init.c revision 5cd033bbb08dbdd2241a0eac09ef34a59a5d8f52
1906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 2cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe * This file contains job initialization and setup functions. 3906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 4ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <stdio.h> 5ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <stdlib.h> 6ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <unistd.h> 7ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <fcntl.h> 8ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <ctype.h> 9ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <string.h> 10ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <errno.h> 11b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#include <getopt.h> 12b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#include <assert.h> 13ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/ipc.h> 14ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/shm.h> 15ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/types.h> 16ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/stat.h> 17ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 18ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include "fio.h" 19cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe#include "parse.h" 20ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 21906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 22906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * The default options 23906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 2420dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_BS (4096) 2520dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_TIMEOUT (0) 2620dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_RATE_CYCLE (1000) 2720dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_ODIRECT (1) 2820dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_IO_ENGINE (FIO_SYNCIO) 29ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#define DEF_IO_ENGINE_NAME "sync" 3020dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_SEQUENTIAL (1) 3120dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_RAND_REPEAT (1) 32178d11f29ffc50c46d907129ee81c3b41f48c926Jens Axboe#define DEF_OVERWRITE (0) 3320dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_INVALIDATE (1) 3420dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_SYNCIO (0) 3520dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_RANDSEED (0xb1899bedUL) 3620dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_BWAVGTIME (500) 3720dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_CREATE_SER (1) 38ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#define DEF_CREATE_FSYNC (1) 3920dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_LOOPS (1) 4020dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_VERIFY (0) 4120dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_STONEWALL (0) 4220dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_NUMJOBS (1) 4320dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_USE_THREAD (0) 4420dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_FILE_SIZE (1024 * 1024 * 1024UL) 4520dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_ZONE_SIZE (0) 4620dc95c47087d486b5d4608fc15b1c2021761923Jens Axboe#define DEF_ZONE_SKIP (0) 47a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe#define DEF_RWMIX_CYCLE (500) 48a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe#define DEF_RWMIX_READ (50) 49b6f4d8804ad499adf10b4cad0657284a8a4a6287Jens Axboe#define DEF_NICE (0) 5053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe#define DEF_NR_FILES (1) 51178d11f29ffc50c46d907129ee81c3b41f48c926Jens Axboe#define DEF_UNLINK (1) 52ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe#define DEF_WRITE_BW_LOG (0) 53ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe#define DEF_WRITE_LAT_LOG (0) 54bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe#define DEF_NO_RAND_MAP (0) 5556bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe#define DEF_HUGEPAGE_SIZE FIO_HUGE_PAGE 569c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe#define DEF_THINKTIME_BLOCKS (1) 57ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 58e1f365035a952233463d85d659bd960ba78f012eJens Axboe#define td_var_offset(var) ((size_t) &((struct thread_data *)0)->var) 59e1f365035a952233463d85d659bd960ba78f012eJens Axboe 60b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_rw_cb(void *, const char *); 61b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_ioengine_cb(void *, const char *); 62b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_mem_cb(void *, const char *); 63b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_verify_cb(void *, const char *); 64e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_lockmem_cb(void *, unsigned long *); 6534cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#ifdef FIO_HAVE_IOPRIO 66e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prio_cb(void *, unsigned int *); 67e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prioclass_cb(void *, unsigned int *); 6834cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#endif 69e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_exitall_cb(void); 70e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_cpumask_cb(void *, unsigned int *); 71e1f365035a952233463d85d659bd960ba78f012eJens Axboe 72e1f365035a952233463d85d659bd960ba78f012eJens Axboe/* 73e1f365035a952233463d85d659bd960ba78f012eJens Axboe * Map of job/command line options 74e1f365035a952233463d85d659bd960ba78f012eJens Axboe */ 75e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic struct fio_option options[] = { 76e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 77e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "name", 78e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 79e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(name), 80e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 81e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 82e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "directory", 83e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 84e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(directory), 85e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 86e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 87e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "filename", 88e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 89e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(filename), 90e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 91e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 92e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rw", 93e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 94e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_rw_cb, 95e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 96e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 97e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ioengine", 98e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 99e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_ioengine_cb, 100e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 101e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 102e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "mem", 103e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 104e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_mem_cb, 105e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 106e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 107e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "verify", 108e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 109e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_verify_cb, 110e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 111e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 112e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_iolog", 113076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .type = FIO_OPT_STR_STORE, 114076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .off1 = td_var_offset(write_iolog_file), 115e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 116e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 117076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .name = "read_iolog", 118e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 119076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .off1 = td_var_offset(read_iolog_file), 120e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 121e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 122e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exec_prerun", 123e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 124e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(exec_prerun), 125e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 126e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 127e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exec_postrun", 128e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 129e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(exec_postrun), 130e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 131e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOSCHED_SWITCH 132e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 133e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ioscheduler", 134e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 135e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(ioscheduler), 136e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 137e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 138e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 139e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "size", 140e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 141e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(total_file_size), 142e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 143e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 144e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "bs", 14575e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe .type = FIO_OPT_STR_VAL_INT, 146a00735e66f9ec42549da94eba3170e543b542904Jens Axboe .off1 = td_var_offset(bs[DDIR_READ]), 147f90eff5a414f6e8c16a51c3a7d9b5e077ab49aacJens Axboe .off2 = td_var_offset(bs[DDIR_WRITE]), 148e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 149e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 150e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "offset", 151e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 152e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(start_offset), 153e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 154e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 155e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "zonesize", 156e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 157e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(zone_size), 158e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 159e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 160e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "zoneskip", 161e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 162e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(zone_skip), 163e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 164e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 165e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "lockmem", 166e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 167e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_lockmem_cb, 