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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> | |
9 | #include <semaphore.h> | |
10 | ||
11 | #include "list.h" | |
12 | #include "md5.h" | |
13 | #include "crc32.h" | |
14 | #include "arch.h" | |
15 | #include "os.h" | |
16 | ||
17 | struct io_stat { | |
18 | unsigned long val; | |
19 | unsigned long val_sq; | |
20 | unsigned long max_val; | |
21 | unsigned long min_val; | |
22 | unsigned long samples; | |
23 | }; | |
24 | ||
25 | struct io_sample { | |
26 | unsigned long time; | |
27 | unsigned long val; | |
28 | unsigned int ddir; | |
29 | }; | |
30 | ||
31 | struct io_log { | |
32 | unsigned long nr_samples; | |
33 | unsigned long max_samples; | |
34 | struct io_sample *log; | |
35 | }; | |
36 | ||
37 | struct io_piece { | |
38 | struct list_head list; | |
39 | unsigned long long offset; | |
40 | unsigned int len; | |
aea47d44 | 41 | int ddir; |
ebac4655 JA |
42 | }; |
43 | ||
44 | /* | |
45 | * The io unit | |
46 | */ | |
47 | struct io_u { | |
48 | union { | |
49 | #ifdef FIO_HAVE_LIBAIO | |
50 | struct iocb iocb; | |
51 | #endif | |
52 | #ifdef FIO_HAVE_POSIXAIO | |
53 | struct aiocb aiocb; | |
54 | #endif | |
55 | #ifdef FIO_HAVE_SGIO | |
56 | struct sg_io_hdr hdr; | |
57 | #endif | |
58 | }; | |
59 | struct timeval start_time; | |
60 | struct timeval issue_time; | |
61 | ||
62 | char *buf; | |
63 | unsigned int buflen; | |
64 | unsigned long long offset; | |
b1ff3403 | 65 | unsigned int index; |
ebac4655 JA |
66 | |
67 | unsigned int resid; | |
68 | unsigned int error; | |
69 | ||
70 | unsigned char seen; | |
71 | unsigned char ddir; | |
72 | ||
73 | struct list_head list; | |
74 | }; | |
75 | ||
76 | #define FIO_HDR_MAGIC 0xf00baaef | |
77 | ||
78 | enum { | |
79 | VERIFY_NONE = 0, | |
80 | VERIFY_MD5, | |
81 | VERIFY_CRC32, | |
82 | }; | |
83 | ||
84 | struct verify_header { | |
85 | unsigned int fio_magic; | |
86 | unsigned int len; | |
87 | unsigned int verify_type; | |
88 | union { | |
89 | char md5_digest[MD5_HASH_WORDS * 4]; | |
90 | unsigned long crc32; | |
91 | }; | |
92 | }; | |
93 | ||
94 | struct group_run_stats { | |
9104f874 JA |
95 | unsigned long long max_run[2], min_run[2]; |
96 | unsigned long long max_bw[2], min_bw[2]; | |
97 | unsigned long long io_mb[2]; | |
98 | unsigned long long agg[2]; | |
ebac4655 JA |
99 | }; |
100 | ||
101 | struct thread_data { | |
102 | char file_name[256]; | |
103 | char directory[256]; | |
104 | char verror[80]; | |
105 | pthread_t thread; | |
106 | int thread_number; | |
107 | int groupid; | |
108 | int filetype; | |
109 | int error; | |
110 | int fd; | |
111 | void *mmap; | |
112 | pid_t pid; | |
113 | char *orig_buffer; | |
114 | size_t orig_buffer_size; | |
115 | volatile int terminate; | |
116 | volatile int runstate; | |
117 | volatile int old_runstate; | |
118 | unsigned int ddir; | |
3d60d1ed | 119 | unsigned int iomix; |
ebac4655 JA |
120 | unsigned int ioprio; |
121 | unsigned int sequential; | |
122 | unsigned int bs; | |
123 | unsigned int min_bs; | |
124 | unsigned int max_bs; | |
125 | unsigned int odirect; | |
126 | unsigned int thinktime; | |
127 | unsigned int fsync_blocks; | |
128 | unsigned int start_delay; | |
129 | unsigned int timeout; | |
130 | unsigned int io_engine; | |
131 | unsigned int create_file; | |
132 | unsigned int overwrite; | |
133 | unsigned int invalidate_cache; | |
134 | unsigned int bw_avg_time; | |
