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" |
ebac4655 | 31 | |
609342ff DL |
32 | #ifdef FIO_HAVE_GUASI |
33 | #include <guasi.h> | |
34 | #endif | |
35 | ||
417f0068 JA |
36 | #ifdef FIO_HAVE_SOLARISAIO |
37 | #include <sys/asynch.h> | |
38 | #endif | |
39 | ||
ebac4655 | 40 | struct group_run_stats { |
9104f874 JA |
41 | unsigned long long max_run[2], min_run[2]; |
42 | unsigned long long max_bw[2], min_bw[2]; | |
e9b2a3fa | 43 | unsigned long long io_kb[2]; |
9104f874 | 44 | unsigned long long agg[2]; |
ebac4655 JA |
45 | }; |
46 | ||
e9c047a0 JA |
47 | /* |
48 | * What type of allocation to use for io buffers | |
49 | */ | |
50 | enum fio_memtype { | |
51 | MEM_MALLOC = 0, /* ordinary malloc */ | |
52 | MEM_SHM, /* use shared memory segments */ | |
74b025b0 | 53 | MEM_SHMHUGE, /* use shared memory segments with huge pages */ |
e9c047a0 | 54 | MEM_MMAP, /* use anonynomous mmap */ |
d0bdaf49 | 55 | MEM_MMAPHUGE, /* memory mapped huge file */ |
e9c047a0 JA |
56 | }; |
57 | ||
b2560f3c JA |
58 | /* |
59 | * How many depth levels to log | |
60 | */ | |
61 | #define FIO_IO_U_MAP_NR 8 | |
a9a18a3f JA |
62 | #define FIO_IO_U_LAT_U_NR 10 |
63 | #define FIO_IO_U_LAT_M_NR 12 | |
b2560f3c | 64 | |
079ad09b | 65 | struct thread_stat { |
756867bd JA |
66 | char *name; |
67 | char *verror; | |
68 | int error; | |
69 | int groupid; | |
70 | pid_t pid; | |
71 | char *description; | |
6586ee89 | 72 | int members; |
756867bd | 73 | |
079ad09b JA |
74 | struct io_log *slat_log; |
75 | struct io_log *clat_log; | |
76 | struct io_log *bw_log; | |
77 | ||
78 | /* | |
79 | * bandwidth and latency stats | |
80 | */ | |
81 | struct io_stat clat_stat[2]; /* completion latency */ | |
82 | struct io_stat slat_stat[2]; /* submission latency */ | |
83 | struct io_stat bw_stat[2]; /* bandwidth stats */ | |
84 | ||
85 | unsigned long long stat_io_bytes[2]; | |
86 | struct timeval stat_sample_time[2]; | |
87 | ||
88 | /* | |
89 | * fio system usage accounting | |
90 | */ | |
91 | struct rusage ru_start; | |
92 | struct rusage ru_end; | |
93 | unsigned long usr_time; | |
94 | unsigned long sys_time; | |
95 | unsigned long ctx; | |
81887d5d | 96 | unsigned long minf, majf; |
079ad09b | 97 | |
b2560f3c JA |
98 | /* |
99 | * IO depth and latency stats | |
100 | */ | |
101 | unsigned int io_u_map[FIO_IO_U_MAP_NR]; | |
838bc709 JA |
102 | unsigned int io_u_submit[FIO_IO_U_MAP_NR]; |
103 | unsigned int io_u_complete[FIO_IO_U_MAP_NR]; | |
04a0feae JA |
104 | unsigned int io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
105 | unsigned int io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
b3605062 | 106 | unsigned long total_io_u[2]; |
30061b97 | 107 | unsigned long short_io_u[2]; |
838bc709 JA |
108 | unsigned long total_submit; |
109 | unsigned long total_complete; | |
756867bd JA |
110 | |
111 | unsigned long long io_bytes[2]; | |
112 | unsigned long runtime[2]; | |
113 | unsigned long total_run_time; | |
f2bba182 RR |
114 | |
115 | /* | |
116 | * IO Error related stats | |
117 | */ | |
118 | unsigned continue_on_error; | |
119 | unsigned long total_err_count; | |
120 | int first_error; | |
b2560f3c | 121 | }; |
71619dc2 | 122 | |
564ca972 JA |
123 | struct bssplit { |
124 | unsigned int bs; | |
125 | unsigned char perc; | |
