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> |
214e1eca | 14 | #include <getopt.h> |
cd14cc10 | 15 | #include <inttypes.h> |
7101d9c2 | 16 | #include <assert.h> |
ebac4655 | 17 | |
317b95d0 | 18 | #include "compiler/compiler.h" |
01743ee1 | 19 | #include "flist.h" |
e2887563 | 20 | #include "fifo.h" |
4b87898e | 21 | #include "rbtree.h" |
317b95d0 JA |
22 | #include "arch/arch.h" |
23 | #include "os/os.h" | |
07739b57 | 24 | #include "mutex.h" |
a3d741fa JA |
25 | #include "log.h" |
26 | #include "debug.h" | |
d6aed795 JA |
27 | #include "file.h" |
28 | #include "io_ddir.h" | |
dcefb588 | 29 | #include "ioengine.h" |
5995a6a4 | 30 | #include "iolog.h" |
c5c8bd5c | 31 | #include "helpers.h" |
07b3232d | 32 | #include "options.h" |
7eb36574 | 33 | #include "profile.h" |
c223da83 | 34 | #include "time.h" |
ebac4655 | 35 | |
609342ff DL |
36 | #ifdef FIO_HAVE_GUASI |
37 | #include <guasi.h> | |
38 | #endif | |
39 | ||
417f0068 JA |
40 | #ifdef FIO_HAVE_SOLARISAIO |
41 | #include <sys/asynch.h> | |
42 | #endif | |
43 | ||
ebac4655 | 44 | struct group_run_stats { |
9104f874 JA |
45 | unsigned long long max_run[2], min_run[2]; |
46 | unsigned long long max_bw[2], min_bw[2]; | |
e9b2a3fa | 47 | unsigned long long io_kb[2]; |
9104f874 | 48 | unsigned long long agg[2]; |
90fef2d1 | 49 | unsigned int kb_base; |
ebac4655 JA |
50 | }; |
51 | ||
e9c047a0 JA |
52 | /* |
53 | * What type of allocation to use for io buffers | |
54 | */ | |
55 | enum fio_memtype { | |
56 | MEM_MALLOC = 0, /* ordinary malloc */ | |
57 | MEM_SHM, /* use shared memory segments */ | |
74b025b0 | 58 | MEM_SHMHUGE, /* use shared memory segments with huge pages */ |
e9c047a0 | 59 | MEM_MMAP, /* use anonynomous mmap */ |
d0bdaf49 | 60 | MEM_MMAPHUGE, /* memory mapped huge file */ |
e9c047a0 JA |
61 | }; |
62 | ||
b2560f3c JA |
63 | /* |
64 | * How many depth levels to log | |
65 | */ | |
66 | #define FIO_IO_U_MAP_NR 8 | |
a9a18a3f JA |
67 | #define FIO_IO_U_LAT_U_NR 10 |
68 | #define FIO_IO_U_LAT_M_NR 12 | |
b2560f3c | 69 | |
0e92f873 RR |
70 | #define MAX_PATTERN_SIZE 512 |
71 | ||
079ad09b | 72 | struct thread_stat { |
756867bd JA |
73 | char *name; |
74 | char *verror; | |
75 | int error; | |
76 | int groupid; | |
77 | pid_t pid; | |
78 | char *description; | |
6586ee89 | 79 | int members; |
756867bd | 80 | |
079ad09b JA |
81 | struct io_log *slat_log; |
82 | struct io_log *clat_log; | |
83 | struct io_log *bw_log; | |
84 | ||
85 | /* | |
86 | * bandwidth and latency stats | |
87 | */ | |
88 | struct io_stat clat_stat[2]; /* completion latency */ | |
89 | struct io_stat slat_stat[2]; /* submission latency */ | |
90 | struct io_stat bw_stat[2]; /* bandwidth stats */ | |
91 | ||
92 | unsigned long long stat_io_bytes[2]; | |
93 | struct timeval stat_sample_time[2]; | |
94 | ||
95 | /* | |
96 | * fio system usage accounting | |
97 | */ | |
98 | struct rusage ru_start; | |
99 | struct rusage ru_end; | |
100 | unsigned long usr_time; | |
101 | unsigned long sys_time; | |
102 | unsigned long ctx; | |
81887d5d | 103 | unsigned long minf, majf; |
079ad09b | 104 | |
b2560f3c JA |
105 | /* |