168e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 169e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 170e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "bsrange", 171e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_RANGE, 172a00735e66f9ec42549da94eba3170e543b542904Jens Axboe .off1 = td_var_offset(min_bs[DDIR_READ]), 173a00735e66f9ec42549da94eba3170e543b542904Jens Axboe .off2 = td_var_offset(max_bs[DDIR_READ]), 174f90eff5a414f6e8c16a51c3a7d9b5e077ab49aacJens Axboe .off3 = td_var_offset(min_bs[DDIR_WRITE]), 175f90eff5a414f6e8c16a51c3a7d9b5e077ab49aacJens Axboe .off4 = td_var_offset(max_bs[DDIR_WRITE]), 176e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 177e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 178e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "nrfiles", 179e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 180e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(nr_files), 181e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 182e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 183e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "iodepth", 184e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 185e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(iodepth), 186e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 187e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 188e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "fsync", 189e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 190e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(fsync_blocks), 191e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 192e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 193e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixcycle", 194e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 195e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixcycle), 196e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 197e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 198e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixread", 199e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 200e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixread), 201e1f365035a952233463d85d659bd960ba78f012eJens Axboe .max_val= 100, 202e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 203e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 204e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixwrite", 205e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 206e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixwrite), 207e1f365035a952233463d85d659bd960ba78f012eJens Axboe .max_val= 100, 208e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 209e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 210e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "nice", 211e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 212e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(nice), 213e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 214e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOPRIO 215e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 216e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "prio", 217e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 218e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_prio_cb, 219e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 220e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 221e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "prioclass", 222e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 223e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_prioclass_cb, 224e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 225e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 226e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 227e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "thinktime", 228e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2291304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(thinktime), 230e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 231e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 2329c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe .name = "thinktime_blocks", 2339c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe .type = FIO_OPT_INT, 2341304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(thinktime_blocks), 2359c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe }, 2369c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe { 237e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rate", 238e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2391304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(rate), 240e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 241e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 242e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ratemin", 243e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2441304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(ratemin), 245e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 246e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 247e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ratecycle", 248e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2491304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(ratecycle), 250e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 251e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 252e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "startdelay", 253e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2541304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(start_delay), 255e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 256e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 257e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "timeout", 258e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL_TIME, 2591304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(timeout), 260e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 261e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 262e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "invalidate", 263e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2641304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(invalidate_cache), 265e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 266e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 267e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "sync", 268e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2691304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(sync_io), 270e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 271e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 272e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "bwavgtime", 273e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2741304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(bw_avg_time), 275e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 276e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 277e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "create_serialize", 278e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2791304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(create_serialize), 280e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 281e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 282e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "create_fsync", 283e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2841304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(create_fsync), 285e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 286e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 287e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "loops", 288e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2891304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(loops), 290e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 291e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 292e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "numjobs", 293e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2941304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(numjobs), 295e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 296e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 297e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpuload", 298e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 2991304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(cpuload), 300e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 301e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 302e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpuchunks", 303e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 3041304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(cpucycle), 305e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 306e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 307e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "direct", 308e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 3091304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(odirect), 310e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 311e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 312e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "overwrite", 313e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 3141304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(overwrite), 315e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 316e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_CPU_AFFINITY 317e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 318e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpumask", 319e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 320e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_cpumask_cb, 321e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 322e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 323e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 324e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "end_fsync", 325e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 3261304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(end_fsync), 327e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 328e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 329e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "unlink", 3308aeebd5570ac4fccbcdd48f2e6f1cf1577f3c08dJens Axboe .type = FIO_OPT_INT, 331e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(unlink), 332e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 333e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 334e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exitall", 335e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 336e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_exitall_cb, 337e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 338e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 339e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "stonewall", 340e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 341e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(stonewall), 342e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 343e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 344e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "thread", 345e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 346e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(thread), 347e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 348e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 349e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_bw_log", 350e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 