init.c revision cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29
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 106b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 107e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 108e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 10903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "iodepth", 11003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 11103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(iodepth), 11203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Amount of IO buffers to keep in flight", 11303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 11403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 11503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 116cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .name = "iodepth_batch", 117cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .type = FIO_OPT_INT, 118cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .off1 = td_var_offset(iodepth_batch), 119cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .help = "Number of IO to submit in one go", 120cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe }, 121cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe { 122e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .name = "iodepth_low", 123e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .type = FIO_OPT_INT, 124e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .off1 = td_var_offset(iodepth_low), 125e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .help = "Low water mark for queuing depth", 126e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe }, 127e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe { 12803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "size", 12903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL, 13003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(total_file_size), 13103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Size of device or file", 13203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 13303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 13403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "bs", 13503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL_INT, 13603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(bs[DDIR_READ]), 13703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off2 = td_var_offset(bs[DDIR_WRITE]), 13803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Block size unit", 13903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "4k", 14003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 14103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 14203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "bsrange", 14303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_RANGE, 14403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(min_bs[DDIR_READ]), 14503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off2 = td_var_offset(max_bs[DDIR_READ]), 14603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off3 = td_var_offset(min_bs[DDIR_WRITE]), 14703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off4 = td_var_offset(max_bs[DDIR_WRITE]), 14803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Set block size range (in more detail than bs)", 14903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 15003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 15103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "bs_unaligned", 15203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_SET, 15303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(bs_unaligned), 15403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Don't sector align IO buffer sizes", 15503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 15603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 15703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "offset", 15803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL, 15903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(start_offset), 16003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Start IO from this offset", 16103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 16203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 16303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 16403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "randrepeat", 16503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_BOOL, 16603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(rand_repeatable), 16703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Use repeatable random IO pattern", 16803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 16903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 17003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 17103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "norandommap", 17203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_SET, 17303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(norandommap), 17403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Accept potential duplicate random blocks", 17503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 17603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 17703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "nrfiles", 17803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 17903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(nr_files), 18003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Split job workload between this number of files", 18103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 18203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 18303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 1840aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .name = "file_service_type", 1850aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .type = FIO_OPT_STR, 186b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(file_service_type), 1870aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .help = "How to select which file to service next", 1880aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .def = "roundrobin", 189b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 190b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "random", .oval = FIO_FSERVICE_RANDOM }, 191b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "roundrobin", .oval = FIO_FSERVICE_RR }, 192b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 1930aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe }, 1940aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe { 19503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "fsync", 19603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 19703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(fsync_blocks), 19803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Issue fsync for writes every given number of blocks", 19903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 20003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 20103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 20203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "direct", 20303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_BOOL, 20403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(odirect), 20576a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .help = "Use O_DIRECT IO (negates buffered)", 20676a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .def = "0", 20776a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe }, 20876a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe { 20976a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .name = "buffered", 21076a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .type = FIO_OPT_BOOL, 21176a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .off1 = td_var_offset(odirect), 21276a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .neg = 1, 21376a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .help = "Use buffered IO (negates direct)", 21403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 21503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 21603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 21703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "overwrite", 21803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_BOOL, 21903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(overwrite), 22003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "When writing, set whether to overwrite current data", 22103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 22203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 22303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 22403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "loops", 22503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 22603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(loops), 22703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Number of times to run the job", 22803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 22903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 23003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 23103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "numjobs", 23203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 23303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(numjobs), 23403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Duplicate this job this many times", 23503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 23603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 23703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 23803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "startdelay", 23903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 24003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(start_delay), 24103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Only start job when this period has passed", 24203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 24303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 24403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 24503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "runtime", 24603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .alias = "timeout", 24703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL_TIME, 24803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(timeout), 24903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Stop workload when this amount of time has passed", 25003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 25103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 25203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 253e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "mem", 254e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 255e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_mem_cb, 256b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(mem_type), 25715f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "Backing type for IO buffers", 258ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "malloc", 259b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 260b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "malloc", .oval = MEM_MALLOC }, 261b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "shm", .oval = MEM_SHM }, 262b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#ifdef FIO_HAVE_HUGETLB 263b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "shmhuge", .oval = MEM_SHMHUGE }, 264b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#endif 