init.c revision 2dc1bbeb58edc85f2829eed6729862c438ea2353
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> 12ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/ipc.h> 13ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/shm.h> 14ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/types.h> 15ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/stat.h> 16ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 17ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include "fio.h" 18cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe#include "parse.h" 19ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 20214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic char fio_version_string[] = "fio 1.14a"; 21214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 22ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define FIO_RANDSEED (0xb1899bedUL) 23ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 24214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic char **ini_file; 25214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int max_jobs = MAX_JOBS; 26e1f365035a952233463d85d659bd960ba78f012eJens Axboe 27214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestruct thread_data def_thread; 28214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestruct thread_data *threads = NULL; 29e1f365035a952233463d85d659bd960ba78f012eJens Axboe 30214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeint exitall_on_terminate = 0; 31214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeint terse_output = 0; 32214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeunsigned long long mlock_size = 0; 33214e1ecae844a32bf8f66d19132f4948d922dceeJens AxboeFILE *f_out = NULL; 34214e1ecae844a32bf8f66d19132f4948d922dceeJens AxboeFILE *f_err = NULL; 35ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 36214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeint write_bw_log = 0; 37214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 38214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int def_timeout = 0; 39214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int write_lat_log = 0; 40e1f365035a952233463d85d659bd960ba78f012eJens Axboe 41214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int prev_group_jobs; 42b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 43b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 44b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Command line options. These will contain the above, plus a few 45b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * extra that only pertain to fio itself and not jobs. 46b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 47214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic struct option long_options[FIO_NR_OPTIONS] = { 48b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 49b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "output", 50b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 51b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'o', 52b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 53b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 54b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "timeout", 55b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 56b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 't', 57b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 58b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 59b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "latency-log", 60b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 61b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'l', 62b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 63b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 64b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "bandwidth-log", 65b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 66b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'b', 67b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 68b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 69b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "minimal", 70b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = optional_argument, 71b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'm', 72b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 73b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 74b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "version", 75b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = no_argument, 76b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'v', 77b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 78b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 79fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "help", 80fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .has_arg = no_argument, 81fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'h', 82fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 83fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 84fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "cmdhelp", 85320beefe2d0c5f05f24b4e0c1d13fcb2f1286a78Jens Axboe .has_arg = optional_argument, 86fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'c', 87fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 88fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 89b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = NULL, 90b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 91b46928282e0a890f49250e79b81af773a2b7108fJens Axboe}; 92b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 939728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_out() 949728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 959728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_out; 969728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 979728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 989728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_err() 999728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 1009728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_err; 1019728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 1029728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 103906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 104906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Return a free job structure. 105906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 106ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic struct thread_data *get_new_job(int global, struct thread_data *parent) 107ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 108ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 109ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 110ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (global) 111ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return &def_thread; 112ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (thread_number >= max_jobs) 113ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return NULL; 114ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 115ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = &threads[thread_number++]; 116ddaeaa5ab1e3f1cb6f35a9f4a18ee932151a0ab8Jens Axboe *td = *parent; 117ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 118ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->thread_number = thread_number; 119ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return td; 120ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 121ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 122ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void put_job(struct thread_data *td) 123ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 124549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe if (td == &def_thread) 125549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe return; 126549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe 12716edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (td->error) 1286d86144dd10b05e8b82e9b895c35dd778e5e71abJens Axboe log_info("fio: %s\n", td->verror); 12916edf25dba269ee9e8239130e75b690440b1e120Jens Axboe 130ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&threads[td->thread_number - 1], 0, sizeof(*td)); 131ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe thread_number--; 132ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 133ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 134127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboestatic int setup_rate(struct thread_data *td) 135127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe{ 136127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe unsigned long nr_reads_per_msec; 137127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe unsigned long long rate; 138127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe unsigned int bs; 139127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 1402dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.rate && !td->o.rate_iops) 141127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe return 0; 142127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 143127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe if (td_rw(td)) 1442dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe bs = td->o.rw_min_bs; 145127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe else if (td_read(td)) 1462dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe bs = td->o.min_bs[DDIR_READ]; 147127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe else 1482dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe