Commit | Line | Data |
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ebac4655 JA |
1 | #ifndef FIO_H |
2 | #define FIO_H | |
3 | ||
4 | #include <sched.h> | |
5 | #include <limits.h> | |
6 | #include <pthread.h> | |
7 | #include <sys/time.h> | |
8 | #include <sys/resource.h> | |
3c39a379 JA |
9 | #include <errno.h> |
10 | #include <stdlib.h> | |
11 | #include <stdio.h> | |
6d6f031f | 12 | #include <unistd.h> |
34cfcdaf | 13 | #include <string.h> |
cd14cc10 | 14 | #include <inttypes.h> |
7101d9c2 | 15 | #include <assert.h> |
ebac4655 | 16 | |
ecc314ba BC |
17 | struct thread_data; |
18 | ||
317b95d0 | 19 | #include "compiler/compiler.h" |
01743ee1 | 20 | #include "flist.h" |
e2887563 | 21 | #include "fifo.h" |
4b87898e | 22 | #include "rbtree.h" |
317b95d0 JA |
23 | #include "arch/arch.h" |
24 | #include "os/os.h" | |
07739b57 | 25 | #include "mutex.h" |
a3d741fa JA |
26 | #include "log.h" |
27 | #include "debug.h" | |
d6aed795 JA |
28 | #include "file.h" |
29 | #include "io_ddir.h" | |
dcefb588 | 30 | #include "ioengine.h" |
5995a6a4 | 31 | #include "iolog.h" |
c5c8bd5c | 32 | #include "helpers.h" |
07b3232d | 33 | #include "options.h" |
7eb36574 | 34 | #include "profile.h" |
c223da83 | 35 | #include "time.h" |
a7346816 | 36 | #include "gettime.h" |
bf2e821a | 37 | #include "lib/getopt.h" |
2615cc4b | 38 | #include "lib/rand.h" |
37db14fe | 39 | #include "server.h" |
a64e88da | 40 | #include "stat.h" |
9e684a49 | 41 | #include "flow.h" |
ebac4655 | 42 | |
609342ff DL |
43 | #ifdef FIO_HAVE_GUASI |
44 | #include <guasi.h> | |
45 | #endif | |
46 | ||
417f0068 JA |
47 | #ifdef FIO_HAVE_SOLARISAIO |
48 | #include <sys/asynch.h> | |
49 | #endif | |
50 | ||
e9c047a0 JA |
51 | /* |
52 | * What type of allocation to use for io buffers | |
53 | */ | |
54 | enum fio_memtype { | |
55 | MEM_MALLOC = 0, /* ordinary malloc */ | |
56 | MEM_SHM, /* use shared memory segments */ | |
74b025b0 | 57 | MEM_SHMHUGE, /* use shared memory segments with huge pages */ |
e9c047a0 | 58 | MEM_MMAP, /* use anonynomous mmap */ |
d0bdaf49 | 59 | MEM_MMAPHUGE, /* memory mapped huge file */ |
e9c047a0 JA |
60 | }; |
61 | ||
38dad62d JA |
62 | /* |
63 | * offset generator types | |
64 | */ | |
65 | enum { | |
66 | RW_SEQ_SEQ = 0, | |
67 | RW_SEQ_IDENT, | |
68 | }; | |
69 | ||
06842027 SL |
70 | /* |
71 | * What type of errors to continue on when continue_on_error is used | |
72 | */ | |
73 | enum error_type { | |
74 | ERROR_TYPE_NONE = 0, | |
75 | ERROR_TYPE_READ = 1 << 0, | |
76 | ERROR_TYPE_WRITE = 1 << 1, | |
77 | ERROR_TYPE_VERIFY = 1 << 2, | |
78 | ERROR_TYPE_ANY = 0xffff, | |
79 | }; | |
80 | ||
564ca972 JA |
81 | struct bssplit { |
82 | unsigned int bs; | |
83 | unsigned char perc; | |
84 | }; | |
85 | ||
2dc1bbeb | 86 | struct thread_options { |
b1ec1da6 | 87 | int pad; |
61697c37 | 88 | char *description; |
b4692828 | 89 | char *name; |
ef899b63 | 90 | char *directory; |
13f8e2d2 | 91 | char *filename; |
2dc1bbeb | 92 | char *opendir; |
09629a90 | 93 | char *ioengine; |
413dd459 | 94 | enum td_ddir td_ddir; |
38dad62d | 95 | unsigned int rw_seq; |
90fef2d1 | 96 | unsigned int kb_base; |
5736c10d | 97 | unsigned int ddir_seq_nr; |
a66da7a2 | 98 | long ddir_seq_add; |
2dc1bbeb JA |
99 | unsigned int iodepth; |
100 | unsigned int iodepth_low; | |
101 | unsigned int iodepth_batch; | |
4950421a | 102 | unsigned int iodepth_batch_complete; |
2dc1bbeb JA |
103 | |
104 | unsigned long long size; | |
