init.c revision 48946b4c03a31750c76175046a9d590686d80023
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_mem_cb(void *, const char *); 26e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_lockmem_cb(void *, unsigned long *); 2734cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#ifdef FIO_HAVE_IOPRIO 28e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prio_cb(void *, unsigned int *); 29e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prioclass_cb(void *, unsigned int *); 3034cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#endif 31e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_exitall_cb(void); 32e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_cpumask_cb(void *, unsigned int *); 331907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboestatic int str_fst_cb(void *, const char *); 34af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboestatic int str_filename_cb(void *, const char *); 35af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboestatic int str_directory_cb(void *, const char *); 36bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboestatic int str_opendir_cb(void *, const char *); 37e1f365035a952233463d85d659bd960ba78f012eJens Axboe 38ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define __stringify_1(x) #x 39ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define __stringify(x) __stringify_1(x) 40ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 41e1f365035a952233463d85d659bd960ba78f012eJens Axboe/* 42e1f365035a952233463d85d659bd960ba78f012eJens Axboe * Map of job/command line options 43e1f365035a952233463d85d659bd960ba78f012eJens Axboe */ 44e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic struct fio_option options[] = { 45e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 4661697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe .name = "description", 4761697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe .type = FIO_OPT_STR_STORE, 4861697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe .off1 = td_var_offset(description), 4961697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe .help = "Text job description", 5061697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe }, 5161697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe { 52e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "name", 53e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 54e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(name), 55fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Name of this job", 56e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 57e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 58e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "directory", 59e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 60e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(directory), 61af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe .cb = str_directory_cb, 62fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Directory to store files in", 63e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 64e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 65e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "filename", 66e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 67e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(filename), 68af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe .cb = str_filename_cb, 69af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe .help = "File(s) to use for the workload", 70e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 71e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 72bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe .name = "opendir", 73bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe .type = FIO_OPT_STR_STORE, 74bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe .off1 = td_var_offset(opendir), 75bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe .cb = str_opendir_cb, 76bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe .help = "Recursively add files from this directory and down", 77bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe }, 78bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe { 79e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rw", 80e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 81b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(td_ddir), 8215f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "IO direction", 83ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "read", 84b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 85b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "read", .oval = TD_DDIR_READ }, 86b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "write", .oval = TD_DDIR_WRITE }, 87b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "randread", .oval = TD_DDIR_RANDREAD }, 88b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "randwrite", .oval = TD_DDIR_RANDWRITE }, 89b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "rw", .oval = TD_DDIR_RW }, 90b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "randrw", .oval = TD_DDIR_RANDRW }, 91b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 92e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 93e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 94e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ioengine", 9509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe .type = FIO_OPT_STR_STORE, 9609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe .off1 = td_var_offset(ioengine), 9715f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "IO engine to use", 98ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "sync", 99b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 10010cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "sync", }, 10110cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_LIBAIO 10210cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "libaio", }, 10310cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 10410cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_POSIXAIO 10510cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "posixaio", }, 10610cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 10710cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "mmap", }, 10810cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_SPLICE 10910cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "splice", }, 11010cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 11110cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_SGIO 11210cad1aa7af1c47be6655cff0438c46843964294Jens Axboe { .ival = "sg", }, 11310cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 114b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "null", }, { .ival = "net", }, 11510cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_SYSLET 116b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "syslet-rw", }, 11710cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif 118ba0fbe1029bae1de08d66a72b6d0b2505c67c438Jens Axboe { .ival = "cpuio", }, 1197b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker { .ival = "external", }, 120b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 121e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 122e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 12303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "iodepth", 12403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 12503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(iodepth), 12603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Amount of IO buffers to keep in flight", 12703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 12803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 12903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 130cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .name = "iodepth_batch", 131cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .type = FIO_OPT_INT, 132cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .off1 = td_var_offset(iodepth_batch), 133cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe .help = "Number of IO to submit in one go", 134cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe }, 135cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe { 136e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .name = "iodepth_low", 137e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .type = FIO_OPT_INT, 138e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .off1 = td_var_offset(iodepth_low), 139e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe .help = "Low water mark for queuing depth", 140e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe }, 141e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe { 14203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "size", 14303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL, 14403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(total_file_size), 14503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Size of device or file", 14603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 14703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 14803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "bs", 14903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL_INT, 15003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(bs[DDIR_READ]), 15103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off2 = td_var_offset(bs[DDIR_WRITE]), 15203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Block size unit", 15303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "4k", 15403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 15503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 15603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "bsrange", 15703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_RANGE, 15803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(min_bs[DDIR_READ]), 15903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off2 = td_var_offset(max_bs[DDIR_READ]), 16003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off3 = td_var_offset(min_bs[DDIR_WRITE]), 16103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off4 = td_var_offset(max_bs[DDIR_WRITE]), 16203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Set block size range (in more detail than bs)", 16303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 16403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 16503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "bs_unaligned", 16603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_SET, 16703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(bs_unaligned), 16803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Don't sector align IO buffer sizes", 16903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 17003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 17103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "offset", 17203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL, 17303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(start_offset), 17403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Start IO from this offset", 17503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 17603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 17703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 17803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "randrepeat", 17903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_BOOL, 18003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(rand_repeatable), 18103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Use repeatable random IO pattern", 18203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 18303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 18403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 18503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "norandommap", 18603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_SET, 18703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(norandommap), 18803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Accept potential duplicate random blocks", 18903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 19003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 19103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "nrfiles", 19203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 19303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(nr_files), 19403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Split job workload between this number of files", 19503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 19603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 19703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 198b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe .name = "openfiles", 199b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe .type = FIO_OPT_INT, 200b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe .off1 = td_var_offset(open_files), 201b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe .help = "Number of files to keep open at the same time", 202b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe }, 203b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe { 2040aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .name = "file_service_type", 2050aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .type = FIO_OPT_STR, 2061907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe .cb = str_fst_cb, 207b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(file_service_type), 2080aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .help = "How to select which file to service next", 2090aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe .def = "roundrobin", 210b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 211b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "random", .oval = FIO_FSERVICE_RANDOM }, 212b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "roundrobin", .oval = FIO_FSERVICE_RR }, 213b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 2140aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe }, 2150aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe { 21603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "fsync", 21703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 21803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(fsync_blocks), 21903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Issue fsync for writes every given number of blocks", 22003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 22103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 22203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 22303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "direct", 22403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_BOOL, 22503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(odirect), 22676a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .help = "Use O_DIRECT IO (negates buffered)", 22776a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .def = "0", 22876a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe }, 22976a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe { 23076a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .name = "buffered", 23176a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .type = FIO_OPT_BOOL, 23276a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .off1 = td_var_offset(odirect), 23376a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .neg = 1, 23476a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe .help = "Use buffered IO (negates direct)", 23503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 23603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 23703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 23803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "overwrite", 23903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_BOOL, 24003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(overwrite), 24103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "When writing, set whether to overwrite current data", 24203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 24303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 24403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 24503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "loops", 24603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 24703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(loops), 24803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Number of times to run the job", 24903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 25003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 25103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 25203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "numjobs", 25303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 25403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(numjobs), 25503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Duplicate this job this many times", 25603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "1", 25703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 25803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 25903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "startdelay", 26003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_INT, 26103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(start_delay), 26203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Only start job when this period has passed", 26303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 26403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 26503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 26603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .name = "runtime", 26703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .alias = "timeout", 26803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .type = FIO_OPT_STR_VAL_TIME, 26903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .off1 = td_var_offset(timeout), 27003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .help = "Stop workload when this amount of time has passed", 27103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe .def = "0", 27203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe }, 27303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe { 274e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "mem", 275e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 276e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_mem_cb, 277b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(mem_type), 27815f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "Backing type for IO buffers", 279ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "malloc", 280b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 281b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "malloc", .oval = MEM_MALLOC }, 282b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "shm", .oval = MEM_SHM }, 283b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#ifdef FIO_HAVE_HUGETLB 284b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "shmhuge", .oval = MEM_SHMHUGE }, 285b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#endif 286b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "mmap", .oval = MEM_MMAP }, 287b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#ifdef FIO_HAVE_HUGETLB 288b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "mmaphuge", .oval = MEM_MMAPHUGE }, 289b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#endif 290b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 291e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 292e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 293e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "verify", 294e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR, 295b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .off1 = td_var_offset(verify), 29615f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .help = "Verify sum function", 297ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 298b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe .posval = { 299b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "0", .oval = VERIFY_NONE }, 300b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "crc32", .oval = VERIFY_CRC32 }, 301b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe { .ival = "md5", .oval = VERIFY_MD5 }, 302b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe }, 303e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 304e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 305e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_iolog", 306076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .type = FIO_OPT_STR_STORE, 307076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .off1 = td_var_offset(write_iolog_file), 308fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Store IO pattern to file", 309e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 310e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 311076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .name = "read_iolog", 312e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 313076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe .off1 = td_var_offset(read_iolog_file), 314fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Playback IO pattern from file", 315e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 316e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 317e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exec_prerun", 318e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 319e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(exec_prerun), 320fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Execute this file prior to running job", 321e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 322e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 323e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exec_postrun", 324e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 325e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(exec_postrun), 326fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Execute this file after running job", 327e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 328e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOSCHED_SWITCH 329e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 330e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ioscheduler", 331e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_STORE, 332e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(ioscheduler), 333fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use this IO scheduler on the backing device", 334e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 335e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 336e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 337e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "zonesize", 338e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 339e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(zone_size), 340fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Give size of an IO zone", 341ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 342e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 343e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 344e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "zoneskip", 345e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 346e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(zone_skip), 347fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Space between IO zones", 348ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 349e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 350e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 351e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "lockmem", 352e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_VAL, 353e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_lockmem_cb, 354fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Lock down this amount of memory", 355ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 356e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 357e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 358e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixcycle", 359e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 360e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixcycle), 361ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .help = "Cycle period for mixed read/write workloads (msec)", 362ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "500", 363e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 364e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 365e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixread", 366e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 367e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixread), 368ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .maxval = 100, 369fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Percentage of mixed workload that is reads", 370ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "50", 371e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 372e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 373e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rwmixwrite", 374e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 375e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(rwmixwrite), 376ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .maxval = 100, 377fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Percentage of mixed workload that is writes", 378ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "50", 379e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 380e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 381e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "nice", 382e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 383e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(nice), 384fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set job CPU nice value", 38515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .minval = -19, 386ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .maxval = 20, 387ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 388e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 389e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOPRIO 390e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 391e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "prio", 392e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 393e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_prio_cb, 394fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set