106 | * IO depth and latency stats | |
107 | */ | |
108 | unsigned int io_u_map[FIO_IO_U_MAP_NR]; | |
838bc709 JA |
109 | unsigned int io_u_submit[FIO_IO_U_MAP_NR]; |
110 | unsigned int io_u_complete[FIO_IO_U_MAP_NR]; | |
04a0feae JA |
111 | unsigned int io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
112 | unsigned int io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
b3605062 | 113 | unsigned long total_io_u[2]; |
30061b97 | 114 | unsigned long short_io_u[2]; |
838bc709 JA |
115 | unsigned long total_submit; |
116 | unsigned long total_complete; | |
756867bd JA |
117 | |
118 | unsigned long long io_bytes[2]; | |
119 | unsigned long runtime[2]; | |
120 | unsigned long total_run_time; | |
f2bba182 RR |
121 | |
122 | /* | |
123 | * IO Error related stats | |
124 | */ | |
125 | unsigned continue_on_error; | |
126 | unsigned long total_err_count; | |
127 | int first_error; | |
90fef2d1 JA |
128 | |
129 | unsigned int kb_base; | |
b2560f3c | 130 | }; |
71619dc2 | 131 | |
564ca972 JA |
132 | struct bssplit { |
133 | unsigned int bs; | |
134 | unsigned char perc; | |
135 | }; | |
136 | ||
2dc1bbeb | 137 | struct thread_options { |
b1ec1da6 | 138 | int pad; |
61697c37 | 139 | char *description; |
b4692828 | 140 | char *name; |
ef899b63 | 141 | char *directory; |
13f8e2d2 | 142 | char *filename; |
2dc1bbeb | 143 | char *opendir; |
09629a90 | 144 | char *ioengine; |
413dd459 | 145 | enum td_ddir td_ddir; |
90fef2d1 | 146 | unsigned int kb_base; |
211097b2 | 147 | unsigned int ddir_nr; |
2dc1bbeb JA |
148 | unsigned int iodepth; |
149 | unsigned int iodepth_low; | |
150 | unsigned int iodepth_batch; | |
4950421a | 151 | unsigned int iodepth_batch_complete; |
2dc1bbeb JA |
152 | |
153 | unsigned long long size; | |
aa31f1f1 | 154 | unsigned int fill_device; |
2dc1bbeb JA |
155 | unsigned long long file_size_low; |
156 | unsigned long long file_size_high; | |
157 | unsigned long long start_offset; | |
158 | ||
159 | unsigned int bs[2]; | |
2b7a01d0 | 160 | unsigned int ba[2]; |
2dc1bbeb JA |
161 | unsigned int min_bs[2]; |
162 | unsigned int max_bs[2]; | |
720e84ad JA |
163 | struct bssplit *bssplit[2]; |
164 | unsigned int bssplit_nr[2]; | |
2dc1bbeb JA |
165 | |
166 | unsigned int nr_files; | |
167 | unsigned int open_files; | |
4d4e80f2 | 168 | enum file_lock_mode file_lock_mode; |
29c1349f | 169 | unsigned int lockfile_batch; |
e9c047a0 | 170 | |
9158d2f7 JA |
171 | unsigned int odirect; |
172 | unsigned int invalidate_cache; | |
173 | unsigned int create_serialize; | |
174 | unsigned int create_fsync; | |
814452bd | 175 | unsigned int create_on_open; |
9158d2f7 | 176 | unsigned int end_fsync; |
afad68f7 | 177 | unsigned int pre_read; |
9158d2f7 JA |
178 | unsigned int sync_io; |
179 | unsigned int verify; | |
e84c73a8 | 180 | unsigned int do_verify; |
160b966d | 181 | unsigned int verifysort; |
a59e170d JA |
182 | unsigned int verify_interval; |
183 | unsigned int verify_offset; | |
0e92f873 | 184 | char verify_pattern[MAX_PATTERN_SIZE]; |
90059d65 | 185 | unsigned int verify_pattern_bytes; |
a12a3b4d | 186 | unsigned int verify_fatal; |
e8462bd8 | 187 | unsigned int verify_async; |