265b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "mmap", .oval = MEM_MMAP }, 266b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#ifdef FIO_HAVE_HUGETLB 267b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "mmaphuge", .oval = MEM_MMAPHUGE }, 268b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#endif 269b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 270e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 271e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 272e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "verify", 273e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 274b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(verify), 27515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "Verify sum function", 276ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 277b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 278b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "0", .oval = VERIFY_NONE }, 279b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "crc32", .oval = VERIFY_CRC32 }, 280b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "md5", .oval = VERIFY_MD5 }, 281b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 282e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 283e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 284e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_iolog", 285076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .type = FIO_OPT_STR_STORE, 286076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .off1 = td_var_offset(write_iolog_file), 287fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Store IO pattern to file", 288e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 289e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 290076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .name = "read_iolog", 291e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 292076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .off1 = td_var_offset(read_iolog_file), 293fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Playback IO pattern from file", 294e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 295e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 296e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exec_prerun", 297e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 298e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(exec_prerun), 299fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Execute this file prior to running job", 300e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 301e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 302e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exec_postrun", 303e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 304e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(exec_postrun), 305fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Execute this file after running job", 306e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 307e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOSCHED_SWITCH 308e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 309e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ioscheduler", 310e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 311e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(ioscheduler), 312fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use this IO scheduler on the backing device", 313e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 314e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 315e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 316e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "zonesize", 317e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 318e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(zone_size), 319fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Give size of an IO zone", 320ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 321e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 322e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 323e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "zoneskip", 324e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 325e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(zone_skip), 326fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Space between IO zones", 327ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 328e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 329e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 330e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "lockmem", 331e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 332e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_lockmem_cb, 333fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Lock down this amount of memory", 334ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 335e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 336e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 337e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixcycle", 338e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 339e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixcycle), 340ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .help = "Cycle period for mixed read/write workloads (msec)", 341ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "500", 342e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 343e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 344e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixread", 345e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 346e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixread), 347ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .maxval = 100, 348fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Percentage of mixed workload that is reads", 349ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "50", 350e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 351e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 352e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixwrite", 353e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 354e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixwrite), 355ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .maxval = 100, 356fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Percentage of mixed workload that is writes", 357ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "50", 358e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 359e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 360e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "nice", 361e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 362e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(nice), 363fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set job CPU nice value", 36415f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .minval = -19, 365ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .maxval = 20, 366ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 367e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 368e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOPRIO 369e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 370e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "prio", 371e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 372e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_prio_cb, 373fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set job IO priority value", 37415f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .minval = 0, 37515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .maxval = 7, 376e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 377e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 378e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "prioclass", 379e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 380e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_prioclass_cb, 381fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set job IO priority class", 38215f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .minval = 0, 38315f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .maxval = 3, 384e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 385e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 386e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 387e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "thinktime", 388e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 3891304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(thinktime), 3905fa0f817d41211f45c04809dfe6c324f916fbcb4Jens Axboe .help = "Idle time between IO buffers (usec)", 391ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 392e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 393e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 39448097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .name = "thinktime_spin", 39548097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .type = FIO_OPT_INT, 39648097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .off1 = td_var_offset(thinktime_spin), 39748097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .help = "Start thinktime by spinning this amount (usec)", 39848097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .def = "0", 39948097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe }, 40048097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe { 4019c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe .name = "thinktime_blocks", 4029c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe .type = FIO_OPT_INT, 4031304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(thinktime_blocks), 404fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "IO buffer period between 'thinktime'", 405ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 4069c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe }, 4079c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe { 408e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rate", 409e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4101304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(rate), 411fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set bandwidth rate", 412e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 413e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 414e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ratemin", 415e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4161304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(ratemin), 417fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "The bottom limit accepted", 418e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 419e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 420e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ratecycle", 421e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4221304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(ratecycle), 4236da1fa7f0a8d7e588dc0ea40a5e175edded9a8acJens Axboe .help = "Window average for rate limits (msec)", 424ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1000", 425e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 426e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 427e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "invalidate", 42813335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4291304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(invalidate_cache), 430fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Invalidate buffer/page cache prior to running