bs = td->o.min_bs[DDIR_WRITE]; 149127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 1502dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.rate) { 1512dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe rate = td->o.rate; 152127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe nr_reads_per_msec = (rate * 1024 * 1000LL) / bs; 153127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe } else 1542dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe nr_reads_per_msec = td->o.rate_iops * 1000UL; 155127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 156127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe if (!nr_reads_per_msec) { 157127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe log_err("rate lower than supported\n"); 158127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe return -1; 159127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe } 160127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 161127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe td->rate_usec_cycle = 1000000000ULL / nr_reads_per_msec; 162127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe td->rate_pending_usleep = 0; 163127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe return 0; 164127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe} 165127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 166dad915e36819e74c4540db19faae488ede963ee4Jens Axboe/* 167dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * Lazy way of fixing up options that depend on each other. We could also 168dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * define option callback handlers, but this is easier. 169dad915e36819e74c4540db19faae488ede963ee4Jens Axboe */ 1704e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboestatic int fixup_options(struct thread_data *td) 171e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1722dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe struct thread_options *o = &td->o; 173dad915e36819e74c4540db19faae488ede963ee4Jens Axboe 1742dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->rwmixread && o->rwmixwrite) 1752dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->rwmixread = 100 - o->rwmixwrite; 1762dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe 1772dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->write_iolog_file && o->read_iolog_file) { 178076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe log_err("fio: read iolog overrides write_iolog\n"); 1792dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe free(o->write_iolog_file); 1802dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->write_iolog_file = NULL; 181076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe } 18216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 18316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td->io_ops->flags & FIO_SYNCIO) 1842dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth = 1; 18516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe else { 1862dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->iodepth) 1872dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth = o->open_files; 18816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe } 18916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 19016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 19116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * only really works for sequential io for now, and with 1 file 19216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 1932dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->zone_size && td_random(td) && o->open_files == 1) 1942dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->zone_size = 0; 19516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 19616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 19716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * Reads can do overwrites, we always need to pre-create the file 19816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 19916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) || td_rw(td)) 2002dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->overwrite = 1; 20116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 2022dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->min_bs[DDIR_READ]) 2032dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->min_bs[DDIR_READ]= o->bs[DDIR_READ]; 2042dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->max_bs[DDIR_READ]) 2052dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; 2062dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->min_bs[DDIR_WRITE]) 2072dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->min_bs[DDIR_WRITE]= o->bs[DDIR_WRITE]; 2082dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->max_bs[DDIR_WRITE]) 2092dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; 210a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 2112dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); 212a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 2132dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->file_size_high) 2142dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->file_size_high = o->file_size_low; 2159c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 21616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) && !td_rw(td)) 2172dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->verify = 0; 218bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe 2192dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->norandommap && o->verify != VERIFY_NONE) { 220bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe log_err("fio: norandommap given, verify disabled\n"); 2212dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->verify = VERIFY_NONE; 222bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 2232dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) 224690adba373bb8c97a365c67da369e265953c4b4cJens Axboe log_err("fio: bs_unaligned may not work with raw io\n"); 225e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 226e0a223354342cc45a916b669343718b80a20c2eaJens Axboe /* 22748097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe * thinktime_spin must be less than thinktime 22848097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe */ 2292dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->thinktime_spin > o->thinktime) 2302dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->thinktime_spin = o->thinktime; 231e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe 232e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe /* 233e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe * The low water mark cannot be bigger than the iodepth 234e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe */ 2352dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->iodepth_low > o->iodepth || !o->iodepth_low) { 2369467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe /* 2379467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * syslet work around - if the workload is sequential, 2389467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * we want to let the queue drain all the way down to 2399467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * avoid seeking between async threads 2409467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe */ 2419467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) 2422dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth_low = 1; 2439467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe else 2442dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth_low = o->iodepth; 2459467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe } 246cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe 247cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe /* 248cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe * If batch number isn't set, default to the same as iodepth 249cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe */ 2502dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) 2512dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth_batch = o->iodepth; 252b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe 2532dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->nr_files > td->files_index) 2542dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->nr_files = td->files_index; 2559f9214f243701626a04b4a0f9aceec03b8b40e0fJens Axboe 2562dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->open_files > o->nr_files || !o->open_files) 2572dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->open_files = o->nr_files; 2584e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe 2592dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if ((o->rate && o->rate_iops) || (o->ratemin && o->rate_iops_min)) { 2604e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe log_err("fio: rate and rate_iops are mutually exclusive\n"); 2614e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 1; 2624e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe } 2632dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if ((o->rate < o->ratemin) || (o->rate_iops < o->rate_iops_min)) { 2644e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe log_err("fio: minimum rate exceeds rate\n"); 2654e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 1; 2664e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe } 2674e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe 2684e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 0; 269e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 