9158d2f7 JA |
188 | unsigned int use_thread; |
189 | unsigned int unlink; | |
190 | unsigned int do_disk_util; | |
191 | unsigned int override_sync; | |
192 | unsigned int rand_repeatable; | |
193 | unsigned int write_lat_log; | |
194 | unsigned int write_bw_log; | |
bb8895e0 | 195 | unsigned int norandommap; |
2b386d25 | 196 | unsigned int softrandommap; |
690adba3 | 197 | unsigned int bs_unaligned; |
ebb1415f | 198 | unsigned int fsync_on_close; |
e9c047a0 | 199 | |
56bb17f2 | 200 | unsigned int hugepage_size; |
a00735e6 | 201 | unsigned int rw_min_bs; |
ebac4655 | 202 | unsigned int thinktime; |
48097d5c | 203 | unsigned int thinktime_spin; |
9c1f7434 | 204 | unsigned int thinktime_blocks; |
ebac4655 | 205 | unsigned int fsync_blocks; |
5f9099ea | 206 | unsigned int fdatasync_blocks; |
ebac4655 | 207 | unsigned int start_delay; |
0db26797 | 208 | unsigned long long timeout; |
721938ae | 209 | unsigned long long ramp_time; |
ebac4655 | 210 | unsigned int overwrite; |
ebac4655 | 211 | unsigned int bw_avg_time; |
ebac4655 | 212 | unsigned int loops; |
20dc95c4 JA |
213 | unsigned long long zone_size; |
214 | unsigned long long zone_skip; | |
e9c047a0 | 215 | enum fio_memtype mem_type; |
d529ee19 | 216 | unsigned int mem_align; |
2dc1bbeb | 217 | |
ebac4655 | 218 | unsigned int stonewall; |
b3d62a75 | 219 | unsigned int new_group; |
ebac4655 | 220 | unsigned int numjobs; |
ebac4655 | 221 | os_cpu_mask_t cpumask; |
375b2695 | 222 | unsigned int cpumask_set; |
e8462bd8 JA |
223 | os_cpu_mask_t verify_cpumask; |
224 | unsigned int verify_cpumask_set; | |
aea47d44 | 225 | unsigned int iolog; |
a6ccc7be | 226 | unsigned int rwmixcycle; |
e47f799f | 227 | unsigned int rwmix[2]; |
b6f4d880 | 228 | unsigned int nice; |
0aabe160 | 229 | unsigned int file_service_type; |
b2560f3c | 230 | unsigned int group_reporting; |
d2f3ac35 | 231 | unsigned int fadvise_hint; |
7bc8c2cf | 232 | unsigned int fallocate; |
e9459e5a | 233 | unsigned int zero_buffers; |
5973cafb | 234 | unsigned int refill_buffers; |
cf4464ca | 235 | unsigned int time_based; |
9520ebb9 JA |
236 | unsigned int disable_clat; |
237 | unsigned int disable_slat; | |
238 | unsigned int disable_bw; | |
993bf48b | 239 | unsigned int gtod_reduce; |
be4ecfdf JA |
240 | unsigned int gtod_cpu; |
241 | unsigned int gtod_offload; | |
c223da83 | 242 | enum fio_cs clocksource; |
aea47d44 | 243 | |
076efc7c JA |
244 | char *read_iolog_file; |
245 | char *write_iolog_file; | |
e3cedca7 JA |
246 | char *bw_log_file; |
247 | char *lat_log_file; | |
2dc1bbeb JA |
248 | |
249 | /* | |
250 | * Pre-run and post-run shell | |
251 | */ | |
252 | char *exec_prerun; | |
253 | char *exec_postrun; | |
254 | ||
581e7141 JA |
255 | unsigned int rate[2]; |
256 | unsigned int ratemin[2]; | |
2dc1bbeb | 257 | unsigned int ratecycle; |
581e7141 JA |
258 | unsigned int rate_iops[2]; |
259 | unsigned int rate_iops_min[2]; | |
2dc1bbeb JA |
260 | |
261 | char *ioscheduler; | |
262 | ||
263 | /* | |
264 | * CPU "io" cycle burner | |
265 | */ | |
266 | unsigned int cpuload; | |
267 | unsigned int cpucycle; | |
f2bba182 RR |