job", 431ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 432e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 433e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 434e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "sync", 43513335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4361304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(sync_io), 437fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use O_SYNC for buffered writes", 438ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 439e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 440e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 441e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "bwavgtime", 442e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4431304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(bw_avg_time), 444ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .help = "Time window over which to calculate bandwidth (msec)", 445ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "500", 446e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 447e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 448e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "create_serialize", 44913335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4501304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(create_serialize), 451fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Serialize creating of job files", 452ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 453e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 454e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 455e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "create_fsync", 45613335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4571304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(create_fsync), 458fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Fsync file after creation", 459ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 460e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 461e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 462e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpuload", 463e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4641304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(cpuload), 465fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use this percentage of CPU", 466e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 467e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 468e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpuchunks", 469e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4701304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(cpucycle), 471fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Length of the CPU burn cycles", 472e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 473e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_CPU_AFFINITY 474e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 475e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpumask", 476e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 477e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_cpumask_cb, 478fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "CPU affinity mask", 479e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 480e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 481e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 482e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "end_fsync", 48313335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4841304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(end_fsync), 485fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Include fsync at the end of job", 486ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 487e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 488e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 489e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "unlink", 49013335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 491e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(unlink), 492ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .help = "Unlink created files after job has completed", 493e545a6ce0f0f3e6881e997bf2af8969fc6dd7082Jens Axboe .def = "0", 494e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 495e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 496e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exitall", 497e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 498e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_exitall_cb, 499fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Terminate all jobs when one exits", 500e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 501e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 502e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "stonewall", 503e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 504e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(stonewall), 505fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Insert a hard barrier between this job and previous", 506e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 507e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 508e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "thread", 509e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 510d9bb3b809d80cc3226d1c603e87fc90b6680320bJens Axboe .off1 = td_var_offset(use_thread), 511fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use threads instead of forks", 512e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 513e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 514e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_bw_log", 515e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 516e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(write_bw_log), 517fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Write log of bandwidth during run", 518e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 519e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 520e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_lat_log", 521e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 522e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(write_lat_log), 523fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Write log of latency during run", 524e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 525e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 52656bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .name = "hugepage-size", 52756bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .type = FIO_OPT_STR_VAL, 52856bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .off1 = td_var_offset(hugepage_size), 529fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "When using hugepages, specify size of each page", 530ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = __stringify(FIO_HUGE_PAGE), 53156bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe }, 53256bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe { 533e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = NULL, 534e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 535e1f365035a952233463d85d659bd960ba78f012eJens Axboe}; 536e1f365035a952233463d85d659bd960ba78f012eJens Axboe 537b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_JOB_OPTS (sizeof(options) / sizeof(struct fio_option)) 538b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_CMD_OPTS (16) 539b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_GETOPT_JOB (0x89988998) 540b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 541b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 542b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Command line options. These will contain the above, plus a few 543b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * extra that only pertain to fio itself and not jobs. 544b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 545b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic struct option long_options[FIO_JOB_OPTS + FIO_CMD_OPTS] = { 546b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 547b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "output", 548b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 549b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'o', 550b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 551b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 552b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "timeout", 553b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 554b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 't', 555b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 556b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 557b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "latency-log", 558b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 559b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'l', 560b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 561b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 562b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "bandwidth-log", 563b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 564b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'b', 565b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 566b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 567b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "minimal", 568b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = optional_argument, 569b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'm', 570b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 571b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 572b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "version", 573b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = no_argument, 574b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'v', 575b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 576b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 577fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "help", 578fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .has_arg = no_argument, 579fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'h', 580fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 581fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 582fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "cmdhelp", 583fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .has_arg = required_argument, 584fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'c', 585fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 586fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 587b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = NULL, 588b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 589b46928282e0a890f49250e79b81af773a2b7108fJens Axboe}; 590b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 591ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboestatic int def_timeout = 0; 592972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 5935cd033bbb08dbdd2241a0eac09ef34a59a5d8f52Jens Axboestatic char fio_version_string[] = "fio 1.11"; 594ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 595972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic char **ini_file; 596ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int max_jobs = MAX_JOBS; 597ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 598ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data def_thread; 599ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data *threads = NULL; 600ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 601ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint exitall_on_terminate = 0; 602c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboeint terse_output = 0; 603c04f7ec3ecb8ce780bde6ad3515f003e6015c62aJens Axboeunsigned long long mlock_size = 0; 604eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_out = NULL; 605eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_err = NULL; 606ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 607ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboestatic int write_lat_log = 0; 608bb3884d855100fa8fa6a1d2aac79e867dfd47bf9Jens Axboeint write_bw_log = 0; 609ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe 610906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 611906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Return a free job structure. 