7bb59102 | 105 | unsigned int size_percent; |
aa31f1f1 | 106 | unsigned int fill_device; |
2dc1bbeb JA |
107 | unsigned long long file_size_low; |
108 | unsigned long long file_size_high; | |
109 | unsigned long long start_offset; | |
110 | ||
111 | unsigned int bs[2]; | |
2b7a01d0 | 112 | unsigned int ba[2]; |
2dc1bbeb JA |
113 | unsigned int min_bs[2]; |
114 | unsigned int max_bs[2]; | |
720e84ad JA |
115 | struct bssplit *bssplit[2]; |
116 | unsigned int bssplit_nr[2]; | |
2dc1bbeb JA |
117 | |
118 | unsigned int nr_files; | |
119 | unsigned int open_files; | |
4d4e80f2 | 120 | enum file_lock_mode file_lock_mode; |
29c1349f | 121 | unsigned int lockfile_batch; |
e9c047a0 | 122 | |
9158d2f7 JA |
123 | unsigned int odirect; |
124 | unsigned int invalidate_cache; | |
125 | unsigned int create_serialize; | |
126 | unsigned int create_fsync; | |
814452bd | 127 | unsigned int create_on_open; |
9158d2f7 | 128 | unsigned int end_fsync; |
afad68f7 | 129 | unsigned int pre_read; |
9158d2f7 JA |
130 | unsigned int sync_io; |
131 | unsigned int verify; | |
e84c73a8 | 132 | unsigned int do_verify; |
160b966d | 133 | unsigned int verifysort; |
a59e170d JA |
134 | unsigned int verify_interval; |
135 | unsigned int verify_offset; | |
0e92f873 | 136 | char verify_pattern[MAX_PATTERN_SIZE]; |
90059d65 | 137 | unsigned int verify_pattern_bytes; |
a12a3b4d | 138 | unsigned int verify_fatal; |
b463e936 | 139 | unsigned int verify_dump; |
e8462bd8 | 140 | unsigned int verify_async; |
9e144189 JA |
141 | unsigned long long verify_backlog; |
142 | unsigned int verify_batch; | |
9158d2f7 JA |
143 | unsigned int use_thread; |
144 | unsigned int unlink; | |
145 | unsigned int do_disk_util; | |
146 | unsigned int override_sync; | |
147 | unsigned int rand_repeatable; | |
2615cc4b | 148 | unsigned int use_os_rand; |
9158d2f7 JA |
149 | unsigned int write_lat_log; |
150 | unsigned int write_bw_log; | |
c8eeb9df | 151 | unsigned int write_iops_log; |
b8bc8cba | 152 | unsigned int log_avg_msec; |
bb8895e0 | 153 | unsigned int norandommap; |
2b386d25 | 154 | unsigned int softrandommap; |
690adba3 | 155 | unsigned int bs_unaligned; |
ebb1415f | 156 | unsigned int fsync_on_close; |
e9c047a0 | 157 | |
56bb17f2 | 158 | unsigned int hugepage_size; |
a00735e6 | 159 | unsigned int rw_min_bs; |
ebac4655 | 160 | unsigned int thinktime; |
48097d5c | 161 | unsigned int thinktime_spin; |
9c1f7434 | 162 | unsigned int thinktime_blocks; |
ebac4655 | 163 | unsigned int fsync_blocks; |
5f9099ea | 164 | unsigned int fdatasync_blocks; |
1ef2b6be | 165 | unsigned int barrier_blocks; |
dce8b847 | 166 | unsigned long long start_delay; |
0db26797 | 167 | unsigned long long timeout; |
721938ae | 168 | unsigned long long ramp_time; |
ebac4655 | 169 | unsigned int overwrite; |
ebac4655 | 170 | unsigned int bw_avg_time; |
c8eeb9df | 171 | unsigned int iops_avg_time; |
ebac4655 | 172 | unsigned int loops; |
ed335855 | 173 | unsigned long long zone_range; |
20dc95c4 JA |
174 | unsigned long long zone_size; |
175 | unsigned long long zone_skip; | |
e9c047a0 | 176 | enum fio_memtype mem_type; |
d529ee19 | 177 | unsigned int mem_align; |
2dc1bbeb | 178 | |
ebac4655 | 179 | unsigned int stonewall; |
b3d62a75 | 180 | unsigned int new_group; |
ebac4655 | 181 | unsigned int numjobs; |
ebac4655 | 182 | os_cpu_mask_t cpumask; |
375b2695 | 183 | unsigned int cpumask_set; |
e8462bd8 JA |
184 | os_cpu_mask_t verify_cpumask; |
