init.c revision fdf3de27417d9a673466041851266ffb5c88cab8
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 21ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define FIO_RANDSEED (0xb1899bedUL) 22ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 23e1f365035a952233463d85d659bd960ba78f012eJens Axboe#define td_var_offset(var) ((size_t) &((struct thread_data *)0)->var) 24e1f365035a952233463d85d659bd960ba78f012eJens Axboe 25b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_ioengine_cb(void *, const char *); 26b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_mem_cb(void *, const char *); 27e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_lockmem_cb(void *, unsigned long *); 2834cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#ifdef FIO_HAVE_IOPRIO 29e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prio_cb(void *, unsigned int *); 30e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prioclass_cb(void *, unsigned int *); 3134cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#endif 32e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_exitall_cb(void); 33e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_cpumask_cb(void *, unsigned int *); 34e1f365035a952233463d85d659bd960ba78f012eJens Axboe 35ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define __stringify_1(x) #x 36ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define __stringify(x) __stringify_1(x) 37ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 38e1f365035a952233463d85d659bd960ba78f012eJens Axboe/* 39e1f365035a952233463d85d659bd960ba78f012eJens Axboe * Map of job/command line options 40e1f365035a952233463d85d659bd960ba78f012eJens Axboe */ 41e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic struct fio_option options[] = { 42e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 4361697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe .name = "description", 4461697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe .type = FIO_OPT_STR_STORE, 4561697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe .off1 = td_var_offset(description), 4661697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe .help = "Text job description", 4761697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe }, 4861697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe { 49e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "name", 50e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 51e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(name), 52fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Name of this job", 53e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 54e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 55e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "directory", 56e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 57e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(directory), 58fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Directory to store files in", 59e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 60e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 61e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "filename", 62e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 63e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(filename), 64fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Force the use of a specific file", 65e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 66e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 67e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rw", 68e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 69b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(td_ddir), 7015f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "IO direction", 71ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "read", 72b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 73b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "read", .oval = TD_DDIR_READ }, 74b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "write", .oval = TD_DDIR_WRITE }, 75b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "randread", .oval = TD_DDIR_RANDREAD }, 76b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "randwrite", .oval = TD_DDIR_RANDWRITE }, 77b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "rw", .oval = TD_DDIR_RW }, 78b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "randrw", .oval = TD_DDIR_RANDRW }, 79b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 80e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 81e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 82e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ioengine", 83e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 84e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_ioengine_cb, 8515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "IO engine to use", 86ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "sync", 87b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 8810cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "sync", }, 8910cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_LIBAIO 9010cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "libaio", }, 9110cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 9210cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_POSIXAIO 9310cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "posixaio", }, 9410cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 9510cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "mmap", }, 9610cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_SPLICE 9710cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "splice", }, 9810cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 9910cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_SGIO 10010cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "sg", }, 10110cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 102b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "null", }, { .ival = "net", }, 10310cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_SYSLET 104b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "syslet-rw", }, 10510cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 1067b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker { .ival = "external", }, 107b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 108e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 109e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 11003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "iodepth", 11103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 11203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(iodepth), 11303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Amount of IO buffers to keep in flight", 11403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 11503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 11603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 117cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .name = "iodepth_batch", 118cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .type = FIO_OPT_INT, 119cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .off1 = td_var_offset(iodepth_batch), 120cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .help = "Number of IO to submit in one go", 121cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe }, 122cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe { 123e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .name = "iodepth_low", 124e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .type = FIO_OPT_INT, 125e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .off1 = td_var_offset(iodepth_low), 126e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .help = "Low water mark for queuing depth", 127e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe }, 128e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe { 12903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "size", 13003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL, 13103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(total_file_size), 13203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Size of device or file", 13303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 13403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 13503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "bs", 13603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL_INT, 13703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(bs[DDIR_READ]), 13803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off2 = td_var_offset(bs[DDIR_WRITE]), 13903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Block size unit", 14003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "4k", 14103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 14203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 14303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "bsrange", 14403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_RANGE, 14503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(min_bs[DDIR_READ]), 14603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off2 = td_var_offset(max_bs[DDIR_READ]), 14703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off3 = td_var_offset(min_bs[DDIR_WRITE]), 14803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off4 = td_var_offset(max_bs[DDIR_WRITE]), 14903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Set block size range (in more detail than bs)", 15003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 15103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 15203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "bs_unaligned", 15303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_SET, 15403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(bs_unaligned), 15503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Don't sector align IO buffer sizes", 15603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 15703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 15803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "offset", 15903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL, 16003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(start_offset), 16103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Start IO from this offset", 16203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 16303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 16403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 16503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "randrepeat", 16603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_BOOL, 16703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(rand_repeatable), 16803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Use repeatable random IO pattern", 16903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 17003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 17103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 17203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "norandommap", 17303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_SET, 17403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(norandommap), 17503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Accept potential duplicate random blocks", 17603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 17703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 17803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "nrfiles", 17903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 18003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(nr_files), 18103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Split job workload between this number of files", 18203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 18303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 18403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 1850aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .name = "file_service_type", 1860aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .type = FIO_OPT_STR, 187b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(file_service_type), 1880aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .help = "How to select which file to service next", 1890aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .def = "roundrobin", 190b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 191b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "random", .oval = FIO_FSERVICE_RANDOM }, 192b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "roundrobin", .oval = FIO_FSERVICE_RR }, 193b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 