Commit | Line | Data |
---|---|---|
906c8d75 | 1 | /* |
cb2c86fd | 2 | * This file contains job initialization and setup functions. |
906c8d75 | 3 | */ |
ebac4655 JA |
4 | #include <stdio.h> |
5 | #include <stdlib.h> | |
6 | #include <unistd.h> | |
7 | #include <fcntl.h> | |
8 | #include <ctype.h> | |
9 | #include <string.h> | |
10 | #include <errno.h> | |
b4692828 JA |
11 | #include <getopt.h> |
12 | #include <assert.h> | |
ebac4655 JA |
13 | #include <sys/ipc.h> |
14 | #include <sys/shm.h> | |
15 | #include <sys/types.h> | |
16 | #include <sys/stat.h> | |
17 | ||
18 | #include "fio.h" | |
cb2c86fd | 19 | #include "parse.h" |
ebac4655 | 20 | |
ee738499 | 21 | #define FIO_RANDSEED (0xb1899bedUL) |
ebac4655 | 22 | |
e1f36503 JA |
23 | #define td_var_offset(var) ((size_t) &((struct thread_data *)0)->var) |
24 | ||
b4692828 | 25 | static int str_mem_cb(void *, const char *); |
e1f36503 | 26 | static int str_lockmem_cb(void *, unsigned long *); |
34cfcdaf | 27 | #ifdef FIO_HAVE_IOPRIO |
e1f36503 JA |
28 | static int str_prio_cb(void *, unsigned int *); |
29 | static int str_prioclass_cb(void *, unsigned int *); | |
34cfcdaf | 30 | #endif |
e1f36503 JA |
31 | static int str_exitall_cb(void); |
32 | static int str_cpumask_cb(void *, unsigned int *); | |
1907dbc6 | 33 | static int str_fst_cb(void *, const char *); |
af52b345 JA |
34 | static int str_filename_cb(void *, const char *); |
35 | static int str_directory_cb(void *, const char *); | |
bbf6b540 | 36 | static int str_opendir_cb(void *, const char *); |
e1f36503 | 37 | |
ee738499 JA |
38 | #define __stringify_1(x) #x |
39 | #define __stringify(x) __stringify_1(x) | |
40 | ||
e1f36503 JA |
41 | /* |
42 | * Map of job/command line options | |
43 | */ | |
44 | static struct fio_option options[] = { | |
61697c37 JA |
45 | { |
46 | .name = "description", | |
47 | .type = FIO_OPT_STR_STORE, | |
48 | .off1 = td_var_offset(description), | |
49 | .help = "Text job description", | |
50 | }, | |
e1f36503 JA |
51 | { |
52 | .name = "name", | |
53 | .type = FIO_OPT_STR_STORE, | |
54 | .off1 = td_var_offset(name), | |
fd28ca49 | 55 | .help = "Name of this job", |
e1f36503 JA |
56 | }, |
57 | { | |
58 | .name = "directory", | |
59 | .type = FIO_OPT_STR_STORE, | |
60 | .off1 = td_var_offset(directory), | |
af52b345 | 61 | .cb = str_directory_cb, |
fd28ca49 | 62 | .help = "Directory to store files in", |
e1f36503 JA |
63 | }, |
64 | { | |
65 | .name = "filename", | |
66 | .type = FIO_OPT_STR_STORE, | |
67 | .off1 = td_var_offset(filename), | |
af52b345 JA |
68 | .cb = str_filename_cb, |
69 | .help = "File(s) to use for the workload", | |
e1f36503 | 70 | }, |
bbf6b540 JA |
71 | { |
72 | .name = "opendir", | |
73 | .type = FIO_OPT_STR_STORE, | |
74 | .off1 = td_var_offset(opendir), | |
75 | .cb = str_opendir_cb, | |
76 | .help = "Recursively add files from this directory and down", | |
77 | }, | |
e1f36503 JA |
78 | { |
79 | .name = "rw", | |
80 | .type = FIO_OPT_STR, | |
b1ec1da6 | 81 | .off1 = td_var_offset(td_ddir), |
15f7918f | 82 | .help = "IO direction", |
ee738499 | 83 | .def = "read", |
b1ec1da6 JA |
84 | .posval = { |
85 | { .ival = "read", .oval = TD_DDIR_READ }, | |
86 | { .ival = "write", .oval = TD_DDIR_WRITE }, | |
87 | { .ival = "randread", .oval = TD_DDIR_RANDREAD }, | |
88 | { .ival = "randwrite", .oval = TD_DDIR_RANDWRITE }, | |
89 | { .ival = "rw", .oval = TD_DDIR_RW }, | |
90 | { .ival = "randrw", .oval = TD_DDIR_RANDRW }, | |
91 | }, | |
e1f36503 JA |
92 | }, |
93 | { | |
94 | .name = "ioengine", | |
09629a90 JA |
95 | .type = FIO_OPT_STR_STORE, |
96 | .off1 = td_var_offset(ioengine), | |
15f7918f | 97 | .help = "IO engine to use", |
ee738499 | 98 | .def = "sync", |
b1ec1da6 | 99 | .posval = { |
10cad1aa JA |
100 | { .ival = "sync", }, |
101 | #ifdef FIO_HAVE_LIBAIO | |
102 | { .ival = "libaio", }, | |
103 | #endif | |
104 | #ifdef FIO_HAVE_POSIXAIO | |
105 | { .ival = "posixaio", }, | |
106 | #endif | |
107 | { .ival = "mmap", }, | |
108 | #ifdef FIO_HAVE_SPLICE | |
109 | { .ival = "splice", }, | |
110 | #endif | |
111 | #ifdef FIO_HAVE_SGIO | |
112 | { .ival = "sg", }, | |
113 | #endif | |
b1ec1da6 | 114 | { .ival = "null", }, { .ival = "net", }, |
10cad1aa | 115 | #ifdef FIO_HAVE_SYSLET |
b1ec1da6 | 116 | { .ival = "syslet-rw", }, |
10cad1aa | 117 | #endif |
ba0fbe10 | 118 | { .ival = "cpuio", }, |
7b395ca5 | 119 | { .ival = "external", }, |
b1ec1da6 | 120 | }, |
e1f36503 | 121 | }, |
03b74b3e JA |
122 | { |
123 | .name = "iodepth", | |
124 | .type = FIO_OPT_INT, | |
125 | .off1 = td_var_offset(iodepth), | |
126 | .help = "Amount of IO buffers to keep in flight", | |
127 | .def = "1", | |
128 | }, | |
cb5ab512 JA |
129 | { |
130 | .name = "iodepth_batch", | |
131 | .type = FIO_OPT_INT, | |
132 | .off1 = td_var_offset(iodepth_batch), | |
133 | .help = "Number of IO to submit in one go", | |
134 | }, | |
e916b390 JA |
135 | { |
136 | .name = "iodepth_low", | |
137 | .type = FIO_OPT_INT, | |
138 | .off1 = td_var_offset(iodepth_low), | |
139 | .help = "Low water mark for queuing depth", | |
140 | }, | |
03b74b3e JA |
141 | { |
142 | .name = "size", | |
143 | .type = FIO_OPT_STR_VAL, | |
144 | .off1 = td_var_offset(total_file_size), | |
145 | .help = "Size of device or file", | |
146 | }, | |
147 | { | |
148 | .name = "bs", | |
149 | .type = FIO_OPT_STR_VAL_INT, | |
150 | .off1 = td_var_offset(bs[DDIR_READ]), | |
151 | .off2 = td_var_offset(bs[DDIR_WRITE]), | |
152 | .help = "Block size unit", | |
153 | .def = "4k", | |
154 | }, | |
155 | { | |
156 | .name = "bsrange", | |
157 | .type = FIO_OPT_RANGE, | |
158 | .off1 = td_var_offset(min_bs[DDIR_READ]), | |
159 | .off2 = td_var_offset(max_bs[DDIR_READ]), | |
160 | .off3 = td_var_offset(min_bs[DDIR_WRITE]), | |
161 | .off4 = td_var_offset(max_bs[DDIR_WRITE]), | |
162 | .help = "Set block size range (in more detail than bs)", | |
163 | }, | |
164 | { | |
165 | .name = "bs_unaligned", | |
166 | .type = FIO_OPT_STR_SET, | |
167 | .off1 = td_var_offset(bs_unaligned), | |
168 | .help = "Don't sector align IO buffer sizes", | |
169 | }, | |
170 | { | |
171 | .name = "offset", | |
172 | .type = FIO_OPT_STR_VAL, | |
173 | .off1 = td_var_offset(start_offset), | |