job IO priority value", 39515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .minval = 0, 39615f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .maxval = 7, 397e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 398e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 399e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "prioclass", 400e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 401e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_prioclass_cb, 402fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set job IO priority class", 40315f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .minval = 0, 40415f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe .maxval = 3, 405e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 406e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 407e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 408e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "thinktime", 409e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4101304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(thinktime), 4115fa0f817d41211f45c04809dfe6c324f916fbcb4Jens Axboe .help = "Idle time between IO buffers (usec)", 412ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 413e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 414e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 41548097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .name = "thinktime_spin", 41648097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .type = FIO_OPT_INT, 41748097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .off1 = td_var_offset(thinktime_spin), 41834403fb14ba48d708fdfd2934583506bb5caac05Jens Axboe .help = "Start think time by spinning this amount (usec)", 41948097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe .def = "0", 42048097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe }, 42148097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe { 4229c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe .name = "thinktime_blocks", 4239c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe .type = FIO_OPT_INT, 4241304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(thinktime_blocks), 425fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "IO buffer period between 'thinktime'", 426ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 4279c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe }, 4289c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe { 429e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "rate", 430e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4311304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(rate), 432fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Set bandwidth rate", 433e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 434e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 435e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ratemin", 436e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4371304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(ratemin), 438fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "The bottom limit accepted", 439e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 440e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 441e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "ratecycle", 442e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4431304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(ratecycle), 4446da1fa7f0a8d7e588dc0ea40a5e175edded9a8acJens Axboe .help = "Window average for rate limits (msec)", 445ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1000", 446e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 447e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 448e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "invalidate", 44913335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4501304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(invalidate_cache), 451fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Invalidate buffer/page cache prior to running job", 452ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 453e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 454e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 455e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "sync", 45613335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4571304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(sync_io), 458fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use O_SYNC for buffered writes", 459ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 460e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 461e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 462e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "bwavgtime", 463e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4641304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(bw_avg_time), 465ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .help = "Time window over which to calculate bandwidth (msec)", 466ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "500", 467e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 468e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 469e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "create_serialize", 47013335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4711304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(create_serialize), 472fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Serialize creating of job files", 473ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 474e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 475e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 476e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "create_fsync", 47713335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 4781304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(create_fsync), 479fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Fsync file after creation", 480ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "1", 481e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 482e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 483e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpuload", 484e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4851304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(cpuload), 486fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use this percentage of CPU", 487e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 488e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 489e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpuchunks", 490e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 4911304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(cpucycle), 492ba0fbe1029bae1de08d66a72b6d0b2505c67c438Jens Axboe .help = "Length of the CPU burn cycles (usecs)", 493ba0fbe1029bae1de08d66a72b6d0b2505c67c438Jens Axboe .def = "50000", 494e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 495e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_CPU_AFFINITY 496e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 497e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "cpumask", 498e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_INT, 499e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_cpumask_cb, 500fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "CPU affinity mask", 501e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 502e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif 503e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 504e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "end_fsync", 50513335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 5061304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe .off1 = td_var_offset(end_fsync), 507fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Include fsync at the end of job", 508ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = "0", 509e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 510e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 511ebb1415f729c123b8a13bcbd667bf4b4cc95b4d4Jens Axboe .name = "fsync_on_close", 512ebb1415f729c123b8a13bcbd667bf4b4cc95b4d4Jens Axboe .type = FIO_OPT_BOOL, 513ebb1415f729c123b8a13bcbd667bf4b4cc95b4d4Jens Axboe .off1 = td_var_offset(fsync_on_close), 514ebb1415f729c123b8a13bcbd667bf4b4cc95b4d4Jens Axboe .help = "fsync files on close", 515ebb1415f729c123b8a13bcbd667bf4b4cc95b4d4Jens Axboe .def = "0", 516ebb1415f729c123b8a13bcbd667bf4b4cc95b4d4Jens Axboe }, 517ebb1415f729c123b8a13bcbd667bf4b4cc95b4d4Jens Axboe { 518e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "unlink", 51913335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe .type = FIO_OPT_BOOL, 520e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(unlink), 521ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .help = "Unlink created files after job has completed", 522e545a6ce0f0f3e6881e997bf2af8969fc6dd7082Jens Axboe .def = "0", 523e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 524e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 525e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "exitall", 526e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 527e1f365035a952233463d85d659bd960ba78f012eJens Axboe .cb = str_exitall_cb, 528fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Terminate all jobs when one exits", 529e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 530e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 531e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "stonewall", 532e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 533e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(stonewall), 534fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Insert a hard barrier between this job and previous", 535e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 536e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 537e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "thread", 538e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 539d9bb3b809d80cc3226d1c603e87fc90b6680320bJens Axboe .off1 = td_var_offset(use_thread), 540fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Use threads instead of forks", 541e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 542e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 543e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_bw_log", 544e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 545e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(write_bw_log), 546fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Write log of bandwidth during run", 547e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 548e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 549e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = "write_lat_log", 550e1f365035a952233463d85d659bd960ba78f012eJens Axboe .type = FIO_OPT_STR_SET, 551e1f365035a952233463d85d659bd960ba78f012eJens Axboe .off1 = td_var_offset(write_lat_log), 552fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "Write log of latency during run", 553e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 554e1f365035a952233463d85d659bd960ba78f012eJens Axboe { 55556bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .name = "hugepage-size", 55656bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .type = FIO_OPT_STR_VAL, 55756bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe .off1 = td_var_offset(hugepage_size), 558fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .help = "When using hugepages, specify size of each page", 559ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe .def = __stringify(FIO_HUGE_PAGE), 56056bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe }, 56156bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe { 562b2560f3ca4677e2908fc4111f4d04fae5df3b229Jens Axboe .name = "group_reporting", 563b2560f3ca4677e2908fc4111f4d04fae5df3b229Jens Axboe .type = FIO_OPT_STR_SET, 564b2560f3ca4677e2908fc4111f4d04fae5df3b229Jens Axboe .off1 = td_var_offset(group_reporting), 565b2560f3ca4677e2908fc4111f4d04fae5df3b229Jens Axboe .help = "Do reporting on a per-group basis", 566b2560f3ca4677e2908fc4111f4d04fae5df3b229Jens Axboe }, 567b2560f3ca4677e2908fc4111f4d04fae5df3b229Jens Axboe { 568e1f365035a952233463d85d659bd960ba78f012eJens Axboe .name = NULL, 569e1f365035a952233463d85d659bd960ba78f012eJens Axboe }, 570e1f365035a952233463d85d659bd960ba78f012eJens Axboe}; 571e1f365035a952233463d85d659bd960ba78f012eJens Axboe 572b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_JOB_OPTS (sizeof(options) / sizeof(struct fio_option)) 573b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_CMD_OPTS (16) 574b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_GETOPT_JOB (0x89988998) 575b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 576b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 577b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Command line options. These will contain the above, plus a few 578b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * extra that only pertain to fio itself and not jobs. 579b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 580b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic struct option long_options[FIO_JOB_OPTS + FIO_CMD_OPTS] = { 581b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 