268 | |
269 | /* | |
270 | * I/O Error handling | |
271 | */ | |
272 | unsigned int continue_on_error; | |
9ac8a797 JA |
273 | |
274 | /* | |
275 | * Benchmark profile type | |
276 | */ | |
79d16311 | 277 | char *profile; |
a696fa2a JA |
278 | |
279 | /* | |
280 | * blkio cgroup support | |
281 | */ | |
a696fa2a JA |
282 | char *cgroup; |
283 | unsigned int cgroup_weight; | |
7de87099 | 284 | unsigned int cgroup_nodelete; |
e0b0d892 JA |
285 | |
286 | unsigned int uid; | |
287 | unsigned int gid; | |
44f29692 JA |
288 | |
289 | unsigned int sync_file_range; | |
2dc1bbeb JA |
290 | }; |
291 | ||
e4e33258 JA |
292 | #define FIO_VERROR_SIZE 128 |
293 | ||
2dc1bbeb JA |
294 | /* |
295 | * This describes a single thread/process executing a fio job. | |
296 | */ | |
297 | struct thread_data { | |
298 | struct thread_options o; | |
e4e33258 | 299 | char verror[FIO_VERROR_SIZE]; |
2dc1bbeb JA |
300 | pthread_t thread; |
301 | int thread_number; | |
302 | int groupid; | |
303 | struct thread_stat ts; | |
126d65c6 | 304 | struct fio_file **files; |
dd87b2c9 | 305 | unsigned int files_size; |
2dc1bbeb JA |
306 | unsigned int files_index; |
307 | unsigned int nr_open_files; | |
1020a139 | 308 | unsigned int nr_done_files; |
2dc1bbeb JA |
309 | unsigned int nr_normal_files; |
310 | union { | |
311 | unsigned int next_file; | |
312 | os_random_state_t next_file_state; | |
313 | }; | |
314 | int error; | |
20e354ef | 315 | int done; |
2dc1bbeb JA |
316 | pid_t pid; |
317 | char *orig_buffer; | |
318 | size_t orig_buffer_size; | |
319 | volatile int terminate; | |
320 | volatile int runstate; | |
321 | unsigned int ioprio; | |
ac684785 | 322 | unsigned int ioprio_set; |
2dc1bbeb JA |
323 | unsigned int last_was_sync; |
324 | ||
325 | char *mmapfile; | |
326 | int mmapfd; | |
327 | ||
843a7413 JA |
328 | void *iolog_buf; |
329 | FILE *iolog_f; | |
ebac4655 | 330 | |
da86774e | 331 | char *sysfs_root; |
da86774e | 332 | |
5bfc35d7 JA |
333 | unsigned long rand_seeds[6]; |
334 | ||
6dfd46b9 JA |
335 | os_random_state_t bsrange_state; |
336 | os_random_state_t verify_state; | |
ebac4655 JA |
337 | |
338 | int shm_id; | |
339 | ||
e9c047a0 JA |
340 | /* |
341 | * IO engine hooks, contains everything needed to submit an io_u | |
342 | * to any of the available IO engines. | |
343 | */ | |
2866c82d | 344 | struct ioengine_ops *io_ops; |
ebac4655 | 345 | |
e9c047a0 JA |
346 | /* |
347 | * Current IO depth and list of free and busy io_u's. | |
348 | */ | |
ebac4655 | 349 | unsigned int cur_depth; |
d8005759 | 350 | unsigned int io_u_queued; |
01743ee1 JA |
351 | struct flist_head io_u_freelist; |
352 | struct flist_head io_u_busylist; | |
353 | struct flist_head io_u_requeues; | |
e8462bd8 JA |
354 | pthread_mutex_t io_u_lock; |
355 | pthread_cond_t free_cond; | |
356 | ||
357 | /* | |
358 | * async verify offload | |
359 | */ | |
360 | struct flist_head verify_list; | |
361 | pthread_t *verify_threads; | |
362 | unsigned int nr_verify_threads; | |
363 | pthread_cond_t verify_cond; | |
364 | int verify_thread_exit; | |
ebac4655 | 365 | |
e9c047a0 JA |
366 | /* |
367 | * Rate state | |