174 | .help = "Start IO from this offset", | |
175 | .def = "0", | |
176 | }, | |
177 | { | |
178 | .name = "randrepeat", | |
179 | .type = FIO_OPT_BOOL, | |
180 | .off1 = td_var_offset(rand_repeatable), | |
181 | .help = "Use repeatable random IO pattern", | |
182 | .def = "1", | |
183 | }, | |
184 | { | |
185 | .name = "norandommap", | |
186 | .type = FIO_OPT_STR_SET, | |
187 | .off1 = td_var_offset(norandommap), | |
188 | .help = "Accept potential duplicate random blocks", | |
189 | }, | |
190 | { | |
191 | .name = "nrfiles", | |
192 | .type = FIO_OPT_INT, | |
193 | .off1 = td_var_offset(nr_files), | |
194 | .help = "Split job workload between this number of files", | |
195 | .def = "1", | |
196 | }, | |
b5af8293 JA |
197 | { |
198 | .name = "openfiles", | |
199 | .type = FIO_OPT_INT, | |
200 | .off1 = td_var_offset(open_files), | |
201 | .help = "Number of files to keep open at the same time", | |
202 | }, | |
0aabe160 JA |
203 | { |
204 | .name = "file_service_type", | |
205 | .type = FIO_OPT_STR, | |
1907dbc6 | 206 | .cb = str_fst_cb, |
b1ec1da6 | 207 | .off1 = td_var_offset(file_service_type), |
0aabe160 JA |
208 | .help = "How to select which file to service next", |
209 | .def = "roundrobin", | |
b1ec1da6 JA |
210 | .posval = { |
211 | { .ival = "random", .oval = FIO_FSERVICE_RANDOM }, | |
212 | { .ival = "roundrobin", .oval = FIO_FSERVICE_RR }, | |
213 | }, | |
0aabe160 | 214 | }, |
03b74b3e JA |
215 | { |
216 | .name = "fsync", | |
217 | .type = FIO_OPT_INT, | |
218 | .off1 = td_var_offset(fsync_blocks), | |
219 | .help = "Issue fsync for writes every given number of blocks", | |
220 | .def = "0", | |
221 | }, | |
222 | { | |
223 | .name = "direct", | |
224 | .type = FIO_OPT_BOOL, | |
225 | .off1 = td_var_offset(odirect), | |
76a43db4 JA |
226 | .help = "Use O_DIRECT IO (negates buffered)", |
227 | .def = "0", | |
228 | }, | |
229 | { | |
230 | .name = "buffered", | |
231 | .type = FIO_OPT_BOOL, | |
232 | .off1 = td_var_offset(odirect), | |
233 | .neg = 1, | |
234 | .help = "Use buffered IO (negates direct)", | |
03b74b3e JA |
235 | .def = "1", |
236 | }, | |
237 | { | |
238 | .name = "overwrite", | |
239 | .type = FIO_OPT_BOOL, | |
240 | .off1 = td_var_offset(overwrite), | |
241 | .help = "When writing, set whether to overwrite current data", | |
242 | .def = "0", | |
243 | }, | |
244 | { | |
245 | .name = "loops", | |
246 | .type = FIO_OPT_INT, | |
247 | .off1 = td_var_offset(loops), | |
248 | .help = "Number of times to run the job", | |
249 | .def = "1", | |
250 | }, | |
251 | { | |
252 | .name = "numjobs", | |
253 | .type = FIO_OPT_INT, | |
254 | .off1 = td_var_offset(numjobs), | |
255 | .help = "Duplicate this job this many times", | |
256 | .def = "1", | |
257 | }, | |
258 | { | |
259 | .name = "startdelay", | |
260 | .type = FIO_OPT_INT, | |
261 | .off1 = td_var_offset(start_delay), | |
262 | .help = "Only start job when this period has passed", | |
263 | .def = "0", | |
264 | }, | |
265 | { | |
266 | .name = "runtime", | |
267 | .alias = "timeout", | |
268 | .type = FIO_OPT_STR_VAL_TIME, | |
269 | .off1 = td_var_offset(timeout), | |
270 | .help = "Stop workload when this amount of time has passed", | |
271 | .def = "0", | |
272 | }, | |
e1f36503 JA |
273 | { |
274 | .name = "mem", | |
275 | .type = FIO_OPT_STR, | |
276 | .cb = str_mem_cb, | |
b1ec1da6 | 277 | .off1 = td_var_offset(mem_type), |
15f7918f | 278 | .help = "Backing type for IO buffers", |
ee738499 | 279 | .def = "malloc", |
b1ec1da6 JA |
280 | .posval = { |
281 | { .ival = "malloc", .oval = MEM_MALLOC }, | |
282 | { .ival = "shm", .oval = MEM_SHM }, | |
283 | #ifdef FIO_HAVE_HUGETLB | |
284 | { .ival = "shmhuge", .oval = MEM_SHMHUGE }, | |
285 | #endif | |
286 | { .ival = "mmap", .oval = MEM_MMAP }, | |
287 | #ifdef FIO_HAVE_HUGETLB | |
288 | { .ival = "mmaphuge", .oval = MEM_MMAPHUGE }, | |
289 | #endif | |
290 | }, | |
e1f36503 JA |
291 | }, |
292 | { | |
293 | .name = "verify", | |
294 | .type = FIO_OPT_STR, | |
b1ec1da6 | 295 | .off1 = td_var_offset(verify), |
15f7918f | 296 | .help = "Verify sum function", |
ee738499 | 297 | .def = "0", |
b1ec1da6 JA |
298 | .posval = { |
299 | { .ival = "0", .oval = VERIFY_NONE }, | |
300 | { .ival = "crc32", .oval = VERIFY_CRC32 }, | |
301 | { .ival = "md5", .oval = VERIFY_MD5 }, | |
302 | }, | |
e1f36503 JA |
303 | }, |
304 | { | |
305 | .name = "write_iolog", | |
076efc7c JA |
306 | .type = FIO_OPT_STR_STORE, |
307 | .off1 = td_var_offset(write_iolog_file), | |
fd28ca49 | 308 | .help = "Store IO pattern to file", |
e1f36503 JA |
309 | }, |
310 | { | |
076efc7c | 311 | .name = "read_iolog", |
e1f36503 | 312 | .type = FIO_OPT_STR_STORE, |
076efc7c | 313 | .off1 = td_var_offset(read_iolog_file), |
fd28ca49 | 314 | .help = "Playback IO pattern from file", |
e1f36503 JA |
315 | }, |
316 | { | |
317 | .name = "exec_prerun", | |
318 | .type = FIO_OPT_STR_STORE, | |
319 | .off1 = td_var_offset(exec_prerun), | |
fd28ca49 | 320 | .help = "Execute this file prior to running job", |
e1f36503 JA |
321 | }, |
322 | { | |
323 | .name = "exec_postrun", | |
324 | .type = FIO_OPT_STR_STORE, | |
325 | .off1 = td_var_offset(exec_postrun), | |
fd28ca49 | 326 | .help = "Execute this file after running job", |
e1f36503 JA |
327 | }, |
328 | #ifdef FIO_HAVE_IOSCHED_SWITCH | |
329 | { | |
330 | .name = "ioscheduler", | |
331 | .type = FIO_OPT_STR_STORE, | |
332 | .off1 = td_var_offset(ioscheduler), | |
fd28ca49 | 333 | .help = "Use this IO scheduler on the backing device", |
e1f36503 JA |
334 | }, |
335 | #endif | |
e1f36503 JA |
336 | { |
337 | .name = "zonesize", | |
338 | .type = FIO_OPT_STR_VAL, | |
339 | .off1 = td_var_offset(zone_size), | |
fd28ca49 | 340 | .help = "Give size of an IO zone", |
ee738499 | 341 | .def = "0", |
e1f36503 JA |
342 | }, |
343 | { | |
344 | .name = "zoneskip", | |
345 | .type = FIO_OPT_STR_VAL, | |
346 | .off1 = td_var_offset(zone_skip), | |
fd28ca49 | 347 | .help = "Space between IO zones", |
ee738499 | 348 | .def = "0", |
e1f36503 JA |
349 | }, |
350 | { | |
351 | .name = "lockmem", | |
352 | .type = FIO_OPT_STR_VAL, | |
353 | .cb = str_lockmem_cb, | |
fd28ca49 | 354 | .help = "Lock down this amount of memory", |
ee738499 | 355 | .def = "0", |
e1f36503 | 356 | }, |