270e1f365035a952233463d85d659bd960ba78f012eJens Axboe 271906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 272f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe * This function leaks the buffer 273f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe */ 274f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboestatic char *to_kmg(unsigned int val) 275f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe{ 276f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *buf = malloc(32); 277f3502ba2dd72d846a388c774a01c6bb833871248Jens Axboe char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; 278f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *p = post; 279f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 280245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe do { 281f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe if (val & 1023) 282f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe break; 283f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 284f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe val >>= 10; 285f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe p++; 286245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe } while (*p); 287f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 288f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe snprintf(buf, 31, "%u%c", val, *p); 289f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe return buf; 290f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe} 291f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 29209629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe/* External engines are specified by "external:name.o") */ 29309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboestatic const char *get_engine_name(const char *str) 29409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe{ 29509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe char *p = strstr(str, ":"); 29609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 29709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!p) 29809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return str; 29909629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 30009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe p++; 30109629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_front(&p); 30209629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_end(p); 30309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return p; 30409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe} 30509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 306e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboestatic int exists_and_not_file(const char *filename) 307e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe{ 308e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe struct stat sb; 309e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 310e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (lstat(filename, &sb) == -1) 311e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 0; 312e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 313e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (S_ISREG(sb.st_mode)) 314e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 0; 315e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 316e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 1; 317e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe} 318e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 319f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe/* 3209c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe * Initialize the various random states we need (random io, block size ranges, 3219c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe * read/write mix, etc). 3229c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe */ 3239c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboestatic int init_random_state(struct thread_data *td) 3249c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe{ 3259c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe unsigned long seeds[6]; 3269c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe int fd, num_maps, blocks; 3279c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe struct fio_file *f; 3289c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe unsigned int i; 3299c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3309c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe fd = open("/dev/urandom", O_RDONLY); 3319c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (fd == -1) { 3329c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe td_verror(td, errno, "open"); 3339c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 1; 3349c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 3359c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3369c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { 3379c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe td_verror(td, EIO, "read"); 3389c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe close(fd); 3399c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 1; 3409c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 3419c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3429c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe close(fd); 3439c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3449c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[0], &td->bsrange_state); 3459c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[1], &td->verify_state); 3469c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[2], &td->rwmix_state); 3479c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3482dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.file_service_type == FIO_FSERVICE_RANDOM) 3499c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[3], &td->next_file_state); 3509c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3519c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[5], &td->file_size_state); 3529c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3539c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (!td_random(td)) 3549c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 0; 3559c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3562dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.rand_repeatable) 3579c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe seeds[4] = FIO_RANDSEED * td->thread_number; 3589c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3592dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.norandommap) { 3609c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe for_each_file(td, f, i) { 3612dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe blocks = (f->real_file_size + td->o.rw_min_bs - 1) / td->o.rw_min_bs; 3629c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP; 3639c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe f->file_map = malloc(num_maps * sizeof(long)); 3649c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (!f->file_map) { 3659c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe log_err("fio: failed allocating random map. If running a large number of jobs, try the 'norandommap' option\n"); 3669c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 1; 3679c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 3689c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe f->num_maps = num_maps; 3699c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe memset(f->file_map, 0, num_maps * sizeof(long)); 3709c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 3719c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 3729c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3739c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[4], &td->random_state); 3749c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 0; 3759c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe} 3769c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3779c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3789c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe/* 379906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Adds a job to the list of things todo. Sanitizes the various options 380906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * to make sure we don't have conflicts, and initializes various 381906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * members of td. 382906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 383751548451d969148529b642c05e7544726ec3b64Jens Axboestatic int add_job(struct thread_data *td, const char *jobname, int job_add_num) 384ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 385413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, 386413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe "randread", "randwrite", "randrw" }; 387af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe unsigned int i; 38853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe struct fio_file *f; 38909629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe const char *engine; 390af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe char fname[PATH_MAX]; 391e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe int numjobs, file_alloced; 392ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 393ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 394ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * the def_thread is just for options, it's not a real job 395ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 396ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td == &def_thread) 397ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 398ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 3992dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe engine = get_engine_name(td->o.ioengine); 40009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe td->io_ops = load_ioengine(td, engine); 40109629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!td->io_ops) { 40209629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe log_err("fio: failed to load engine %s\n", engine); 403205927a3cfc25baeb318e3aedf3ac29d16bf4be9Jens Axboe goto err; 40409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe } 405df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe 4062dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.use_thread) 4079cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_thread++; 4089cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe else 4099cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_process++; 4109cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe 4112dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.odirect) 412690adba373bb8c97a365c67da369e265953c4b4cJens Axboe td->io_ops->flags |= FIO_RAWIO; 413690adba373bb8c97a365c67da369e265953c4b4cJens Axboe 414e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe file_alloced = 0; 4152dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.filename && !td->files_index) { 416e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe file_alloced = 1; 41780be24f4671164d597463e4b5c794d4cbd0a4537Jens Axboe 4182dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.nr_files == 1 && exists_and_not_file(jobname)) 419e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe add_file(td, jobname); 4207b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe else { 4212dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe for (i = 0; i < td->o.nr_files; i++) { 422e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe sprintf(fname, "%s.%d.%d", jobname, td->thread_number, i); 4237b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe add_file(td, fname); 4247b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe } 425af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe } 4260af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe } 427ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4284e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe if (fixup_options(td)) 4294e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe goto err; 430e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 431af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe for_each_file(td, f, i) { 4322dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.directory && f->filetype == FIO_TYPE_FILE) { 4332dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe sprintf(fname, "%s/%s", td->o.directory, f->file_name); 434af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe f->file_name = strdup(fname); 43553cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 43653cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe } 43753cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe 43807739b57f09886b41323c605b0dbda7d2c12522bJens Axboe td->mutex = fio_sem_init(0); 439ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 440756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; 441756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; 442756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; 443ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4442dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if ((td->o.stonewall || td->o.numjobs > 1) && prev_group_jobs) { 4453c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs = 0; 446ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe groupid++; 4473c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe } 448ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 449ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->groupid = groupid; 4503c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs++; 451ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4529c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (init_random_state(td)) 4539c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe goto err; 4549c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 455ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_rate(td)) 456ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 457ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4582dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.write_lat_log) { 459756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.slat_log); 460756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.clat_log); 461ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 4622dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.write_bw_log) 463756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.bw_log); 464ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4652dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.name) 4662dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td->o.name = strdup(jobname); 46701452055af61d6f5de543575dba3ebb0c9e55fabJens Axboe 468c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe if (!terse_output) { 469b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe if (!job_add_num) { 470ba0fbe1029bae1de08d66a72b6d0b2505c67c438Jens Axboe if (!strcmp(td->io_ops->name, "cpuio")) 4712dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe log_info("%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->o.name, td->o.cpuload, td->o.cpucycle); 472f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe else { 473f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *c1, *c2, *c3, *c4; 474f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 4752dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c1 = to_kmg(td->o.min_bs[DDIR_READ]); 4762dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c2 = to_kmg(td->o.max_bs[DDIR_READ]); 4772dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); 4782dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); 479f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 4802dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s, ioengine=%s, iodepth=%u\n", td->o.name, td->groupid, ddir_str[td->o.td_ddir], c1, c2, c3, c4, td->io_ops->name, td->o.iodepth); 481f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 482f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c1); 483f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c2); 484f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c3); 485f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c4); 486f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe } 487b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe } else if (job_add_num == 1) 4886d86144dd10b05e8b82e9b895c35dd778e5e71abJens Axboe log_info("...\n"); 489c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe } 490ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 491ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 492ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * recurse add identical jobs, clear numjobs and stonewall options 493ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * as they don't apply to sub-jobs 494ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 4952dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe numjobs = td->o.numjobs; 496ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while (--numjobs) { 497ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td_new = get_new_job(0, td); 498ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 499ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!td_new) 500ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 501ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5022dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.numjobs = 1; 5032dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.stonewall = 0; 504e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 505e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (file_alloced) { 5062dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.filename = NULL; 507e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe td_new->files_index = 0; 508e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe td_new->files = NULL; 509e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe } 510e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 511751548451d969148529b642c05e7544726ec3b64Jens Axboe job_add_num = numjobs - 1; 512ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 513751548451d969148529b642c05e7544726ec3b64Jens Axboe if (add_job(td_new, jobname, job_add_num)) 514ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 515ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 5163c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe 5172dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.numjobs > 1) { 5183c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe groupid++; 5193c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs = 0; 5203c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe } 5213c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe 522ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 523ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeerr: 524ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe put_job(td); 525ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return -1; 526ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 527ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 528ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int is_empty_or_comment(char *line) 529ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 530ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 531ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 532ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < strlen(line); i++) { 533ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (line[i] == ';') 534ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 5355cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar if (line[i] == '#') 5365cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar return 1; 537ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!isspace(line[i]) && !iscntrl(line[i])) 538ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 539ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 540ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 541ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 542ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 543ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 544313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe/* 545072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe * This is our [ini] type file parser. 