126 | }; | |
127 | ||
2dc1bbeb | 128 | struct thread_options { |
b1ec1da6 | 129 | int pad; |
61697c37 | 130 | char *description; |
b4692828 | 131 | char *name; |
ef899b63 | 132 | char *directory; |
13f8e2d2 | 133 | char *filename; |
2dc1bbeb | 134 | char *opendir; |
09629a90 | 135 | char *ioengine; |
413dd459 | 136 | enum td_ddir td_ddir; |
211097b2 | 137 | unsigned int ddir_nr; |
2dc1bbeb JA |
138 | unsigned int iodepth; |
139 | unsigned int iodepth_low; | |
140 | unsigned int iodepth_batch; | |
4950421a | 141 | unsigned int iodepth_batch_complete; |
2dc1bbeb JA |
142 | |
143 | unsigned long long size; | |
aa31f1f1 | 144 | unsigned int fill_device; |
2dc1bbeb JA |
145 | unsigned long long file_size_low; |
146 | unsigned long long file_size_high; | |
147 | unsigned long long start_offset; | |
148 | ||
149 | unsigned int bs[2]; | |
2b7a01d0 | 150 | unsigned int ba[2]; |
2dc1bbeb JA |
151 | unsigned int min_bs[2]; |
152 | unsigned int max_bs[2]; | |
720e84ad JA |
153 | struct bssplit *bssplit[2]; |
154 | unsigned int bssplit_nr[2]; | |
2dc1bbeb JA |
155 | |
156 | unsigned int nr_files; | |
157 | unsigned int open_files; | |
4d4e80f2 | 158 | enum file_lock_mode file_lock_mode; |
29c1349f | 159 | unsigned int lockfile_batch; |
e9c047a0 | 160 | |
9158d2f7 JA |
161 | unsigned int odirect; |
162 | unsigned int invalidate_cache; | |
163 | unsigned int create_serialize; | |
164 | unsigned int create_fsync; | |
814452bd | 165 | unsigned int create_on_open; |
9158d2f7 | 166 | unsigned int end_fsync; |
afad68f7 | 167 | unsigned int pre_read; |
9158d2f7 JA |
168 | unsigned int sync_io; |
169 | unsigned int verify; | |
e84c73a8 | 170 | unsigned int do_verify; |
160b966d | 171 | unsigned int verifysort; |
a59e170d JA |
172 | unsigned int verify_interval; |
173 | unsigned int verify_offset; | |
90059d65 JA |
174 | unsigned int verify_pattern; |
175 | unsigned int verify_pattern_bytes; | |
a12a3b4d | 176 | unsigned int verify_fatal; |
9158d2f7 JA |
177 | unsigned int use_thread; |
178 | unsigned int unlink; | |
179 | unsigned int do_disk_util; | |
180 | unsigned int override_sync; | |
181 | unsigned int rand_repeatable; | |
182 | unsigned int write_lat_log; | |
183 | unsigned int write_bw_log; | |
bb8895e0 | 184 | unsigned int norandommap; |
2b386d25 | 185 | unsigned int softrandommap; |
690adba3 | 186 | unsigned int bs_unaligned; |
ebb1415f | 187 | unsigned int fsync_on_close; |
e9c047a0 | 188 | |
56bb17f2 | 189 | unsigned int hugepage_size; |
a00735e6 | 190 | unsigned int rw_min_bs; |
ebac4655 | 191 | unsigned int thinktime; |
48097d5c | 192 | unsigned int thinktime_spin; |
9c1f7434 | 193 | unsigned int thinktime_blocks; |
ebac4655 | 194 | unsigned int fsync_blocks; |
5f9099ea | 195 | unsigned int fdatasync_blocks; |
ebac4655 | 196 | unsigned int start_delay; |
0db26797 | 197 | unsigned long long timeout; |
721938ae | 198 | unsigned long long ramp_time; |
ebac4655 | 199 | unsigned int overwrite; |
ebac4655 | 200 | unsigned int bw_avg_time; |
ebac4655 | 201 | unsigned int loops; |
20dc95c4 JA |
202 | unsigned long long zone_size; |
203 | unsigned long long zone_skip; | |
e9c047a0 | 204 | enum fio_memtype mem_type; |
d529ee19 | 205 | unsigned int mem_align; |
2dc1bbeb | 206 | |
ebac4655 | 207 | unsigned int stonewall; |