351e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(write_bw_log), 352e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 353e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 354e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_lat_log", 355e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 356e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(write_lat_log), 357e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 358e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 359bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe .name = "norandommap", 360bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe .type = FIO_OPT_STR_SET, 361bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe .off1 = td_var_offset(norandommap), 362bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe }, 363bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe { 364690adba373bb8c97a365c67da369e265953c4b4cJens Axboe .name = "bs_unaligned", 365690adba373bb8c97a365c67da369e265953c4b4cJens Axboe .type = FIO_OPT_STR_SET, 366690adba373bb8c97a365c67da369e265953c4b4cJens Axboe .off1 = td_var_offset(bs_unaligned), 367690adba373bb8c97a365c67da369e265953c4b4cJens Axboe }, 368690adba373bb8c97a365c67da369e265953c4b4cJens Axboe { 36956bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .name = "hugepage-size", 37056bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .type = FIO_OPT_STR_VAL, 37156bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .off1 = td_var_offset(hugepage_size), 37256bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe }, 37356bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe { 374e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = NULL, 375e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 376e1f365035a952233463d85d659bd960ba78f012eJens Axboe}; 377e1f365035a952233463d85d659bd960ba78f012eJens Axboe 378b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_JOB_OPTS (sizeof(options) / sizeof(struct fio_option)) 379b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_CMD_OPTS (16) 380b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_GETOPT_JOB (0x89988998) 381b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 382b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 383b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Command line options. These will contain the above, plus a few 384b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * extra that only pertain to fio itself and not jobs. 385b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 386b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic struct option long_options[FIO_JOB_OPTS + FIO_CMD_OPTS] = { 387b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 388b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "output", 389b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 390b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'o', 391b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 392b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 393b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "timeout", 394b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 395b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 't', 396b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 397b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 398b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "latency-log", 399b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 400b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'l', 401b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 402b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 403b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "bandwidth-log", 404b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 405b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'b', 406b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 407b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 408b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "minimal", 409b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = optional_argument, 410b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'm', 411b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 412b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 413b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "version", 414b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = no_argument, 415b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'v', 416b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 417b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 418b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = NULL, 419b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 420b46928282e0a890f49250e79b81af773a2b7108fJens Axboe}; 421b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 422972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int def_timeout = DEF_TIMEOUT; 423972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 4245cd033bbb08dbdd2241a0eac09ef34a59a5d8f52Jens Axboestatic char fio_version_string[] = "fio 1.11"; 425ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 426972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic char **ini_file; 427ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int max_jobs = MAX_JOBS; 428ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 429ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data def_thread; 430ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data *threads = NULL; 431ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 432ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint exitall_on_terminate = 0; 433c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboeint terse_output = 0; 434c04f7ec3ecb8ce780bde6ad3515f003e6015c62aJens Axboeunsigned long long mlock_size = 0; 435eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_out = NULL; 436eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_err = NULL; 437ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 438ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboestatic int write_lat_log = DEF_WRITE_LAT_LOG; 439ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboestatic int write_bw_log = DEF_WRITE_BW_LOG; 440ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe 441906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 442906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Return a free job structure. 443906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 444ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic struct thread_data *get_new_job(int global, struct thread_data *parent) 445ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 446ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 447ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 448ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (global) 449ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return &def_thread; 450ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (thread_number >= max_jobs) 451ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return NULL; 452ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 453ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = &threads[thread_number++]; 454ddaeaa5ab1e3f1cb6f35a9f4a18ee932151a0ab8Jens Axboe *td = *parent; 455ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 456ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->thread_number = thread_number; 457ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return td; 458ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 459ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 460ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void put_job(struct thread_data *td) 461ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 462549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe if (td == &def_thread) 463549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe return; 464549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe 465ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&threads[td->thread_number - 1], 0, sizeof(*td)); 466ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe thread_number--; 467ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 468ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 469dad915e36819e74c4540db19faae488ede963ee4Jens Axboe/* 470dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * Lazy way of fixing up options that depend on each other. We could also 471dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * define option callback handlers, but this is easier. 472dad915e36819e74c4540db19faae488ede963ee4Jens Axboe */ 473e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic void fixup_options(struct thread_data *td) 474e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 475e1f365035a952233463d85d659bd960ba78f012eJens Axboe if (!td->rwmixread && td->rwmixwrite) 476e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->rwmixread = 100 - td->rwmixwrite; 477dad915e36819e74c4540db19faae488ede963ee4Jens Axboe 478076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe if (td->write_iolog_file && td->read_iolog_file) { 479076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe log_err("fio: read iolog overrides write_iolog\n"); 480076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe free(td->write_iolog_file); 481076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe td->write_iolog_file = NULL; 482076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe } 48316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 48416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td->io_ops->flags & FIO_SYNCIO) 48516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->iodepth = 1; 48616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe else { 48716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (!td->iodepth) 48816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->iodepth = td->nr_files; 48916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe } 49016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 49116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 49216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * only really works for sequential io for now, and with 1 file 49316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 49416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td->zone_size && !td->sequential && td->nr_files == 1) 49516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->zone_size = 0; 49616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 49716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 49816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * Reads can do overwrites, we always need to pre-create the file 49916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 50016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) || td_rw(td)) 50116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->overwrite = 1; 50216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 503a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->min_bs[DDIR_READ]) 504a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->min_bs[DDIR_READ]= td->bs[DDIR_READ]; 505a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->max_bs[DDIR_READ]) 506a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->max_bs[DDIR_READ] = td->bs[DDIR_READ]; 507a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->min_bs[DDIR_WRITE]) 50875e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe td->min_bs[DDIR_WRITE]= td->bs[DDIR_WRITE]; 509a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->max_bs[DDIR_WRITE]) 51075e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe td->max_bs[DDIR_WRITE] = td->bs[DDIR_WRITE]; 511a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 512a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->rw_min_bs = min(td->min_bs[DDIR_READ], td->min_bs[DDIR_WRITE]); 513a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 51416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) && !td_rw(td)) 51516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->verify = 0; 516bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe 517bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe if (td->norandommap && td->verify != VERIFY_NONE) { 518bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe log_err("fio: norandommap given, verify disabled\n"); 519bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe td->verify = VERIFY_NONE; 520bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 521690adba373bb8c97a365c67da369e265953c4b4cJens Axboe if (td->bs_unaligned && (td->odirect || td->io_ops->flags & FIO_RAWIO)) 522690adba373bb8c97a365c67da369e265953c4b4cJens Axboe log_err("fio: bs_unaligned may not work with raw io\n"); 523e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 524e0a223354342cc45a916b669343718b80a20c2eaJens Axboe /* 525e0a223354342cc45a916b669343718b80a20c2eaJens Axboe * O_DIRECT and char doesn't mix, clear that flag if necessary. 