185 | unsigned int verify_cpumask_set; | |
aea47d44 | 186 | unsigned int iolog; |
a6ccc7be | 187 | unsigned int rwmixcycle; |
e47f799f | 188 | unsigned int rwmix[2]; |
b6f4d880 | 189 | unsigned int nice; |
0aabe160 | 190 | unsigned int file_service_type; |
b2560f3c | 191 | unsigned int group_reporting; |
d2f3ac35 | 192 | unsigned int fadvise_hint; |
a596f047 | 193 | enum fio_fallocate_mode fallocate_mode; |
e9459e5a | 194 | unsigned int zero_buffers; |
5973cafb | 195 | unsigned int refill_buffers; |
fd68418e | 196 | unsigned int scramble_buffers; |
cf4464ca | 197 | unsigned int time_based; |
02af0988 | 198 | unsigned int disable_lat; |
9520ebb9 JA |
199 | unsigned int disable_clat; |
200 | unsigned int disable_slat; | |
201 | unsigned int disable_bw; | |
993bf48b | 202 | unsigned int gtod_reduce; |
be4ecfdf JA |
203 | unsigned int gtod_cpu; |
204 | unsigned int gtod_offload; | |
c223da83 | 205 | enum fio_cs clocksource; |
64bbb865 | 206 | unsigned int no_stall; |
0d29de83 JA |
207 | unsigned int trim_percentage; |
208 | unsigned int trim_batch; | |
209 | unsigned int trim_zero; | |
210 | unsigned long long trim_backlog; | |
83349190 YH |
211 | unsigned int clat_percentiles; |
212 | unsigned int overwrite_plist; | |
802ad4a8 | 213 | fio_fp64_t percentile_list[FIO_IO_U_LIST_MAX_LEN]; |
aea47d44 | 214 | |
076efc7c JA |
215 | char *read_iolog_file; |
216 | char *write_iolog_file; | |
e3cedca7 JA |
217 | char *bw_log_file; |
218 | char *lat_log_file; | |
c8eeb9df | 219 | char *iops_log_file; |
d1c46c04 | 220 | char *replay_redirect; |
2dc1bbeb JA |
221 | |
222 | /* | |
223 | * Pre-run and post-run shell | |
224 | */ | |
225 | char *exec_prerun; | |
226 | char *exec_postrun; | |
227 | ||
581e7141 JA |
228 | unsigned int rate[2]; |
229 | unsigned int ratemin[2]; | |
2dc1bbeb | 230 | unsigned int ratecycle; |
581e7141 JA |
231 | unsigned int rate_iops[2]; |
232 | unsigned int rate_iops_min[2]; | |
2dc1bbeb JA |
233 | |
234 | char *ioscheduler; | |
235 | ||
236 | /* | |
237 | * CPU "io" cycle burner | |
238 | */ | |
239 | unsigned int cpuload; | |
240 | unsigned int cpucycle; | |
f2bba182 RR |
241 | |
242 | /* | |
243 | * I/O Error handling | |
244 | */ | |
06842027 | 245 | enum error_type continue_on_error; |
9ac8a797 JA |
246 | |
247 | /* | |
248 | * Benchmark profile type | |
249 | */ | |
79d16311 | 250 | char *profile; |
a696fa2a JA |
251 | |
252 | /* | |
253 | * blkio cgroup support | |
254 | */ | |
a696fa2a JA |
255 | char *cgroup; |
256 | unsigned int cgroup_weight; | |
7de87099 | 257 | unsigned int cgroup_nodelete; |
e0b0d892 JA |
258 | |
259 | unsigned int uid; | |
260 | unsigned int gid; | |
44f29692 | 261 | |
9e684a49 DE |
262 | int flow_id; |
263 | int flow; | |
264 | int flow_watermark; | |
265 | unsigned int flow_sleep; | |
266 | ||
44f29692 | 267 | unsigned int sync_file_range; |
2dc1bbeb JA |
268 | }; |
269 | ||
270 | /* | |
271 | * This describes a single thread/process executing a fio job. | |
272 | */ | |
273 | struct thread_data { | |
274 | struct thread_options o; | |
de890a1e | 275 | void *eo; |
e4e33258 | 276 | char verror[FIO_VERROR_SIZE]; |
2dc1bbeb JA |
277 | pthread_t thread; |
278 | int thread_number; | |
279 | int groupid; | |
280 | struct thread_stat ts; | |
7b9f733a JA |
281 | |
282 | struct io_log *slat_log; | |
283 | struct io_log *clat_log; | |
284 | struct io_log *lat_log; | |
285 | struct io_log *bw_log; | |
c8eeb9df | 286 | struct io_log *iops_log; |
7b9f733a | 287 | |