1940aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe }, 1950aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe { 19603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "fsync", 19703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 19803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(fsync_blocks), 19903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Issue fsync for writes every given number of blocks", 20003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 20103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 20203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 20303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "direct", 20403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_BOOL, 20503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(odirect), 20676a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .help = "Use O_DIRECT IO (negates buffered)", 20776a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .def = "0", 20876a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe }, 20976a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe { 21076a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .name = "buffered", 21176a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .type = FIO_OPT_BOOL, 21276a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .off1 = td_var_offset(odirect), 21376a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .neg = 1, 21476a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .help = "Use buffered IO (negates direct)", 21503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 21603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 21703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 21803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "overwrite", 21903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_BOOL, 22003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(overwrite), 22103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "When writing, set whether to overwrite current data", 22203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 22303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 22403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 22503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "loops", 22603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 22703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(loops), 22803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Number of times to run the job", 22903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 23003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 23103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 23203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "numjobs", 23303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 23403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(numjobs), 23503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Duplicate this job this many times", 23603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 23703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 23803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 23903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "startdelay", 24003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 24103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(start_delay), 24203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Only start job when this period has passed", 24303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 24403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 24503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 24603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "runtime", 24703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .alias = "timeout", 24803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL_TIME, 24903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(timeout), 25003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Stop workload when this amount of time has passed", 25103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 25203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 25303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 254e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "mem", 255e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 256e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_mem_cb, 257b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(mem_type), 25815f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "Backing type for IO buffers", 259ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "malloc", 260b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 261b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "malloc", .oval = MEM_MALLOC }, 262b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "shm", .oval = MEM_SHM }, 263b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#ifdef FIO_HAVE_HUGETLB 264b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "shmhuge", .oval = MEM_SHMHUGE }, 265b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#endif 266b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "mmap", .oval = MEM_MMAP }, 267b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#ifdef FIO_HAVE_HUGETLB 268b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "mmaphuge", .oval = MEM_MMAPHUGE }, 269b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#endif 270b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 271e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 272e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 273e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "verify", 274e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 275b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(verify), 27615f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "Verify sum function", 277ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 278b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 279b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "0", .oval = VERIFY_NONE }, 280b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "crc32", .oval = VERIFY_CRC32 }, 281b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "md5", .oval = VERIFY_MD5 }, 282b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 283e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 284e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 285e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_iolog", 286076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .type = FIO_OPT_STR_STORE, 287076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .off1 = td_var_offset(write_iolog_file), 288fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Store IO pattern to file", 289e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 290e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 291076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .name = "read_iolog", 292e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 293076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .off1 = td_var_offset(read_iolog_file), 294fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Playback IO pattern from file", 295e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 296e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 297e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exec_prerun", 298e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 299e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(exec_prerun), 300fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Execute this file prior to running job", 301e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 302e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 303e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exec_postrun", 304e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 305e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(exec_postrun), 306fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Execute this file after running job", 307e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 308e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOSCHED_SWITCH 309e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 310e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ioscheduler", 311e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 312e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(ioscheduler), 313fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use this IO scheduler on the backing device", 314e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 315e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 316e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 317e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "zonesize", 318e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 319e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(zone_size), 320fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Give size of an IO zone", 321ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 322e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 323e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 324e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "zoneskip", 325e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 326e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(zone_skip), 327fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Space between IO zones", 328ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 329e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 330e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 331e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "lockmem", 332e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 333e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_lockmem_cb, 334fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Lock down this amount of memory", 335ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 336e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 337e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 338e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixcycle", 339e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 340e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixcycle), 341ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .help = "Cycle period for mixed read/write workloads (msec)", 342ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "500", 343e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 344e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 345e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixread", 346e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 347e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixread), 348ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .maxval = 100, 349fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Percentage of mixed workload that is reads", 350ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "50", 351e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 352e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 353e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixwrite", 354e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 355e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixwrite), 356ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .maxval = 100, 357fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Percentage of mixed workload that is writes", 358ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "50", 359e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 360e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 361e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "nice", 362e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 363e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(nice), 364fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set job CPU nice value", 36515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .minval = -19, 366ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .maxval = 20, 367ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 368e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 369e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOPRIO 370e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 371e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "prio", 372e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 373e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_prio_cb, 374fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set job IO priority value", 37515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .minval = 0, 