612906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 613ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic struct thread_data *get_new_job(int global, struct thread_data *parent) 614ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 615ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 616ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 617ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (global) 618ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return &def_thread; 619ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (thread_number >= max_jobs) 620ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return NULL; 621ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 622ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = &threads[thread_number++]; 623ddaeaa5ab1e3f1cb6f35a9f4a18ee932151a0ab8Jens Axboe *td = *parent; 624ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 625ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->thread_number = thread_number; 626ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return td; 627ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 628ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 629ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void put_job(struct thread_data *td) 630ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 631549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe if (td == &def_thread) 632549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe return; 633549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe 63416edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (td->error) 63516edf25dba269ee9e8239130e75b690440b1e120Jens Axboe fprintf(f_out, "fio: %s\n", td->verror); 63616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe 637ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&threads[td->thread_number - 1], 0, sizeof(*td)); 638ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe thread_number--; 639ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 640ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 641dad915e36819e74c4540db19faae488ede963ee4Jens Axboe/* 642dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * Lazy way of fixing up options that depend on each other. We could also 643dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * define option callback handlers, but this is easier. 644dad915e36819e74c4540db19faae488ede963ee4Jens Axboe */ 645e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic void fixup_options(struct thread_data *td) 646e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 647e1f365035a952233463d85d659bd960ba78f012eJens Axboe if (!td->rwmixread && td->rwmixwrite) 648e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->rwmixread = 100 - td->rwmixwrite; 649dad915e36819e74c4540db19faae488ede963ee4Jens Axboe 650076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe if (td->write_iolog_file && td->read_iolog_file) { 651076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe log_err("fio: read iolog overrides write_iolog\n"); 652076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe free(td->write_iolog_file); 653076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe td->write_iolog_file = NULL; 654076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe } 65516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 65616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td->io_ops->flags & FIO_SYNCIO) 65716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->iodepth = 1; 65816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe else { 65916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (!td->iodepth) 66016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->iodepth = td->nr_files; 66116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe } 66216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 66316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 66416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * only really works for sequential io for now, and with 1 file 66516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 666413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe if (td->zone_size && td_random(td) && td->nr_files == 1) 66716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->zone_size = 0; 66816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 66916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 67016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * Reads can do overwrites, we always need to pre-create the file 67116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 67216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) || td_rw(td)) 67316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->overwrite = 1; 67416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 675a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->min_bs[DDIR_READ]) 676a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->min_bs[DDIR_READ]= td->bs[DDIR_READ]; 677a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->max_bs[DDIR_READ]) 678a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->max_bs[DDIR_READ] = td->bs[DDIR_READ]; 679a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->min_bs[DDIR_WRITE]) 68075e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe td->min_bs[DDIR_WRITE]= td->bs[DDIR_WRITE]; 681a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->max_bs[DDIR_WRITE]) 68275e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe td->max_bs[DDIR_WRITE] = td->bs[DDIR_WRITE]; 683a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 684a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->rw_min_bs = min(td->min_bs[DDIR_READ], td->min_bs[DDIR_WRITE]); 685a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 68616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) && !td_rw(td)) 68716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->verify = 0; 688bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe 689bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe if (td->norandommap && td->verify != VERIFY_NONE) { 690bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe log_err("fio: norandommap given, verify disabled\n"); 691bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe td->verify = VERIFY_NONE; 692bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 693690adba373bb8c97a365c67da369e265953c4b4cJens Axboe if (td->bs_unaligned && (td->odirect || td->io_ops->flags & FIO_RAWIO)) 694690adba373bb8c97a365c67da369e265953c4b4cJens Axboe log_err("fio: bs_unaligned may not work with raw io\n"); 695e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 696e0a223354342cc45a916b669343718b80a20c2eaJens Axboe /* 697e0a223354342cc45a916b669343718b80a20c2eaJens Axboe * O_DIRECT and char doesn't mix, clear that flag if necessary. 698e0a223354342cc45a916b669343718b80a20c2eaJens Axboe */ 699e0a223354342cc45a916b669343718b80a20c2eaJens Axboe if (td->filetype == FIO_TYPE_CHAR && td->odirect) 700e0a223354342cc45a916b669343718b80a20c2eaJens Axboe td->odirect = 0; 70148097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe 70248097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe /* 70348097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe * thinktime_spin must be less than thinktime 70448097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe */ 70548097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe if (td->thinktime_spin > td->thinktime) 70648097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe td->thinktime_spin = td->thinktime; 707e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe 708e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe /* 709e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe * The low water mark cannot be bigger than the iodepth 710e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe */ 711e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe if (td->iodepth_low > td->iodepth || !td->iodepth_low) 712e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe td->iodepth_low = td->iodepth; 713cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe 714cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe /* 715cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe * If batch number isn't set, default to the same as iodepth 716cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe */ 717cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe if (td->iodepth_batch > td->iodepth || !td->iodepth_batch) 718cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe td->iodepth_batch = td->iodepth; 719e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 720e1f365035a952233463d85d659bd960ba78f012eJens Axboe 721906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 722f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe * This function leaks the buffer 723f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe */ 724f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboestatic char *to_kmg(unsigned int val) 725f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe{ 726f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *buf = malloc(32); 727f3502ba2dd72d846a388c774a01c6bb833871248Jens Axboe char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; 728f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *p = post; 729f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 730245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe do { 731f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe if (val & 1023) 732f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe break; 733f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 734f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe val >>= 10; 735f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe p++; 736245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe } while (*p); 737f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 738f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe snprintf(buf, 31, "%u%c", val, *p); 739f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe return buf; 740f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe} 741f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 742f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe/* 743906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Adds a job to the list of things todo. Sanitizes the various options 744906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * to make sure we don't have conflicts, and initializes various 745906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * members of td. 746906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 