b3d62a75 | 208 | unsigned int new_group; |
ebac4655 | 209 | unsigned int numjobs; |
ebac4655 | 210 | os_cpu_mask_t cpumask; |
375b2695 | 211 | unsigned int cpumask_set; |
aea47d44 | 212 | unsigned int iolog; |
a6ccc7be | 213 | unsigned int rwmixcycle; |
e47f799f | 214 | unsigned int rwmix[2]; |
b6f4d880 | 215 | unsigned int nice; |
0aabe160 | 216 | unsigned int file_service_type; |
b2560f3c | 217 | unsigned int group_reporting; |
d2f3ac35 | 218 | unsigned int fadvise_hint; |
e9459e5a | 219 | unsigned int zero_buffers; |
5973cafb | 220 | unsigned int refill_buffers; |
cf4464ca | 221 | unsigned int time_based; |
9520ebb9 JA |
222 | unsigned int disable_clat; |
223 | unsigned int disable_slat; | |
224 | unsigned int disable_bw; | |
993bf48b | 225 | unsigned int gtod_reduce; |
be4ecfdf JA |
226 | unsigned int gtod_cpu; |
227 | unsigned int gtod_offload; | |
aea47d44 | 228 | |
076efc7c JA |
229 | char *read_iolog_file; |
230 | char *write_iolog_file; | |
e3cedca7 JA |
231 | char *bw_log_file; |
232 | char *lat_log_file; | |
2dc1bbeb JA |
233 | |
234 | /* | |
235 | * Pre-run and post-run shell | |
236 | */ | |
237 | char *exec_prerun; | |
238 | char *exec_postrun; | |
239 | ||
581e7141 JA |
240 | unsigned int rate[2]; |
241 | unsigned int ratemin[2]; | |
2dc1bbeb | 242 | unsigned int ratecycle; |
581e7141 JA |
243 | unsigned int rate_iops[2]; |
244 | unsigned int rate_iops_min[2]; | |
2dc1bbeb JA |
245 | |
246 | char *ioscheduler; | |
247 | ||
248 | /* | |
249 | * CPU "io" cycle burner | |
250 | */ | |
251 | unsigned int cpuload; | |
252 | unsigned int cpucycle; | |
f2bba182 RR |
253 | |
254 | /* | |
255 | * I/O Error handling | |
256 | */ | |
257 | unsigned int continue_on_error; | |
2dc1bbeb JA |
258 | }; |
259 | ||
e4e33258 JA |
260 | #define FIO_VERROR_SIZE 128 |
261 | ||
2dc1bbeb JA |
262 | /* |
263 | * This describes a single thread/process executing a fio job. | |
264 | */ | |
265 | struct thread_data { | |
266 | struct thread_options o; | |
e4e33258 | 267 | char verror[FIO_VERROR_SIZE]; |
2dc1bbeb JA |
268 | pthread_t thread; |
269 | int thread_number; | |
270 | int groupid; | |
271 | struct thread_stat ts; | |
126d65c6 | 272 | struct fio_file **files; |
dd87b2c9 | 273 | unsigned int files_size; |
2dc1bbeb JA |
274 | unsigned int files_index; |
275 | unsigned int nr_open_files; | |
1020a139 | 276 | unsigned int nr_done_files; |
2dc1bbeb JA |
277 | unsigned int nr_normal_files; |
278 | union { | |
279 | unsigned int next_file; | |
280 | os_random_state_t next_file_state; | |
281 | }; | |
282 | int error; | |
20e354ef | 283 | int done; |
2dc1bbeb JA |
284 | pid_t pid; |
285 | char *orig_buffer; | |
286 | size_t orig_buffer_size; | |
287 | volatile int terminate; | |
288 | volatile int runstate; | |
289 | unsigned int ioprio; | |
ac684785 | 290 | unsigned int ioprio_set; |
2dc1bbeb JA |
291 | unsigned int last_was_sync; |
292 | ||
293 | char *mmapfile; | |
294 | int mmapfd; | |
295 | ||
843a7413 JA |
296 | void *iolog_buf; |
297 | FILE *iolog_f; | |
ebac4655 | 298 | |
da86774e | 299 | char *sysfs_root; |
da86774e | 300 | |
5bfc35d7 JA |
301 | unsigned long rand_seeds[6]; |
302 | ||
6dfd46b9 JA |
303 | os_random_state_t bsrange_state; |
304 | os_random_state_t verify_state; | |
ebac4655 JA |
305 | |