37615f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .maxval = 7, 377e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 378e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 379e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "prioclass", 380e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 381e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_prioclass_cb, 382fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set job IO priority class", 38315f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .minval = 0, 38415f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .maxval = 3, 385e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 386e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 387e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 388e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "thinktime", 389e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 3901304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(thinktime), 3915fa0f817d41211f45c04809dfe6c324f916fbcb4Jens Axboe .help = "Idle time between IO buffers (usec)", 392ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 393e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 394e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 39548097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .name = "thinktime_spin", 39648097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .type = FIO_OPT_INT, 39748097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .off1 = td_var_offset(thinktime_spin), 39834403fb14ba48d708fdfd2934583506bb5caac05Jens Axboe .help = "Start think time by spinning this amount (usec)", 39948097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .def = "0", 40048097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe }, 40148097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe { 4029c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe .name = "thinktime_blocks", 4039c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe .type = FIO_OPT_INT, 4041304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(thinktime_blocks), 405fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "IO buffer period between 'thinktime'", 406ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 4079c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe }, 4089c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe { 409e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rate", 410e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4111304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(rate), 412fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set bandwidth rate", 413e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 414e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 415e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ratemin", 416e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4171304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(ratemin), 418fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "The bottom limit accepted", 419e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 420e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 421e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ratecycle", 422e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4231304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(ratecycle), 4246da1fa7f0a8d7e588dc0ea40a5e175edded9a8acJens Axboe .help = "Window average for rate limits (msec)", 425ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1000", 426e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 427e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 428e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "invalidate", 42913335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4301304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(invalidate_cache), 431fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Invalidate buffer/page cache prior to running job", 432ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 433e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 434e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 435e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "sync", 43613335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4371304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(sync_io), 438fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use O_SYNC for buffered writes", 439ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 440e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 441e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 442e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "bwavgtime", 443e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4441304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(bw_avg_time), 445ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .help = "Time window over which to calculate bandwidth (msec)", 446ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "500", 447e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 448e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 449e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "create_serialize", 45013335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4511304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(create_serialize), 452fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Serialize creating of job files", 453ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 454e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 455e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 456e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "create_fsync", 45713335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4581304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(create_fsync), 459fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Fsync file after creation", 460ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 461e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 462e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 463e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpuload", 464e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4651304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(cpuload), 466fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use this percentage of CPU", 467e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 468e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 469e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpuchunks", 470e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4711304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(cpucycle), 472fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Length of the CPU burn cycles", 473e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 474e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_CPU_AFFINITY 475e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 476e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpumask", 477e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 478e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_cpumask_cb, 479fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "CPU affinity mask", 480e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 481e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 482e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 483e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "end_fsync", 48413335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4851304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(end_fsync), 486fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Include fsync at the end of job", 487ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 488e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 489e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 490e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "unlink", 49113335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 492e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(unlink), 493ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .help = "Unlink created files after job has completed", 494e545a6ce0f0f3e6881e997bf2af8969fc6dd7082Jens Axboe .def = "0", 495e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 496e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 497e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exitall", 498e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 499e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_exitall_cb, 500fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Terminate all jobs when one exits", 501e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 502e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 503e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "stonewall", 504e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 505e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(stonewall), 506fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Insert a hard barrier between this job and previous", 507e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 508e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 509e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "thread", 510e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 511d9bb3b809d80cc3226d1c603e87fc90b6680320bJens Axboe .off1 = td_var_offset(use_thread), 512fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use threads instead of forks", 513e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 514e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 515e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_bw_log", 516e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 517e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(write_bw_log), 518fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Write log of bandwidth during run", 519e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 520e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 521e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_lat_log", 522e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 523e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(write_lat_log), 524fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Write log of latency during run", 525e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 526e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 52756bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .name = "hugepage-size", 52856bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .type = FIO_OPT_STR_VAL, 52956bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .off1 = td_var_offset(hugepage_size), 530fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "When using hugepages, specify size of each page", 531ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = __stringify(FIO_HUGE_PAGE), 53256bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe }, 53356bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe { 534e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = NULL, 535e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 536e1f365035a952233463d85d659bd960ba78f012eJens Axboe}; 537e1f365035a952233463d85d659bd960ba78f012eJens Axboe 538b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_JOB_OPTS (sizeof(options) / sizeof(struct fio_option)) 539b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_CMD_OPTS (16) 540b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_GETOPT_JOB (0x89988998) 541b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 542b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 543b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Command line options. These will contain the above, plus a few 544b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * extra that only pertain to fio itself and not jobs. 545b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 546b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic struct option long_options[FIO_JOB_OPTS + FIO_CMD_OPTS] = { 547b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 548b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "output", 549b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 550b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'o', 551b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 552b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 553b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "timeout", 554b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 555b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 't', 556b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 557b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 