582b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "output", 583b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 584b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'o', 585b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 586b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 587b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "timeout", 588b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 589b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 't', 590b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 591b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 592b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "latency-log", 593b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 594b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'l', 595b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 596b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 597b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "bandwidth-log", 598b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 599b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'b', 600b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 601b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 602b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "minimal", 603b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = optional_argument, 604b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'm', 605b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 606b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 607b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "version", 608b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = no_argument, 609b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'v', 610b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 611b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 612fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "help", 613fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .has_arg = no_argument, 614fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'h', 615fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 616fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 617fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "cmdhelp", 618320beefe2d0c5f05f24b4e0c1d13fcb2f1286a78Jens Axboe .has_arg = optional_argument, 619fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'c', 620fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 621fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 622b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = NULL, 623b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 624b46928282e0a890f49250e79b81af773a2b7108fJens Axboe}; 625b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 626ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboestatic int def_timeout = 0; 627972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 62848946b4c03a31750c76175046a9d590686d80023Jens Axboestatic char fio_version_string[] = "fio 1.14"; 629ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 630972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic char **ini_file; 631ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int max_jobs = MAX_JOBS; 632ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 633ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data def_thread; 634ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data *threads = NULL; 635ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 636ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint exitall_on_terminate = 0; 637c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboeint terse_output = 0; 638c04f7ec3ecb8ce780bde6ad3515f003e6015c62aJens Axboeunsigned long long mlock_size = 0; 639eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_out = NULL; 640eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_err = NULL; 641ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 642ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboestatic int write_lat_log = 0; 643bb3884d855100fa8fa6a1d2aac79e867dfd47bf9Jens Axboeint write_bw_log = 0; 644ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe 6453c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboestatic int prev_group_jobs; 6463c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe 6479728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_out() 6489728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 6499728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_out; 6509728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 6519728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 6529728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_err() 6539728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 6549728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_err; 6559728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 6569728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 657906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 658906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Return a free job structure. 659906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 660ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic struct thread_data *get_new_job(int global, struct thread_data *parent) 661ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 662ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 663ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 664ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (global) 665ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return &def_thread; 666ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (thread_number >= max_jobs) 667ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return NULL; 668ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 669ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = &threads[thread_number++]; 670ddaeaa5ab1e3f1cb6f35a9f4a18ee932151a0ab8Jens Axboe *td = *parent; 671ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 672ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->thread_number = thread_number; 673ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return td; 674ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 675ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 676ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void put_job(struct thread_data *td) 677ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 678549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe if (td == &def_thread) 679549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe return; 680549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe 68116edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (td->error) 68216edf25dba269ee9e8239130e75b690440b1e120Jens Axboe fprintf(f_out, "fio: %s\n", td->verror); 68316edf25dba269ee9e8239130e75b690440b1e120Jens Axboe 684ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&threads[td->thread_number - 1], 0, sizeof(*td)); 685ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe thread_number--; 686ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 687ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 688dad915e36819e74c4540db19faae488ede963ee4Jens Axboe/* 689dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * Lazy way of fixing up options that depend on each other. We could also 690dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * define option callback handlers, but this is easier. 691dad915e36819e74c4540db19faae488ede963ee4Jens Axboe */ 692e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic void fixup_options(struct thread_data *td) 693e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 694e1f365035a952233463d85d659bd960ba78f012eJens Axboe if (!td->rwmixread && td->rwmixwrite) 695e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->rwmixread = 100 - td->rwmixwrite; 696dad915e36819e74c4540db19faae488ede963ee4Jens Axboe 697076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe if (td->write_iolog_file && td->read_iolog_file) { 698076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe log_err("fio: read iolog overrides write_iolog\n"); 699076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe free(td->write_iolog_file); 700076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe td->write_iolog_file = NULL; 701076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe } 70216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 70316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td->io_ops->flags & FIO_SYNCIO) 70416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->iodepth = 1; 70516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe else { 70616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (!td->iodepth) 707b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe td->iodepth = td->open_files; 70816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe } 70916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 71016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 71116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * only really works for sequential io for now, and with 1 file 71216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 713b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe if (td->zone_size && td_random(td) && td->open_files == 1) 71416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->zone_size = 0; 71516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 71616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 71716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * Reads can do overwrites, we always need to pre-create the file 71816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 71916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) || td_rw(td)) 72016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->overwrite = 1; 72116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 722a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->min_bs[DDIR_READ]) 723a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->min_bs[DDIR_READ]= td->bs[DDIR_READ]; 724a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->max_bs[DDIR_READ]) 725a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->max_bs[DDIR_READ] = td->bs[DDIR_READ]; 726a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->min_bs[DDIR_WRITE]) 72775e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe td->min_bs[DDIR_WRITE]= td->bs[DDIR_WRITE]; 728a00735e66f9ec42549da94eba3170e543b542904Jens Axboe if (!td->max_bs[DDIR_WRITE]) 72975e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe td->max_bs[DDIR_WRITE] = td->bs[DDIR_WRITE]; 730a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 731a00735e66f9ec42549da94eba3170e543b542904Jens Axboe td->rw_min_bs = min(td->min_bs[DDIR_READ], td->min_bs[DDIR_WRITE]); 732a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 73316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) && !td_rw(td)) 73416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe td->verify = 0; 735bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe 736bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe if (td->norandommap && td->verify != VERIFY_NONE) { 737bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe log_err("fio: norandommap given, verify disabled\n"); 738bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe td->verify = VERIFY_NONE; 739bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 740690adba373bb8c97a365c67da369e265953c4b4cJens Axboe if (td->bs_unaligned && (td->odirect || td->io_ops->flags & FIO_RAWIO)) 741690adba373bb8c97a365c67da369e265953c4b4cJens Axboe log_err("fio: bs_unaligned may not work with raw io\n"); 742e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 743e0a223354342cc45a916b669343718b80a20c2eaJens Axboe /* 74448097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe * thinktime_spin must be less than thinktime 74548097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe */ 74648097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe if (td->thinktime_spin > td->thinktime) 74748097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe td->thinktime_spin = td->thinktime; 748e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe 749e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe /* 750e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe * The low water mark cannot be bigger than the iodepth 751e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe */ 7529467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe if (td->iodepth_low > td->iodepth || !td->iodepth_low) { 7539467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe /* 7549467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * syslet work around - if the workload is sequential, 7559467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * we want to let the queue drain all the way down to 7569467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * avoid seeking between async threads 7579467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe */ 7589467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) 7599467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe td->iodepth_low = 1; 7609467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe else 7619467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe td->iodepth_low = td->iodepth; 