747751548451d969148529b642c05e7544726ec3b64Jens Axboestatic int add_job(struct thread_data *td, const char *jobname, int job_add_num) 748ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 749413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, 750413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe "randread", "randwrite", "randrw" }; 751ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct stat sb; 752413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe int numjobs, i; 75353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe struct fio_file *f; 754ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 755ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 756ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * the def_thread is just for options, it's not a real job 757ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 758ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td == &def_thread) 759ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 760ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 761ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe assert(td->io_ops); 762df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe 763690adba373bb8c97a365c67da369e265953c4b4cJens Axboe if (td->odirect) 764690adba373bb8c97a365c67da369e265953c4b4cJens Axboe td->io_ops->flags |= FIO_RAWIO; 765690adba373bb8c97a365c67da369e265953c4b4cJens Axboe 766ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->filetype = FIO_TYPE_FILE; 767890df538b3645d9310a3527513195773130d1d7fJens Axboe if (td->filename && !lstat(td->filename, &sb)) { 7680af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe if (S_ISBLK(sb.st_mode)) 7690af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe td->filetype = FIO_TYPE_BD; 7700af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe else if (S_ISCHR(sb.st_mode)) 7710af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe td->filetype = FIO_TYPE_CHAR; 7720af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe } 773ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 774e0a223354342cc45a916b669343718b80a20c2eaJens Axboe fixup_options(td); 775e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 77613f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe if (td->filename) 77713f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe td->nr_uniq_files = 1; 77813f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe else 77913f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe td->nr_uniq_files = td->nr_files; 78013f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe 78113f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe if (td->filetype == FIO_TYPE_FILE || td->filename) { 782e9c047a0d8dfc32634b896e1600c6f1aa4174378Jens Axboe char tmp[PATH_MAX]; 78353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe int len = 0; 784e9c047a0d8dfc32634b896e1600c6f1aa4174378Jens Axboe 78516edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (td->directory && td->directory[0] != '\0') { 78616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (lstat(td->directory, &sb) < 0) { 78716edf25dba269ee9e8239130e75b690440b1e120Jens Axboe log_err("fio: %s is not a directory\n", td->directory); 788e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe td_verror(td, errno, "lstat"); 78916edf25dba269ee9e8239130e75b690440b1e120Jens Axboe return 1; 79016edf25dba269ee9e8239130e75b690440b1e120Jens Axboe } 79116edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (!S_ISDIR(sb.st_mode)) { 79216edf25dba269ee9e8239130e75b690440b1e120Jens Axboe log_err("fio: %s is not a directory\n", td->directory); 79316edf25dba269ee9e8239130e75b690440b1e120Jens Axboe return 1; 79416edf25dba269ee9e8239130e75b690440b1e120Jens Axboe } 7958aeebd5570ac4fccbcdd48f2e6f1cf1577f3c08dJens Axboe len = sprintf(tmp, "%s/", td->directory); 79616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe } 797ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 79853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe td->files = malloc(sizeof(struct fio_file) * td->nr_files); 79953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 80053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe for_each_file(td, f, i) { 80153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe memset(f, 0, sizeof(*f)); 80253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->fd = -1; 80353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 80413f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe if (td->filename) 80513f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe sprintf(tmp + len, "%s", td->filename); 80613f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe else 80713f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe sprintf(tmp + len, "%s.%d.%d", jobname, td->thread_number, i); 80853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_name = strdup(tmp); 80953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 81053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } else { 81153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe td->nr_files = 1; 81253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe td->files = malloc(sizeof(struct fio_file)); 81353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f = &td->files[0]; 81453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 81553cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe memset(f, 0, sizeof(*f)); 81653cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->fd = -1; 81753cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_name = strdup(jobname); 81853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 81953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 82053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe for_each_file(td, f, i) { 82153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_size = td->total_file_size / td->nr_files; 82253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe f->file_offset = td->start_offset; 82353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 82453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 825bbfd6b00dea4daee05133c8cb991b78d091df9aeJens Axboe fio_sem_init(&td->mutex, 0); 826ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 827079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; 828079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; 829079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; 830ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 831ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td->stonewall && td->thread_number > 1) 832ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe groupid++; 833ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 834ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->groupid = groupid; 835ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 836ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_rate(td)) 837ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 838ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 839ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe if (td->write_lat_log) { 840079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe setup_log(&td->ts.slat_log); 841079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe setup_log(&td->ts.clat_log); 842ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 843ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe if (td->write_bw_log) 844079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe setup_log(&td->ts.bw_log); 845ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 846b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td->name) 847b46928282e0a890f49250e79b81af773a2b7108fJens Axboe td->name = strdup(jobname); 84801452055af61d6f5de543575dba3ebb0c9e55fabJens Axboe 849c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe if (!terse_output) { 850b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe if (!job_add_num) { 8512866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe if (td->io_ops->flags & FIO_CPUIO) 852b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle); 853f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe else { 854f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *c1, *c2, *c3, *c4; 855f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 856f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c1 = to_kmg(td->min_bs[DDIR_READ]); 857f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c2 = to_kmg(td->max_bs[DDIR_READ]); 858f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c3 = to_kmg(td->min_bs[DDIR_WRITE]); 859f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c4 = to_kmg(td->max_bs[DDIR_WRITE]); 860f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 861413dd459a7710ba421061e840dd9ac3161c70f20Jens 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); 862f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 863f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c1); 864f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c2); 865f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c3); 866f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c4); 867f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe } 868b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe } else if (job_add_num == 1) 869c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe fprintf(f_out, "...\n"); 870c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe } 871ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 872ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 873ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * recurse add identical jobs, clear numjobs and stonewall options 874ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * as they don't apply to sub-jobs 875ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 876ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe numjobs = td->numjobs; 877ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while (--numjobs) { 878ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td_new = get_new_job(0, td); 879ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 880ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!td_new) 881ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 882ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 883ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_new->numjobs = 1; 884ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_new->stonewall = 0; 885751548451d969148529b642c05e7544726ec3b64Jens Axboe job_add_num = numjobs - 1; 886ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 887751548451d969148529b642c05e7544726ec3b64Jens Axboe if (add_job(td_new, jobname, job_add_num)) 888ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 889ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 890ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 891ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeerr: 892ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe put_job(td); 893ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return -1; 894ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 895ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 896906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 897906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Initialize the various random states we need (random io, block size ranges, 898906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * read/write mix, etc). 