558b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "latency-log", 559b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 560b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'l', 561b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 562b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 563b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "bandwidth-log", 564b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 565b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'b', 566b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 567b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 568b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "minimal", 569b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = optional_argument, 570b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'm', 571b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 572b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 573b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "version", 574b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = no_argument, 575b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'v', 576b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 577b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 578fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "help", 579fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .has_arg = no_argument, 580fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'h', 581fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 582fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 583fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "cmdhelp", 584320beefe2d0c5f05f24b4e0c1d13fcb2f1286a78Jens Axboe .has_arg = optional_argument, 585fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'c', 586fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 587fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 588b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = NULL, 589b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 590b46928282e0a890f49250e79b81af773a2b7108fJens Axboe}; 591b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 592ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboestatic int def_timeout = 0; 593972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 594fdf3de27417d9a673466041851266ffb5c88cab8Jens Axboestatic char fio_version_string[] = "fio 1.13"; 595ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 596972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic char **ini_file; 597ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int max_jobs = MAX_JOBS; 598ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 599ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data def_thread; 600ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data *threads = NULL; 601ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 602ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint exitall_on_terminate = 0; 603c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboeint terse_output = 0; 604c04f7ec3ecb8ce780bde6ad3515f003e6015c62aJens Axboeunsigned long long mlock_size = 0; 605eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_out = NULL; 606eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_err = NULL; 607ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 608ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboestatic int write_lat_log = 0; 609bb3884d855100fa8fa6a1d2aac79e867dfd47bf9Jens Axboeint write_bw_log = 0; 610ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe 6119728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_out() 6129728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 6139728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_out; 6149728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 6159728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 6169728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_err() 6179728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 6189728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_err; 6199728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 6209728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 621906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 622906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Return a free job structure. 623906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 624ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic struct thread_data *get_new_job(int global, struct thread_data *parent) 625ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 626ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 627ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 628ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (global) 629ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return &def_thread; 630ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (thread_number >= max_jobs) 631ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return NULL; 632ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 633ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = &threads[thread_number++]; 634ddaeaa5ab1e3f1cb6f35a9f4a18ee932151a0ab8Jens Axboe *td = *parent; 635ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 636ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->thread_number = thread_number; 637ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return td; 638ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 639ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 640ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void put_job(struct thread_data *td) 641ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 642549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe if (td == &def_thread) 643549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe return; 644549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe 64516edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (td->error) 64616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe fprintf(f_out, "fio: %s\n", td->verror); 64716edf25dba269ee9e8239130e75b690440b1e120Jens Axboe 648ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&threads[td->thread_number - 1], 0, sizeof(*td)); 649ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe thread_number--; 650ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 651ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 652dad915e36819e74c4540db19faae488ede963ee4Jens Axboe/* 653dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * Lazy way of fixing up options that depend on each other. We could also 654dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * define option callback handlers, but this is easier. 655dad915e36819e74c4540db19faae488ede963ee4Jens Axboe */ 656e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic void fixup_options(struct thread_data *td) 657e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 658e1f365035a952233463d85d659bd960ba78f012eJens Axboe if (!td->rwmixread && td->rwmixwrite) 659e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->rwmixread = 100 - td->rwmixwrite; 660dad915e36819e74c4540db19faae488ede963ee4Jens Axboe 661076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe if (td->write_iolog_file && td->read_iolog_file) { 662076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe log_err("fio: read iolog overrides write_iolog\n"); 663076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe free(td->write_iolog_file); 664076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe td->write_iolog_file = NULL; 665076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe } 66616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 66716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td->io_ops->flags & FIO_SYNCIO) 66816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->iodepth = 1; 66916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe else { 67016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (!td->iodepth) 67116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->iodepth = td->nr_files; 67216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe } 67316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 67416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 67516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * only really works for sequential io for now, and with 1 file 67616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 677413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe if (td->zone_size && td_random(td) && td->nr_files == 1) 67816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->zone_size = 0; 67916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 68016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 68116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * Reads can do overwrites, we always need to pre-create the file 68216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 68316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) || td_rw(td)) 68416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->overwrite = 1; 68516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 686a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->min_bs[DDIR_READ]) 687a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->min_bs[DDIR_READ]= td->bs[DDIR_READ]; 688a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->max_bs[DDIR_READ]) 689a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->max_bs[DDIR_READ] = td->bs[DDIR_READ]; 690a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->min_bs[DDIR_WRITE]) 69175e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe td->min_bs[DDIR_WRITE]= td->bs[DDIR_WRITE]; 692a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->max_bs[DDIR_WRITE]) 69375e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe td->max_bs[DDIR_WRITE] = td->bs[DDIR_WRITE]; 694a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 695a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->rw_min_bs = min(td->min_bs[DDIR_READ], td->min_bs[DDIR_WRITE]); 696a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 69716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) && !td_rw(td)) 69816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->verify = 0; 699bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe 700bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe if (td->norandommap && td->verify != VERIFY_NONE) { 701bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe log_err("fio: norandommap given, verify disabled\n"); 702bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe td->verify = VERIFY_NONE; 703bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 704690adba373bb8c97a365c67da369e265953c4b4cJens Axboe if (td->bs_unaligned && (td->odirect || td->io_ops->flags & FIO_RAWIO)) 705690adba373bb8c97a365c67da369e265953c4b4cJens Axboe log_err("fio: bs_unaligned may not work with raw io\n"); 706e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 707e0a223354342cc45a916b669343718b80a20c2eaJens Axboe /* 708e0a223354342cc45a916b669343718b80a20c2eaJens Axboe * O_DIRECT and char doesn't mix, clear that flag if necessary. 