f0505a14 | 288 | uint64_t stat_io_bytes[2]; |
c8eeb9df JA |
289 | struct timeval bw_sample_time; |
290 | ||
291 | uint64_t stat_io_blocks[2]; | |
292 | struct timeval iops_sample_time; | |
f0505a14 | 293 | |
c8aaba19 JA |
294 | struct rusage ru_start; |
295 | struct rusage ru_end; | |
296 | ||
126d65c6 | 297 | struct fio_file **files; |
dd87b2c9 | 298 | unsigned int files_size; |
2dc1bbeb JA |
299 | unsigned int files_index; |
300 | unsigned int nr_open_files; | |
1020a139 | 301 | unsigned int nr_done_files; |
2dc1bbeb JA |
302 | unsigned int nr_normal_files; |
303 | union { | |
304 | unsigned int next_file; | |
305 | os_random_state_t next_file_state; | |
4c07ad86 | 306 | struct frand_state __next_file_state; |
2dc1bbeb JA |
307 | }; |
308 | int error; | |
20e354ef | 309 | int done; |
2dc1bbeb JA |
310 | pid_t pid; |
311 | char *orig_buffer; | |
312 | size_t orig_buffer_size; | |
313 | volatile int terminate; | |
314 | volatile int runstate; | |
315 | unsigned int ioprio; | |
ac684785 | 316 | unsigned int ioprio_set; |
2dc1bbeb | 317 | unsigned int last_was_sync; |
9e144189 | 318 | enum fio_ddir last_ddir; |
2dc1bbeb JA |
319 | |
320 | char *mmapfile; | |
321 | int mmapfd; | |
322 | ||
843a7413 JA |
323 | void *iolog_buf; |
324 | FILE *iolog_f; | |
ebac4655 | 325 | |
da86774e | 326 | char *sysfs_root; |
da86774e | 327 | |
3545a109 | 328 | unsigned long rand_seeds[8]; |
5bfc35d7 | 329 | |
4c07ad86 JA |
330 | union { |
331 | os_random_state_t bsrange_state; | |
332 | struct frand_state __bsrange_state; | |
333 | }; | |
334 | union { | |
335 | os_random_state_t verify_state; | |
336 | struct frand_state __verify_state; | |
337 | }; | |
338 | union { | |
339 | os_random_state_t trim_state; | |
340 | struct frand_state __trim_state; | |
341 | }; | |
ebac4655 | 342 | |
3545a109 JA |
343 | struct frand_state buf_state; |
344 | ||
9e144189 | 345 | unsigned int verify_batch; |
0d29de83 | 346 | unsigned int trim_batch; |
9e144189 | 347 | |
ebac4655 JA |
348 | int shm_id; |
349 | ||
e9c047a0 JA |
350 | /* |
351 | * IO engine hooks, contains everything needed to submit an io_u | |
352 | * to any of the available IO engines. | |
353 | */ | |
2866c82d | 354 | struct ioengine_ops *io_ops; |
ebac4655 | 355 | |
e9c047a0 | 356 | /* |
422f9e4b | 357 | * Queue depth of io_u's that fio MIGHT do |
e9c047a0 | 358 | */ |
ebac4655 | 359 | unsigned int cur_depth; |
422f9e4b RM |
360 | |
361 | /* | |
362 | * io_u's about to be committed | |
363 | */ | |
d8005759 | 364 | unsigned int io_u_queued; |
422f9e4b RM |
365 | |
366 | /* | |
367 | * io_u's submitted but not completed yet | |
368 | */ | |
369 | unsigned int io_u_in_flight; | |
370 | ||
371 | /* | |
372 | * List of free and busy io_u's | |
373 | */ | |
01743ee1 JA |
374 | struct flist_head io_u_freelist; |
375 | struct flist_head io_u_busylist; | |
376 | struct flist_head io_u_requeues; | |
e8462bd8 JA |
377 | pthread_mutex_t io_u_lock; |
378 | pthread_cond_t free_cond; | |
379 | ||
380 | /* | |
381 | * async verify offload | |
382 | */ | |
383 | struct flist_head verify_list; | |
384 | pthread_t *verify_threads; | |
385 | unsigned int nr_verify_threads; | |
386 | pthread_cond_t verify_cond; | |
387 | int verify_thread_exit; | |
ebac4655 | 388 | |
e9c047a0 JA |
389 | /* |
390 | * Rate state | |
391 | */ | |
1b8dbf25 | 392 | unsigned long long rate_bps[2]; |
581e7141 JA |
393 | long rate_pending_usleep[2]; |
394 | unsigned long rate_bytes[2]; | |