899906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 900ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint init_random_state(struct thread_data *td) 901ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 9020aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe unsigned long seeds[5]; 90353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe int fd, num_maps, blocks, i; 9040ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboe struct fio_file *f; 905ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 906f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe if (td->io_ops->flags & FIO_CPUIO) 907f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe return 0; 908f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe 9091ac267bb7dd678fa12bb3573c29cff5238ef9ccfJens Axboe fd = open("/dev/urandom", O_RDONLY); 910ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fd == -1) { 911e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe td_verror(td, errno, "open"); 912ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 913ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 914ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 915a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { 916e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe td_verror(td, EIO, "read"); 917ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe close(fd); 918ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 919ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 920ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 921ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe close(fd); 922ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 9236dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[0], &td->bsrange_state); 9246dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[1], &td->verify_state); 9256dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[2], &td->rwmix_state); 926ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 927413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe if (td->file_service_type == FIO_FSERVICE_RANDOM) 928413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe os_random_seed(seeds[3], &td->next_file_state); 929413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe 930413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe if (!td_random(td)) 931ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 932ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 9339ebc27e1352b905fe3396ce2350a7765fe9c57b8Jens Axboe if (td->rand_repeatable) 9340aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe seeds[4] = FIO_RANDSEED * td->thread_number; 935ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 936bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe if (!td->norandommap) { 937bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe for_each_file(td, f, i) { 938a4a81712f0bd76cbde8898c0b87faedbaa1d2da1Jens Axboe blocks = (f->real_file_size + td->rw_min_bs - 1) / td->rw_min_bs; 939c7c280ed2e4f836bd8e9e125d55d097539b70e21Jens Axboe num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP; 940bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe f->file_map = malloc(num_maps * sizeof(long)); 941bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe f->num_maps = num_maps; 942bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe memset(f->file_map, 0, num_maps * sizeof(long)); 943bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 94453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 945ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 9460aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe os_random_seed(seeds[4], &td->random_state); 947ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 948ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 949ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 950ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) 951ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 952ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_CPU_AFFINITY 953ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 954ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 955ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe CPU_ZERO(&cpumask); 956ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 957ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < sizeof(int) * 8; i++) { 958ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if ((1 << i) & cpu) 959ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe CPU_SET(i, &cpumask); 960ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 961ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 962ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 963ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 964ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int is_empty_or_comment(char *line) 965ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 966ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 967ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 968ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < strlen(line); i++) { 969ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (line[i] == ';') 970ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 9715cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar if (line[i] == '#') 9725cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar return 1; 973ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!isspace(line[i]) && !iscntrl(line[i])) 974ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 975ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 976ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 977ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 978ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 979ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 980313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe/* 981313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that. 982313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe */ 983313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboestatic char *get_mmap_file(const char *str) 984313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe{ 985313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe char *p = strstr(str, ":"); 986313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 987313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe if (!p) 988313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe return NULL; 989313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 990313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe p++; 991313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe strip_blank_front(&p); 992313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe strip_blank_end(p); 993313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe return strdup(p); 994313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe} 995313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 996b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_mem_cb(void *data, const char *mem) 997ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 998cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe struct thread_data *td = data; 999cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe 1000b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (td->mem_type == MEM_MMAPHUGE || td->mem_type == MEM_MMAP) { 1001313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe td->mmapfile = get_mmap_file(mem); 1002b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (td->mem_type == MEM_MMAPHUGE && !td->mmapfile) { 1003d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe log_err("fio: mmaphuge:/path/to/file\n"); 1004d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe return 1; 1005d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe } 1006ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1007ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1008b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe return 0; 1009ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1010ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1011b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_ioengine_cb(void *data, const char *str) 1012ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1013cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe struct thread_data *td = data; 1014cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe 10152866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe td->io_ops = load_ioengine(td, str); 10162866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe if (td->io_ops) 1017b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe return 0; 1018ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1019ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1020ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1021ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1022e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_lockmem_cb(void fio_unused *data, unsigned long *val) 1023e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1024e1f365035a952233463d85d659bd960ba78f012eJens Axboe mlock_size = *val; 1025e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1026e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1027e1f365035a952233463d85d659bd960ba78f012eJens Axboe 102834cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#ifdef FIO_HAVE_IOPRIO 1029e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prioclass_cb(void *data, unsigned int *val) 1030e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1031e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 1032e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1033e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->ioprio |= *val << IOPRIO_CLASS_SHIFT; 1034e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1035e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1036e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1037e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prio_cb(void *data, unsigned int *val) 1038e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1039e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 1040e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1041e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->ioprio |= *val; 1042e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1043e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 104434cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#endif 1045e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1046e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_exitall_cb(void) 1047e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1048e1f365035a952233463d85d659bd960ba78f012eJens Axboe exitall_on_terminate = 1; 1049e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1050e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1051e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1052e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_cpumask_cb(void *data, unsigned int *val) 1053e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1054e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 1055e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1056e1f365035a952233463d85d659bd960ba78f012eJens Axboe fill_cpu_mask(td->cpumask, *val); 1057e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1058e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1059e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1060072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe/* 1061072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe * This is our [ini] type file parser. 