526e0a223354342cc45a916b669343718b80a20c2eaJens Axboe */ 527e0a223354342cc45a916b669343718b80a20c2eaJens Axboe if (td->filetype == FIO_TYPE_CHAR && td->odirect) 528e0a223354342cc45a916b669343718b80a20c2eaJens Axboe td->odirect = 0; 529e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 530e1f365035a952233463d85d659bd960ba78f012eJens Axboe 531906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 532f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe * This function leaks the buffer 533f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe */ 534f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboestatic char *to_kmg(unsigned int val) 535f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe{ 536f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *buf = malloc(32); 537245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe char post[] = { 0, 'K', 'M', 'G', 'P', 0 }; 538f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *p = post; 539f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 540245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe do { 541f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe if (val & 1023) 542f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe break; 543f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 544f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe val >>= 10; 545f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe p++; 546245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe } while (*p); 547f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 548f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe snprintf(buf, 31, "%u%c", val, *p); 549f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe return buf; 550f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe} 551f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 552f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe/* 553906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Adds a job to the list of things todo. Sanitizes the various options 554906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * to make sure we don't have conflicts, and initializes various 555906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * members of td. 556906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 557751548451d969148529b642c05e7544726ec3b64Jens Axboestatic int add_job(struct thread_data *td, const char *jobname, int job_add_num) 558ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 5593c9b60c1fb144950ca51220ffa18f485672c3ba6Jens Axboe const char *ddir_str[] = { "read", "write", "randread", "randwrite", 5603c9b60c1fb144950ca51220ffa18f485672c3ba6Jens Axboe "rw", NULL, "randrw" }; 561ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct stat sb; 56253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe int numjobs, ddir, i; 56353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe struct fio_file *f; 564ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 565ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 566ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * the def_thread is just for options, it's not a real job 567ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 568ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td == &def_thread) 569ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 570ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 571df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe /* 572df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe * Set default io engine, if none set 573df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe */ 574df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe if (!td->io_ops) { 575df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe td->io_ops = load_ioengine(td, DEF_IO_ENGINE_NAME); 576df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe if (!td->io_ops) { 577df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe log_err("default engine %s not there?\n", DEF_IO_ENGINE_NAME); 578df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe return 1; 579df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe } 580df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe } 581df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe 582690adba373bb8c97a365c67da369e265953c4b4cJens Axboe if (td->odirect) 583690adba373bb8c97a365c67da369e265953c4b4cJens Axboe td->io_ops->flags |= FIO_RAWIO; 584690adba373bb8c97a365c67da369e265953c4b4cJens Axboe 585ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->filetype = FIO_TYPE_FILE; 5860af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe if (!stat(jobname, &sb)) { 5870af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe if (S_ISBLK(sb.st_mode)) 5880af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe td->filetype = FIO_TYPE_BD; 5890af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe else if (S_ISCHR(sb.st_mode)) 5900af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe td->filetype = FIO_TYPE_CHAR; 5910af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe } 592ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 593e0a223354342cc45a916b669343718b80a20c2eaJens Axboe fixup_options(td); 594e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 59513f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe if (td->filename) 59613f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe td->nr_uniq_files = 1; 59713f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe else 59813f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe td->nr_uniq_files = td->nr_files; 59913f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe 60013f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe if (td->filetype == FIO_TYPE_FILE || td->filename) { 601e9c047a0d8dfc32634b896e1600c6f1aa4174378Jens Axboe char tmp[PATH_MAX]; 60253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe int len = 0; 603e9c047a0d8dfc32634b896e1600c6f1aa4174378Jens Axboe 604ef899b6393c43abd655ad2cbc22de18b88a101f8Jens Axboe if (td->directory && td->directory[0] != '\0') 6058aeebd5570ac4fccbcdd48f2e6f1cf1577f3c08dJens Axboe len = sprintf(tmp, "%s/", td->directory); 606ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 60753cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe td->files = malloc(sizeof(struct fio_file) * td->nr_files); 60853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 60953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe for_each_file(td, f, i) { 61053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe memset(f, 0, sizeof(*f)); 61153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->fd = -1; 61253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 61313f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe if (td->filename) 61413f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe sprintf(tmp + len, "%s", td->filename); 61513f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe else 61613f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe sprintf(tmp + len, "%s.%d.%d", jobname, td->thread_number, i); 61753cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_name = strdup(tmp); 61853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 61953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } else { 62053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe td->nr_files = 1; 62153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe td->files = malloc(sizeof(struct fio_file)); 62253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f = &td->files[0]; 62353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 62453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe memset(f, 0, sizeof(*f)); 62553cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->fd = -1; 62653cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_name = strdup(jobname); 62753cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 62853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 62953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe for_each_file(td, f, i) { 63053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_size = td->total_file_size / td->nr_files; 63153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_offset = td->start_offset; 63253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 63353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 634bbfd6b00dea4daee05133c8cb991b78d091df9aeJens Axboe fio_sem_init(&td->mutex, 0); 635ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 636ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; 637ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; 638ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; 639ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 640ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td->stonewall && td->thread_number > 1) 641ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe groupid++; 642ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 643ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->groupid = groupid; 644ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 645ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_rate(td)) 646ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 647ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 648ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe if (td->write_lat_log) { 649ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe setup_log(&td->slat_log); 650ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe setup_log(&td->clat_log); 651ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 652ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe if (td->write_bw_log) 653ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe setup_log(&td->bw_log); 654ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 655b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td->name) 656b46928282e0a890f49250e79b81af773a2b7108fJens Axboe td->name = strdup(jobname); 65701452055af61d6f5de543575dba3ebb0c9e55fabJens Axboe 6583d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); 659751548451d969148529b642c05e7544726ec3b64Jens Axboe 660c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe if (!terse_output) { 661b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe if (!job_add_num) { 6622866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe if (td->io_ops->flags & FIO_CPUIO) 663b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle); 664f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe else { 665f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *c1, *c2, *c3, *c4; 666f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 667f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c1 = to_kmg(td->min_bs[DDIR_READ]); 668f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c2 = to_kmg(td->max_bs[DDIR_READ]); 669f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c3 = to_kmg(td->min_bs[DDIR_WRITE]); 670f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c4 = to_kmg(td->max_bs[DDIR_WRITE]); 671f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 6721e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboe fprintf(f_out, "%s: (g=%d): rw=%s, odir=%u, bs=%s-%s/%s-%s, rate=%u, ioengine=%s, iodepth=%u\n", td->name, td->groupid, ddir_str[ddir], td->odirect, c1, c2, c3, c4, td->rate, td->io_ops->name, td->iodepth); 673f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 674f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c1); 675f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c2); 676f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c3); 677f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c4); 678f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe } 679b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe } else if (job_add_num == 1) 680c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe fprintf(f_out, "...