e1f36503 JA |
357 | { |
358 | .name = "rwmixcycle", | |
359 | .type = FIO_OPT_INT, | |
360 | .off1 = td_var_offset(rwmixcycle), | |
ee738499 JA |
361 | .help = "Cycle period for mixed read/write workloads (msec)", |
362 | .def = "500", | |
e1f36503 JA |
363 | }, |
364 | { | |
365 | .name = "rwmixread", | |
366 | .type = FIO_OPT_INT, | |
367 | .off1 = td_var_offset(rwmixread), | |
ee738499 | 368 | .maxval = 100, |
fd28ca49 | 369 | .help = "Percentage of mixed workload that is reads", |
ee738499 | 370 | .def = "50", |
e1f36503 JA |
371 | }, |
372 | { | |
373 | .name = "rwmixwrite", | |
374 | .type = FIO_OPT_INT, | |
375 | .off1 = td_var_offset(rwmixwrite), | |
ee738499 | 376 | .maxval = 100, |
fd28ca49 | 377 | .help = "Percentage of mixed workload that is writes", |
ee738499 | 378 | .def = "50", |
e1f36503 JA |
379 | }, |
380 | { | |
381 | .name = "nice", | |
382 | .type = FIO_OPT_INT, | |
383 | .off1 = td_var_offset(nice), | |
fd28ca49 | 384 | .help = "Set job CPU nice value", |
15f7918f | 385 | .minval = -19, |
ee738499 JA |
386 | .maxval = 20, |
387 | .def = "0", | |
e1f36503 JA |
388 | }, |
389 | #ifdef FIO_HAVE_IOPRIO | |
390 | { | |
391 | .name = "prio", | |
392 | .type = FIO_OPT_INT, | |
393 | .cb = str_prio_cb, | |
fd28ca49 | 394 | .help = "Set job IO priority value", |
15f7918f JA |
395 | .minval = 0, |
396 | .maxval = 7, | |
e1f36503 JA |
397 | }, |
398 | { | |
399 | .name = "prioclass", | |
400 | .type = FIO_OPT_INT, | |
401 | .cb = str_prioclass_cb, | |
fd28ca49 | 402 | .help = "Set job IO priority class", |
15f7918f JA |
403 | .minval = 0, |
404 | .maxval = 3, | |
e1f36503 JA |
405 | }, |
406 | #endif | |
407 | { | |
408 | .name = "thinktime", | |
409 | .type = FIO_OPT_INT, | |
1304923a | 410 | .off1 = td_var_offset(thinktime), |
5fa0f817 | 411 | .help = "Idle time between IO buffers (usec)", |
ee738499 | 412 | .def = "0", |
e1f36503 | 413 | }, |
48097d5c JA |
414 | { |
415 | .name = "thinktime_spin", | |
416 | .type = FIO_OPT_INT, | |
417 | .off1 = td_var_offset(thinktime_spin), | |
34403fb1 | 418 | .help = "Start think time by spinning this amount (usec)", |
48097d5c JA |
419 | .def = "0", |
420 | }, | |
9c1f7434 JA |
421 | { |
422 | .name = "thinktime_blocks", | |
423 | .type = FIO_OPT_INT, | |
1304923a | 424 | .off1 = td_var_offset(thinktime_blocks), |
fd28ca49 | 425 | .help = "IO buffer period between 'thinktime'", |
ee738499 | 426 | .def = "1", |
9c1f7434 | 427 | }, |
e1f36503 JA |
428 | { |
429 | .name = "rate", | |
430 | .type = FIO_OPT_INT, | |
1304923a | 431 | .off1 = td_var_offset(rate), |
fd28ca49 | 432 | .help = "Set bandwidth rate", |
e1f36503 JA |
433 | }, |
434 | { | |
435 | .name = "ratemin", | |
436 | .type = FIO_OPT_INT, | |
1304923a | 437 | .off1 = td_var_offset(ratemin), |
fd28ca49 | 438 | .help = "The bottom limit accepted", |
e1f36503 JA |
439 | }, |
440 | { | |
441 | .name = "ratecycle", | |
442 | .type = FIO_OPT_INT, | |
1304923a | 443 | .off1 = td_var_offset(ratecycle), |
6da1fa7f | 444 | .help = "Window average for rate limits (msec)", |
ee738499 | 445 | .def = "1000", |
e1f36503 | 446 | }, |
e1f36503 JA |
447 | { |
448 | .name = "invalidate", | |
13335ddb | 449 | .type = FIO_OPT_BOOL, |
1304923a | 450 | .off1 = td_var_offset(invalidate_cache), |
fd28ca49 | 451 | .help = "Invalidate buffer/page cache prior to running job", |
ee738499 | 452 | .def = "1", |
e1f36503 JA |
453 | }, |
454 | { | |
455 | .name = "sync", | |
13335ddb | 456 | .type = FIO_OPT_BOOL, |
1304923a | 457 | .off1 = td_var_offset(sync_io), |
fd28ca49 | 458 | .help = "Use O_SYNC for buffered writes", |
ee738499 | 459 | .def = "0", |
e1f36503 JA |
460 | }, |
461 | { | |
462 | .name = "bwavgtime", | |
463 | .type = FIO_OPT_INT, | |
1304923a | 464 | .off1 = td_var_offset(bw_avg_time), |
ee738499 JA |
465 | .help = "Time window over which to calculate bandwidth (msec)", |
466 | .def = "500", | |
e1f36503 JA |
467 | }, |
468 | { | |
469 | .name = "create_serialize", | |
13335ddb | 470 | .type = FIO_OPT_BOOL, |
1304923a | 471 | .off1 = td_var_offset(create_serialize), |
fd28ca49 | 472 | .help = "Serialize creating of job files", |
ee738499 | 473 | .def = "1", |
e1f36503 JA |
474 | }, |
475 | { | |
476 | .name = "create_fsync", | |
13335ddb | 477 | .type = FIO_OPT_BOOL, |
1304923a | 478 | .off1 = td_var_offset(create_fsync), |
fd28ca49 | 479 | .help = "Fsync file after creation", |
ee738499 | 480 | .def = "1", |
e1f36503 | 481 | }, |
e1f36503 JA |
482 | { |
483 | .name = "cpuload", | |
484 | .type = FIO_OPT_INT, | |
1304923a | 485 | .off1 = td_var_offset(cpuload), |
fd28ca49 | 486 | .help = "Use this percentage of CPU", |
e1f36503 JA |
487 | }, |
488 | { | |
489 | .name = "cpuchunks", | |
490 | .type = FIO_OPT_INT, | |
1304923a | 491 | .off1 = td_var_offset(cpucycle), |
ba0fbe10 JA |
492 | .help = "Length of the CPU burn cycles (usecs)", |
493 | .def = "50000", | |
e1f36503 | 494 | }, |
e1f36503 JA |
495 | #ifdef FIO_HAVE_CPU_AFFINITY |
496 | { | |
497 | .name = "cpumask", | |
498 | .type = FIO_OPT_INT, | |
499 | .cb = str_cpumask_cb, | |
fd28ca49 | 500 | .help = "CPU affinity mask", |
e1f36503 JA |
501 | }, |
502 | #endif | |
503 | { | |
504 | .name = "end_fsync", | |
13335ddb | 505 | .type = FIO_OPT_BOOL, |
1304923a | 506 | .off1 = td_var_offset(end_fsync), |
fd28ca49 | 507 | .help = "Include fsync at the end of job", |
ee738499 | 508 | .def = "0", |
e1f36503 | 509 | }, |
ebb1415f JA |
510 | { |
511 | .name = "fsync_on_close", | |
512 | .type = FIO_OPT_BOOL, | |
513 | .off1 = td_var_offset(fsync_on_close), | |
514 | .help = "fsync files on close", | |
515 | .def = "0", | |
516 | }, | |
e1f36503 JA |
517 | { |
518 | .name = "unlink", | |
13335ddb | 519 | .type = FIO_OPT_BOOL, |
e1f36503 | 520 | .off1 = td_var_offset(unlink), |
ee738499 | 521 | .help = "Unlink created files after job has completed", |
e545a6ce | 522 | .def = "0", |
e1f36503 JA |
523 | }, |
524 | { | |
525 | .name = "exitall", | |
526 | .type = FIO_OPT_STR_SET, | |
527 | .cb = str_exitall_cb, | |
fd28ca49 | 528 | .help = "Terminate all jobs when one exits", |
e1f36503 JA |
529 | }, |
530 | { | |
531 | .name = "stonewall", | |
532 | .type = FIO_OPT_STR_SET, | |
533 | .off1 = td_var_offset(stonewall), | |