368 | */ | |
ba3e4e0c | 369 | unsigned long rate_nsec_cycle[2]; |
581e7141 JA |
370 | long rate_pending_usleep[2]; |
371 | unsigned long rate_bytes[2]; | |
372 | unsigned long rate_blocks[2]; | |
373 | struct timeval lastrate[2]; | |
ebac4655 | 374 | |
ebac4655 JA |
375 | unsigned long long total_io_size; |
376 | ||
755200a3 | 377 | unsigned long io_issues[2]; |
9104f874 JA |
378 | unsigned long long io_blocks[2]; |
379 | unsigned long long io_bytes[2]; | |
48f5abd3 | 380 | unsigned long long io_skip_bytes; |
9104f874 | 381 | unsigned long long this_io_bytes[2]; |
079ad09b | 382 | unsigned long long zone_bytes; |
cdd18ad8 | 383 | struct fio_mutex *mutex; |
ebac4655 | 384 | |
e9c047a0 JA |
385 | /* |
386 | * State for random io, a bitmap of blocks done vs not done | |
387 | */ | |
6dfd46b9 | 388 | os_random_state_t random_state; |
ebac4655 | 389 | |
ebac4655 JA |
390 | struct timeval start; /* start of this loop */ |
391 | struct timeval epoch; /* time job was started */ | |
a61eddec | 392 | struct timeval last_issue; |
993bf48b JA |
393 | struct timeval tv_cache; |
394 | unsigned int tv_cache_nr; | |
395 | unsigned int tv_cache_mask; | |
721938ae | 396 | unsigned int ramp_time_over; |
ebac4655 | 397 | |
e9c047a0 JA |
398 | /* |
399 | * read/write mixed workload state | |
400 | */ | |
6dfd46b9 | 401 | os_random_state_t rwmix_state; |
e4928662 | 402 | unsigned long rwmix_issues; |
e9c047a0 | 403 | enum fio_ddir rwmix_ddir; |
211097b2 | 404 | unsigned int ddir_nr; |
a6ccc7be | 405 | |
e9c047a0 | 406 | /* |
8de8f047 JA |
407 | * IO history logs for verification. We use a tree for sorting, |
408 | * if we are overwriting. Otherwise just use a fifo. | |
e9c047a0 | 409 | */ |
4b87898e | 410 | struct rb_root io_hist_tree; |
01743ee1 | 411 | struct flist_head io_hist_list; |
8de8f047 JA |
412 | |
413 | /* | |
414 | * For IO replaying | |
415 | */ | |
01743ee1 | 416 | struct flist_head io_log_list; |
433afcb4 | 417 | |
1907dbc6 JA |
418 | /* |
419 | * for fileservice, how often to switch to a new file | |
420 | */ | |
421 | unsigned int file_service_nr; | |
422 | unsigned int file_service_left; | |
423 | struct fio_file *file_service_file; | |
9c60ce64 | 424 | |
44f29692 JA |
425 | unsigned int sync_file_range_nr; |
426 | ||
9c60ce64 JA |
427 | /* |
428 | * For generating file sizes | |
429 | */ | |
430 | os_random_state_t file_size_state; | |
f2bba182 RR |
431 | |
432 | /* | |
433 | * Error counts | |
434 | */ | |
435 | unsigned int total_err_count; | |
436 | int first_error; | |
15dc1934 JA |
437 | |
438 | /* | |
439 | * Can be overloaded by profiles | |
440 | */ | |
7eb36574 | 441 | struct prof_io_ops prof_io_ops; |
58c55ba0 | 442 | void *prof_data; |
ebac4655 JA |
443 | }; |
444 | ||
e592a06b AC |
445 | /* |
446 | * when should interactive ETA output be generated | |
447 | */ | |
448 | enum { | |
449 | FIO_ETA_AUTO, | |
450 | FIO_ETA_ALWAYS, | |
451 | FIO_ETA_NEVER, | |
452 | }; | |
453 | ||
e1161c32 | 454 | #define __td_verror(td, err, msg, func) \ |
ebac4655 | 455 | do { \ |
19abcd3d JA |
456 | if ((td)->error) \ |
457 | break; \ | |
ebac4655 JA |
458 | int e = (err); \ |