\n"); 681c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe } 682ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 683ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 684ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * recurse add identical jobs, clear numjobs and stonewall options 685ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * as they don't apply to sub-jobs 686ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 687ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe numjobs = td->numjobs; 688ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while (--numjobs) { 689ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td_new = get_new_job(0, td); 690ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 691ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!td_new) 692ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 693ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 694ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_new->numjobs = 1; 695ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_new->stonewall = 0; 696751548451d969148529b642c05e7544726ec3b64Jens Axboe job_add_num = numjobs - 1; 697ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 698751548451d969148529b642c05e7544726ec3b64Jens Axboe if (add_job(td_new, jobname, job_add_num)) 699ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 700ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 701ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 702ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeerr: 703ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe put_job(td); 704ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return -1; 705ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 706ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 707906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 708906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Initialize the various random states we need (random io, block size ranges, 709906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * read/write mix, etc). 710906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 711ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint init_random_state(struct thread_data *td) 712ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 713a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe unsigned long seeds[4]; 71453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe int fd, num_maps, blocks, i; 7150ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboe struct fio_file *f; 716ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 717f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe if (td->io_ops->flags & FIO_CPUIO) 718f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe return 0; 719f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe 7201ac267bb7dd678fa12bb3573c29cff5238ef9ccfJens Axboe fd = open("/dev/urandom", O_RDONLY); 721ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fd == -1) { 722ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_verror(td, errno); 723ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 724ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 725ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 726a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { 727ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_verror(td, EIO); 728ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe close(fd); 729ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 730ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 731ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 732ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe close(fd); 733ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 7346dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[0], &td->bsrange_state); 7356dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[1], &td->verify_state); 7366dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[2], &td->rwmix_state); 737ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 738ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td->sequential) 739ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 740ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 7419ebc27e1352b905fe3396ce2350a7765fe9c57b8Jens Axboe if (td->rand_repeatable) 742a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe seeds[3] = DEF_RANDSEED; 743ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 744bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe if (!td->norandommap) { 745bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe for_each_file(td, f, i) { 746a00735e66f9ec42549da94eba3170e543b542904Jens Axboe blocks = (f->file_size + td->rw_min_bs - 1) / td->rw_min_bs; 747c7c280ed2e4f836bd8e9e125d55d097539b70e21Jens Axboe num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP; 748bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe f->file_map = malloc(num_maps * sizeof(long)); 749bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe f->num_maps = num_maps; 750bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe memset(f->file_map, 0, num_maps * sizeof(long)); 751bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 75253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 753ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 7546dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[3], &td->random_state); 755ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 756ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 757ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 758ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) 759ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 760ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_CPU_AFFINITY 761ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 762ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 763ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe CPU_ZERO(&cpumask); 764ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 765ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < sizeof(int) * 8; i++) { 766ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if ((1 << i) & cpu) 767ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe CPU_SET(i, &cpumask); 768ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 769ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 770ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 771ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 772ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int is_empty_or_comment(char *line) 773ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 774ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 775ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 776ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < strlen(line); i++) { 777ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (line[i] == ';') 778ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 779ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!isspace(line[i]) && !iscntrl(line[i])) 780ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 781ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 782ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 783ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 784ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 785ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 786b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_rw_cb(void *data, const char *mem) 787ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 788cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe struct thread_data *td = data; 789cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe 790ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { 791ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->ddir = DDIR_READ; 792ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->sequential = 1; 793ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 794ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } else if (!strncmp(mem, "randread", 8)) { 795ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->ddir = DDIR_READ; 796ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->sequential = 0; 797ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 798ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { 799ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->ddir = DDIR_WRITE; 800ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->sequential = 1; 801ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 802ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } else if (!strncmp(mem, "randwrite", 9)) { 803ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->ddir = DDIR_WRITE; 804ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->sequential = 0; 805ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 8063d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe } else if (!strncmp(mem, "rw", 2)) { 8071e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboe td->ddir = DDIR_READ; 8083d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe td->iomix = 1; 8093d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe td->sequential = 1; 8103d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe return 0; 8113d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe } else if (!strncmp(mem, "randrw", 6)) { 8121e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboe td->ddir = DDIR_READ; 8133d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe td->iomix = 1; 8143d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe td->sequential = 0; 8153d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe return 0; 816ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 817ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 8183b70d7e51e0b672a8b337c57c8faf865c0b7f415Jens Axboe log_err("fio: data direction: read, write, randread, randwrite, rw, randrw\n"); 819ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 820ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 821ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 