fd28ca49 | 534 | .help = "Insert a hard barrier between this job and previous", |
e1f36503 JA |
535 | }, |
536 | { | |
537 | .name = "thread", | |
538 | .type = FIO_OPT_STR_SET, | |
d9bb3b80 | 539 | .off1 = td_var_offset(use_thread), |
fd28ca49 | 540 | .help = "Use threads instead of forks", |
e1f36503 JA |
541 | }, |
542 | { | |
543 | .name = "write_bw_log", | |
544 | .type = FIO_OPT_STR_SET, | |
545 | .off1 = td_var_offset(write_bw_log), | |
fd28ca49 | 546 | .help = "Write log of bandwidth during run", |
e1f36503 JA |
547 | }, |
548 | { | |
549 | .name = "write_lat_log", | |
550 | .type = FIO_OPT_STR_SET, | |
551 | .off1 = td_var_offset(write_lat_log), | |
fd28ca49 | 552 | .help = "Write log of latency during run", |
e1f36503 | 553 | }, |
56bb17f2 JA |
554 | { |
555 | .name = "hugepage-size", | |
556 | .type = FIO_OPT_STR_VAL, | |
557 | .off1 = td_var_offset(hugepage_size), | |
fd28ca49 | 558 | .help = "When using hugepages, specify size of each page", |
ee738499 | 559 | .def = __stringify(FIO_HUGE_PAGE), |
56bb17f2 | 560 | }, |
b2560f3c JA |
561 | { |
562 | .name = "group_reporting", | |
563 | .type = FIO_OPT_STR_SET, | |
564 | .off1 = td_var_offset(group_reporting), | |
565 | .help = "Do reporting on a per-group basis", | |
566 | }, | |
e1f36503 JA |
567 | { |
568 | .name = NULL, | |
569 | }, | |
570 | }; | |
571 | ||
b4692828 JA |
572 | #define FIO_JOB_OPTS (sizeof(options) / sizeof(struct fio_option)) |
573 | #define FIO_CMD_OPTS (16) | |
574 | #define FIO_GETOPT_JOB (0x89988998) | |
575 | ||
576 | /* | |
577 | * Command line options. These will contain the above, plus a few | |
578 | * extra that only pertain to fio itself and not jobs. | |
579 | */ | |
580 | static struct option long_options[FIO_JOB_OPTS + FIO_CMD_OPTS] = { | |
581 | { | |
582 | .name = "output", | |
583 | .has_arg = required_argument, | |
584 | .val = 'o', | |
585 | }, | |
586 | { | |
587 | .name = "timeout", | |
588 | .has_arg = required_argument, | |
589 | .val = 't', | |
590 | }, | |
591 | { | |
592 | .name = "latency-log", | |
593 | .has_arg = required_argument, | |
594 | .val = 'l', | |
595 | }, | |
596 | { | |
597 | .name = "bandwidth-log", | |
598 | .has_arg = required_argument, | |
599 | .val = 'b', | |
600 | }, | |
601 | { | |
602 | .name = "minimal", | |
603 | .has_arg = optional_argument, | |
604 | .val = 'm', | |
605 | }, | |
606 | { | |
607 | .name = "version", | |
608 | .has_arg = no_argument, | |
609 | .val = 'v', | |
610 | }, | |
fd28ca49 JA |
611 | { |
612 | .name = "help", | |
613 | .has_arg = no_argument, | |
614 | .val = 'h', | |
615 | }, | |
616 | { | |
617 | .name = "cmdhelp", | |
320beefe | 618 | .has_arg = optional_argument, |
fd28ca49 JA |
619 | .val = 'c', |
620 | }, | |
b4692828 JA |
621 | { |
622 | .name = NULL, | |
623 | }, | |
624 | }; | |
625 | ||
ee738499 | 626 | static int def_timeout = 0; |
972cfd25 | 627 | |
48946b4c | 628 | static char fio_version_string[] = "fio 1.14"; |
ebac4655 | 629 | |
972cfd25 | 630 | static char **ini_file; |
ebac4655 JA |
631 | static int max_jobs = MAX_JOBS; |
632 | ||
633 | struct thread_data def_thread; | |
634 | struct thread_data *threads = NULL; | |
635 | ||
ebac4655 | 636 | int exitall_on_terminate = 0; |
c6ae0a5b | 637 | int terse_output = 0; |
c04f7ec3 | 638 | unsigned long long mlock_size = 0; |
eb8bbf48 JA |
639 | FILE *f_out = NULL; |
640 | FILE *f_err = NULL; | |
ebac4655 | 641 | |
ee738499 | 642 | static int write_lat_log = 0; |
bb3884d8 | 643 | int write_bw_log = 0; |
ec94ec56 | 644 | |
3c5df6fa JA |
645 | static int prev_group_jobs; |
646 | ||
9728ce37 JB |
647 | FILE *get_f_out() |
648 | { | |
649 | return f_out; | |
650 | } | |
651 | ||
652 | FILE *get_f_err() | |
653 | { | |
654 | return f_err; | |
655 | } | |
656 | ||
906c8d75 JA |
657 | /* |
658 | * Return a free job structure. | |
659 | */ | |
ebac4655 JA |
660 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
661 | { | |
662 | struct thread_data *td; | |
663 | ||
664 | if (global) | |
665 | return &def_thread; | |
666 | if (thread_number >= max_jobs) | |
667 | return NULL; | |
668 | ||
669 | td = &threads[thread_number++]; | |
ddaeaa5a | 670 | *td = *parent; |
ebac4655 | 671 | |
ebac4655 | 672 | td->thread_number = thread_number; |
ebac4655 JA |
673 | return td; |
674 | } | |
675 | ||
676 | static void put_job(struct thread_data *td) | |
677 | { | |
549577a7 JA |
678 | if (td == &def_thread) |
679 | return; | |
680 | ||
16edf25d JA |
681 | if (td->error) |
682 | fprintf(f_out, "fio: %s\n", td->verror); | |
683 | ||
ebac4655 JA |
684 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
685 | thread_number--; | |
686 | } | |
687 | ||
dad915e3 JA |
688 | /* |
689 | * Lazy way of fixing up options that depend on each other. We could also | |
690 | * define option callback handlers, but this is easier. | |
691 | */ | |
e1f36503 JA |
692 | static void fixup_options(struct thread_data *td) |
693 | { | |
e1f36503 JA |
694 | if (!td->rwmixread && td->rwmixwrite) |
695 | td->rwmixread = 100 - td->rwmixwrite; | |
dad915e3 | 696 | |
076efc7c JA |
697 | if (td->write_iolog_file && td->read_iolog_file) { |
698 | log_err("fio: read iolog overrides write_iolog\n"); | |
699 | free(td->write_iolog_file); | |
700 | td->write_iolog_file = NULL; | |
701 | } | |
16b462ae JA |
702 | |
703 | if (td->io_ops->flags & FIO_SYNCIO) | |
704 | td->iodepth = 1; | |
705 | else { | |
706 | if (!td->iodepth) | |
b5af8293 | 707 | td->iodepth = td->open_files; |
16b462ae JA |
708 | } |
709 | ||
710 | /* | |
711 | * only really works for sequential io for now, and with 1 file | |
712 | */ | |
b5af8293 | 713 | if (td->zone_size && td_random(td) && td->open_files == 1) |
16b462ae JA |
714 | td->zone_size = 0; |
715 | ||
716 | /* | |
717 | * Reads can do overwrites, we always need to pre-create the file | |
718 | */ | |
719 | if (td_read(td) || td_rw(td)) | |
720 | td->overwrite = 1; | |
721 | ||
a00735e6 JA |
722 | if (!td->min_bs[DDIR_READ]) |
723 | td->min_bs[DDIR_READ]= td->bs[DDIR_READ]; | |
724 | if (!td->max_bs[DDIR_READ]) | |
725 | td->max_bs[DDIR_READ] = td->bs[DDIR_READ]; | |
726 | if (!td->min_bs[DDIR_WRITE]) | |
75e6f36f | 727 | td->min_bs[DDIR_WRITE]= td->bs[DDIR_WRITE]; |