395 | unsigned long rate_blocks[2]; | |
396 | struct timeval lastrate[2]; | |
ebac4655 | 397 | |
ebac4655 | 398 | unsigned long long total_io_size; |
2e3bd4c2 | 399 | unsigned long long fill_device_size; |
ebac4655 | 400 | |
755200a3 | 401 | unsigned long io_issues[2]; |
9104f874 | 402 | unsigned long long io_blocks[2]; |
c8eeb9df | 403 | unsigned long long this_io_blocks[2]; |
9104f874 | 404 | unsigned long long io_bytes[2]; |
48f5abd3 | 405 | unsigned long long io_skip_bytes; |
9104f874 | 406 | unsigned long long this_io_bytes[2]; |
079ad09b | 407 | unsigned long long zone_bytes; |
cdd18ad8 | 408 | struct fio_mutex *mutex; |
ebac4655 | 409 | |
e9c047a0 JA |
410 | /* |
411 | * State for random io, a bitmap of blocks done vs not done | |
412 | */ | |
4c07ad86 JA |
413 | union { |
414 | os_random_state_t random_state; | |
415 | struct frand_state __random_state; | |
416 | }; | |
ebac4655 | 417 | |
ebac4655 JA |
418 | struct timeval start; /* start of this loop */ |
419 | struct timeval epoch; /* time job was started */ | |
a61eddec | 420 | struct timeval last_issue; |
993bf48b JA |
421 | struct timeval tv_cache; |
422 | unsigned int tv_cache_nr; | |
423 | unsigned int tv_cache_mask; | |
721938ae | 424 | unsigned int ramp_time_over; |
ebac4655 | 425 | |
e9c047a0 JA |
426 | /* |
427 | * read/write mixed workload state | |
428 | */ | |
4c07ad86 JA |
429 | union { |
430 | os_random_state_t rwmix_state; | |
431 | struct frand_state __rwmix_state; | |
432 | }; | |
e4928662 | 433 | unsigned long rwmix_issues; |
e9c047a0 | 434 | enum fio_ddir rwmix_ddir; |
5736c10d | 435 | unsigned int ddir_seq_nr; |
a6ccc7be | 436 | |
e9c047a0 | 437 | /* |
8de8f047 JA |
438 | * IO history logs for verification. We use a tree for sorting, |
439 | * if we are overwriting. Otherwise just use a fifo. | |
e9c047a0 | 440 | */ |
4b87898e | 441 | struct rb_root io_hist_tree; |
01743ee1 | 442 | struct flist_head io_hist_list; |
9e144189 | 443 | unsigned long io_hist_len; |
8de8f047 JA |
444 | |
445 | /* | |
446 | * For IO replaying | |
447 | */ | |
01743ee1 | 448 | struct flist_head io_log_list; |
433afcb4 | 449 | |
0d29de83 JA |
450 | /* |
451 | * For tracking/handling discards | |
452 | */ | |
453 | struct flist_head trim_list; | |
454 | unsigned long trim_entries; | |
455 | ||
1907dbc6 JA |
456 | /* |
457 | * for fileservice, how often to switch to a new file | |
458 | */ | |
459 | unsigned int file_service_nr; | |
460 | unsigned int file_service_left; | |
461 | struct fio_file *file_service_file; | |
9c60ce64 | 462 | |
44f29692 JA |
463 | unsigned int sync_file_range_nr; |
464 | ||
9c60ce64 JA |
465 | /* |
466 | * For generating file sizes | |
467 | */ | |
4c07ad86 JA |
468 | union { |
469 | os_random_state_t file_size_state; | |
470 | struct frand_state __file_size_state; | |
471 | }; | |
f2bba182 RR |
472 | |
473 | /* | |
474 | * Error counts | |
475 | */ | |
476 | unsigned int total_err_count; | |
477 | int first_error; | |
15dc1934 | 478 | |
9e684a49 DE |
479 | struct fio_flow *flow; |
480 | ||
15dc1934 JA |
481 | /* |
482 | * Can be overloaded by profiles | |
483 | */ | |
7eb36574 | 484 | struct prof_io_ops prof_io_ops; |
58c55ba0 | 485 | void *prof_data; |
ebac4655 JA |
486 | }; |
487 | ||
e592a06b AC |
488 | /* |
489 | * when should interactive ETA output be generated | |
490 | */ | |
491 | enum { | |
492 | FIO_ETA_AUTO, | |
493 | FIO_ETA_ALWAYS, | |
494 | FIO_ETA_NEVER, | |
495 | }; | |