306 | int shm_id; | |
307 | ||
e9c047a0 JA |
308 | /* |
309 | * IO engine hooks, contains everything needed to submit an io_u | |
310 | * to any of the available IO engines. | |
311 | */ | |
2866c82d | 312 | struct ioengine_ops *io_ops; |
ebac4655 | 313 | |
e9c047a0 JA |
314 | /* |
315 | * Current IO depth and list of free and busy io_u's. | |
316 | */ | |
ebac4655 | 317 | unsigned int cur_depth; |
d8005759 | 318 | unsigned int io_u_queued; |
01743ee1 JA |
319 | struct flist_head io_u_freelist; |
320 | struct flist_head io_u_busylist; | |
321 | struct flist_head io_u_requeues; | |
ebac4655 | 322 | |
e9c047a0 JA |
323 | /* |
324 | * Rate state | |
325 | */ | |
581e7141 JA |
326 | unsigned long rate_usec_cycle[2]; |
327 | long rate_pending_usleep[2]; | |
328 | unsigned long rate_bytes[2]; | |
329 | unsigned long rate_blocks[2]; | |
330 | struct timeval lastrate[2]; | |
ebac4655 | 331 | |
ebac4655 JA |
332 | unsigned long long total_io_size; |
333 | ||
755200a3 | 334 | unsigned long io_issues[2]; |
9104f874 JA |
335 | unsigned long long io_blocks[2]; |
336 | unsigned long long io_bytes[2]; | |
48f5abd3 | 337 | unsigned long long io_skip_bytes; |
9104f874 | 338 | unsigned long long this_io_bytes[2]; |
079ad09b | 339 | unsigned long long zone_bytes; |
cdd18ad8 | 340 | struct fio_mutex *mutex; |
ebac4655 | 341 | |
e9c047a0 JA |
342 | /* |
343 | * State for random io, a bitmap of blocks done vs not done | |
344 | */ | |
6dfd46b9 | 345 | os_random_state_t random_state; |
ebac4655 | 346 | |
ebac4655 JA |
347 | struct timeval start; /* start of this loop */ |
348 | struct timeval epoch; /* time job was started */ | |
a61eddec | 349 | struct timeval last_issue; |
993bf48b JA |
350 | struct timeval tv_cache; |
351 | unsigned int tv_cache_nr; | |
352 | unsigned int tv_cache_mask; | |
721938ae | 353 | unsigned int ramp_time_over; |
ebac4655 | 354 | |
e9c047a0 JA |
355 | /* |
356 | * read/write mixed workload state | |
357 | */ | |
6dfd46b9 | 358 | os_random_state_t rwmix_state; |
e4928662 | 359 | unsigned long rwmix_issues; |
e9c047a0 | 360 | enum fio_ddir rwmix_ddir; |
211097b2 | 361 | unsigned int ddir_nr; |
a6ccc7be | 362 | |
e9c047a0 | 363 | /* |
8de8f047 JA |
364 | * IO history logs for verification. We use a tree for sorting, |
365 | * if we are overwriting. Otherwise just use a fifo. | |
e9c047a0 | 366 | */ |
4b87898e | 367 | struct rb_root io_hist_tree; |
01743ee1 | 368 | struct flist_head io_hist_list; |
8de8f047 JA |
369 | |
370 | /* | |
371 | * For IO replaying | |
372 | */ | |
01743ee1 | 373 | struct flist_head io_log_list; |
433afcb4 | 374 | |
1907dbc6 JA |
375 | /* |
376 | * for fileservice, how often to switch to a new file | |
377 | */ | |
378 | unsigned int file_service_nr; | |
379 | unsigned int file_service_left; | |
380 | struct fio_file *file_service_file; | |
9c60ce64 JA |
381 | |
382 | /* | |
383 | * For generating file sizes | |
384 | */ | |
385 | os_random_state_t file_size_state; | |
f2bba182 RR |
386 | |
387 | /* | |
388 | * Error counts | |
389 | */ | |
390 | unsigned int total_err_count; | |
391 | int first_error; | |
ebac4655 JA |
392 | }; |
393 | ||
e592a06b AC |
394 | /* |
395 | * when should interactive ETA output be generated | |
396 | */ | |
397 | enum { | |
398 | FIO_ETA_AUTO, | |