a00735e6 | 728 | if (!td->max_bs[DDIR_WRITE]) |
75e6f36f | 729 | td->max_bs[DDIR_WRITE] = td->bs[DDIR_WRITE]; |
a00735e6 JA |
730 | |
731 | td->rw_min_bs = min(td->min_bs[DDIR_READ], td->min_bs[DDIR_WRITE]); | |
732 | ||
16b462ae JA |
733 | if (td_read(td) && !td_rw(td)) |
734 | td->verify = 0; | |
bb8895e0 JA |
735 | |
736 | if (td->norandommap && td->verify != VERIFY_NONE) { | |
737 | log_err("fio: norandommap given, verify disabled\n"); | |
738 | td->verify = VERIFY_NONE; | |
739 | } | |
690adba3 JA |
740 | if (td->bs_unaligned && (td->odirect || td->io_ops->flags & FIO_RAWIO)) |
741 | log_err("fio: bs_unaligned may not work with raw io\n"); | |
e0a22335 | 742 | |
48097d5c JA |
743 | /* |
744 | * thinktime_spin must be less than thinktime | |
745 | */ | |
746 | if (td->thinktime_spin > td->thinktime) | |
747 | td->thinktime_spin = td->thinktime; | |
e916b390 JA |
748 | |
749 | /* | |
750 | * The low water mark cannot be bigger than the iodepth | |
751 | */ | |
9467b77c JA |
752 | if (td->iodepth_low > td->iodepth || !td->iodepth_low) { |
753 | /* | |
754 | * syslet work around - if the workload is sequential, | |
755 | * we want to let the queue drain all the way down to | |
756 | * avoid seeking between async threads | |
757 | */ | |
758 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) | |
759 | td->iodepth_low = 1; | |
760 | else | |
761 | td->iodepth_low = td->iodepth; | |
762 | } | |
cb5ab512 JA |
763 | |
764 | /* | |
765 | * If batch number isn't set, default to the same as iodepth | |
766 | */ | |
767 | if (td->iodepth_batch > td->iodepth || !td->iodepth_batch) | |
768 | td->iodepth_batch = td->iodepth; | |
b5af8293 | 769 | |
bbf6b540 | 770 | if (td->nr_files > td->files_index) |
9f9214f2 JA |
771 | td->nr_files = td->files_index; |
772 | ||
773 | if (td->open_files > td->nr_files || !td->open_files) | |
b5af8293 | 774 | td->open_files = td->nr_files; |
e1f36503 JA |
775 | } |
776 | ||
f8977ee6 JA |
777 | /* |
778 | * This function leaks the buffer | |
779 | */ | |
780 | static char *to_kmg(unsigned int val) | |
781 | { | |
782 | char *buf = malloc(32); | |
f3502ba2 | 783 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
f8977ee6 JA |
784 | char *p = post; |
785 | ||
245142ff | 786 | do { |
f8977ee6 JA |
787 | if (val & 1023) |
788 | break; | |
789 | ||
790 | val >>= 10; | |
791 | p++; | |
245142ff | 792 | } while (*p); |
f8977ee6 JA |
793 | |
794 | snprintf(buf, 31, "%u%c", val, *p); | |
795 | return buf; | |
796 | } | |
797 | ||
09629a90 JA |
798 | /* External engines are specified by "external:name.o") */ |
799 | static const char *get_engine_name(const char *str) | |
800 | { | |
801 | char *p = strstr(str, ":"); | |
802 | ||
803 | if (!p) | |
804 | return str; | |
805 | ||
806 | p++; | |
807 | strip_blank_front(&p); | |
808 | strip_blank_end(p); | |
809 | return p; | |
810 | } | |
811 | ||
906c8d75 JA |
812 | /* |
813 | * Adds a job to the list of things todo. Sanitizes the various options | |
814 | * to make sure we don't have conflicts, and initializes various | |
815 | * members of td. | |
816 | */ | |
75154845 | 817 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 818 | { |
413dd459 JA |
819 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
820 | "randread", "randwrite", "randrw" }; | |
af52b345 | 821 | unsigned int i; |
53cdc686 | 822 | struct fio_file *f; |
09629a90 | 823 | const char *engine; |
af52b345 JA |
824 | char fname[PATH_MAX]; |
825 | int numjobs; | |
ebac4655 | 826 | |
ebac4655 JA |
827 | /* |
828 | * the def_thread is just for options, it's not a real job | |
829 | */ | |
830 | if (td == &def_thread) | |
831 | return 0; | |
832 | ||
09629a90 JA |
833 | engine = get_engine_name(td->ioengine); |
834 | td->io_ops = load_ioengine(td, engine); | |
835 | if (!td->io_ops) { | |
836 | log_err("fio: failed to load engine %s\n", engine); | |
837 | return 1; | |
838 | } | |
df64119d | 839 | |
9cedf167 JA |
840 | if (td->use_thread) |
841 | nr_thread++; | |
842 | else | |
843 | nr_process++; | |
844 | ||
690adba3 JA |
845 | if (td->odirect) |
846 | td->io_ops->flags |= FIO_RAWIO; | |
847 | ||
bbf6b540 | 848 | if (!td->filename && !td->files_index) { |
80be24f4 JA |
849 | td->filename = strdup(jobname); |
850 | ||
7b05a215 JA |
851 | if (td->nr_files == 1) |
852 | add_file(td, td->filename); | |
853 | else { | |
854 | for (i = 0; i < td->nr_files; i++) { | |
855 | sprintf(fname, "%s.%d.%d", td->filename, td->thread_number, i); | |
856 | add_file(td, fname); | |
857 | } | |
af52b345 | 858 | } |
0af7b542 | 859 | } |
ebac4655 | 860 | |
e0a22335 JA |
861 | fixup_options(td); |
862 | ||
af52b345 JA |
863 | for_each_file(td, f, i) { |
864 | if (td->directory && f->filetype == FIO_TYPE_FILE) { | |
865 | sprintf(fname, "%s/%s", td->directory, f->file_name); | |
866 | f->file_name = strdup(fname); | |
53cdc686 | 867 | } |
53cdc686 JA |
868 | } |
869 | ||
07739b57 | 870 | td->mutex = fio_sem_init(0); |
ebac4655 | 871 | |
756867bd JA |
872 | td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; |
873 | td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; | |
874 | td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; | |
ebac4655 | 875 | |
3c5df6fa JA |
876 | if ((td->stonewall || td->numjobs > 1) && prev_group_jobs) { |
877 | prev_group_jobs = 0; | |
ebac4655 | 878 | groupid++; |
3c5df6fa | 879 | } |
ebac4655 JA |
880 | |
881 | td->groupid = groupid; | |
3c5df6fa | 882 | prev_group_jobs++; |
ebac4655 JA |
883 | |
884 | if (setup_rate(td)) | |
885 | goto err; | |
886 | ||
ec94ec56 | 887 | if (td->write_lat_log) { |
756867bd JA |
888 | setup_log(&td->ts.slat_log); |
889 | setup_log(&td->ts.clat_log); | |
ebac4655 | 890 | } |
ec94ec56 | 891 | if (td->write_bw_log) |
756867bd | 892 | setup_log(&td->ts.bw_log); |
ebac4655 | 893 | |
b4692828 JA |
894 | if (!td->name) |
895 | td->name = strdup(jobname); | |
01452055 | 896 | |
c6ae0a5b | 897 | if (!terse_output) { |
b990b5c0 | 898 | if (!job_add_num) { |
ba0fbe10 | 899 | if (!strcmp(td->io_ops->name, "cpuio")) |
b990b5c0 | 900 | fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle); |
f8977ee6 JA |
901 | else { |
902 | char *c1, *c2, *c3, *c4; | |
903 | ||
904 | c1 = to_kmg(td->min_bs[DDIR_READ]); | |