546072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe */ 5471e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboestatic int parse_jobs_ini(char *file, int stonewall_flag) 548ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 549e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int global; 550ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 551fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe char *string, *name; 552ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fpos_t off; 553ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe FILE *f; 554ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe char *p; 5550c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe int ret = 0, stonewall; 556ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 557ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe f = fopen(file, "r"); 558ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!f) { 559aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe perror("fopen job file"); 560ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 561ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 562ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 563ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe string = malloc(4096); 564ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name = malloc(256); 565fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe memset(name, 0, 256); 566ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5670c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe stonewall = stonewall_flag; 5687c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe do { 5697c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe p = fgets(string, 4095, f); 5707c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (!p) 57145410acb636e526575d62a037f81ade7916b738cJens Axboe break; 572ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 573ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 574fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe if (sscanf(p, "[%255s]", name) != 1) 575ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 576ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 577ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe global = !strncmp(name, "global", 6); 578ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 579ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name[strlen(name) - 1] = '\0'; 580ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 581ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = get_new_job(global, &def_thread); 58245410acb636e526575d62a037f81ade7916b738cJens Axboe if (!td) { 58345410acb636e526575d62a037f81ade7916b738cJens Axboe ret = 1; 58445410acb636e526575d62a037f81ade7916b738cJens Axboe break; 58545410acb636e526575d62a037f81ade7916b738cJens Axboe } 586ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 587972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe /* 588972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe * Seperate multiple job files by a stonewall 589972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe */ 590f94819192600fe35d03ebed26a803abdc2b9864cJens Axboe if (!global && stonewall) { 5912dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td->o.stonewall = stonewall; 592972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe stonewall = 0; 593972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 594972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 595ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fgetpos(f, &off); 596ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while ((p = fgets(string, 4096, f)) != NULL) { 597ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 598ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 599e1f365035a952233463d85d659bd960ba78f012eJens Axboe 600b6754f9d3f719627d8aae4c3e8f39212d9405f99Jens Axboe strip_blank_front(&p); 6017c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 6027c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (p[0] == '[') 6037c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe break; 6047c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 6054ae3f76333bf2382e516db0b5c202b8982b1170fJens Axboe strip_blank_end(p); 606aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe 607e1f365035a952233463d85d659bd960ba78f012eJens Axboe fgetpos(f, &off); 608ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 60945410acb636e526575d62a037f81ade7916b738cJens Axboe /* 61045410acb636e526575d62a037f81ade7916b738cJens Axboe * Don't break here, continue parsing options so we 61145410acb636e526575d62a037f81ade7916b738cJens Axboe * dump all the bad ones. Makes trial/error fixups 61245410acb636e526575d62a037f81ade7916b738cJens Axboe * easier on the user. 61345410acb636e526575d62a037f81ade7916b738cJens Axboe */ 614214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe ret |= fio_option_parse(td, p); 615ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 616ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 61745410acb636e526575d62a037f81ade7916b738cJens Axboe if (!ret) { 61845410acb636e526575d62a037f81ade7916b738cJens Axboe fsetpos(f, &off); 61945410acb636e526575d62a037f81ade7916b738cJens Axboe ret = add_job(td, name, 0); 620b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe } else { 621b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe log_err("fio: job %s dropped\n", name); 622b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe put_job(td); 62345410acb636e526575d62a037f81ade7916b738cJens Axboe } 6247c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe } while (!ret); 625ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 626ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(string); 627ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(name); 628ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fclose(f); 62945410acb636e526575d62a037f81ade7916b738cJens Axboe return ret; 630ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 631ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 632ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int fill_def_thread(void) 633ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 634ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&def_thread, 0, sizeof(def_thread)); 635ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 6362dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (fio_getaffinity(getpid(), &def_thread.o.cpumask) == -1) { 637ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("sched_getaffinity"); 638ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 639ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 640ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 641ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 642ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe * fill default options 643ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 644214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe fio_fill_default_options(&def_thread); 645ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 6462dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.timeout = def_timeout; 6472dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.write_bw_log = write_bw_log; 6482dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.write_lat_log = write_lat_log; 649ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 650ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_DISK_UTIL 6512dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.do_disk_util = 1; 652ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 653ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 654ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 655ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 656ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 657214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic void free_shm(void) 658214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe{ 659214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe struct shmid_ds sbuf; 660214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 661214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (threads) { 662214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shmdt((void *) threads); 663214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe threads = NULL; 664214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shmctl(shm_id, IPC_RMID, &sbuf); 