822b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_verify_cb(void *data, const char *mem) 823ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 824cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe struct thread_data *td = data; 825cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe 826ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!strncmp(mem, "0", 1)) { 827ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->verify = VERIFY_NONE; 828ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 829ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { 830ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->verify = VERIFY_MD5; 831ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 832ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } else if (!strncmp(mem, "crc32", 5)) { 833ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->verify = VERIFY_CRC32; 834ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 835ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 836ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 8373b70d7e51e0b672a8b337c57c8faf865c0b7f415Jens Axboe log_err("fio: verify types: md5, crc32\n"); 838ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 839ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 840ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 841313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe/* 842313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that. 843313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe */ 844313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboestatic char *get_mmap_file(const char *str) 845313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe{ 846313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe char *p = strstr(str, ":"); 847313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 848313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe if (!p) 849313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe return NULL; 850313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 851313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe p++; 852313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe strip_blank_front(&p); 853313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe strip_blank_end(p); 854313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe return strdup(p); 855313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe} 856313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 857b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_mem_cb(void *data, const char *mem) 858ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 859cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe struct thread_data *td = data; 860cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe 861ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!strncmp(mem, "malloc", 6)) { 862ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->mem_type = MEM_MALLOC; 863ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 864d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe } else if (!strncmp(mem, "mmaphuge", 8)) { 865d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe#ifdef FIO_HAVE_HUGETLB 866d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe /* 867d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe * mmaphuge must be appended with the actual file 868d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe */ 869313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe td->mmapfile = get_mmap_file(mem); 870313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe if (!td->mmapfile) { 871d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe log_err("fio: mmaphuge:/path/to/file\n"); 872d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe return 1; 873d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe } 874d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe 875d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe td->mem_type = MEM_MMAPHUGE; 876d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe return 0; 877d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe#else 878d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe log_err("fio: mmaphuge not available\n"); 879d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe return 1; 880d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe#endif 881ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } else if (!strncmp(mem, "mmap", 4)) { 882313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe /* 883313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe * Check if the user wants file backed memory. It's ok 884313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe * if there's no file given, we'll just use anon mamp then. 885313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe */ 886313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe td->mmapfile = get_mmap_file(mem); 887ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->mem_type = MEM_MMAP; 888ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 88974b025b071b5bfbffa7ad7682b66b749e8d1f955Jens Axboe } else if (!strncmp(mem, "shmhuge", 7)) { 89074b025b071b5bfbffa7ad7682b66b749e8d1f955Jens Axboe#ifdef FIO_HAVE_HUGETLB 89174b025b071b5bfbffa7ad7682b66b749e8d1f955Jens Axboe td->mem_type = MEM_SHMHUGE; 89274b025b071b5bfbffa7ad7682b66b749e8d1f955Jens Axboe return 0; 89374b025b071b5bfbffa7ad7682b66b749e8d1f955Jens Axboe#else 89474b025b071b5bfbffa7ad7682b66b749e8d1f955Jens Axboe log_err("fio: shmhuge not available\n"); 89574b025b071b5bfbffa7ad7682b66b749e8d1f955Jens Axboe return 1; 89674b025b071b5bfbffa7ad7682b66b749e8d1f955Jens Axboe#endif 8970268b8ba7b2c79c669323cb1fcc0b045b84313f1Jens Axboe } else if (!strncmp(mem, "shm", 3)) { 8980268b8ba7b2c79c669323cb1fcc0b045b84313f1Jens Axboe td->mem_type = MEM_SHM; 8990268b8ba7b2c79c669323cb1fcc0b045b84313f1Jens Axboe return 0; 900ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 901ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 902d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe log_err("fio: mem type: malloc, shm, shmhuge, mmap, mmaphuge\n"); 903ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 904ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 905ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 906b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_ioengine_cb(void *data, const char *str) 907ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 908cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe struct thread_data *td = data; 909cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe 9102866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe td->io_ops = load_ioengine(td, str); 9112866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe if (td->io_ops) 912b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe return 0; 913ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 91408aae9a0d5f3d24152abd7515984439bbfd3c05dJens Axboe log_err("fio: ioengine= libaio, posixaio, sync, mmap, sgio, splice, cpu, null\n"); 9155f350952eff89948bfbf1eb6ac4d3d08a9109581Jens Axboe log_err("fio: or specify path to dynamic ioengine module\n"); 916ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 917ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 918ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 919e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_lockmem_cb(void fio_unused *data, unsigned long *val) 920e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 921e1f365035a952233463d85d659bd960ba78f012eJens Axboe mlock_size = *val; 922e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 923e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 924e1f365035a952233463d85d659bd960ba78f012eJens Axboe 92534cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#ifdef FIO_HAVE_IOPRIO 926e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prioclass_cb(void *data, unsigned int *val) 927e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 928e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 929e1f365035a952233463d85d659bd960ba78f012eJens Axboe 930e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->ioprio |= *val << IOPRIO_CLASS_SHIFT; 931e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 932e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 933e1f365035a952233463d85d659bd960ba78f012eJens Axboe 934e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prio_cb(void *data, unsigned int *val) 935e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 936e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 937e1f365035a952233463d85d659bd960ba78f012eJens Axboe 938e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->ioprio |= *val; 939e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 940e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 94134cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#endif 942e1f365035a952233463d85d659bd960ba78f012eJens Axboe 943e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_exitall_cb(void) 944e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 945e1f365035a952233463d85d659bd960ba78f012eJens Axboe exitall_on_terminate = 1; 946e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 947e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 948e1f365035a952233463d85d659bd960ba78f012eJens Axboe 949e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_cpumask_cb(void *data, unsigned int *val) 950e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 951e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 952e1f365035a952233463d85d659bd960ba78f012eJens Axboe 953e1f365035a952233463d85d659bd960ba78f012eJens Axboe fill_cpu_mask(td->cpumask, *val); 954e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 955e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 956e1f365035a952233463d85d659bd960ba78f012eJens Axboe 957072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe/* 958072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe * This is our [ini] type file parser. 