459 | (td)->error = e; \ | |
f2bba182 RR |
460 | if (!(td)->first_error) \ |
461 | snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg)); \ | |
ebac4655 JA |
462 | } while (0) |
463 | ||
b990b5c0 | 464 | |
f2bba182 RR |
465 | #define td_clear_error(td) \ |
466 | (td)->error = 0; | |
e1161c32 JA |
467 | #define td_verror(td, err, func) \ |
468 | __td_verror((td), (err), strerror((err)), (func)) | |
469 | #define td_vmsg(td, err, msg, func) \ | |
470 | __td_verror((td), (err), (msg), (func)) | |
b990b5c0 | 471 | |
ebac4655 JA |
472 | extern int exitall_on_terminate; |
473 | extern int thread_number; | |
9cedf167 | 474 | extern int nr_process, nr_thread; |
ebac4655 JA |
475 | extern int shm_id; |
476 | extern int groupid; | |
c6ae0a5b | 477 | extern int terse_output; |
53cdc686 | 478 | extern int temp_stall_ts; |
1e97cce9 | 479 | extern unsigned long long mlock_size; |
cfc99db7 | 480 | extern unsigned long page_mask, page_size; |
4241ea8f | 481 | extern int read_only; |
e592a06b | 482 | extern int eta_print; |
d3eeeabc | 483 | extern unsigned long done_secs; |
01f06b63 | 484 | extern char *job_section; |
be4ecfdf JA |
485 | extern int fio_gtod_offload; |
486 | extern int fio_gtod_cpu; | |
c223da83 | 487 | extern enum fio_cs fio_clock_source; |
ebac4655 JA |
488 | |
489 | extern struct thread_data *threads; | |
490 | ||
7101d9c2 JA |
491 | static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u) |
492 | { | |
493 | assert(!(io_u->ddir == DDIR_WRITE && !td_write(td))); | |
494 | } | |
495 | ||
de605666 | 496 | #define BLOCKS_PER_MAP (8 * sizeof(int)) |
aec2de20 JA |
497 | #define TO_MAP_BLOCK(f, b) (b) |
498 | #define RAND_MAP_IDX(f, b) (TO_MAP_BLOCK(f, b) / BLOCKS_PER_MAP) | |
499 | #define RAND_MAP_BIT(f, b) (TO_MAP_BLOCK(f, b) & (BLOCKS_PER_MAP - 1)) | |
ebac4655 JA |
500 | |
501 | #define MAX_JOBS (1024) | |
502 | ||
1ec99eea | 503 | #define td_non_fatal_error(e) ((e) == EIO || (e) == EILSEQ) |
f2bba182 RR |
504 | |
505 | static inline void update_error_count(struct thread_data *td, int err) | |
506 | { | |
507 | td->total_err_count++; | |
508 | if (td->total_err_count == 1) | |
509 | td->first_error = err; | |
510 | } | |
511 | ||
87dc1ab1 JA |
512 | static inline int should_fsync(struct thread_data *td) |
513 | { | |
514 | if (td->last_was_sync) | |
515 | return 0; | |
2dc1bbeb | 516 | if (td->o.odirect) |
87dc1ab1 | 517 | return 0; |
2dc1bbeb | 518 | if (td_write(td) || td_rw(td) || td->o.override_sync) |
87dc1ab1 JA |
519 | return 1; |
520 | ||
521 | return 0; | |
522 | } | |
523 | ||
8914a9d8 | 524 | /* |
214e1eca | 525 | * Init/option functions |
8914a9d8 | 526 | */ |
72cb971b | 527 | extern int __must_check parse_options(int, char **); |
3b8b7135 | 528 | extern int fio_options_parse(struct thread_data *, char **, int); |
74929ac2 | 529 | extern void fio_keywords_init(void); |
214e1eca JA |
530 | extern int fio_cmd_option_parse(struct thread_data *, const char *, char *); |
531 | extern void fio_fill_default_options(struct thread_data *); | |
532 | extern int fio_show_option_help(const char *); | |
533 | extern void fio_options_dup_and_init(struct option *); | |