496 | ||
e1161c32 | 497 | #define __td_verror(td, err, msg, func) \ |
ebac4655 | 498 | do { \ |
19abcd3d JA |
499 | if ((td)->error) \ |
500 | break; \ | |
ebac4655 JA |
501 | int e = (err); \ |
502 | (td)->error = e; \ | |
f2bba182 RR |
503 | if (!(td)->first_error) \ |
504 | snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg)); \ | |
ebac4655 JA |
505 | } while (0) |
506 | ||
b990b5c0 | 507 | |
f2bba182 RR |
508 | #define td_clear_error(td) \ |
509 | (td)->error = 0; | |
e1161c32 JA |
510 | #define td_verror(td, err, func) \ |
511 | __td_verror((td), (err), strerror((err)), (func)) | |
512 | #define td_vmsg(td, err, msg, func) \ | |
513 | __td_verror((td), (err), (msg), (func)) | |
b990b5c0 | 514 | |
81179eec JA |
515 | #define __fio_stringify_1(x) #x |
516 | #define __fio_stringify(x) __fio_stringify_1(x) | |
517 | ||
ebac4655 | 518 | extern int exitall_on_terminate; |
11e950bd JA |
519 | extern unsigned int thread_number; |
520 | extern unsigned int nr_process, nr_thread; | |
ebac4655 JA |
521 | extern int shm_id; |
522 | extern int groupid; | |
c6ae0a5b | 523 | extern int terse_output; |
53cdc686 | 524 | extern int temp_stall_ts; |
1e97cce9 | 525 | extern unsigned long long mlock_size; |
cfc99db7 | 526 | extern unsigned long page_mask, page_size; |
4241ea8f | 527 | extern int read_only; |
e592a06b | 528 | extern int eta_print; |
d3eeeabc | 529 | extern unsigned long done_secs; |
01f06b63 | 530 | extern char *job_section; |
be4ecfdf JA |
531 | extern int fio_gtod_offload; |
532 | extern int fio_gtod_cpu; | |
c223da83 | 533 | extern enum fio_cs fio_clock_source; |
a9523c6f | 534 | extern int warnings_fatal; |
f57a9c59 | 535 | extern int terse_version; |
5c341e9a | 536 | extern int is_backend; |
a37f69b7 | 537 | extern int nr_clients; |
e46d8091 | 538 | extern int log_syslog; |
5e726d0a | 539 | extern const char fio_version_string[]; |
802ad4a8 | 540 | extern const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN]; |
ebac4655 JA |
541 | |
542 | extern struct thread_data *threads; | |
543 | ||
7101d9c2 JA |
544 | static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u) |
545 | { | |
546 | assert(!(io_u->ddir == DDIR_WRITE && !td_write(td))); | |
547 | } | |
548 | ||
0ce8b119 | 549 | #define BLOCKS_PER_MAP (8 * sizeof(unsigned long)) |
aec2de20 JA |
550 | #define TO_MAP_BLOCK(f, b) (b) |
551 | #define RAND_MAP_IDX(f, b) (TO_MAP_BLOCK(f, b) / BLOCKS_PER_MAP) | |
552 | #define RAND_MAP_BIT(f, b) (TO_MAP_BLOCK(f, b) & (BLOCKS_PER_MAP - 1)) | |
ebac4655 | 553 | |
fca70358 | 554 | #define REAL_MAX_JOBS 2048 |
ebac4655 | 555 | |
1ec99eea | 556 | #define td_non_fatal_error(e) ((e) == EIO || (e) == EILSEQ) |
f2bba182 | 557 | |
06842027 SL |
558 | static inline enum error_type td_error_type(enum fio_ddir ddir, int err) |
559 | { | |
560 | if (err == EILSEQ) | |
561 | return ERROR_TYPE_VERIFY; | |
562 | if (ddir == DDIR_READ) | |
563 | return ERROR_TYPE_READ; | |
564 | return ERROR_TYPE_WRITE; | |
565 | } | |
566 | ||
f2bba182 RR |
567 | static inline void update_error_count(struct thread_data *td, int err) |
568 | { | |
569 | td->total_err_count++; | |
570 | if (td->total_err_count == 1) | |
571 | td->first_error = err; | |
572 | } | |
573 | ||
87dc1ab1 JA |
574 | static inline int should_fsync(struct thread_data *td) |
575 | { | |
576 | if (td->last_was_sync) | |
577 | return 0; | |
2dc1bbeb | 578 | if (td->o.odirect) |
87dc1ab1 | 579 | return 0; |
