894 | def_thread.sequential = DEF_SEQUENTIAL; | |
895 | def_thread.timeout = DEF_TIMEOUT; | |
896 | def_thread.create_file = DEF_CREATE; | |
897 | def_thread.overwrite = DEF_OVERWRITE; | |
898 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
899 | def_thread.sync_io = DEF_SYNCIO; | |
900 | def_thread.mem_type = MEM_MALLOC; | |
901 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
902 | def_thread.create_serialize = DEF_CREATE_SER; | |
903 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
904 | def_thread.loops = DEF_LOOPS; | |
905 | def_thread.verify = DEF_VERIFY; | |
906 | def_thread.stonewall = DEF_STONEWALL; | |
907 | def_thread.numjobs = DEF_NUMJOBS; | |
908 | def_thread.use_thread = DEF_USE_THREAD; | |
909 | #ifdef FIO_HAVE_DISK_UTIL | |
910 | def_thread.do_disk_util = 1; | |
911 | #endif | |
912 | ||
913 | return 0; | |
914 | } | |
915 | ||
4785f995 JA |
916 | static void usage(char *name) |
917 | { | |
918 | printf("%s\n", fio_version_string); | |
919 | printf("\t-s IO is sequential\n"); | |
920 | printf("\t-b Block size in KiB for each IO\n"); | |
921 | printf("\t-t Runtime in seconds\n"); | |
922 | printf("\t-R Exit all threads on failure to meet rate goal\n"); | |
923 | printf("\t-o Use O_DIRECT\n"); | |
924 | printf("\t-l Generate per-job latency logs\n"); | |
925 | printf("\t-w Generate per-job bandwidth logs\n"); | |
926 | printf("\t-f Job file (Required)\n"); | |
927 | printf("\t-v Print version info and exit\n"); | |
928 | } | |
929 | ||
ebac4655 JA |
930 | static void parse_cmd_line(int argc, char *argv[]) |
931 | { | |
932 | int c; | |
933 | ||
4785f995 | 934 | while ((c = getopt(argc, argv, "s:b:t:r:R:o:f:lwvh")) != EOF) { |
ebac4655 JA |
935 | switch (c) { |
936 | case 's': | |
937 | def_thread.sequential = !!atoi(optarg); | |
938 | break; | |
939 | case 'b': | |
940 | def_thread.bs = atoi(optarg); | |
941 | def_thread.bs <<= 10; | |
942 | if (!def_thread.bs) { | |
943 | printf("bad block size\n"); | |
944 | def_thread.bs = DEF_BS; | |
945 | } | |
946 | break; | |
947 | case 't': | |
948 | def_thread.timeout = atoi(optarg); | |
949 | break; | |
950 | case 'r': | |
951 | repeatable = !!atoi(optarg); | |
952 | break; | |
953 | case 'R': | |
954 | rate_quit = !!atoi(optarg); | |
955 | break; | |
956 | case 'o': | |
957 | def_thread.odirect = !!atoi(optarg); | |
958 | break; | |
959 | case 'f': | |
960 | ini_file = strdup(optarg); | |
961 | break; | |
962 | case 'l': | |
963 | write_lat_log = 1; | |
964 | break; | |
965 | case 'w': | |
966 | write_bw_log = 1; | |
967 | break; | |
4785f995 JA |
968 | case 'h': |
969 | usage(argv[0]); | |
970 | exit(0); | |
ebac4655 JA |
971 | case 'v': |
972 | printf("%s\n", fio_version_string); | |
973 | exit(0); | |
974 | } | |
975 | } | |
c9fad893 JA |
976 | |
977 | if (!ini_file && argc > 1 && argv[argc - 1][0] != '-') | |
978 | ini_file = strdup(argv[argc - 1]); | |
ebac4655 JA |
979 | } |
980 | ||
981 | static void free_shm(void) | |
982 | { | |
983 | struct shmid_ds sbuf; | |
984 | ||
985 | if (threads) { | |
986 | shmdt(threads); | |
987 | threads = NULL; | |
988 | shmctl(shm_id, IPC_RMID, &sbuf); | |
989 | } | |
990 | } | |
991 | ||
992 | static int setup_thread_area(void) | |
993 | { | |
994 | /* | |
995 | * 1024 is too much on some machines, scale max_jobs if | |
996 | * we get a failure that looks like too large a shm segment | |
997 | */ | |
998 | do { | |
999 | int s = max_jobs * sizeof(struct thread_data); | |
1000 | ||
1001 | shm_id = shmget(0, s, IPC_CREAT | 0600); | |
1002 | if (shm_id != -1) | |
1003 | break; | |
1004 | if (errno != EINVAL) { | |
1005 | perror("shmget"); | |
1006 | break; | |
1007 | } | |
1008 | ||
1009 | max_jobs >>= 1; | |
1010 | } while (max_jobs); | |
1011 | ||
1012 | if (shm_id == -1) | |
1013 | return 1; | |
1014 | ||
1015 | threads = shmat(shm_id, NULL, 0); | |
1016 | if (threads == (void *) -1) { | |
1017 | perror("shmat"); | |
1018 | return 1; | |
1019 | } | |
1020 | ||
1021 | atexit(free_shm); | |
1022 | return 0; | |
1023 | } | |
1024 | ||
1025 | int parse_options(int argc, char *argv[]) | |
1026 | { | |
1027 | if (setup_thread_area()) | |
1028 | return 1; | |
1029 | if (fill_def_thread()) | |
1030 | return 1; | |
1031 | ||
1032 | parse_cmd_line(argc, argv); | |
1033 | ||
1034 | if (!ini_file) { | |
1035 | printf("Need job file\n"); | |
4785f995 | 1036 | usage(argv[0]); |
ebac4655 JA |
1037 | return 1; |
1038 | } | |
1039 | ||
c9fad893 JA |
1040 | if (parse_jobs_ini(ini_file)) { |
1041 | usage(argv[0]); | |
ebac4655 | 1042 | return 1; |
c9fad893 | 1043 | } |
ebac4655 JA |
1044 | |
1045 | return 0; | |
1046 | } |