1062072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe */ 10631e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboestatic int parse_jobs_ini(char *file, int stonewall_flag) 1064ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1065e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int global; 1066ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 1067fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe char *string, *name; 1068ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fpos_t off; 1069ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe FILE *f; 1070ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe char *p; 10710c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe int ret = 0, stonewall; 1072ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1073ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe f = fopen(file, "r"); 1074ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!f) { 1075aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe perror("fopen job file"); 1076ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1077ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1078ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1079ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe string = malloc(4096); 1080ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name = malloc(256); 1081fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe memset(name, 0, 256); 1082ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 10830c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe stonewall = stonewall_flag; 10847c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe do { 10857c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe p = fgets(string, 4095, f); 10867c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (!p) 108745410acb636e526575d62a037f81ade7916b738cJens Axboe break; 1088ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 1089ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1090fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe if (sscanf(p, "[%255s]", name) != 1) 1091ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1092ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1093ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe global = !strncmp(name, "global", 6); 1094ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1095ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name[strlen(name) - 1] = '\0'; 1096ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1097ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = get_new_job(global, &def_thread); 109845410acb636e526575d62a037f81ade7916b738cJens Axboe if (!td) { 109945410acb636e526575d62a037f81ade7916b738cJens Axboe ret = 1; 110045410acb636e526575d62a037f81ade7916b738cJens Axboe break; 110145410acb636e526575d62a037f81ade7916b738cJens Axboe } 1102ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1103972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe /* 1104972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe * Seperate multiple job files by a stonewall 1105972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe */ 1106f94819192600fe35d03ebed26a803abdc2b9864cJens Axboe if (!global && stonewall) { 1107972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe td->stonewall = stonewall; 1108972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe stonewall = 0; 1109972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1110972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1111ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fgetpos(f, &off); 1112ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while ((p = fgets(string, 4096, f)) != NULL) { 1113ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 1114ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1115e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1116b6754f9d3f719627d8aae4c3e8f39212d9405f99Jens Axboe strip_blank_front(&p); 11177c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 11187c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (p[0] == '[') 11197c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe break; 11207c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 11214ae3f76333bf2382e516db0b5c202b8982b1170fJens Axboe strip_blank_end(p); 1122aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe 1123e1f365035a952233463d85d659bd960ba78f012eJens Axboe fgetpos(f, &off); 1124ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 112545410acb636e526575d62a037f81ade7916b738cJens Axboe /* 112645410acb636e526575d62a037f81ade7916b738cJens Axboe * Don't break here, continue parsing options so we 112745410acb636e526575d62a037f81ade7916b738cJens Axboe * dump all the bad ones. Makes trial/error fixups 112845410acb636e526575d62a037f81ade7916b738cJens Axboe * easier on the user. 112945410acb636e526575d62a037f81ade7916b738cJens Axboe */ 11307c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe ret |= parse_option(p, options, td); 1131ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1132ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 113345410acb636e526575d62a037f81ade7916b738cJens Axboe if (!ret) { 113445410acb636e526575d62a037f81ade7916b738cJens Axboe fsetpos(f, &off); 113545410acb636e526575d62a037f81ade7916b738cJens Axboe ret = add_job(td, name, 0); 1136b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe } else { 1137b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe log_err("fio: job %s dropped\n", name); 1138b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe put_job(td); 113945410acb636e526575d62a037f81ade7916b738cJens Axboe } 11407c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe } while (!ret); 1141ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1142ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(string); 1143ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(name); 1144ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fclose(f); 114545410acb636e526575d62a037f81ade7916b738cJens Axboe return ret; 1146ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1147ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1148ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int fill_def_thread(void) 1149ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1150ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&def_thread, 0, sizeof(def_thread)); 1151ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1152ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { 1153ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("sched_getaffinity"); 1154ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1155ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1156ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1157ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 1158ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe * fill default options 1159ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 1160ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe fill_default_options(&def_thread, options); 1161ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 1162972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe def_thread.timeout = def_timeout; 1163ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe def_thread.write_bw_log = write_bw_log; 1164ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe def_thread.write_lat_log = write_lat_log; 1165ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 1166ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_DISK_UTIL 1167ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.do_disk_util = 1; 1168ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 1169ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1170ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1171ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1172ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 11730ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboestatic void usage(void) 11744785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe{ 11754785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe printf("%s\n", fio_version_string); 1176b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--output\tWrite output to file\n"); 1177b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--timeout\tRuntime in seconds\n"); 1178b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--latency-log\tGenerate per-job latency logs\n"); 1179b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); 1180b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--minimal\tMinimal (terse) output\n"); 1181b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--version\tPrint version info and exit\n"); 1182fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--help\t\tPrint this page\n"); 1183fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n"); 11844785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe} 11854785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe 1186972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int parse_cmd_line(int argc, char *argv[]) 1187ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1188b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct thread_data *td = NULL; 1189b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe int c, ini_idx = 0, lidx, ret, dont_add_job = 0; 1190ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1191b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while ((c = getopt_long(argc, argv, "", long_options, &lidx)) != -1) { 1192ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe switch (c) { 1193b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 't': 1194b46928282e0a890f49250e79b81af773a2b7108fJens Axboe def_timeout = atoi(optarg); 1195b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1196b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'l': 1197b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_lat_log = 1; 1198b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1199b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'w': 1200b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_bw_log = 1; 1201b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1202b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'o': 1203b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = fopen(optarg, "w+"); 1204b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!f_out) { 1205b46928282e0a890f49250e79b81af773a2b7108fJens Axboe perror("fopen output"); 1206b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(1); 1207b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1208b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = f_out; 1209b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1210b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'm': 1211b46928282e0a890f49250e79b81af773a2b7108fJens Axboe terse_output = 1; 1212b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1213b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'h': 1214b46928282e0a890f49250e79b81af773a2b7108fJens Axboe usage(); 1215b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1216fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe case 'c': 121729fc6afe1bfcb97dd7f33d8e58b99b2d93237d47Jens Axboe ret = show_cmd_help(options, optarg); 121829fc6afe1bfcb97dd7f33d8e58b99b2d93237d47Jens Axboe exit(ret); 1219b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'v': 1220b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("%s\n", fio_version_string); 1221b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1222b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case