959072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe */ 9601e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboestatic int parse_jobs_ini(char *file, int stonewall_flag) 961ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 962e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int global; 963ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 964fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe char *string, *name; 965ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fpos_t off; 966ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe FILE *f; 967ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe char *p; 9680c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe int ret = 0, stonewall; 969ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 970ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe f = fopen(file, "r"); 971ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!f) { 972aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe perror("fopen job file"); 973ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 974ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 975ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 976ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe string = malloc(4096); 977ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name = malloc(256); 978fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe memset(name, 0, 256); 979ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 9800c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe stonewall = stonewall_flag; 9817c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe do { 9827c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe p = fgets(string, 4095, f); 9837c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (!p) 98445410acb636e526575d62a037f81ade7916b738cJens Axboe break; 985ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 986ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 987fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe if (sscanf(p, "[%255s]", name) != 1) 988ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 989ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 990ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe global = !strncmp(name, "global", 6); 991ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 992ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name[strlen(name) - 1] = '\0'; 993ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 994ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = get_new_job(global, &def_thread); 99545410acb636e526575d62a037f81ade7916b738cJens Axboe if (!td) { 99645410acb636e526575d62a037f81ade7916b738cJens Axboe ret = 1; 99745410acb636e526575d62a037f81ade7916b738cJens Axboe break; 99845410acb636e526575d62a037f81ade7916b738cJens Axboe } 999ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1000972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe /* 1001972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe * Seperate multiple job files by a stonewall 1002972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe */ 1003f94819192600fe35d03ebed26a803abdc2b9864cJens Axboe if (!global && stonewall) { 1004972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe td->stonewall = stonewall; 1005972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe stonewall = 0; 1006972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1007972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1008ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fgetpos(f, &off); 1009ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while ((p = fgets(string, 4096, f)) != NULL) { 1010ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 1011ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1012e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1013b6754f9d3f719627d8aae4c3e8f39212d9405f99Jens Axboe strip_blank_front(&p); 10147c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 10157c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (p[0] == '[') 10167c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe break; 10177c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 10184ae3f76333bf2382e516db0b5c202b8982b1170fJens Axboe strip_blank_end(p); 1019aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe 1020e1f365035a952233463d85d659bd960ba78f012eJens Axboe fgetpos(f, &off); 1021ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 102245410acb636e526575d62a037f81ade7916b738cJens Axboe /* 102345410acb636e526575d62a037f81ade7916b738cJens Axboe * Don't break here, continue parsing options so we 102445410acb636e526575d62a037f81ade7916b738cJens Axboe * dump all the bad ones. Makes trial/error fixups 102545410acb636e526575d62a037f81ade7916b738cJens Axboe * easier on the user. 102645410acb636e526575d62a037f81ade7916b738cJens Axboe */ 10277c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe ret |= parse_option(p, options, td); 1028ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1029ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 103045410acb636e526575d62a037f81ade7916b738cJens Axboe if (!ret) { 103145410acb636e526575d62a037f81ade7916b738cJens Axboe fsetpos(f, &off); 103245410acb636e526575d62a037f81ade7916b738cJens Axboe ret = add_job(td, name, 0); 1033b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe } else { 1034b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe log_err("fio: job %s dropped\n", name); 1035b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe put_job(td); 103645410acb636e526575d62a037f81ade7916b738cJens Axboe } 10377c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe } while (!ret); 1038ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1039ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(string); 1040ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(name); 1041ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fclose(f); 104245410acb636e526575d62a037f81ade7916b738cJens Axboe return ret; 1043ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1044ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1045ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int fill_def_thread(void) 1046ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1047ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&def_thread, 0, sizeof(def_thread)); 1048ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1049ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { 1050ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("sched_getaffinity"); 1051ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1052ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1053ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1054ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 1055ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * fill globals 1056ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 1057ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.ddir = DDIR_READ; 10583d60d1ed78b663659967e04cc92e1359bd50fb3aJens Axboe def_thread.iomix = 0; 1059a00735e66f9ec42549da94eba3170e543b542904Jens Axboe def_thread.bs[DDIR_READ] = DEF_BS; 1060a00735e66f9ec42549da94eba3170e543b542904Jens Axboe def_thread.bs[DDIR_WRITE] = DEF_BS; 1061a00735e66f9ec42549da94eba3170e543b542904Jens Axboe def_thread.min_bs[DDIR_READ] = def_thread.min_bs[DDIR_WRITE] = 0; 1062a00735e66f9ec42549da94eba3170e543b542904Jens Axboe def_thread.max_bs[DDIR_READ] = def_thread.max_bs[DDIR_WRITE] = 0; 10639ebc27e1352b905fe3396ce2350a7765fe9c57b8Jens Axboe def_thread.odirect = DEF_ODIRECT; 1064ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.ratecycle = DEF_RATE_CYCLE; 10659ebc27e1352b905fe3396ce2350a7765fe9c57b8Jens Axboe def_thread.sequential = DEF_SEQUENTIAL; 1066972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe def_thread.timeout = def_timeout; 1067ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.overwrite = DEF_OVERWRITE; 1068ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.invalidate_cache = DEF_INVALIDATE; 1069ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.sync_io = DEF_SYNCIO; 1070ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.mem_type = MEM_MALLOC; 1071ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.bw_avg_time = DEF_BWAVGTIME; 1072ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.create_serialize = DEF_CREATE_SER; 1073ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.create_fsync = DEF_CREATE_FSYNC; 1074ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.loops = DEF_LOOPS; 1075ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.verify = DEF_VERIFY; 1076ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.stonewall = DEF_STONEWALL; 1077ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.numjobs = DEF_NUMJOBS; 1078ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.use_thread = DEF_USE_THREAD; 1079a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe def_thread.rwmixcycle = DEF_RWMIX_CYCLE; 1080a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe def_thread.rwmixread = DEF_RWMIX_READ; 1081b6f4d8804ad499adf10b4cad0657284a8a4a6287Jens Axboe def_thread.nice = DEF_NICE; 10829ebc27e1352b905fe3396ce2350a7765fe9c57b8Jens Axboe def_thread.rand_repeatable = DEF_RAND_REPEAT; 108353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe def_thread.nr_files = DEF_NR_FILES; 1084f6cbb269c54ff40f3922818d42117f5a8026df36Jens Axboe def_thread.unlink = DEF_UNLINK; 1085ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe def_thread.write_bw_log = write_bw_log; 1086ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe def_thread.write_lat_log = write_lat_log; 1087bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe def_thread.norandommap = DEF_NO_RAND_MAP; 108856bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe def_thread.hugepage_size = DEF_HUGEPAGE_SIZE; 10899c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe def_thread.thinktime_blocks = DEF_THINKTIME_BLOCKS; 1090ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_DISK_UTIL 1091ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.do_disk_util = 1; 1092ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 1093ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1094ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1095ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1096ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 10970ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboestatic void usage(void) 10984785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe{ 10994785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe printf("%s\n", fio_version_string); 1100b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--output\tWrite output to file\n"); 1101b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--timeout\tRuntime in seconds\n"); 1102b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--latency-log\tGenerate per-job latency logs\n"); 1103b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); 1104b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--minimal\tMinimal (terse) output\n"); 1105b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--version\tPrint version info and exit\n"); 11064785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe} 11074785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe 1108972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int parse_cmd_line(int argc, char *argv[]) 1109ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1110b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct thread_data *td = NULL; 1111c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe int c, ini_idx = 0, lidx, ret; 1112ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1113b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while ((c = getopt_long(argc, argv, "", long_options, &lidx)) != -1) { 1114ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe switch (c) { 1115b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 't': 1116b46928282e0a890f49250e79b81af773a2b7108fJens Axboe def_timeout = atoi(optarg); 1117b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1118b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'l': 1119b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_lat_log = 1; 1120b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1121b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'w': 1122b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_bw_log = 1; 1123b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1124b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'o': 1125b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = fopen(optarg, "w+"); 1126b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!f_out) { 1127b46928282e0a890f49250e79b81af773a2b7108fJens Axboe perror("fopen output"); 1128b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(1); 1129b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1130b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = f_out; 1131b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1132b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'm': 1133b46928282e0a890f49250e79b81af773a2b7108fJens Axboe terse_output = 1; 1134b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1135b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'h': 1136b46928282e0a890f49250e79b81af773a2b7108fJens