7629467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe } 763cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe 764cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe /* 765cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe * If batch number isn't set, default to the same as iodepth 766cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe */ 767cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe if (td->iodepth_batch > td->iodepth || !td->iodepth_batch) 768cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe td->iodepth_batch = td->iodepth; 769b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe 770bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe if (td->nr_files > td->files_index) 7719f9214f243701626a04b4a0f9aceec03b8b40e0fJens Axboe td->nr_files = td->files_index; 7729f9214f243701626a04b4a0f9aceec03b8b40e0fJens Axboe 7739f9214f243701626a04b4a0f9aceec03b8b40e0fJens Axboe if (td->open_files > td->nr_files || !td->open_files) 774b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe td->open_files = td->nr_files; 775e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 776e1f365035a952233463d85d659bd960ba78f012eJens Axboe 777906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 778f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe * This function leaks the buffer 779f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe */ 780f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboestatic char *to_kmg(unsigned int val) 781f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe{ 782f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *buf = malloc(32); 783f3502ba2dd72d846a388c774a01c6bb833871248Jens Axboe char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; 784f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *p = post; 785f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 786245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe do { 787f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe if (val & 1023) 788f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe break; 789f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 790f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe val >>= 10; 791f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe p++; 792245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe } while (*p); 793f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 794f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe snprintf(buf, 31, "%u%c", val, *p); 795f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe return buf; 796f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe} 797f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 79809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe/* External engines are specified by "external:name.o") */ 79909629a90d5b68b220e3fb98318e2dcd019943edaJens Axboestatic const char *get_engine_name(const char *str) 80009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe{ 80109629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe char *p = strstr(str, ":"); 80209629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 80309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!p) 80409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return str; 80509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 80609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe p++; 80709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_front(&p); 80809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_end(p); 80909629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return p; 81009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe} 81109629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 812f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe/* 813906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Adds a job to the list of things todo. Sanitizes the various options 814906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * to make sure we don't have conflicts, and initializes various 815906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * members of td. 816906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 817751548451d969148529b642c05e7544726ec3b64Jens Axboestatic int add_job(struct thread_data *td, const char *jobname, int job_add_num) 818ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 819413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, 820413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe "randread", "randwrite", "randrw" }; 821af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe unsigned int i; 82253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe struct fio_file *f; 82309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe const char *engine; 824af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe char fname[PATH_MAX]; 825af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe int numjobs; 826ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 827ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 828ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * the def_thread is just for options, it's not a real job 829ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 830ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td == &def_thread) 831ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 832ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 83309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe engine = get_engine_name(td->ioengine); 83409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe td->io_ops = load_ioengine(td, engine); 83509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!td->io_ops) { 83609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe log_err("fio: failed to load engine %s\n", engine); 83709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return 1; 83809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe } 839df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe 8409cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe if (td->use_thread) 8419cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_thread++; 8429cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe else 8439cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_process++; 8449cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe 845690adba373bb8c97a365c67da369e265953c4b4cJens Axboe if (td->odirect) 846690adba373bb8c97a365c67da369e265953c4b4cJens Axboe td->io_ops->flags |= FIO_RAWIO; 847690adba373bb8c97a365c67da369e265953c4b4cJens Axboe 848bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe if (!td->filename && !td->files_index) { 84980be24f4671164d597463e4b5c794d4cbd0a4537Jens Axboe td->filename = strdup(jobname); 85080be24f4671164d597463e4b5c794d4cbd0a4537Jens Axboe 8517b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe if (td->nr_files == 1) 8527b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe add_file(td, td->filename); 8537b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe else { 8547b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe for (i = 0; i < td->nr_files; i++) { 8557b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe sprintf(fname, "%s.%d.%d", td->filename, td->thread_number, i); 8567b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe add_file(td, fname); 8577b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe } 858af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe } 8590af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe } 860ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 861e0a223354342cc45a916b669343718b80a20c2eaJens Axboe fixup_options(td); 862e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 863af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe for_each_file(td, f, i) { 864af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe if (td->directory && f->filetype == FIO_TYPE_FILE) { 865af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe sprintf(fname, "%s/%s", td->directory, f->file_name); 866af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe f->file_name = strdup(fname); 86753cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 86853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 86953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 87007739b57f09886b41323c605b0dbda7d2c12522bJens Axboe td->mutex = fio_sem_init(0); 871ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 872756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; 873756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; 874756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; 875ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 8763c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe if ((td->stonewall || td->numjobs > 1) && prev_group_jobs) { 8773c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs = 0; 878ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe groupid++; 8793c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe } 880ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 881ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->groupid = groupid; 8823c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs++; 883ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 884ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_rate(td)) 885ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 886ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 887ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe if (td->write_lat_log) { 888756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.slat_log); 889756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.clat_log); 890ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 891ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe if (td->write_bw_log) 892756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.bw_log); 893ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 894b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td->name) 895b46928282e0a890f49250e79b81af773a2b7108fJens Axboe td->name = strdup(jobname); 89601452055af61d6f5de543575dba3ebb0c9e55fabJens Axboe 897c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe if (!terse_output) { 898b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe if (!job_add_num) { 899ba0fbe1029bae1de08d66a72b6d0b2505c67c438Jens Axboe if (!strcmp(td->io_ops->name, "cpuio")) 900b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle); 901f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe else { 902f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *c1, *c2, *c3, *c4; 903f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 904f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c1 = to_kmg(td->min_bs[DDIR_READ]); 905f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c2 = to_kmg(td->max_bs[DDIR_READ]); 906f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c3 = to_kmg(td->min_bs[DDIR_WRITE]); 907f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe c4 = to_kmg(td->max_bs[DDIR_WRITE]); 908f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 909413dd459a7710ba421061e840dd9ac3161c70f20Jens 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); 910f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 911f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c1); 912f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c2); 913f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c3); 914f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c4); 915f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe } 916b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe } else if (job_add_num == 1) 917c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe fprintf(f_out, "...\n"); 918c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe } 919ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 920ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 921ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * recurse add identical jobs, clear numjobs and stonewall options 922ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * as they don't apply to sub-jobs 923ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 924ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe numjobs = td->numjobs; 925ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while (--numjobs) { 926ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td_new = get_new_job(0, td); 927ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 928ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!td_new) 929ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 930ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 931ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_new->numjobs = 1; 932ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td_new->stonewall = 0; 933751548451d969148529b642c05e7544726ec3b64Jens Axboe job_add_num = numjobs - 1; 934ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 935751548451d969148529b642c05e7544726ec3b64Jens Axboe if (add_job(td_new, jobname, job_add_num)) 936ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 937ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 9383c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe 9393c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe if (td->numjobs > 1) { 9403c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe groupid++; 9413c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs = 0; 9423c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe } 9433c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe 944ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 945ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeerr: 946ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe put_job(td); 947ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return -1; 948ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 949ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 950906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 951906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Initialize the various random states we need (random io, block size ranges, 952906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * read/write mix, etc). 