135 | unsigned int create_serialize; | |
136 | unsigned int create_fsync; | |
fc1a4713 | 137 | unsigned int end_fsync; |
ebac4655 JA |
138 | unsigned int loops; |
139 | unsigned long long file_size; | |
838a3cd3 | 140 | unsigned long long real_file_size; |
ebac4655 | 141 | unsigned long long file_offset; |
20dc95c4 JA |
142 | unsigned long long zone_size; |
143 | unsigned long long zone_skip; | |
ebac4655 JA |
144 | unsigned int sync_io; |
145 | unsigned int mem_type; | |
146 | unsigned int verify; | |
147 | unsigned int stonewall; | |
148 | unsigned int numjobs; | |
149 | unsigned int use_thread; | |
150 | unsigned int iodepth; | |
151 | os_cpu_mask_t cpumask; | |
eba09dd3 | 152 | unsigned int jobnum; |
843a7413 JA |
153 | unsigned int read_iolog; |
154 | unsigned int write_iolog; | |
aea47d44 JA |
155 | |
156 | char iolog_file[256]; | |
843a7413 JA |
157 | void *iolog_buf; |
158 | FILE *iolog_f; | |
ebac4655 JA |
159 | |
160 | struct drand48_data bsrange_state; | |
161 | struct drand48_data verify_state; | |
162 | ||
163 | int shm_id; | |
164 | ||
ebac4655 JA |
165 | void *io_data; |
166 | char io_engine_name[16]; | |
167 | int (*io_prep)(struct thread_data *, struct io_u *); | |
168 | int (*io_queue)(struct thread_data *, struct io_u *); | |
169 | int (*io_getevents)(struct thread_data *, int, int, struct timespec *); | |
170 | struct io_u *(*io_event)(struct thread_data *, int); | |
171 | int (*io_cancel)(struct thread_data *, struct io_u *); | |
172 | void (*io_cleanup)(struct thread_data *); | |
173 | int (*io_sync)(struct thread_data *); | |
174 | ||
175 | unsigned int cur_depth; | |
176 | struct list_head io_u_freelist; | |
177 | struct list_head io_u_busylist; | |
178 | ||
179 | unsigned int rate; | |
180 | unsigned int ratemin; | |
181 | unsigned int ratecycle; | |
182 | unsigned long rate_usec_cycle; | |
183 | long rate_pending_usleep; | |
184 | unsigned long rate_bytes; | |
185 | struct timeval lastrate; | |
186 | ||
187 | unsigned long runtime[2]; /* msec */ | |
188 | unsigned long long io_size; | |
189 | unsigned long long total_io_size; | |
190 | ||
9104f874 JA |
191 | unsigned long long io_blocks[2]; |
192 | unsigned long long io_bytes[2]; | |
193 | unsigned long long zone_bytes; | |
194 | unsigned long long this_io_bytes[2]; | |
20dc95c4 | 195 | unsigned long long last_pos; |
ebac4655 JA |
196 | sem_t mutex; |
197 | ||
198 | struct drand48_data random_state; | |
199 | unsigned long *file_map; | |
200 | unsigned int num_maps; | |
201 | ||
202 | /* | |
203 | * bandwidth and latency stats | |
204 | */ | |
205 | struct io_stat clat_stat[2]; /* completion latency */ | |
206 | struct io_stat slat_stat[2]; /* submission latency */ | |
207 | struct io_stat bw_stat[2]; /* bandwidth stats */ | |
208 | ||
9104f874 | 209 | unsigned long long stat_io_bytes[2]; |
ebac4655 JA |
210 | struct timeval stat_sample_time[2]; |
211 | ||
212 | struct io_log *slat_log; | |
213 | struct io_log *clat_log; | |
214 | struct io_log *bw_log; | |
215 | ||
216 | struct timeval start; /* start of this loop */ | |
217 | struct timeval epoch; /* time job was started */ | |
218 | ||
219 | struct rusage ru_start; | |
220 | struct rusage ru_end; | |
221 | unsigned long usr_time; | |
222 | unsigned long sys_time; | |
223 | unsigned long ctx; | |
224 | ||
225 | unsigned int do_disk_util; | |
226 | unsigned int override_sync; | |
227 | ||