905 | c2 = to_kmg(td->max_bs[DDIR_READ]); | |
906 | c3 = to_kmg(td->min_bs[DDIR_WRITE]); | |
907 | c4 = to_kmg(td->max_bs[DDIR_WRITE]); | |
908 | ||
413dd459 | 909 | fprintf(f_out, "%s: (g=%d): rw=%s, bs=%s-%s/%s-%s, ioengine=%s, iodepth=%u\n", td->name, td->groupid, ddir_str[td->td_ddir], c1, c2, c3, c4, td->io_ops->name, td->iodepth); |
f8977ee6 JA |
910 | |
911 | free(c1); | |
912 | free(c2); | |
913 | free(c3); | |
914 | free(c4); | |
915 | } | |
b990b5c0 | 916 | } else if (job_add_num == 1) |
c6ae0a5b JA |
917 | fprintf(f_out, "...\n"); |
918 | } | |
ebac4655 JA |
919 | |
920 | /* | |
921 | * recurse add identical jobs, clear numjobs and stonewall options | |
922 | * as they don't apply to sub-jobs | |
923 | */ | |
924 | numjobs = td->numjobs; | |
925 | while (--numjobs) { | |
926 | struct thread_data *td_new = get_new_job(0, td); | |
927 | ||
928 | if (!td_new) | |
929 | goto err; | |
930 | ||
931 | td_new->numjobs = 1; | |
932 | td_new->stonewall = 0; | |
75154845 | 933 | job_add_num = numjobs - 1; |
ebac4655 | 934 | |
75154845 | 935 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
936 | goto err; |
937 | } | |
3c5df6fa JA |
938 | |
939 | if (td->numjobs > 1) { | |
940 | groupid++; | |
941 | prev_group_jobs = 0; | |
942 | } | |
943 | ||
ebac4655 JA |
944 | return 0; |
945 | err: | |
946 | put_job(td); | |
947 | return -1; | |
948 | } | |
949 | ||
906c8d75 JA |
950 | /* |
951 | * Initialize the various random states we need (random io, block size ranges, | |
952 | * read/write mix, etc). | |
953 | */ | |
ebac4655 JA |
954 | int init_random_state(struct thread_data *td) |
955 | { | |
0aabe160 | 956 | unsigned long seeds[5]; |
af52b345 | 957 | int fd, num_maps, blocks; |
0ab8db89 | 958 | struct fio_file *f; |
af52b345 | 959 | unsigned int i; |
ebac4655 | 960 | |
ba0fbe10 | 961 | if (td->io_ops->flags & FIO_DISKLESSIO) |
f48b467c JA |
962 | return 0; |
963 | ||
1ac267bb | 964 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 | 965 | if (fd == -1) { |
e1161c32 | 966 | td_verror(td, errno, "open"); |
ebac4655 JA |
967 | return 1; |
968 | } | |
969 | ||
a6ccc7be | 970 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
e1161c32 | 971 | td_verror(td, EIO, "read"); |
ebac4655 JA |
972 | close(fd); |
973 | return 1; | |
974 | } | |
975 | ||
976 | close(fd); | |
977 | ||
6dfd46b9 JA |
978 | os_random_seed(seeds[0], &td->bsrange_state); |
979 | os_random_seed(seeds[1], &td->verify_state); | |
980 | os_random_seed(seeds[2], &td->rwmix_state); | |
ebac4655 | 981 | |
413dd459 JA |
982 | if (td->file_service_type == FIO_FSERVICE_RANDOM) |
983 | os_random_seed(seeds[3], &td->next_file_state); | |
984 | ||
985 | if (!td_random(td)) | |
ebac4655 JA |
986 | return 0; |
987 | ||
9ebc27e1 | 988 | if (td->rand_repeatable) |
0aabe160 | 989 | seeds[4] = FIO_RANDSEED * td->thread_number; |
ebac4655 | 990 | |
bb8895e0 JA |
991 | if (!td->norandommap) { |
992 | for_each_file(td, f, i) { | |
a4a81712 | 993 | blocks = (f->real_file_size + td->rw_min_bs - 1) / td->rw_min_bs; |
c7c280ed | 994 | num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP; |
bb8895e0 | 995 | f->file_map = malloc(num_maps * sizeof(long)); |
bda4fd9e JA |
996 | if (!f->file_map) { |
997 | log_err("fio: failed allocating random map. If running a large number of jobs, try the 'norandommap' option\n"); | |
998 | return 1; | |
999 | } | |
bb8895e0 JA |
1000 | f->num_maps = num_maps; |
1001 | memset(f->file_map, 0, num_maps * sizeof(long)); | |
1002 | } | |
53cdc686 | 1003 | } |
ebac4655 | 1004 | |
0aabe160 | 1005 | os_random_seed(seeds[4], &td->random_state); |
ebac4655 JA |
1006 | return 0; |
1007 | } | |
1008 | ||
1009 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
1010 | { | |
1011 | #ifdef FIO_HAVE_CPU_AFFINITY | |
1012 | unsigned int i; | |
1013 | ||
1014 | CPU_ZERO(&cpumask); | |
1015 | ||
1016 | for (i = 0; i < sizeof(int) * 8; i++) { | |
1017 | if ((1 << i) & cpu) | |
1018 | CPU_SET(i, &cpumask); | |
1019 | } | |
1020 | #endif | |
1021 | } | |
1022 | ||
ebac4655 JA |
1023 | static int is_empty_or_comment(char *line) |
1024 | { | |
1025 | unsigned int i; | |
1026 | ||
1027 | for (i = 0; i < strlen(line); i++) { | |
1028 | if (line[i] == ';') | |
1029 | return 1; | |
5cc2da30 IM |
1030 | if (line[i] == '#') |
1031 | return 1; | |
ebac4655 JA |
1032 | if (!isspace(line[i]) && !iscntrl(line[i])) |
1033 | return 0; | |
1034 | } | |
1035 | ||
1036 | return 1; | |
1037 | } | |
1038 | ||
313cb206 JA |
1039 | /* |
1040 | * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that. | |
1041 | */ | |
1907dbc6 | 1042 | static char *get_opt_postfix(const char *str) |
313cb206 JA |
1043 | { |
1044 | char *p = strstr(str, ":"); | |
1045 | ||
1046 | if (!p) | |
1047 | return NULL; | |
1048 | ||
1049 | p++; | |
1050 | strip_blank_front(&p); | |
1051 | strip_blank_end(p); | |
1052 | return strdup(p); | |
1053 | } | |
1054 | ||
b4692828 | 1055 | static int str_mem_cb(void *data, const char *mem) |
ebac4655 | 1056 | { |
cb2c86fd JA |
1057 | struct thread_data *td = data; |
1058 | ||
b1ec1da6 | 1059 | if (td->mem_type == MEM_MMAPHUGE || td->mem_type == MEM_MMAP) { |
1907dbc6 | 1060 | td->mmapfile = get_opt_postfix(mem); |
b1ec1da6 | 1061 | if (td->mem_type == MEM_MMAPHUGE && !td->mmapfile) { |
d0bdaf49 JA |
1062 | log_err("fio: mmaphuge:/path/to/file\n"); |
1063 | return 1; | |
1064 | } | |
ebac4655 JA |
1065 | } |
1066 | ||
b1ec1da6 | 1067 | return 0; |
ebac4655 JA |
1068 | } |
1069 | ||
e1f36503 JA |
1070 | static int str_lockmem_cb(void fio_unused *data, unsigned long *val) |
1071 | { | |
1072 | mlock_size = *val; | |
1073 | return 0; | |
1074 | } | |
1075 | ||
34cfcdaf | 1076 | #ifdef FIO_HAVE_IOPRIO |
e1f36503 JA |
1077 | static int str_prioclass_cb(void *data, unsigned int *val) |
1078 | { | |
1079 | struct thread_data *td = data; | |
1080 | ||
1081 | td->ioprio |= *val << IOPRIO_CLASS_SHIFT; | |
1082 | return 0; | |
1083 | } | |
1084 | ||
1085 | static int str_prio_cb(void *data, unsigned int *val) | |
1086 | { | |
1087 | struct thread_data *td = data; | |
1088 | ||
1089 | td->ioprio |= *val; | |
1090 | return 0; | |
1091 | } | |
34cfcdaf | 1092 | #endif |
e1f36503 JA |
1093 | |
1094 | static int str_exitall_cb(void) | |