953906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 954ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint init_random_state(struct thread_data *td) 955ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 9560aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe unsigned long seeds[5]; 957af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe int fd, num_maps, blocks; 9580ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboe struct fio_file *f; 959af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe unsigned int i; 960ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 961ba0fbe1029bae1de08d66a72b6d0b2505c67c438Jens Axboe if (td->io_ops->flags & FIO_DISKLESSIO) 962f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe return 0; 963f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe 9641ac267bb7dd678fa12bb3573c29cff5238ef9ccfJens Axboe fd = open("/dev/urandom", O_RDONLY); 965ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fd == -1) { 966e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe td_verror(td, errno, "open"); 967ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 968ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 969ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 970a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { 971e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe td_verror(td, EIO, "read"); 972ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe close(fd); 973ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 974ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 975ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 976ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe close(fd); 977ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 9786dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[0], &td->bsrange_state); 9796dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[1], &td->verify_state); 9806dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe os_random_seed(seeds[2], &td->rwmix_state); 981ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 982413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe if (td->file_service_type == FIO_FSERVICE_RANDOM) 983413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe os_random_seed(seeds[3], &td->next_file_state); 984413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe 985413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe if (!td_random(td)) 986ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 987ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 9889ebc27e1352b905fe3396ce2350a7765fe9c57b8Jens Axboe if (td->rand_repeatable) 9890aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe seeds[4] = FIO_RANDSEED * td->thread_number; 990ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 991bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe if (!td->norandommap) { 992bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe for_each_file(td, f, i) { 993a4a81712f0bd76cbde8898c0b87faedbaa1d2da1Jens Axboe blocks = (f->real_file_size + td->rw_min_bs - 1) / td->rw_min_bs; 994c7c280ed2e4f836bd8e9e125d55d097539b70e21Jens Axboe num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP; 995bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe f->file_map = malloc(num_maps * sizeof(long)); 996bda4fd9e23d30cf89e17753180eab9062e8bc1e7Jens Axboe if (!f->file_map) { 997bda4fd9e23d30cf89e17753180eab9062e8bc1e7Jens Axboe log_err("fio: failed allocating random map. If running a large number of jobs, try the 'norandommap' option\n"); 998bda4fd9e23d30cf89e17753180eab9062e8bc1e7Jens Axboe return 1; 999bda4fd9e23d30cf89e17753180eab9062e8bc1e7Jens Axboe } 1000bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe f->num_maps = num_maps; 1001bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe memset(f->file_map, 0, num_maps * sizeof(long)); 1002bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 100353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 1004ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 10050aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe os_random_seed(seeds[4], &td->random_state); 1006ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1007ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1008ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1009ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) 1010ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1011ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_CPU_AFFINITY 1012ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 1013ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1014ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe CPU_ZERO(&cpumask); 1015ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1016ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < sizeof(int) * 8; i++) { 1017ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if ((1 << i) & cpu) 1018ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe CPU_SET(i, &cpumask); 1019ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1020ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 1021ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1022ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1023ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int is_empty_or_comment(char *line) 1024ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1025ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 1026ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1027ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < strlen(line); i++) { 1028ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (line[i] == ';') 1029ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 10305cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar if (line[i] == '#') 10315cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar return 1; 1032ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!isspace(line[i]) && !iscntrl(line[i])) 1033ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1034ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1035ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1036ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1037ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1038ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1039313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe/* 1040313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that. 1041313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe */ 10421907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboestatic char *get_opt_postfix(const char *str) 1043313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe{ 1044313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe char *p = strstr(str, ":"); 1045313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 1046313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe if (!p) 1047313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe return NULL; 1048313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 1049313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe p++; 1050313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe strip_blank_front(&p); 1051313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe strip_blank_end(p); 1052313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe return strdup(p); 1053313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe} 1054313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe 1055b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_mem_cb(void *data, const char *mem) 1056ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1057cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe struct thread_data *td = data; 1058cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe 1059b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (td->mem_type == MEM_MMAPHUGE || td->mem_type == MEM_MMAP) { 10601907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe td->mmapfile = get_opt_postfix(mem); 1061b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (td->mem_type == MEM_MMAPHUGE && !td->mmapfile) { 1062d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe log_err("fio: mmaphuge:/path/to/file\n"); 1063d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe return 1; 1064d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe } 1065ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1066ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1067b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe return 0; 1068ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1069ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1070e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_lockmem_cb(void fio_unused *data, unsigned long *val) 1071e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1072e1f365035a952233463d85d659bd960ba78f012eJens Axboe mlock_size = *val; 1073e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1074e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1075e1f365035a952233463d85d659bd960ba78f012eJens Axboe 107634cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#ifdef FIO_HAVE_IOPRIO 1077e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prioclass_cb(void *data, unsigned int *val) 1078e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1079e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 1080e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1081e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->ioprio |= *val << IOPRIO_CLASS_SHIFT; 1082e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1083e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1084e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1085e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prio_cb(void *data, unsigned int *val) 1086e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1087e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 1088e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1089e1f365035a952233463d85d659bd960ba78f012eJens Axboe td->ioprio |= *val; 1090e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1091e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 109234cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#endif 1093e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1094e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_exitall_cb(void) 1095e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1096e1f365035a952233463d85d659bd960ba78f012eJens Axboe exitall_on_terminate = 1; 1097e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1098e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1099e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1100e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_cpumask_cb(void *data, unsigned int *val) 1101e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1102e1f365035a952233463d85d659bd960ba78f012eJens Axboe struct thread_data *td = data; 1103e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1104e1f365035a952233463d85d659bd960ba78f012eJens Axboe fill_cpu_mask(td->cpumask, *val); 1105e1f365035a952233463d85d659bd960ba78f012eJens Axboe return 0; 1106e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 1107e1f365035a952233463d85d659bd960ba78f012eJens Axboe 11081907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboestatic int str_fst_cb(void *data, const char *str) 11091907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe{ 11101907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe struct thread_data *td = data; 11111907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe char *nr = get_opt_postfix(str); 11121907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe 11131907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe td->file_service_nr = 1; 11141907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe if (nr) 11151907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe td->file_service_nr = atoi(nr); 11161907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe 11171907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe return 0; 11181907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe} 11191907dbc6c0c9e1b663156e64c64c172aaf04ae8aJens Axboe 1120af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboestatic int str_filename_cb(void *data, const char *input) 1121af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe{ 1122af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe struct thread_data *td = data; 1123cae61953cd7ee0dfc0d8b736553979f10ede7cd9Jens Axboe char *fname, *str, *p; 1124af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe 1125cae61953cd7ee0dfc0d8b736553979f10ede7cd9Jens Axboe