2dc1bbeb | 580 | if (td_write(td) || td_rw(td) || td->o.override_sync) |
87dc1ab1 JA |
581 | return 1; |
582 | ||
583 | return 0; | |
584 | } | |
585 | ||
8914a9d8 | 586 | /* |
214e1eca | 587 | * Init/option functions |
8914a9d8 | 588 | */ |
72cb971b | 589 | extern int __must_check parse_options(int, char **); |
50d16976 | 590 | extern int parse_jobs_ini(char *, int, int); |
81179eec | 591 | extern int parse_cmd_line(int, char **); |
2e1df07d | 592 | extern int fio_backend(void); |
50d16976 | 593 | extern void reset_fio_state(void); |
2e1df07d | 594 | extern void clear_io_state(struct thread_data *); |
3b8b7135 | 595 | extern int fio_options_parse(struct thread_data *, char **, int); |
74929ac2 | 596 | extern void fio_keywords_init(void); |
214e1eca | 597 | extern int fio_cmd_option_parse(struct thread_data *, const char *, char *); |
de890a1e | 598 | extern int fio_cmd_ioengine_option_parse(struct thread_data *, const char *, char *); |
214e1eca JA |
599 | extern void fio_fill_default_options(struct thread_data *); |
600 | extern int fio_show_option_help(const char *); | |
de890a1e | 601 | extern void fio_options_set_ioengine_opts(struct option *long_options, struct thread_data *td); |
214e1eca | 602 | extern void fio_options_dup_and_init(struct option *); |
de890a1e SL |
603 | extern void fio_options_mem_dupe(struct thread_data *); |
604 | extern void options_mem_dupe(void *data, struct fio_option *options); | |
5bfc35d7 | 605 | extern void td_fill_rand_seeds(struct thread_data *); |
79d16311 | 606 | extern void add_job_opts(const char **); |
1ec3d69b | 607 | extern char *num2str(unsigned long, int, int, int); |
de890a1e | 608 | extern int ioengine_load(struct thread_data *); |
1ec3d69b | 609 | |
de890a1e SL |
610 | #define FIO_GETOPT_JOB 0x89000000 |
611 | #define FIO_GETOPT_IOENGINE 0x98000000 | |
07b3232d | 612 | #define FIO_NR_OPTIONS (FIO_MAX_OPTS + 128) |
8914a9d8 | 613 | |
263e529f JA |
614 | /* |
615 | * ETA/status stuff | |
616 | */ | |
617 | extern void print_thread_status(void); | |
618 | extern void print_status_init(int); | |
619 | ||
620 | /* | |
621 | * Thread life cycle. Once a thread has a runstate beyond TD_INITIALIZED, it | |
622 | * will never back again. It may cycle between running/verififying/fsyncing. | |
623 | * Once the thread reaches TD_EXITED, it is just waiting for the core to | |
624 | * reap it. | |
625 | */ | |
626 | enum { | |
627 | TD_NOT_CREATED = 0, | |
628 | TD_CREATED, | |
629 | TD_INITIALIZED, | |
b29ee5b3 | 630 | TD_RAMP, |
263e529f | 631 | TD_RUNNING, |
b0f65863 | 632 | TD_PRE_READING, |
263e529f JA |
633 | TD_VERIFYING, |
634 | TD_FSYNCING, | |
635 | TD_EXITED, | |
636 | TD_REAPED, | |
637 | }; | |
638 | ||
b29ee5b3 | 639 | extern void td_set_runstate(struct thread_data *, int); |
cc0df00a JA |
640 | #define TERMINATE_ALL (-1) |
641 | extern void fio_terminate_threads(int); | |
b29ee5b3 | 642 | |
2f9ade3c JA |
643 | /* |
644 | * Memory helpers | |
645 | */ | |
b2fdda43 | 646 | extern int __must_check fio_pin_memory(void); |
2f9ade3c | 647 | extern void fio_unpin_memory(void); |
b2fdda43 | 648 | extern int __must_check allocate_io_mem(struct thread_data *); |
2f9ade3c JA |
649 | extern void free_io_mem(struct thread_data *); |
650 | ||
b29ee5b3 JA |
651 | /* |
652 | * Reset stats after ramp time completes | |
653 | */ | |
654 | extern void reset_all_stats(struct thread_data *); | |
655 | ||
fb7b71a3 JA |
656 | /* |
657 | * blktrace support | |
658 | */ | |