d23bb327 JA |
534 | extern void options_mem_dupe(struct thread_data *); |
535 | extern void options_mem_free(struct thread_data *); | |
5bfc35d7 | 536 | extern void td_fill_rand_seeds(struct thread_data *); |
79d16311 | 537 | extern void add_job_opts(const char **); |
214e1eca | 538 | #define FIO_GETOPT_JOB 0x89988998 |
07b3232d | 539 | #define FIO_NR_OPTIONS (FIO_MAX_OPTS + 128) |
8914a9d8 | 540 | |
263e529f JA |
541 | /* |
542 | * ETA/status stuff | |
543 | */ | |
544 | extern void print_thread_status(void); | |
545 | extern void print_status_init(int); | |
546 | ||
547 | /* | |
548 | * Thread life cycle. Once a thread has a runstate beyond TD_INITIALIZED, it | |
549 | * will never back again. It may cycle between running/verififying/fsyncing. | |
550 | * Once the thread reaches TD_EXITED, it is just waiting for the core to | |
551 | * reap it. | |
552 | */ | |
553 | enum { | |
554 | TD_NOT_CREATED = 0, | |
555 | TD_CREATED, | |
556 | TD_INITIALIZED, | |
b29ee5b3 | 557 | TD_RAMP, |
263e529f | 558 | TD_RUNNING, |
b0f65863 | 559 | TD_PRE_READING, |
263e529f JA |
560 | TD_VERIFYING, |
561 | TD_FSYNCING, | |
562 | TD_EXITED, | |
563 | TD_REAPED, | |
564 | }; | |
565 | ||
b29ee5b3 JA |
566 | extern void td_set_runstate(struct thread_data *, int); |
567 | ||
2f9ade3c JA |
568 | /* |
569 | * Memory helpers | |
570 | */ | |
b2fdda43 | 571 | extern int __must_check fio_pin_memory(void); |
2f9ade3c | 572 | extern void fio_unpin_memory(void); |
b2fdda43 | 573 | extern int __must_check allocate_io_mem(struct thread_data *); |
2f9ade3c JA |
574 | extern void free_io_mem(struct thread_data *); |
575 | ||
b29ee5b3 JA |
576 | /* |
577 | * Reset stats after ramp time completes | |
578 | */ | |
579 | extern void reset_all_stats(struct thread_data *); | |
580 | ||
fb7b71a3 JA |
581 | /* |
582 | * blktrace support | |
583 | */ | |
5e62c22a | 584 | #ifdef FIO_HAVE_BLKTRACE |
fb7b71a3 JA |
585 | extern int is_blktrace(const char *); |
586 | extern int load_blktrace(struct thread_data *, const char *); | |
5e62c22a | 587 | #endif |
fb7b71a3 | 588 | |
2866c82d JA |
589 | /* |
590 | * Mark unused variables passed to ops functions as unused, to silence gcc | |
591 | */ | |
592 | #define fio_unused __attribute((__unused__)) | |
5f350952 JA |
593 | #define fio_init __attribute__((constructor)) |
594 | #define fio_exit __attribute__((destructor)) | |
2866c82d | 595 | |
34572e28 JA |
596 | #define for_each_td(td, i) \ |
597 | for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++) | |
53cdc686 | 598 | #define for_each_file(td, f, i) \ |
691c8fb0 JA |
599 | if ((td)->files_index) \ |
600 | for ((i) = 0, (f) = (td)->files[0]; \ | |
601 | (i) < (td)->o.nr_files && ((f) = (td)->files[i]) != NULL; \ | |
602 | (i)++) | |
53cdc686 | 603 | |
0032bf9f JA |
604 | #define fio_assert(td, cond) do { \ |
605 | if (!(cond)) { \ | |
340fd243 | 606 | int *__foo = NULL; \ |
0032bf9f JA |
607 | fprintf(stderr, "file:%s:%d, assert %s failed\n", __FILE__, __LINE__, #cond); \ |
608 | (td)->runstate = TD_EXITED; \ | |
437c9b71 | 609 | (td)->error = EFAULT; \ |
340fd243 | 610 | *__foo = 0; \ |