p = str = strdup(input); 1126e13363ebdb9d676f2fcb6e8673335557e6ce8782Jens Axboe 1127e13363ebdb9d676f2fcb6e8673335557e6ce8782Jens Axboe strip_blank_front(&str); 1128e13363ebdb9d676f2fcb6e8673335557e6ce8782Jens Axboe strip_blank_end(str); 1129e13363ebdb9d676f2fcb6e8673335557e6ce8782Jens Axboe 1130bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe if (!td->files_index) 1131bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe td->nr_files = 0; 1132bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe 11330ad920e7f85db1fdc26649be6bc7e584e8c7fdc9Jens Axboe while ((fname = strsep(&str, ":")) != NULL) { 1134e13363ebdb9d676f2fcb6e8673335557e6ce8782Jens Axboe if (!strlen(fname)) 1135e13363ebdb9d676f2fcb6e8673335557e6ce8782Jens Axboe break; 1136af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe add_file(td, fname); 1137bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe td->nr_files++; 11380ad920e7f85db1fdc26649be6bc7e584e8c7fdc9Jens Axboe } 1139af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe 1140cae61953cd7ee0dfc0d8b736553979f10ede7cd9Jens Axboe free(p); 1141af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe return 0; 1142af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe} 1143af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe 1144af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboestatic int str_directory_cb(void *data, const char fio_unused *str) 1145af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe{ 1146af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe struct thread_data *td = data; 1147af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe struct stat sb; 1148af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe 1149af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe if (lstat(td->directory, &sb) < 0) { 1150af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe log_err("fio: %s is not a directory\n", td->directory); 1151af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe td_verror(td, errno, "lstat"); 1152af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe return 1; 1153af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe } 1154af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe if (!S_ISDIR(sb.st_mode)) { 1155af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe log_err("fio: %s is not a directory\n", td->directory); 1156af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe return 1; 1157af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe } 1158af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe 1159af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe return 0; 1160af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe} 1161af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe 1162bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboestatic int str_opendir_cb(void *data, const char fio_unused *str) 1163bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe{ 1164bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe struct thread_data *td = data; 1165bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe 1166bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe if (!td->files_index) 1167bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe td->nr_files = 0; 1168bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe 1169bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe return add_dir_files(td, td->opendir); 1170bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe} 1171bbf6b5401cdc0b20c405a064356ab0abb27c52d0Jens Axboe 1172072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe/* 1173072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe * This is our [ini] type file parser. 1174072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe */ 11751e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboestatic int parse_jobs_ini(char *file, int stonewall_flag) 1176ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1177e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int global; 1178ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 1179fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe char *string, *name; 1180ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fpos_t off; 1181ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe FILE *f; 1182ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe char *p; 11830c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe int ret = 0, stonewall; 1184ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1185ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe f = fopen(file, "r"); 1186ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!f) { 1187aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe perror("fopen job file"); 1188ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1189ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1190ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1191ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe string = malloc(4096); 1192ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name = malloc(256); 1193fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe memset(name, 0, 256); 1194ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 11950c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe stonewall = stonewall_flag; 11967c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe do { 11977c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe p = fgets(string, 4095, f); 11987c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (!p) 119945410acb636e526575d62a037f81ade7916b738cJens Axboe break; 1200ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 1201ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1202fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe if (sscanf(p, "[%255s]", name) != 1) 1203ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1204ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1205ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe global = !strncmp(name, "global", 6); 1206ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1207ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name[strlen(name) - 1] = '\0'; 1208ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1209ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = get_new_job(global, &def_thread); 121045410acb636e526575d62a037f81ade7916b738cJens Axboe if (!td) { 121145410acb636e526575d62a037f81ade7916b738cJens Axboe ret = 1; 121245410acb636e526575d62a037f81ade7916b738cJens Axboe break; 121345410acb636e526575d62a037f81ade7916b738cJens Axboe } 1214ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1215972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe /* 1216972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe * Seperate multiple job files by a stonewall 1217972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe */ 1218f94819192600fe35d03ebed26a803abdc2b9864cJens Axboe if (!global && stonewall) { 1219972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe td->stonewall = stonewall; 1220972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe stonewall = 0; 1221972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1222972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1223ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fgetpos(f, &off); 1224ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while ((p = fgets(string, 4096, f)) != NULL) { 1225ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 1226ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 1227e1f365035a952233463d85d659bd960ba78f012eJens Axboe 1228b6754f9d3f719627d8aae4c3e8f39212d9405f99Jens Axboe strip_blank_front(&p); 12297c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 12307c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (p[0] == '[') 12317c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe break; 12327c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 12334ae3f76333bf2382e516db0b5c202b8982b1170fJens Axboe strip_blank_end(p); 1234aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe 1235e1f365035a952233463d85d659bd960ba78f012eJens Axboe fgetpos(f, &off); 1236ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 123745410acb636e526575d62a037f81ade7916b738cJens Axboe /* 123845410acb636e526575d62a037f81ade7916b738cJens Axboe * Don't break here, continue parsing options so we 123945410acb636e526575d62a037f81ade7916b738cJens Axboe * dump all the bad ones. Makes trial/error fixups 124045410acb636e526575d62a037f81ade7916b738cJens Axboe * easier on the user. 124145410acb636e526575d62a037f81ade7916b738cJens Axboe */ 12427c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe ret |= parse_option(p, options, td); 1243ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1244ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 124545410acb636e526575d62a037f81ade7916b738cJens Axboe if (!ret) { 124645410acb636e526575d62a037f81ade7916b738cJens Axboe fsetpos(f, &off); 124745410acb636e526575d62a037f81ade7916b738cJens Axboe ret = add_job(td, name, 0); 1248b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe } else { 1249b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe log_err("fio: job %s dropped\n", name); 1250b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe put_job(td); 125145410acb636e526575d62a037f81ade7916b738cJens Axboe } 12527c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe } while (!ret); 1253ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1254ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(string); 1255ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(name); 1256ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fclose(f); 125745410acb636e526575d62a037f81ade7916b738cJens Axboe return ret; 1258ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1259ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1260ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int fill_def_thread(void) 1261ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1262ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&def_thread, 0, sizeof(def_thread)); 1263ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1264ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { 1265ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("sched_getaffinity"); 1266ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1267ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1268ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1269ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 1270ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe * fill default options 1271ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 1272ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe fill_default_options(&def_thread, options); 1273ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 1274972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe def_thread.timeout = def_timeout; 1275ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe def_thread.write_bw_log = write_bw_log; 1276ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe def_thread.write_lat_log = write_lat_log; 1277ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 1278ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_DISK_UTIL 1279ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe def_thread.do_disk_util = 1; 1280ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 1281ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1282ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1283ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1284ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 12850ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboestatic void usage(void) 12864785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe{ 12874785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe printf("%s\n", fio_version_string); 1288b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--output\tWrite output to file\n"); 1289b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--timeout\tRuntime in seconds\n"); 1290b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--latency-log\tGenerate per-job latency logs\n"); 1291b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); 1292b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--minimal\tMinimal (terse) output\n"); 1293b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--version\tPrint version info and exit\n"); 1294fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--help\t\tPrint this page\n"); 1295fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n"); 12964785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe} 12974785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe 1298972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int parse_cmd_line(int argc, char *argv[]) 1299ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1300b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct thread_data *td = NULL; 1301b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe int c, ini_idx = 0, lidx, ret, dont_add_job = 0; 1302ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 13030be06ea2c87ecf1751a01ed528a2d3170bdca543Jens Axboe while ((c = getopt_long_only(argc, argv, "", long_options, &lidx)) != -1) { 1304ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe switch (c) { 1305b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 't': 1306b46928282e0a890f49250e79b81af773a2b7108fJens Axboe