709e0a223354342cc45a916b669343718b80a20c2eaJens Axboe */ 710e0a223354342cc45a916b669343718b80a20c2eaJens Axboe if (td->filetype == FIO_TYPE_CHAR && td->odirect) 711e0a223354342cc45a916b669343718b80a20c2eaJens Axboe td->odirect = 0; 71248097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe 71348097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe /* 71448097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe * thinktime_spin must be less than thinktime 71548097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe */ 71648097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe if (td->thinktime_spin > td->thinktime) 71748097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe td->thinktime_spin = td->thinktime; 718e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe 719e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe /* 720e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe * The low water mark cannot be bigger than the iodepth 721e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe */ 7229467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe if (td->iodepth_low > td->iodepth || !td->iodepth_low) { 7239467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe /* 7249467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * syslet work around - if the workload is sequential, 7259467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * we want to let the queue drain all the way down to 7269467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * avoid seeking between async threads 7279467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe */ 7289467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) 7299467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe td->iodepth_low = 1; 7309467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe else 7319467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe td->iodepth_low = td->iodepth; 7329467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe } 733cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe 734cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe /* 735cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe * If batch number isn't set, default to the same as iodepth 736cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe */ 737cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe if (td->iodepth_batch > td->iodepth || !td->iodepth_batch) 738cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe td->iodepth_batch = td->iodepth; 739e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 740e1f365035a952233463d85d659bd960ba78f012eJens Axboe 741906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 742f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe * This function leaks the buffer 743f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe */ 744f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboestatic char *to_kmg(unsigned int val) 745f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe{ 746f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *buf = malloc(32); 747f3502ba2dd72d846a388c774a01c6bb833871248Jens Axboe char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; 748f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *p = post; 749f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 750245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe do { 751f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe if (val & 1023) 752f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe break; 753f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 754f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe val >>= 10; 755f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe p++; 756245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe } while (*p); 757f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 758f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe snprintf(buf, 31, "%u%c", val, *p); 759f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe return buf; 760f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe} 761f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 762f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe/* 763906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Adds a job to the list of things todo. Sanitizes the various options 764906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * to make sure we don't have conflicts, and initializes various 765906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * members of td. 766906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 767751548451d969148529b642c05e7544726ec3b64Jens Axboestatic int add_job(struct thread_data *td, const char *jobname, int job_add_num) 768ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 769413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, 770413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe "randread", "randwrite", "randrw" }; 771ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct stat sb; 772413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe int numjobs, i; 77353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe struct fio_file *f; 774ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 775ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 776ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * the def_thread is just for options, it's not a real job 777ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 778ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td == &def_thread) 779ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 780ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 781ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe assert(td->io_ops); 782df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe 783690adba373bb8c97a365c67da369e265953c4b4cJens Axboe if (td->odirect) 784690adba373bb8c97a365c67da369e265953c4b4cJens Axboe td->io_ops->flags |= FIO_RAWIO; 785690adba373bb8c97a365c67da369e265953c4b4cJens Axboe 786ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->filetype = FIO_TYPE_FILE; 787890df538b3645d9310a3527513195773130d1d7fJens Axboe if (td->filename && !lstat(td->filename, &sb)) { 7880af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe if (S_ISBLK(sb.st_mode)) 7890af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe td->filetype = FIO_TYPE_BD; 7900af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe else if (S_ISCHR(sb.st_mode)) 7910af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe td->filetype = FIO_TYPE_CHAR; 7920af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe } 793ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 794e0a223354342cc45a916b669343718b80a20c2eaJens Axboe fixup_options(td); 795e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 79613f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe if (td->filename) 79713f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe td->nr_uniq_files = 1; 79813f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe else 79913f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe td->nr_uniq_files = td->nr_files; 80013f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe 80113f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe if (td->filetype == FIO_TYPE_FILE || td->filename) { 802e9c047a0d8dfc32634b896e1600c6f1aa4174378Jens Axboe char tmp[PATH_MAX]; 80353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe int len = 0; 804e9c047a0d8dfc32634b896e1600c6f1aa4174378Jens Axboe 80516edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (td->directory && td->directory[0] != '\0') { 80616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (lstat(td->directory, &sb) < 0) { 80716edf25dba269ee9e8239130e75b690440b1e120Jens Axboe log_err("fio: %s is not a directory\n", td->directory); 808e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe td_verror(td, errno, "lstat"); 80916edf25dba269ee9e8239130e75b690440b1e120Jens Axboe return 1; 81016edf25dba269ee9e8239130e75b690440b1e120Jens Axboe } 81116edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (!S_ISDIR(sb.st_mode)) { 81216edf25dba269ee9e8239130e75b690440b1e120Jens Axboe log_err("fio: %s is not a directory\n", td->directory); 81316edf25dba269ee9e8239130e75b690440b1e120Jens Axboe return 1; 81416edf25dba269ee9e8239130e75b690440b1e120Jens Axboe } 8158aeebd5570ac4fccbcdd48f2e6f1cf1577f3c08dJens Axboe len = sprintf(tmp, "%s/", td->directory); 81616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe } 817ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 81853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe td->files = malloc(sizeof(struct fio_file) * td->nr_files); 81953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 82053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe for_each_file(td, f, i) { 82153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe memset(f, 0, sizeof(*f)); 82253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->fd = -1; 82353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 82413f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe if (td->filename) 82513f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe sprintf(tmp + len, "%s", td->filename); 82613f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe else 82713f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe sprintf(tmp + len, "%s.%d.%d", jobname, td->thread_number, i); 82853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_name = strdup(tmp); 82953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 83053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } else { 83153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe td->nr_files = 1; 83253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe td->files = malloc(sizeof(struct fio_file)); 83353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f = &td->files[0]; 83453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 83553cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe memset(f, 0, sizeof(*f)); 83653cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->fd = -1; 83753cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_name = strdup(jobname); 83853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 83953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 84053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe for_each_file(td, f, i) { 84153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_size = td->total_file_size / td->nr_files; 84253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_offset = td->start_offset; 84353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 84453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 845bbfd6b00dea4daee05133c8cb991b78d091df9aeJens Axboe fio_sem_init(&td->mutex, 0); 846ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 847079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; 848079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; 849079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; 850ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 851ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td->stonewall && td->thread_number > 1) 852ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe groupid++; 853ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 854ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->groupid = groupid; 855ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 856ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_rate(td)) 857ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 858ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 859ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe if (td->write_lat_log) { 860079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe setup_log(&td->ts.slat_log); 861079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe setup_log(&td->ts.clat_log); 862ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 863ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe if (td->write_bw_log) 864079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe setup_log(&td->ts.bw_log); 865ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 866b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td->name) 867b46928282e0a890f49250e79b81af773a2b7108fJens Axboe td->name = strdup(jobname); 86801452055af61d6f5de543575dba3ebb0c9e55fabJens Axboe 869c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe if (!terse_output) { 870b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe if (!job_add_num) { 8712866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe if (td->io_ops->flags & FIO_CPUIO) 872b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle); 873f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe else { 874f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *c1, *c2, *c3, *c4; 875f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 876f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c1 = to_kmg(td->min_bs[DDIR_READ]); 877f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c2 = to_kmg(td->max_bs[DDIR_READ]); 878f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c3 = to_kmg(td->min_bs[DDIR_WRITE]); 879f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c4 = to_kmg(td->max_bs[DDIR_WRITE]); 880f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 881413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe fprintf(f_out, "%s: (g=%d): rw=%s, bs=%s-%s/%s-%s, ioengine=%s, iodepth=%u\n", td->name, td->groupid, ddir_str[td->td_ddir], c1, c2, c3, c4, td->io_ops->name, td->iodepth); 882f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 883f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c1); 884f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c2); 885f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c3); 886f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c4); 887f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe } 888b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe } else if (job_add_num == 1) 889c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe fprintf(f_out, "...