0032bf9f JA |
611 | } \ |
612 | } while (0) | |
613 | ||
12d9d841 JA |
614 | static inline int fio_fill_issue_time(struct thread_data *td) |
615 | { | |
616 | if (td->o.read_iolog_file || | |
617 | !td->o.disable_clat || !td->o.disable_slat || !td->o.disable_bw) | |
618 | return 1; | |
619 | ||
620 | return 0; | |
621 | } | |
622 | ||
adb02ba8 JA |
623 | /* |
624 | * Cheesy number->string conversion, complete with carry rounding error. | |
625 | */ | |
626 | static inline char *num2str(unsigned long num, int maxlen, int base, int pow2) | |
627 | { | |
628 | char postfix[] = { ' ', 'K', 'M', 'G', 'P', 'E' }; | |
629 | unsigned int thousand; | |
630 | char *buf; | |
631 | int i; | |
632 | ||
633 | if (pow2) | |
634 | thousand = 1024; | |
635 | else | |
636 | thousand = 1000; | |
637 | ||
638 | buf = malloc(128); | |
639 | ||
640 | for (i = 0; base > 1; i++) | |
641 | base /= thousand; | |
642 | ||
643 | do { | |
644 | int len, carry = 0; | |
645 | ||
646 | len = sprintf(buf, "%'lu", num); | |
647 | if (len <= maxlen) { | |
648 | if (i >= 1) { | |
649 | buf[len] = postfix[i]; | |
650 | buf[len + 1] = '\0'; | |
651 | } | |
652 | return buf; | |
653 | } | |
654 | ||
655 | if ((num % thousand) >= (thousand / 2)) | |
656 | carry = 1; | |
657 | ||
658 | num /= thousand; | |
659 | num += carry; | |
660 | i++; | |
661 | } while (i <= 5); | |
662 | ||
663 | return buf; | |
664 | } | |
665 | ||
581e7141 JA |
666 | static inline int __should_check_rate(struct thread_data *td, |
667 | enum fio_ddir ddir) | |
668 | { | |
669 | struct thread_options *o = &td->o; | |
670 | ||
671 | /* | |
672 | * If some rate setting was given, we need to check it | |
673 | */ | |
674 | if (o->rate[ddir] || o->ratemin[ddir] || o->rate_iops[ddir] || | |
675 | o->rate_iops_min[ddir]) | |
676 | return 1; | |
677 | ||
678 | return 0; | |
679 | } | |
680 | ||
681 | static inline int should_check_rate(struct thread_data *td, | |
682 | unsigned long *bytes_done) | |
683 | { | |
684 | int ret = 0; | |
685 | ||
686 | if (bytes_done[0]) | |
687 | ret |= __should_check_rate(td, 0); | |
688 | if (bytes_done[1]) | |
689 | ret |= __should_check_rate(td, 1); | |
690 | ||
691 | return ret; | |
692 | } | |
693 | ||
d529ee19 JA |
694 | static inline int is_power_of_2(unsigned int val) |
695 | { | |
696 | return (val != 0 && ((val & (val - 1)) == 0)); | |
697 | } | |
698 | ||
e8462bd8 JA |
699 | /* |
700 | * We currently only need to do locking if we have verifier threads | |
701 | * accessing our internal structures too | |
702 | */ | |
703 | static inline void td_io_u_lock(struct thread_data *td) | |
704 | { | |
705 | if (td->o.verify_async) | |
706 | pthread_mutex_lock(&td->io_u_lock); | |
707 | } | |
708 | ||
709 | static inline void td_io_u_unlock(struct thread_data *td) | |
710 | { | |
711 | if (td->o.verify_async) | |
712 | pthread_mutex_unlock(&td->io_u_lock); | |
713 | } | |
714 | ||
715 | static inline void td_io_u_free_notify(struct thread_data *td) | |
716 | { | |
717 | if (td->o.verify_async) | |
718 | pthread_cond_signal(&td->free_cond); | |
719 | } | |
720 | ||
ebac4655 | 721 | #endif |