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