\n"); 890c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe } 891ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 892ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 893ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * recurse add identical jobs, clear numjobs and stonewall options 894ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * as they don't apply to sub-jobs 895ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 896ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe numjobs = td->numjobs; 897ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while (--numjobs) { 898ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td_new = get_new_job(0, td); 899ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 900ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!td_new) 901ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 902ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 903ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_new->numjobs = 1; 904ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_new->stonewall = 0; 905751548451d969148529b642c05e7544726ec3b64Jens Axboe job_add_num = numjobs - 1; 906ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 907751548451d969148529b642c05e7544726ec3b64Jens Axboe if (add_job(td_new, jobname, job_add_num)) 908ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 909ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 910ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 911ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeerr: 912ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe put_job(td); 913ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return -1; 914ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 915ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 916906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 917906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Initialize the various random states we need (random io, block size ranges, 918906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * read/write mix, etc). 919906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 920ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint init_random_state(struct thread_data *td) 921ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 9220aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe unsigned long seeds[5]; 92353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe int fd, num_maps, blocks, i; 9240ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboe struct fio_file *f; 925ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 926f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe if (td->io_ops->flags & FIO_CPUIO) 927f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe return 0; 928f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe 9291ac267bb7dd678fa12bb3573c29cff5238ef9ccfJens Axboe fd = open("/dev/urandom", O_RDONLY); 930ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fd == -1) { 931e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe td_verror(td, errno, "open"); 932ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 933ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 934ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 935a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { 936e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe td_verror(td, EIO, "read"); 937ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe close(fd); 938ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 939ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 940ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 941ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe close(fd); 942ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 9436dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[0], &td->bsrange_state); 9446dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[1], &td->verify_state); 9456dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[2], &td->rwmix_state); 946ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 947413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe if (td->file_service_type == FIO_FSERVICE_RANDOM) 948413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe os_random_seed(seeds[3], &td->next_file_state); 949413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe 950413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe if (!td_random(td)) 951ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 952ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 9539ebc27e1352b905fe3396ce2350a7765fe9c57b8Jens Axboe if (td->rand_repeatable) 9540aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe seeds[4] = FIO_RANDSEED * td->thread_number; 955ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 956bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe if (!td->norandommap) { 957bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe for_each_file(td, f, i) { 958a4a81712f0bd76cbde8898c0b87faedbaa1d2da1Jens Axboe blocks = (f->real_file_size + td->rw_min_bs - 1) / td->rw_min_bs; 959c7c280ed2e4f836bd8e9e125d55d097539b70e21Jens Axboe num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP; 960bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe f->file_map = malloc(num_maps * sizeof(long)); 961bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe f->num_maps = num_maps; 962bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe memset(f->file_map, 0, num_maps * sizeof(long)); 963bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 96453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 965ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 9660aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe os_random_seed(seeds[4], &td->random_state); 967ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 968ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 969ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 970ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) 971ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 972ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_CPU_AFFINITY 973ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 974ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 975ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe CPU_ZERO(&cpumask); 976ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 977ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < sizeof(int) * 8; i++) { 978ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if ((1 << i) & cpu) 979ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe CPU_SET(i, &cpumask); 980ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 981ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 982ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 983ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 984ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int is_empty_or_comment(char *line) 985ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 986ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 987ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 988ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < strlen(line); i++) { 989ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (line[i] == ';') 990ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 9915cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar if (line[i] == '#') 9925cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar return 1; 993ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!isspace(line[i]) && !iscntrl(line[i])) 994ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 995ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 996ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 997ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 998ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 999ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1000313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe/* 1001313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that. 1002313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe */ 1003313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboestatic char *get_mmap_file(const char *str) 1004313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe{ 1005313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe char *p = strstr(str, ":"); 1006313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 1007313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe if (!p) 1008313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe return NULL; 1009313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 1010313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe p++; 1011313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe strip_blank_front(&p); 1012313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe strip_blank_end(p); 1013313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe return strdup(p); 1014313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe} 1015313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 1016b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_mem_cb(void *data, const char *mem) 1017ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1018cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe struct thread_data *td = data; 1019cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe 1020b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (td->mem_type == MEM_MMAPHUGE || td->mem_type == MEM_MMAP) { 1021313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe td->mmapfile = get_mmap_file(mem); 1022b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (td->mem_type == MEM_MMAPHUGE && !td->mmapfile) { 1023d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe log_err("fio: mmaphuge:/path/to/file\n"); 1024d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe return 1; 1025d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe } 1026ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1027ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1028b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe return 0; 1029ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1030ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 10317b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker/* External engines are specified by "external:name.o") */ 10327b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Beckerstatic const char *get_engine_name(const char *str) 10337b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker{ 10347b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker char *p = strstr(str, ":"); 10357b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker 10367b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker if (!p) 10377b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker return str; 10387b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker 10397b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker p++; 10407b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker strip_blank_front(&p); 10417b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker strip_blank_end(p); 10427b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker return p; 10437b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker} 10447b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker 1045b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_ioengine_cb(void *data, const char *str) 1046ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1047cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe struct thread_data *td = data; 10487b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker const char *name = get_engine_name(str); 1049cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe 10507b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker td->io_ops = load_ioengine(td, name); 10512866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe if (td->io_ops) 1052b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe return 0; 1053ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1054ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1055ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1056ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1057e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_lockmem_cb(void fio_unused *data, unsigned long *val) 1058e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1059e1f365035a952233463d85d659bd960ba78f012eJens Axboe mlock_size = *val; 1060e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1061e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1062e1f365035a952233463d85d659bd960ba78f012eJens Axboe 106334cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#ifdef FIO_HAVE_IOPRIO 