399 | FIO_ETA_ALWAYS, | |
400 | FIO_ETA_NEVER, | |
401 | }; | |
402 | ||
e1161c32 | 403 | #define __td_verror(td, err, msg, func) \ |
ebac4655 | 404 | do { \ |
19abcd3d JA |
405 | if ((td)->error) \ |
406 | break; \ | |
ebac4655 JA |
407 | int e = (err); \ |
408 | (td)->error = e; \ | |
f2bba182 RR |
409 | if (!(td)->first_error) \ |
410 | snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg)); \ | |
ebac4655 JA |
411 | } while (0) |
412 | ||
b990b5c0 | 413 | |
f2bba182 RR |
414 | #define td_clear_error(td) \ |
415 | (td)->error = 0; | |
e1161c32 JA |
416 | #define td_verror(td, err, func) \ |
417 | __td_verror((td), (err), strerror((err)), (func)) | |
418 | #define td_vmsg(td, err, msg, func) \ | |
419 | __td_verror((td), (err), (msg), (func)) | |
b990b5c0 | 420 | |
ebac4655 JA |
421 | extern int exitall_on_terminate; |
422 | extern int thread_number; | |
9cedf167 | 423 | extern int nr_process, nr_thread; |
ebac4655 JA |
424 | extern int shm_id; |
425 | extern int groupid; | |
c6ae0a5b | 426 | extern int terse_output; |
53cdc686 | 427 | extern int temp_stall_ts; |
1e97cce9 | 428 | extern unsigned long long mlock_size; |
cfc99db7 | 429 | extern unsigned long page_mask, page_size; |
4241ea8f | 430 | extern int read_only; |
e592a06b | 431 | extern int eta_print; |
d3eeeabc | 432 | extern unsigned long done_secs; |
01f06b63 | 433 | extern char *job_section; |
be4ecfdf JA |
434 | extern int fio_gtod_offload; |
435 | extern int fio_gtod_cpu; | |
ebac4655 JA |
436 | |
437 | extern struct thread_data *threads; | |
438 | ||
7101d9c2 JA |
439 | static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u) |
440 | { | |
441 | assert(!(io_u->ddir == DDIR_WRITE && !td_write(td))); | |
442 | } | |
443 | ||
de605666 | 444 | #define BLOCKS_PER_MAP (8 * sizeof(int)) |
aec2de20 JA |
445 | #define TO_MAP_BLOCK(f, b) (b) |
446 | #define RAND_MAP_IDX(f, b) (TO_MAP_BLOCK(f, b) / BLOCKS_PER_MAP) | |
447 | #define RAND_MAP_BIT(f, b) (TO_MAP_BLOCK(f, b) & (BLOCKS_PER_MAP - 1)) | |
ebac4655 JA |
448 | |
449 | #define MAX_JOBS (1024) | |
450 | ||
1ec99eea | 451 | #define td_non_fatal_error(e) ((e) == EIO || (e) == EILSEQ) |
f2bba182 RR |
452 | |
453 | static inline void update_error_count(struct thread_data *td, int err) | |
454 | { | |
455 | td->total_err_count++; | |
456 | if (td->total_err_count == 1) | |
457 | td->first_error = err; | |
458 | } | |
459 | ||
87dc1ab1 JA |
460 | static inline int should_fsync(struct thread_data *td) |
461 | { | |
462 | if (td->last_was_sync) | |
463 | return 0; | |
2dc1bbeb | 464 | if (td->o.odirect) |
87dc1ab1 | 465 | return 0; |
2dc1bbeb | 466 | if (td_write(td) || td_rw(td) || td->o.override_sync) |
87dc1ab1 JA |
467 | return 1; |
468 | ||
469 | return 0; | |
470 | } | |
471 | ||
6796209a JA |
472 | /* |
473 | * Time functions | |
474 | */ | |
10927316 SL |
475 | extern unsigned long long utime_since(struct timeval *, struct timeval *); |
476 | extern unsigned long long utime_since_now(struct timeval *); | |
6796209a JA |
477 | extern unsigned long mtime_since(struct timeval *, struct timeval *); |
478 | extern unsigned long mtime_since_now(struct timeval *); | |
479 | extern unsigned long time_since_now(struct timeval *); | |
263e529f | 480 | extern unsigned long mtime_since_genesis(void); |