1095 | { | |
1096 | exitall_on_terminate = 1; | |
1097 | return 0; | |
1098 | } | |
1099 | ||
1100 | static int str_cpumask_cb(void *data, unsigned int *val) | |
1101 | { | |
1102 | struct thread_data *td = data; | |
1103 | ||
1104 | fill_cpu_mask(td->cpumask, *val); | |
1105 | return 0; | |
1106 | } | |
1107 | ||
1907dbc6 JA |
1108 | static int str_fst_cb(void *data, const char *str) |
1109 | { | |
1110 | struct thread_data *td = data; | |
1111 | char *nr = get_opt_postfix(str); | |
1112 | ||
1113 | td->file_service_nr = 1; | |
1114 | if (nr) | |
1115 | td->file_service_nr = atoi(nr); | |
1116 | ||
1117 | return 0; | |
1118 | } | |
1119 | ||
af52b345 JA |
1120 | static int str_filename_cb(void *data, const char *input) |
1121 | { | |
1122 | struct thread_data *td = data; | |
cae61953 | 1123 | char *fname, *str, *p; |
af52b345 | 1124 | |
cae61953 | 1125 | p = str = strdup(input); |
e13363eb JA |
1126 | |
1127 | strip_blank_front(&str); | |
1128 | strip_blank_end(str); | |
1129 | ||
bbf6b540 JA |
1130 | if (!td->files_index) |
1131 | td->nr_files = 0; | |
1132 | ||
0ad920e7 | 1133 | while ((fname = strsep(&str, ":")) != NULL) { |
e13363eb JA |
1134 | if (!strlen(fname)) |
1135 | break; | |
af52b345 | 1136 | add_file(td, fname); |
bbf6b540 | 1137 | td->nr_files++; |
0ad920e7 | 1138 | } |
af52b345 | 1139 | |
cae61953 | 1140 | free(p); |
af52b345 JA |
1141 | return 0; |
1142 | } | |
1143 | ||
1144 | static int str_directory_cb(void *data, const char fio_unused *str) | |
1145 | { | |
1146 | struct thread_data *td = data; | |
1147 | struct stat sb; | |
1148 | ||
1149 | if (lstat(td->directory, &sb) < 0) { | |
1150 | log_err("fio: %s is not a directory\n", td->directory); | |
1151 | td_verror(td, errno, "lstat"); | |
1152 | return 1; | |
1153 | } | |
1154 | if (!S_ISDIR(sb.st_mode)) { | |
1155 | log_err("fio: %s is not a directory\n", td->directory); | |
1156 | return 1; | |
1157 | } | |
1158 | ||
1159 | return 0; | |
1160 | } | |
1161 | ||
bbf6b540 JA |
1162 | static int str_opendir_cb(void *data, const char fio_unused *str) |
1163 | { | |
1164 | struct thread_data *td = data; | |
1165 | ||
1166 | if (!td->files_index) | |
1167 | td->nr_files = 0; | |
1168 | ||
1169 | return add_dir_files(td, td->opendir); | |
1170 | } | |
1171 | ||
07261983 JA |
1172 | /* |
1173 | * This is our [ini] type file parser. | |
1174 | */ | |
1e97cce9 | 1175 | static int parse_jobs_ini(char *file, int stonewall_flag) |
ebac4655 | 1176 | { |
e1f36503 | 1177 | unsigned int global; |
ebac4655 | 1178 | struct thread_data *td; |
fee3bb48 | 1179 | char *string, *name; |
ebac4655 JA |
1180 | fpos_t off; |
1181 | FILE *f; | |
1182 | char *p; | |
0c7e37a0 | 1183 | int ret = 0, stonewall; |
ebac4655 JA |
1184 | |
1185 | f = fopen(file, "r"); | |
1186 | if (!f) { | |
aea47d44 | 1187 | perror("fopen job file"); |
ebac4655 JA |
1188 | return 1; |
1189 | } | |
1190 | ||
1191 | string = malloc(4096); | |
1192 | name = malloc(256); | |
fee3bb48 | 1193 | memset(name, 0, 256); |
ebac4655 | 1194 | |
0c7e37a0 | 1195 | stonewall = stonewall_flag; |
7c124ac1 JA |
1196 | do { |
1197 | p = fgets(string, 4095, f); | |
1198 | if (!p) | |
45410acb | 1199 | break; |
ebac4655 JA |
1200 | if (is_empty_or_comment(p)) |
1201 | continue; | |
fee3bb48 | 1202 | if (sscanf(p, "[%255s]", name) != 1) |
ebac4655 JA |
1203 | continue; |
1204 | ||
1205 | global = !strncmp(name, "global", 6); | |
1206 | ||
1207 | name[strlen(name) - 1] = '\0'; | |
1208 | ||
1209 | td = get_new_job(global, &def_thread); | |
45410acb JA |
1210 | if (!td) { |
1211 | ret = 1; | |
1212 | break; | |
1213 | } | |
ebac4655 | 1214 | |
972cfd25 JA |
1215 | /* |
1216 | * Seperate multiple job files by a stonewall | |
1217 | */ | |
f9481919 | 1218 | if (!global && stonewall) { |
972cfd25 JA |
1219 | td->stonewall = stonewall; |
1220 | stonewall = 0; | |
1221 | } | |
1222 | ||
ebac4655 JA |
1223 | fgetpos(f, &off); |
1224 | while ((p = fgets(string, 4096, f)) != NULL) { | |
1225 | if (is_empty_or_comment(p)) | |
1226 | continue; | |
e1f36503 | 1227 | |
b6754f9d | 1228 | strip_blank_front(&p); |
7c124ac1 JA |
1229 | |
1230 | if (p[0] == '[') | |
1231 | break; | |
1232 | ||
4ae3f763 | 1233 | strip_blank_end(p); |
aea47d44 | 1234 | |
e1f36503 | 1235 | fgetpos(f, &off); |
ebac4655 | 1236 | |
45410acb JA |
1237 | /* |
1238 | * Don't break here, continue parsing options so we | |
1239 | * dump all the bad ones. Makes trial/error fixups | |
1240 | * easier on the user. | |
1241 | */ | |
7c124ac1 | 1242 | ret |= parse_option(p, options, td); |
ebac4655 | 1243 | } |
ebac4655 | 1244 | |
45410acb JA |
1245 | if (!ret) { |
1246 | fsetpos(f, &off); | |
1247 | ret = add_job(td, name, 0); | |
b1508cf9 JA |
1248 | } else { |
1249 | log_err("fio: job %s dropped\n", name); | |
1250 | put_job(td); | |
45410acb | 1251 | } |
7c124ac1 | 1252 | } while (!ret); |
ebac4655 JA |
1253 | |
1254 | free(string); | |
1255 | free(name); | |
1256 | fclose(f); | |
45410acb | 1257 | return ret; |
ebac4655 JA |
1258 | } |
1259 | ||
1260 | static int fill_def_thread(void) | |
1261 | { | |
1262 | memset(&def_thread, 0, sizeof(def_thread)); | |
1263 | ||
1264 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
1265 | perror("sched_getaffinity"); | |
1266 | return 1; | |
1267 | } | |
1268 | ||
1269 | /* | |
ee738499 | 1270 | * fill default options |
ebac4655 | 1271 | */ |
ee738499 JA |
1272 | fill_default_options(&def_thread, options); |
1273 | ||
972cfd25 | 1274 | def_thread.timeout = def_timeout; |
ec94ec56 JA |
1275 | def_thread.write_bw_log = write_bw_log; |
1276 | def_thread.write_lat_log = write_lat_log; | |
ee738499 | 1277 | |
ebac4655 JA |
1278 | #ifdef FIO_HAVE_DISK_UTIL |
1279 | def_thread.do_disk_util = 1; | |
1280 | #endif | |
1281 | ||
1282 | return 0; | |
1283 | } | |
1284 | ||
0ab8db89 | 1285 | static void usage(void) |
4785f995 JA |
1286 | { |
1287 | printf("%s\n", fio_version_string); | |
b4692828 JA |
1288 | printf("\t--output\tWrite output to file\n"); |
1289 | printf("\t--timeout\tRuntime in seconds\n"); | |
1290 | printf("\t--latency-log\tGenerate per-job latency logs\n"); | |
1291 | printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