Axboe usage(); 1137b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1138b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'v': 1139b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("%s\n", fio_version_string); 1140b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1141b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case FIO_GETOPT_JOB: { 1142b46928282e0a890f49250e79b81af773a2b7108fJens Axboe const char *opt = long_options[lidx].name; 1143b46928282e0a890f49250e79b81af773a2b7108fJens Axboe char *val = optarg; 1144b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1145c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (!strncmp(opt, "name", 4) && td) { 1146c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe ret = add_job(td, td->name ?: "fio", 0); 1147c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (ret) { 1148c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe put_job(td); 1149c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe return 0; 1150c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1151c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = NULL; 1152c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1153b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) { 115438d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe int global = !strncmp(val, "global", 6); 1155c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe 1156c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = get_new_job(global, &def_thread); 1157b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) 1158b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 0; 1159b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 116038d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe 1161b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe ret = parse_cmd_option(opt, val, options, td); 1162b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe if (ret) { 1163b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe log_err("fio: job dropped\n"); 1164b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe put_job(td); 1165b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe td = NULL; 1166b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe } 1167b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1168b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1169b46928282e0a890f49250e79b81af773a2b7108fJens Axboe default: 1170b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1171ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1172ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1173c9fad893e8333682d6ab67a269b0dd74f303c5bcJens Axboe 1174b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (td) { 1175c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe ret = add_job(td, td->name ?: "fio", 0); 1176b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (ret) 1177b46928282e0a890f49250e79b81af773a2b7108fJens Axboe put_job(td); 1178972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1179774a617767830b5023f6cad4a45609a92ec82d41Jens Axboe 1180b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (optind < argc) { 1181b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_idx++; 1182b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file = realloc(ini_file, ini_idx * sizeof(char *)); 1183b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file[ini_idx - 1] = strdup(argv[optind]); 1184b46928282e0a890f49250e79b81af773a2b7108fJens Axboe optind++; 1185eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens Axboe } 1186972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1187972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return ini_idx; 1188ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1189ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1190ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void free_shm(void) 1191ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1192ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct shmid_ds sbuf; 1193ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1194ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (threads) { 11952c0ecd28459b6a1b236c865defb5ef76ce8bfa02Jens Axboe shmdt((void *) threads); 1196ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe threads = NULL; 1197ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe shmctl(shm_id, IPC_RMID, &sbuf); 1198ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1199ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1200ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1201906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 1202906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * The thread area is shared between the main process and the job 1203906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * threads/processes. So setup a shared memory segment that will hold 1204906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * all the job info. 1205906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 1206ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int setup_thread_area(void) 1207ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1208ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 1209ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * 1024 is too much on some machines, scale max_jobs if 1210ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * we get a failure that looks like too large a shm segment 1211ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 1212ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe do { 1213906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe size_t size = max_jobs * sizeof(struct thread_data); 1214ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1215906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe shm_id = shmget(0, size, IPC_CREAT | 0600); 1216ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (shm_id != -1) 1217ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe break; 1218ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (errno != EINVAL) { 1219ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("shmget"); 1220ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe break; 1221ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1222ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1223ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe max_jobs >>= 1; 1224ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } while (max_jobs); 1225ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1226ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (shm_id == -1) 1227ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1228ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1229ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe threads = shmat(shm_id, NULL, 0); 1230ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (threads == (void *) -1) { 1231ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("shmat"); 1232ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1233ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1234ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1235ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe atexit(free_shm); 1236ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1237ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1238ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1239b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 1240b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Copy the fio options into the long options map, so we mirror 1241b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * job and cmd line options. 1242b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 1243b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic void dupe_job_options(void) 1244b46928282e0a890f49250e79b81af773a2b7108fJens Axboe{ 1245b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct fio_option *o; 1246b46928282e0a890f49250e79b81af773a2b7108fJens Axboe unsigned int i; 1247b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1248b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i = 0; 1249b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (long_options[i].name) 1250b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i++; 1251b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1252b46928282e0a890f49250e79b81af773a2b7108fJens Axboe o = &options[0]; 1253b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (o->name) { 1254b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].name = o->name; 1255b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].val = FIO_GETOPT_JOB; 1256b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (o->type == FIO_OPT_STR_SET) 1257b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].has_arg = no_argument; 1258b46928282e0a890f49250e79b81af773a2b7108fJens Axboe else 1259b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].has_arg = required_argument; 1260b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1261b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i++; 1262b46928282e0a890f49250e79b81af773a2b7108fJens Axboe o++; 1263b46928282e0a890f49250e79b81af773a2b7108fJens Axboe assert(i < FIO_JOB_OPTS + FIO_CMD_OPTS); 1264b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1265b46928282e0a890f49250e79b81af773a2b7108fJens Axboe} 1266b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1267ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint parse_options(int argc, char *argv[]) 1268ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1269972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe int job_files, i; 1270972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1271b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = stdout; 1272b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = stderr; 1273b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1274b46928282e0a890f49250e79b81af773a2b7108fJens Axboe dupe_job_options(); 1275b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1276ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_thread_area()) 1277ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1278ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fill_def_thread()) 1279ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1280ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1281972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe job_files = parse_cmd_line(argc, argv); 1282ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1283972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe for (i = 0; i < job_files; i++) { 1284972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe if (fill_def_thread()) 1285972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 12860c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe if (parse_jobs_ini(ini_file[i], i)) 1287972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 128888c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file[i]); 1289972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1290ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 129188c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file); 1292b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1293b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!thread_number) { 1294b46928282e0a890f49250e79b81af773a2b7108fJens Axboe log_err("No jobs defined(s)\n"); 1295b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 1; 1296b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1297b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1298ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1299ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1300