5e62c22a | 659 | #ifdef FIO_HAVE_BLKTRACE |
fb7b71a3 JA |
660 | extern int is_blktrace(const char *); |
661 | extern int load_blktrace(struct thread_data *, const char *); | |
5e62c22a | 662 | #endif |
fb7b71a3 | 663 | |
2866c82d JA |
664 | /* |
665 | * Mark unused variables passed to ops functions as unused, to silence gcc | |
666 | */ | |
667 | #define fio_unused __attribute((__unused__)) | |
5f350952 JA |
668 | #define fio_init __attribute__((constructor)) |
669 | #define fio_exit __attribute__((destructor)) | |
2866c82d | 670 | |
34572e28 JA |
671 | #define for_each_td(td, i) \ |
672 | for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++) | |
53cdc686 | 673 | #define for_each_file(td, f, i) \ |
691c8fb0 JA |
674 | if ((td)->files_index) \ |
675 | for ((i) = 0, (f) = (td)->files[0]; \ | |
676 | (i) < (td)->o.nr_files && ((f) = (td)->files[i]) != NULL; \ | |
677 | (i)++) | |
53cdc686 | 678 | |
0032bf9f JA |
679 | #define fio_assert(td, cond) do { \ |
680 | if (!(cond)) { \ | |
340fd243 | 681 | int *__foo = NULL; \ |
0032bf9f | 682 | fprintf(stderr, "file:%s:%d, assert %s failed\n", __FILE__, __LINE__, #cond); \ |
ac18ea38 | 683 | td_set_runstate((td), TD_EXITED); \ |
437c9b71 | 684 | (td)->error = EFAULT; \ |
340fd243 | 685 | *__foo = 0; \ |
0032bf9f JA |
686 | } \ |
687 | } while (0) | |
688 | ||
12d9d841 JA |
689 | static inline int fio_fill_issue_time(struct thread_data *td) |
690 | { | |
691 | if (td->o.read_iolog_file || | |
692 | !td->o.disable_clat || !td->o.disable_slat || !td->o.disable_bw) | |
693 | return 1; | |
694 | ||
695 | return 0; | |
696 | } | |
697 | ||
581e7141 JA |
698 | static inline int __should_check_rate(struct thread_data *td, |
699 | enum fio_ddir ddir) | |
700 | { | |
701 | struct thread_options *o = &td->o; | |
702 | ||
703 | /* | |
704 | * If some rate setting was given, we need to check it | |
705 | */ | |
706 | if (o->rate[ddir] || o->ratemin[ddir] || o->rate_iops[ddir] || | |
707 | o->rate_iops_min[ddir]) | |
708 | return 1; | |
709 | ||
710 | return 0; | |
711 | } | |
712 | ||
713 | static inline int should_check_rate(struct thread_data *td, | |
714 | unsigned long *bytes_done) | |
715 | { | |
716 | int ret = 0; | |
717 | ||
718 | if (bytes_done[0]) | |
719 | ret |= __should_check_rate(td, 0); | |
720 | if (bytes_done[1]) | |
721 | ret |= __should_check_rate(td, 1); | |
722 | ||
723 | return ret; | |
724 | } | |
725 | ||
d529ee19 JA |
726 | static inline int is_power_of_2(unsigned int val) |
727 | { | |
728 | return (val != 0 && ((val & (val - 1)) == 0)); | |
729 | } | |
730 | ||
e8462bd8 JA |
731 | /* |
732 | * We currently only need to do locking if we have verifier threads | |
733 | * accessing our internal structures too | |
734 | */ | |
735 | static inline void td_io_u_lock(struct thread_data *td) | |
736 | { | |
737 | if (td->o.verify_async) | |
738 | pthread_mutex_lock(&td->io_u_lock); | |
739 | } | |
740 | ||
741 | static inline void td_io_u_unlock(struct thread_data *td) | |
742 | { | |
743 | if (td->o.verify_async) | |
744 | pthread_mutex_unlock(&td->io_u_lock); | |
745 | } | |
746 | ||
747 | static inline void td_io_u_free_notify(struct thread_data *td) | |
748 | { | |
749 | if (td->o.verify_async) | |
750 | pthread_cond_signal(&td->free_cond); | |
751 | } | |
752 | ||
cca84643 JA |
753 | extern const char *fio_get_arch_string(int); |
754 | extern const char *fio_get_os_string(int); | |
755 | ||
ebac4655 | 756 | #endif |