def_timeout = atoi(optarg); 1307b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1308b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'l': 1309b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_lat_log = 1; 1310b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1311b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'w': 1312b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_bw_log = 1; 1313b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1314b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'o': 1315b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = fopen(optarg, "w+"); 1316b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!f_out) { 1317b46928282e0a890f49250e79b81af773a2b7108fJens Axboe perror("fopen output"); 1318b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(1); 1319b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1320b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = f_out; 1321b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1322b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'm': 1323b46928282e0a890f49250e79b81af773a2b7108fJens Axboe terse_output = 1; 1324b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1325b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'h': 1326b46928282e0a890f49250e79b81af773a2b7108fJens Axboe usage(); 1327b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1328fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe case 'c': 132929fc6afe1bfcb97dd7f33d8e58b99b2d93237d47Jens Axboe ret = show_cmd_help(options, optarg); 133029fc6afe1bfcb97dd7f33d8e58b99b2d93237d47Jens Axboe exit(ret); 1331b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'v': 1332b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("%s\n", fio_version_string); 1333b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1334b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case FIO_GETOPT_JOB: { 1335b46928282e0a890f49250e79b81af773a2b7108fJens Axboe const char *opt = long_options[lidx].name; 1336b46928282e0a890f49250e79b81af773a2b7108fJens Axboe char *val = optarg; 1337b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1338c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (!strncmp(opt, "name", 4) && td) { 1339c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe ret = add_job(td, td->name ?: "fio", 0); 1340c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (ret) { 1341c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe put_job(td); 1342c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe return 0; 1343c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1344c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = NULL; 1345c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1346b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) { 134738d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe int global = !strncmp(val, "global", 6); 1348c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe 1349c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = get_new_job(global, &def_thread); 1350b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) 1351b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 0; 1352b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 135338d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe 1354b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe ret = parse_cmd_option(opt, val, options, td); 135578217dfa392a6a39f018722e91bc179e9d5443dfJens Axboe if (ret) 1356b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe dont_add_job = 1; 1357b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1358b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1359b46928282e0a890f49250e79b81af773a2b7108fJens Axboe default: 1360b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1361ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1362ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1363c9fad893e8333682d6ab67a269b0dd74f303c5bcJens Axboe 1364b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (td) { 1365b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (dont_add_job) 1366b46928282e0a890f49250e79b81af773a2b7108fJens Axboe put_job(td); 1367b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe else { 1368b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe ret = add_job(td, td->name ?: "fio", 0); 1369b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (ret) 1370b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe put_job(td); 1371b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe } 1372972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1373774a617767830b5023f6cad4a45609a92ec82d41Jens Axboe 1374b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (optind < argc) { 1375b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_idx++; 1376b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file = realloc(ini_file, ini_idx * sizeof(char *)); 1377b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file[ini_idx - 1] = strdup(argv[optind]); 1378b46928282e0a890f49250e79b81af773a2b7108fJens Axboe optind++; 1379eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens Axboe } 1380972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1381972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return ini_idx; 1382ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1383ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1384ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void free_shm(void) 1385ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1386ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct shmid_ds sbuf; 1387ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1388ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (threads) { 13892c0ecd28459b6a1b236c865defb5ef76ce8bfa02Jens Axboe shmdt((void *) threads); 1390ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe threads = NULL; 1391ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe shmctl(shm_id, IPC_RMID, &sbuf); 1392ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1393ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1394ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1395906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 1396906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * The thread area is shared between the main process and the job 1397906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * threads/processes. So setup a shared memory segment that will hold 1398906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * all the job info. 1399906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 1400ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int setup_thread_area(void) 1401ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1402ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 1403ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * 1024 is too much on some machines, scale max_jobs if 1404ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * we get a failure that looks like too large a shm segment 1405ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 1406ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe do { 1407906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe size_t size = max_jobs * sizeof(struct thread_data); 1408ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1409906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe shm_id = shmget(0, size, IPC_CREAT | 0600); 1410ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (shm_id != -1) 1411ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe break; 1412ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (errno != EINVAL) { 1413ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("shmget"); 1414ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe break; 1415ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1416ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1417ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe max_jobs >>= 1; 1418ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } while (max_jobs); 1419ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1420ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (shm_id == -1) 1421ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1422ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1423ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe threads = shmat(shm_id, NULL, 0); 1424ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (threads == (void *) -1) { 1425ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("shmat"); 1426ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1427ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1428ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1429ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe atexit(free_shm); 1430ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1431ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1432ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1433b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 1434b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Copy the fio options into the long options map, so we mirror 1435b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * job and cmd line options. 1436b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 1437b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic void dupe_job_options(void) 1438b46928282e0a890f49250e79b81af773a2b7108fJens Axboe{ 1439b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct fio_option *o; 1440b46928282e0a890f49250e79b81af773a2b7108fJens Axboe unsigned int i; 1441b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1442b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i = 0; 1443b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (long_options[i].name) 1444b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i++; 1445b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1446b46928282e0a890f49250e79b81af773a2b7108fJens Axboe o = &options[0]; 1447b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (o->name) { 1448b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].name = o->name; 1449b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].val = FIO_GETOPT_JOB; 1450b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (o->type == FIO_OPT_STR_SET) 1451b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].has_arg = no_argument; 1452b46928282e0a890f49250e79b81af773a2b7108fJens Axboe else 1453b46928282e0a890f49250e79b81af773a2b7108fJens Axboe long_options[i].has_arg = required_argument; 1454b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1455b46928282e0a890f49250e79b81af773a2b7108fJens Axboe i++; 1456b46928282e0a890f49250e79b81af773a2b7108fJens Axboe o++; 1457b46928282e0a890f49250e79b81af773a2b7108fJens Axboe assert(i < FIO_JOB_OPTS + FIO_CMD_OPTS); 1458b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1459b46928282e0a890f49250e79b81af773a2b7108fJens Axboe} 1460b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1461ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint parse_options(int argc, char *argv[]) 1462ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1463972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe int job_files, i; 1464972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1465b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = stdout; 1466b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = stderr; 1467b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 146813335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe options_init(options); 146913335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe 1470b46928282e0a890f49250e79b81af773a2b7108fJens Axboe dupe_job_options(); 1471b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1472ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_thread_area()) 1473ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1474ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fill_def_thread()) 1475ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1476ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1477972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe job_files = parse_cmd_line(argc, argv); 1478ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1479972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe for (i = 0; i < job_files; i++) { 1480972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe if (fill_def_thread()) 1481972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 14820c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe if (parse_jobs_ini(ini_file[i], i)) 1483972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 148488c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file[i]); 1485972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1486ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 148788c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file); 1488b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1489b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!thread_number) { 1490b46928282e0a890f49250e79b81af773a2b7108fJens Axboe log_err("No jobs defined(s)\n"); 1491b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 1; 1492b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1493b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1494ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1495ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1496