1064e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prioclass_cb(void *data, unsigned int *val) 1065e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1066e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 1067e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1068e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->ioprio |= *val << IOPRIO_CLASS_SHIFT; 1069e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1070e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1071e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1072e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prio_cb(void *data, unsigned int *val) 1073e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1074e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 1075e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1076e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->ioprio |= *val; 1077e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1078e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 107934cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#endif 1080e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1081e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_exitall_cb(void) 1082e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1083e1f365035a952233463d85d659bd960ba78f012eJens Axboe exitall_on_terminate = 1; 1084e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1085e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1086e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1087e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_cpumask_cb(void *data, unsigned int *val) 1088e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1089e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 1090e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1091e1f365035a952233463d85d659bd960ba78f012eJens Axboe fill_cpu_mask(td->cpumask, *val); 1092e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1093e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1094e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1095072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe/* 1096072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe * This is our [ini] type file parser. 1097072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe */ 10981e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboestatic int parse_jobs_ini(char *file, int stonewall_flag) 1099ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1100e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int global; 1101ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 1102fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe char *string, *name; 1103ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fpos_t off; 1104ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe FILE *f; 1105ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe char *p; 11060c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe int ret = 0, stonewall; 1107ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1108ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe f = fopen(file, "r"); 1109ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!f) { 1110aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe perror("fopen job file"); 1111ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1112ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1113ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1114ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe string = malloc(4096); 1115ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name = malloc(256); 1116fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe memset(name, 0, 256); 1117ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 11180c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe stonewall = stonewall_flag; 11197c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe do { 11207c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe p = fgets(string, 4095, f); 11217c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (!p) 112245410acb636e526575d62a037f81ade7916b738cJens Axboe break; 1123ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 1124ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1125fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe if (sscanf(p, "[%255s]", name) != 1) 1126ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1127ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1128ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe global = !strncmp(name, "global", 6); 1129ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1130ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name[strlen(name) - 1] = '\0'; 1131ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1132ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = get_new_job(global, &def_thread); 113345410acb636e526575d62a037f81ade7916b738cJens Axboe if (!td) { 113445410acb636e526575d62a037f81ade7916b738cJens Axboe ret = 1; 113545410acb636e526575d62a037f81ade7916b738cJens Axboe break; 113645410acb636e526575d62a037f81ade7916b738cJens Axboe } 1137ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1138972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe /* 1139972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe * Seperate multiple job files by a stonewall 1140972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe */ 1141f94819192600fe35d03ebed26a803abdc2b9864cJens Axboe if (!global && stonewall) { 1142972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe td->stonewall = stonewall; 1143972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe stonewall = 0; 1144972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1145972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1146ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fgetpos(f, &off); 1147ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while ((p = fgets(string, 4096, f)) != NULL) { 1148ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 1149ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1150e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1151b6754f9d3f719627d8aae4c3e8f39212d9405f99Jens Axboe strip_blank_front(&p); 11527c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 11537c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (p[0] == '[') 11547c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe break; 11557c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 11564ae3f76333bf2382e516db0b5c202b8982b1170fJens Axboe strip_blank_end(p); 1157aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe 1158e1f365035a952233463d85d659bd960ba78f012eJens Axboe fgetpos(f, &off); 1159ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 116045410acb636e526575d62a037f81ade7916b738cJens Axboe /* 116145410acb636e526575d62a037f81ade7916b738cJens Axboe * Don't break here, continue parsing options so we 116245410acb636e526575d62a037f81ade7916b738cJens Axboe * dump all the bad ones. Makes trial/error fixups 116345410acb636e526575d62a037f81ade7916b738cJens Axboe * easier on the user. 116445410acb636e526575d62a037f81ade7916b738cJens Axboe */ 11657c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe ret |= parse_option(p, options, td); 1166ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1167ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 116845410acb636e526575d62a037f81ade7916b738cJens Axboe if (!ret) { 116945410acb636e526575d62a037f81ade7916b738cJens Axboe fsetpos(f, &off); 117045410acb636e526575d62a037f81ade7916b738cJens Axboe ret = add_job(td, name, 0); 1171b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe } else { 1172b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe log_err("fio: job %s dropped\n", name); 1173b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe put_job(td); 117445410acb636e526575d62a037f81ade7916b738cJens Axboe } 11757c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe } while (!ret); 1176ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1177ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(string); 1178ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(name); 1179ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fclose(f); 118045410acb636e526575d62a037f81ade7916b738cJens Axboe return ret; 1181ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1182ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1183ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int fill_def_thread(void) 1184ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1185ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&def_thread, 0, sizeof(def_thread)); 1186ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1187ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { 1188ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("sched_getaffinity"); 1189ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1190ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1191ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1192ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 1193ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe * fill default options 1194ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 1195ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe fill_default_options(&def_thread, options); 1196ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 1197972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe def_thread.timeout = def_timeout; 1198ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe def_thread.write_bw_log = write_bw_log; 1199ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe def_thread.write_lat_log = write_lat_log; 1200ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 1201ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_DISK_UTIL 1202ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.do_disk_util = 1; 1203ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 1204ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1205ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1206ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1207ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 12080ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboestatic void usage(void) 12094785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe{ 12104785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe printf("%s\n", fio_version_string); 1211b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--output\tWrite output to file\n"); 1212b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--timeout\tRuntime in seconds\n"); 1213b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--latency-log\tGenerate per-job latency logs\n"); 1214b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); 1215b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--minimal\tMinimal (terse) output\n"); 1216b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--version\tPrint version info and exit\n"); 1217fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--help\t\tPrint this page\n"); 1218fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n"); 12194785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe} 12204785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe 1221972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int parse_cmd_line(int argc, char *argv[]) 1222ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1223b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct thread_data *td = NULL; 1224b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe int c, ini_idx = 0, lidx, ret, dont_add_job = 0; 1225ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 12260be06ea2c87ecf1751a01ed528a2d3170bdca543Jens Axboe while ((c = getopt_long_only(argc, argv, "", long_options, &lidx)) != -1) { 1227ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe switch (c) { 1228b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 't': 1229b46928282e0a890f49250e79b81af773a2b7108fJens Axboe def_timeout = atoi(optarg); 1230b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1231b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'l': 1232b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_lat_log = 1; 1233b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1234b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'w': 1235b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_bw_log = 1; 1236b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1237b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'o': 1238b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = fopen(optarg, "w+"); 1239b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!f_out) { 1240b46928282e0a890f49250e79b81af773a2b7108fJens Axboe