FIO_GETOPT_JOB: { 1223b46928282e0a890f49250e79b81af773a2b7108fJens Axboe const char *opt = long_options[lidx].name; 1224b46928282e0a890f49250e79b81af773a2b7108fJens Axboe char *val = optarg; 1225b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1226c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (!strncmp(opt, "name", 4) && td) { 1227c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe ret = add_job(td, td->name ?: "fio", 0); 1228c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (ret) { 1229c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe put_job(td); 1230c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe return 0; 1231c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1232c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = NULL; 1233c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1234b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) { 123538d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe int global = !strncmp(val, "global", 6); 1236c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe 1237c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = get_new_job(global, &def_thread); 1238b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) 1239b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 0; 1240b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 124138d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe 1242b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe ret = parse_cmd_option(opt, val, options, td); 124378217dfa392a6a39f018722e91bc179e9d5443dfJens Axboe if (ret) 1244b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe dont_add_job = 1; 1245b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1246b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1247b46928282e0a890f49250e79b81af773a2b7108fJens Axboe default: 1248b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1249ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1250ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1251c9fad893e8333682d6ab67a269b0dd74f303c5bcJens Axboe 1252b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (td) { 1253b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (dont_add_job) 1254b46928282e0a890f49250e79b81af773a2b7108fJens Axboe put_job(td); 1255b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe else { 1256b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe ret = add_job(td, td->name ?: "fio", 0); 1257b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (ret) 1258b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe put_job(td); 1259b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe } 1260972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1261774a617767830b5023f6cad4a45609a92ec82d41Jens Axboe 1262b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (optind < argc) { 1263b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_idx++; 1264b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file = realloc(ini_file, ini_idx * sizeof(char *)); 1265b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file[ini_idx - 1] = strdup(argv[optind]); 1266b46928282e0a890f49250e79b81af773a2b7108fJens Axboe optind++; 1267eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens Axboe } 1268972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1269972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return ini_idx; 1270ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1271ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1272ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void free_shm(void) 1273ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1274ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct shmid_ds sbuf; 1275ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1276ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (threads) { 12772c0ecd28459b6a1b236c865defb5ef76ce8bfa02Jens Axboe shmdt((void *) threads); 1278ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe threads = NULL; 1279ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe shmctl(shm_id, IPC_RMID, &sbuf); 1280ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1281ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1282ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1283906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 1284906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * The thread area is shared between the main process and the job 1285906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * threads/processes. So setup a shared memory segment that will hold 1286906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * all the job info. 1287906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 1288ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int setup_thread_area(void) 1289ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1290ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 1291ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * 1024 is too much on some machines, scale max_jobs if 1292ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * we get a failure that looks like too large a shm segment 1293ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 1294ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe do { 1295906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe size_t size = max_jobs * sizeof(struct thread_data); 1296ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1297906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe shm_id = shmget(0, size, IPC_CREAT | 0600); 1298ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (shm_id != -1) 1299ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe break; 1300ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (errno != EINVAL) { 1301ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("shmget"); 1302ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe break; 1303ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1304ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1305ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe max_jobs >>= 1; 1306ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } while (max_jobs); 1307ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1308ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (shm_id == -1) 1309ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1310ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1311ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe threads = shmat(shm_id, NULL, 0); 1312ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (threads == (void *) -1) { 1313ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("shmat"); 1314ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1315ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1316ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1317ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe atexit(free_shm); 1318ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1319ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1320ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1321b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 1322b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Copy the fio options into the long options map, so we mirror 1323b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * job and cmd line options. 1324b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 1325b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic void dupe_job_options(void) 1326b46928282e0a890f49250e79b81af773a2b7108fJens Axboe{ 1327b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct fio_option *o; 1328b46928282e0a890f49250e79b81af773a2b7108fJens Axboe unsigned int i; 1329b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1330b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i = 0; 1331b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (long_options[i].name) 1332b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i++; 1333b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1334b46928282e0a890f49250e79b81af773a2b7108fJens Axboe o = &options[0]; 1335b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (o->name) { 1336b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].name = o->name; 1337b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].val = FIO_GETOPT_JOB; 1338b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (o->type == FIO_OPT_STR_SET) 1339b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].has_arg = no_argument; 1340b46928282e0a890f49250e79b81af773a2b7108fJens Axboe else 1341b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].has_arg = required_argument; 1342b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1343b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i++; 1344b46928282e0a890f49250e79b81af773a2b7108fJens Axboe o++; 1345b46928282e0a890f49250e79b81af773a2b7108fJens Axboe assert(i < FIO_JOB_OPTS + FIO_CMD_OPTS); 1346b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1347b46928282e0a890f49250e79b81af773a2b7108fJens Axboe} 1348b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1349ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint parse_options(int argc, char *argv[]) 1350ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1351972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe int job_files, i; 1352972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1353b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = stdout; 1354b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = stderr; 1355b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 135613335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe options_init(options); 135713335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe 1358b46928282e0a890f49250e79b81af773a2b7108fJens Axboe dupe_job_options(); 1359b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1360ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_thread_area()) 1361ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1362ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fill_def_thread()) 1363ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1364ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1365972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe job_files = parse_cmd_line(argc, argv); 1366ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1367972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe for (i = 0; i < job_files; i++) { 1368972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe if (fill_def_thread()) 1369972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 13700c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe if (parse_jobs_ini(ini_file[i], i)) 1371972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 137288c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file[i]); 1373972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1374ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 137588c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file); 1376b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1377b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!thread_number) { 1378b46928282e0a890f49250e79b81af773a2b7108fJens Axboe log_err("No jobs defined(s)\n"); 1379b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 1; 1380b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1381b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1382ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1383ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1384