228 | struct list_head io_hist_list; | |
aea47d44 | 229 | struct list_head io_log_list; |
ebac4655 JA |
230 | }; |
231 | ||
232 | #define td_verror(td, err) \ | |
233 | do { \ | |
234 | int e = (err); \ | |
235 | (td)->error = e; \ | |
236 | snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, error=%s", __FILE__, __LINE__, strerror(e)); \ | |
237 | } while (0) | |
238 | ||
239 | extern int parse_jobs_ini(char *); | |
240 | extern int parse_options(int, char **); | |
241 | extern void finish_log(struct thread_data *, struct io_log *, const char *); | |
242 | extern int init_random_state(struct thread_data *); | |
b1ff3403 JA |
243 | extern struct io_u *__get_io_u(struct thread_data *); |
244 | extern void put_io_u(struct thread_data *, struct io_u *); | |
ebac4655 JA |
245 | |
246 | extern int rate_quit; | |
247 | extern int write_lat_log; | |
248 | extern int write_bw_log; | |
249 | extern int exitall_on_terminate; | |
250 | extern int thread_number; | |
251 | extern int shm_id; | |
252 | extern int groupid; | |
253 | ||
254 | extern struct thread_data *threads; | |
255 | ||
256 | enum { | |
257 | DDIR_READ = 0, | |
258 | DDIR_WRITE, | |
259 | }; | |
260 | ||
261 | /* | |
262 | * What type of allocation to use for io buffers | |
263 | */ | |
264 | enum { | |
265 | MEM_MALLOC, /* ordinary malloc */ | |
266 | MEM_SHM, /* use shared memory segments */ | |
267 | MEM_MMAP, /* use anonynomous mmap */ | |
268 | }; | |
269 | ||
270 | /* | |
271 | * The type of object we are working on | |
272 | */ | |
273 | enum { | |
274 | FIO_TYPE_FILE = 1, | |
275 | FIO_TYPE_BD, | |
0af7b542 | 276 | FIO_TYPE_CHAR, |
ebac4655 JA |
277 | }; |
278 | ||
279 | enum { | |
280 | FIO_SYNCIO = 1 << 0, | |
281 | FIO_MMAPIO = 1 << 1 | FIO_SYNCIO, | |
282 | FIO_LIBAIO = 1 << 2, | |
283 | FIO_POSIXAIO = 1 << 3, | |
284 | FIO_SGIO = 1 << 4, | |
8756e4d4 | 285 | FIO_SPLICEIO = 1 << 5 | FIO_SYNCIO, |
ebac4655 JA |
286 | }; |
287 | ||
288 | #define td_read(td) ((td)->ddir == DDIR_READ) | |
289 | #define td_write(td) ((td)->ddir == DDIR_WRITE) | |
3d60d1ed | 290 | #define td_rw(td) ((td)->iomix != 0) |
ebac4655 JA |
291 | |
292 | #define BLOCKS_PER_MAP (8 * sizeof(long)) | |
293 | #define TO_MAP_BLOCK(td, b) ((b) - ((td)->file_offset / (td)->min_bs)) | |
294 | #define RAND_MAP_IDX(td, b) (TO_MAP_BLOCK(td, b) / BLOCKS_PER_MAP) | |
295 | #define RAND_MAP_BIT(td, b) (TO_MAP_BLOCK(td, b) & (BLOCKS_PER_MAP - 1)) | |
296 | ||
297 | #define MAX_JOBS (1024) | |
298 | ||
299 | struct disk_util_stat { | |
300 | unsigned ios[2]; | |
301 | unsigned merges[2]; | |
302 | unsigned long long sectors[2]; | |
303 | unsigned ticks[2]; | |
304 | unsigned io_ticks; | |
305 | unsigned time_in_queue; | |
306 | }; | |
307 | ||
308 | struct disk_util { | |
309 | struct list_head list; | |
310 | ||
311 | char *name; | |
312 | char path[256]; | |
313 | dev_t dev; | |
314 | ||
315 | struct disk_util_stat dus; | |
316 | struct disk_util_stat last_dus; | |
317 | ||
318 | unsigned long msec; | |
319 | struct timeval time; | |
320 | }; | |
321 | ||
322 | struct io_completion_data { | |
323 | int nr; /* input */ | |
324 | ||
325 | int error; /* output */ | |
326 | unsigned long bytes_done[2]; /* output */ | |
327 | }; | |
328 | ||
329 | #define DISK_UTIL_MSEC (250) | |
330 | ||
6a0106a0 JA |
331 | #ifndef min |
332 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
333 | #endif | |
334 | ||
ebac4655 | 335 | #endif |