perror("fopen output"); 1241b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(1); 1242b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1243b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = f_out; 1244b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1245b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'm': 1246b46928282e0a890f49250e79b81af773a2b7108fJens Axboe terse_output = 1; 1247b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1248b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'h': 1249b46928282e0a890f49250e79b81af773a2b7108fJens Axboe usage(); 1250b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1251fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe case 'c': 125229fc6afe1bfcb97dd7f33d8e58b99b2d93237d47Jens Axboe ret = show_cmd_help(options, optarg); 125329fc6afe1bfcb97dd7f33d8e58b99b2d93237d47Jens Axboe exit(ret); 1254b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'v': 1255b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("%s\n", fio_version_string); 1256b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1257b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case FIO_GETOPT_JOB: { 1258b46928282e0a890f49250e79b81af773a2b7108fJens Axboe const char *opt = long_options[lidx].name; 1259b46928282e0a890f49250e79b81af773a2b7108fJens Axboe char *val = optarg; 1260b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1261c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (!strncmp(opt, "name", 4) && td) { 1262c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe ret = add_job(td, td->name ?: "fio", 0); 1263c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (ret) { 1264c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe put_job(td); 1265c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe return 0; 1266c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1267c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = NULL; 1268c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1269b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) { 127038d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe int global = !strncmp(val, "global", 6); 1271c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe 1272c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = get_new_job(global, &def_thread); 1273b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) 1274b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 0; 1275b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 127638d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe 1277b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe ret = parse_cmd_option(opt, val, options, td); 127878217dfa392a6a39f018722e91bc179e9d5443dfJens Axboe if (ret) 1279b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe dont_add_job = 1; 1280b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1281b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1282b46928282e0a890f49250e79b81af773a2b7108fJens Axboe default: 1283b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1284ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1285ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1286c9fad893e8333682d6ab67a269b0dd74f303c5bcJens Axboe 1287b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (td) { 1288b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (dont_add_job) 1289b46928282e0a890f49250e79b81af773a2b7108fJens Axboe put_job(td); 1290b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe else { 1291b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe ret = add_job(td, td->name ?: "fio", 0); 1292b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (ret) 1293b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe put_job(td); 1294b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe } 1295972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1296774a617767830b5023f6cad4a45609a92ec82d41Jens Axboe 1297b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (optind < argc) { 1298b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_idx++; 1299b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file = realloc(ini_file, ini_idx * sizeof(char *)); 1300b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file[ini_idx - 1] = strdup(argv[optind]); 1301b46928282e0a890f49250e79b81af773a2b7108fJens Axboe optind++; 1302eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens Axboe } 1303972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1304972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return ini_idx; 1305ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1306ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1307ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void free_shm(void) 1308ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1309ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct shmid_ds sbuf; 1310ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1311ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (threads) { 13122c0ecd28459b6a1b236c865defb5ef76ce8bfa02Jens Axboe shmdt((void *) threads); 1313ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe threads = NULL; 1314ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe shmctl(shm_id, IPC_RMID, &sbuf); 1315ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1316ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1317ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1318906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 1319906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * The thread area is shared between the main process and the job 1320906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * threads/processes. So setup a shared memory segment that will hold 1321906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * all the job info. 1322906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 1323ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int setup_thread_area(void) 1324ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1325ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 1326ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * 1024 is too much on some machines, scale max_jobs if 1327ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * we get a failure that looks like too large a shm segment 1328ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 1329ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe do { 1330906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe size_t size = max_jobs * sizeof(struct thread_data); 1331ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1332906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe shm_id = shmget(0, size, IPC_CREAT | 0600); 1333ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (shm_id != -1) 1334ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe break; 1335ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (errno != EINVAL) { 1336ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("shmget"); 1337ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe break; 1338ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1339ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1340ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe max_jobs >>= 1; 1341ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } while (max_jobs); 1342ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1343ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (shm_id == -1) 1344ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1345ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1346ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe threads = shmat(shm_id, NULL, 0); 1347ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (threads == (void *) -1) { 1348ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("shmat"); 1349ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1350ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1351ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1352ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe atexit(free_shm); 1353ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1354ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1355ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1356b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 1357b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Copy the fio options into the long options map, so we mirror 1358b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * job and cmd line options. 1359b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 1360b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic void dupe_job_options(void) 1361b46928282e0a890f49250e79b81af773a2b7108fJens Axboe{ 1362b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct fio_option *o; 1363b46928282e0a890f49250e79b81af773a2b7108fJens Axboe unsigned int i; 1364b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1365b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i = 0; 1366b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (long_options[i].name) 1367b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i++; 1368b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1369b46928282e0a890f49250e79b81af773a2b7108fJens Axboe o = &options[0]; 1370b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (o->name) { 1371b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].name = o->name; 1372b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].val = FIO_GETOPT_JOB; 1373b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (o->type == FIO_OPT_STR_SET) 1374b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].has_arg = no_argument; 1375b46928282e0a890f49250e79b81af773a2b7108fJens Axboe else 1376b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].has_arg = required_argument; 1377b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1378b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i++; 1379b46928282e0a890f49250e79b81af773a2b7108fJens Axboe o++; 1380b46928282e0a890f49250e79b81af773a2b7108fJens Axboe assert(i < FIO_JOB_OPTS + FIO_CMD_OPTS); 1381b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1382b46928282e0a890f49250e79b81af773a2b7108fJens Axboe} 1383b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1384ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint parse_options(int argc, char *argv[]) 1385ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1386972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe int job_files, i; 1387972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1388b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = stdout; 1389b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = stderr; 1390b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 139113335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe options_init(options); 139213335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe 1393b46928282e0a890f49250e79b81af773a2b7108fJens Axboe dupe_job_options(); 1394b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1395ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_thread_area()) 1396ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1397ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fill_def_thread()) 1398ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1399ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1400972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe job_files = parse_cmd_line(argc, argv); 1401ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1402972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe for (i = 0; i < job_files; i++) { 1403972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe if (fill_def_thread()) 1404972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 14050c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe if (parse_jobs_ini(ini_file[i], i)) 1406972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 140788c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file[i]); 1408972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1409ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 141088c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file); 1411b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1412b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!thread_number) { 1413b46928282e0a890f49250e79b81af773a2b7108fJens Axboe log_err("No jobs defined(s)\n"); 1414b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 1; 1415b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1416b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1417ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1418ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1419