6dd6f2cd | 481 | extern void usec_spin(unsigned int); |
6796209a | 482 | extern void usec_sleep(struct thread_data *, unsigned long); |
6043c579 | 483 | extern void fill_start_time(struct timeval *); |
02bcaa8c | 484 | extern void fio_gettime(struct timeval *, void *); |
be4ecfdf JA |
485 | extern void fio_gtod_init(void); |
486 | extern void fio_gtod_update(void); | |
a2f77c9f | 487 | extern void set_genesis_time(void); |
721938ae | 488 | extern int ramp_time_over(struct thread_data *); |
b29ee5b3 | 489 | extern int in_ramp_time(struct thread_data *); |
6796209a | 490 | |
8914a9d8 | 491 | /* |
214e1eca | 492 | * Init/option functions |
8914a9d8 | 493 | */ |
72cb971b | 494 | extern int __must_check parse_options(int, char **); |
3b8b7135 | 495 | extern int fio_options_parse(struct thread_data *, char **, int); |
214e1eca JA |
496 | extern int fio_cmd_option_parse(struct thread_data *, const char *, char *); |
497 | extern void fio_fill_default_options(struct thread_data *); | |
498 | extern int fio_show_option_help(const char *); | |
499 | extern void fio_options_dup_and_init(struct option *); | |
d23bb327 JA |
500 | extern void options_mem_dupe(struct thread_data *); |
501 | extern void options_mem_free(struct thread_data *); | |
5bfc35d7 | 502 | extern void td_fill_rand_seeds(struct thread_data *); |
214e1eca JA |
503 | #define FIO_GETOPT_JOB 0x89988998 |
504 | #define FIO_NR_OPTIONS 128 | |
8914a9d8 | 505 | |
263e529f JA |
506 | /* |
507 | * ETA/status stuff | |
508 | */ | |
509 | extern void print_thread_status(void); | |
510 | extern void print_status_init(int); | |
511 | ||
512 | /* | |
513 | * Thread life cycle. Once a thread has a runstate beyond TD_INITIALIZED, it | |
514 | * will never back again. It may cycle between running/verififying/fsyncing. | |
515 | * Once the thread reaches TD_EXITED, it is just waiting for the core to | |
516 | * reap it. | |
517 | */ | |
518 | enum { | |
519 | TD_NOT_CREATED = 0, | |
520 | TD_CREATED, | |
521 | TD_INITIALIZED, | |
b29ee5b3 | 522 | TD_RAMP, |
263e529f | 523 | TD_RUNNING, |
b0f65863 | 524 | TD_PRE_READING, |
263e529f JA |
525 | TD_VERIFYING, |
526 | TD_FSYNCING, | |
527 | TD_EXITED, | |
528 | TD_REAPED, | |
529 | }; | |
530 | ||
b29ee5b3 JA |
531 | extern void td_set_runstate(struct thread_data *, int); |
532 | ||
2f9ade3c JA |
533 | /* |
534 | * Memory helpers | |
535 | */ | |
b2fdda43 | 536 | extern int __must_check fio_pin_memory(void); |
2f9ade3c | 537 | extern void fio_unpin_memory(void); |
b2fdda43 | 538 | extern int __must_check allocate_io_mem(struct thread_data *); |
2f9ade3c JA |
539 | extern void free_io_mem(struct thread_data *); |
540 | ||
b29ee5b3 JA |
541 | /* |
542 | * Reset stats after ramp time completes | |
543 | */ | |
544 | extern void reset_all_stats(struct thread_data *); | |
545 | ||
fb7b71a3 JA |
546 | /* |
547 | * blktrace support | |
548 | */ | |
5e62c22a | 549 | #ifdef FIO_HAVE_BLKTRACE |
fb7b71a3 JA |
550 | extern int is_blktrace(const char *); |
551 | extern int load_blktrace(struct thread_data *, const char *); | |
5e62c22a | 552 | #endif |
fb7b71a3 | 553 | |
2866c82d JA |
554 | /* |
555 | * Mark unused variables passed to ops functions as unused, to silence gcc | |
556 | */ | |
557 | #define fio_unused __attribute((__unused__)) | |