1292 | printf("\t--minimal\tMinimal (terse) output\n"); | |
1293 | printf("\t--version\tPrint version info and exit\n"); | |
fd28ca49 JA |
1294 | printf("\t--help\t\tPrint this page\n"); |
1295 | printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n"); | |
4785f995 JA |
1296 | } |
1297 | ||
972cfd25 | 1298 | static int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 1299 | { |
b4692828 | 1300 | struct thread_data *td = NULL; |
b1ec1da6 | 1301 | int c, ini_idx = 0, lidx, ret, dont_add_job = 0; |
ebac4655 | 1302 | |
0be06ea2 | 1303 | while ((c = getopt_long_only(argc, argv, "", long_options, &lidx)) != -1) { |
ebac4655 | 1304 | switch (c) { |
b4692828 JA |
1305 | case 't': |
1306 | def_timeout = atoi(optarg); | |
1307 | break; | |
1308 | case 'l': | |
1309 | write_lat_log = 1; | |
1310 | break; | |
1311 | case 'w': | |
1312 | write_bw_log = 1; | |
1313 | break; | |
1314 | case 'o': | |
1315 | f_out = fopen(optarg, "w+"); | |
1316 | if (!f_out) { | |
1317 | perror("fopen output"); | |
1318 | exit(1); | |
1319 | } | |
1320 | f_err = f_out; | |
1321 | break; | |
1322 | case 'm': | |
1323 | terse_output = 1; | |
1324 | break; | |
1325 | case 'h': | |
1326 | usage(); | |
1327 | exit(0); | |
fd28ca49 | 1328 | case 'c': |
29fc6afe JA |
1329 | ret = show_cmd_help(options, optarg); |
1330 | exit(ret); | |
b4692828 JA |
1331 | case 'v': |
1332 | printf("%s\n", fio_version_string); | |
1333 | exit(0); | |
1334 | case FIO_GETOPT_JOB: { | |
1335 | const char *opt = long_options[lidx].name; | |
1336 | char *val = optarg; | |
1337 | ||
c2b1e753 JA |
1338 | if (!strncmp(opt, "name", 4) && td) { |
1339 | ret = add_job(td, td->name ?: "fio", 0); | |
1340 | if (ret) { | |
1341 | put_job(td); | |
1342 | return 0; | |
1343 | } | |
1344 | td = NULL; | |
1345 | } | |
b4692828 | 1346 | if (!td) { |
38d0adb0 | 1347 | int global = !strncmp(val, "global", 6); |
c2b1e753 JA |
1348 | |
1349 | td = get_new_job(global, &def_thread); | |
b4692828 JA |
1350 | if (!td) |
1351 | return 0; | |
1352 | } | |
38d0adb0 | 1353 | |
b1508cf9 | 1354 | ret = parse_cmd_option(opt, val, options, td); |
78217dfa | 1355 | if (ret) |
b1ec1da6 | 1356 | dont_add_job = 1; |
b4692828 JA |
1357 | break; |
1358 | } | |
1359 | default: | |
b4692828 | 1360 | break; |
ebac4655 JA |
1361 | } |
1362 | } | |
c9fad893 | 1363 | |
b4692828 | 1364 | if (td) { |
b1ec1da6 | 1365 | if (dont_add_job) |
b4692828 | 1366 | put_job(td); |
b1ec1da6 JA |
1367 | else { |
1368 | ret = add_job(td, td->name ?: "fio", 0); | |
1369 | if (ret) | |
1370 | put_job(td); | |
1371 | } | |
972cfd25 | 1372 | } |
774a6177 | 1373 | |
b4692828 JA |
1374 | while (optind < argc) { |
1375 | ini_idx++; | |
1376 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1377 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1378 | optind++; | |
eb8bbf48 | 1379 | } |
972cfd25 JA |
1380 | |
1381 | return ini_idx; | |
ebac4655 JA |
1382 | } |
1383 | ||
1384 | static void free_shm(void) | |
1385 | { | |
1386 | struct shmid_ds sbuf; | |
1387 | ||
1388 | if (threads) { | |
2c0ecd28 | 1389 | shmdt((void *) threads); |
ebac4655 JA |
1390 | threads = NULL; |
1391 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1392 | } | |
1393 | } | |
1394 | ||
906c8d75 JA |
1395 | /* |
1396 | * The thread area is shared between the main process and the job | |
1397 | * threads/processes. So setup a shared memory segment that will hold | |
1398 | * all the job info. | |
1399 | */ | |
ebac4655 JA |
1400 | static int setup_thread_area(void) |
1401 | { | |
1402 | /* | |
1403 | * 1024 is too much on some machines, scale max_jobs if | |
1404 | * we get a failure that looks like too large a shm segment | |
1405 | */ | |
1406 | do { | |
906c8d75 | 1407 | size_t size = max_jobs * sizeof(struct thread_data); |
ebac4655 | 1408 | |
906c8d75 | 1409 | shm_id = shmget(0, size, IPC_CREAT | 0600); |
ebac4655 JA |
1410 | if (shm_id != -1) |
1411 | break; | |
1412 | if (errno != EINVAL) { | |
1413 | perror("shmget"); | |
1414 | break; | |
1415 | } | |
1416 | ||
1417 | max_jobs >>= 1; | |
1418 | } while (max_jobs); | |
1419 | ||
1420 | if (shm_id == -1) | |
1421 | return 1; | |
1422 | ||
1423 | threads = shmat(shm_id, NULL, 0); | |
1424 | if (threads == (void *) -1) { | |
1425 | perror("shmat"); | |
1426 | return 1; | |
1427 | } | |
1428 | ||
1429 | atexit(free_shm); | |
1430 | return 0; | |
1431 | } | |
1432 | ||
b4692828 JA |
1433 | /* |
1434 | * Copy the fio options into the long options map, so we mirror | |
1435 | * job and cmd line options. | |
1436 | */ | |
1437 | static void dupe_job_options(void) | |
1438 | { | |
1439 | struct fio_option *o; | |
1440 | unsigned int i; | |
1441 | ||
1442 | i = 0; | |
1443 | while (long_options[i].name) | |
1444 | i++; | |
1445 | ||
1446 | o = &options[0]; | |
1447 | while (o->name) { | |
1448 | long_options[i].name = o->name; | |
1449 | long_options[i].val = FIO_GETOPT_JOB; | |
1450 | if (o->type == FIO_OPT_STR_SET) | |
1451 | long_options[i].has_arg = no_argument; | |
1452 | else | |
1453 | long_options[i].has_arg = required_argument; | |
1454 | ||
1455 | i++; | |
1456 | o++; | |
1457 | assert(i < FIO_JOB_OPTS + FIO_CMD_OPTS); | |
1458 | } | |
1459 | } | |
1460 | ||
ebac4655 JA |
1461 | int parse_options(int argc, char *argv[]) |
1462 | { | |
972cfd25 JA |
1463 | int job_files, i; |
1464 | ||
b4692828 JA |
1465 | f_out = stdout; |
1466 | f_err = stderr; | |
1467 | ||
13335ddb JA |
1468 | options_init(options); |
1469 | ||
b4692828 JA |
1470 | dupe_job_options(); |
1471 | ||
ebac4655 JA |
1472 | if (setup_thread_area()) |
1473 | return 1; | |
1474 | if (fill_def_thread()) | |
1475 | return 1; | |
1476 | ||
972cfd25 | 1477 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1478 | |
972cfd25 JA |
1479 | for (i = 0; i < job_files; i++) { |
1480 | if (fill_def_thread()) | |
1481 | return 1; | |
0c7e37a0 | 1482 | if (parse_jobs_ini(ini_file[i], i)) |
972cfd25 | 1483 | return 1; |
88c6ed80 | 1484 | free(ini_file[i]); |
972cfd25 | 1485 | } |
ebac4655 | 1486 | |
88c6ed80 | 1487 | free(ini_file); |
b4692828 JA |
1488 | |
1489 | if (!thread_number) { | |
1490 | log_err("No jobs defined(s)\n"); | |
b4692828 JA |
1491 | return 1; |
1492 | } | |
1493 | ||
ebac4655 JA |
1494 | return 0; |
1495 | } |