5f350952 JA |
558 | #define fio_init __attribute__((constructor)) |
559 | #define fio_exit __attribute__((destructor)) | |
2866c82d | 560 | |
34572e28 JA |
561 | #define for_each_td(td, i) \ |
562 | for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++) | |
53cdc686 | 563 | #define for_each_file(td, f, i) \ |
691c8fb0 JA |
564 | if ((td)->files_index) \ |
565 | for ((i) = 0, (f) = (td)->files[0]; \ | |
566 | (i) < (td)->o.nr_files && ((f) = (td)->files[i]) != NULL; \ | |
567 | (i)++) | |
53cdc686 | 568 | |
0032bf9f JA |
569 | #define fio_assert(td, cond) do { \ |
570 | if (!(cond)) { \ | |
340fd243 | 571 | int *__foo = NULL; \ |
0032bf9f JA |
572 | fprintf(stderr, "file:%s:%d, assert %s failed\n", __FILE__, __LINE__, #cond); \ |
573 | (td)->runstate = TD_EXITED; \ | |
437c9b71 | 574 | (td)->error = EFAULT; \ |
340fd243 | 575 | *__foo = 0; \ |
0032bf9f JA |
576 | } \ |
577 | } while (0) | |
578 | ||
12d9d841 JA |
579 | static inline int fio_fill_issue_time(struct thread_data *td) |
580 | { | |
581 | if (td->o.read_iolog_file || | |
582 | !td->o.disable_clat || !td->o.disable_slat || !td->o.disable_bw) | |
583 | return 1; | |
584 | ||
585 | return 0; | |
586 | } | |
587 | ||
adb02ba8 JA |
588 | /* |
589 | * Cheesy number->string conversion, complete with carry rounding error. | |
590 | */ | |
591 | static inline char *num2str(unsigned long num, int maxlen, int base, int pow2) | |
592 | { | |
593 | char postfix[] = { ' ', 'K', 'M', 'G', 'P', 'E' }; | |
594 | unsigned int thousand; | |
595 | char *buf; | |
596 | int i; | |
597 | ||
598 | if (pow2) | |
599 | thousand = 1024; | |
600 | else | |
601 | thousand = 1000; | |
602 | ||
603 | buf = malloc(128); | |
604 | ||
605 | for (i = 0; base > 1; i++) | |
606 | base /= thousand; | |
607 | ||
608 | do { | |
609 | int len, carry = 0; | |
610 | ||
611 | len = sprintf(buf, "%'lu", num); | |
612 | if (len <= maxlen) { | |
613 | if (i >= 1) { | |
614 | buf[len] = postfix[i]; | |
615 | buf[len + 1] = '\0'; | |
616 | } | |
617 | return buf; | |
618 | } | |
619 | ||
620 | if ((num % thousand) >= (thousand / 2)) | |
621 | carry = 1; | |
622 | ||
623 | num /= thousand; | |
624 | num += carry; | |
625 | i++; | |
626 | } while (i <= 5); | |
627 | ||
628 | return buf; | |
629 | } | |
630 | ||
581e7141 JA |
631 | static inline int __should_check_rate(struct thread_data *td, |
632 | enum fio_ddir ddir) | |
633 | { | |
634 | struct thread_options *o = &td->o; | |
635 | ||
636 | /* | |
637 | * If some rate setting was given, we need to check it | |
638 | */ | |
639 | if (o->rate[ddir] || o->ratemin[ddir] || o->rate_iops[ddir] || | |
640 | o->rate_iops_min[ddir]) | |
641 | return 1; | |
642 | ||
643 | return 0; | |
644 | } | |
645 | ||
646 | static inline int should_check_rate(struct thread_data *td, | |
647 | unsigned long *bytes_done) | |
648 | { | |
649 | int ret = 0; | |
650 | ||
651 | if (bytes_done[0]) | |
652 | ret |= __should_check_rate(td, 0); | |
653 | if (bytes_done[1]) | |
654 | ret |= __should_check_rate(td, 1); | |
655 | ||
656 | return ret; | |
657 | } | |
658 | ||
d529ee19 JA |
659 | static inline int is_power_of_2(unsigned int val) |
660 | { | |
661 | return (val != 0 && ((val & (val - 1)) == 0)); | |
662 | } | |
663 | ||
ebac4655 | 664 | #endif |