665214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 666214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe} 667214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 668214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe/* 669214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * The thread area is shared between the main process and the job 670214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * threads/processes. So setup a shared memory segment that will hold 671214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * all the job info. 672214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe */ 673214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int setup_thread_area(void) 674214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe{ 675214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe /* 676214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * 1024 is too much on some machines, scale max_jobs if 677214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * we get a failure that looks like too large a shm segment 678214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe */ 679214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe do { 680214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe size_t size = max_jobs * sizeof(struct thread_data); 681214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 682214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shm_id = shmget(0, size, IPC_CREAT | 0600); 683214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (shm_id != -1) 684214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe break; 685214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (errno != EINVAL) { 686214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe perror("shmget"); 687214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe break; 688214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 689214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 690214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe max_jobs >>= 1; 691214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } while (max_jobs); 692214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 693214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (shm_id == -1) 694214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 1; 695214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 696214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe threads = shmat(shm_id, NULL, 0); 697214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (threads == (void *) -1) { 698214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe perror("shmat"); 699214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 1; 700214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 701214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 702214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe atexit(free_shm); 703214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 0; 704214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe} 705214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 7060ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboestatic void usage(void) 7074785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe{ 7084785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe printf("%s\n", fio_version_string); 709b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--output\tWrite output to file\n"); 710b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--timeout\tRuntime in seconds\n"); 711b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--latency-log\tGenerate per-job latency logs\n"); 712b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); 713b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--minimal\tMinimal (terse) output\n"); 714b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--version\tPrint version info and exit\n"); 715fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--help\t\tPrint this page\n"); 716fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n"); 7174785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe} 7184785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe 719972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int parse_cmd_line(int argc, char *argv[]) 720ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 721b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct thread_data *td = NULL; 722b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe int c, ini_idx = 0, lidx, ret, dont_add_job = 0; 723ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 7240be06ea2c87ecf1751a01ed528a2d3170bdca543Jens Axboe while ((c = getopt_long_only(argc, argv, "", long_options, &lidx)) != -1) { 725ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe switch (c) { 726b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 't': 727b46928282e0a890f49250e79b81af773a2b7108fJens Axboe def_timeout = atoi(optarg); 728b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 729b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'l': 730b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_lat_log = 1; 731b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 732b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'w': 733b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_bw_log = 1; 734b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 735b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'o': 736b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = fopen(optarg, "w+"); 737b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!f_out) { 738b46928282e0a890f49250e79b81af773a2b7108fJens Axboe perror("fopen output"); 739b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(1); 740b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 741b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = f_out; 742b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 743b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'm': 744b46928282e0a890f49250e79b81af773a2b7108fJens Axboe terse_output = 1; 745b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 746b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'h': 747b46928282e0a890f49250e79b81af773a2b7108fJens Axboe usage(); 748b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 749fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe case 'c': 750214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe exit(fio_show_option_help(optarg)); 751b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'v': 752b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("%s\n", fio_version_string); 753b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 754b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case FIO_GETOPT_JOB: { 755b46928282e0a890f49250e79b81af773a2b7108fJens Axboe const char *opt = long_options[lidx].name; 756b46928282e0a890f49250e79b81af773a2b7108fJens Axboe char *val = optarg; 757b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 758c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (!strncmp(opt, "name", 4) && td) { 7592dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe ret = add_job(td, td->o.name ?: "fio", 0); 760c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (ret) { 761c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe put_job(td); 762c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe return 0; 763c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 764c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = NULL; 765c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 766b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) { 76738d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe int global = !strncmp(val, "global", 6); 768c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe 769c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = get_new_job(global, &def_thread); 770b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) 771b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 0; 772b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 77338d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe 774214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe ret = fio_cmd_option_parse(td, opt, val); 77578217dfa392a6a39f018722e91bc179e9d5443dfJens Axboe if (ret) 776b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe dont_add_job = 1; 777b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 778b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 779b46928282e0a890f49250e79b81af773a2b7108fJens Axboe default: 780b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 781ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 782ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 783c9fad893e8333682d6ab67a269b0dd74f303c5bcJens Axboe 784b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (td) { 785b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (dont_add_job) 786b46928282e0a890f49250e79b81af773a2b7108fJens Axboe put_job(td); 787b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe else { 7882dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe ret = add_job(td, td->o.name ?: "fio", 0); 789b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (ret) 790b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe put_job(td); 791b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe } 792972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 793774a617767830b5023f6cad4a45609a92ec82d41Jens Axboe 794b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (optind < argc) { 795b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_idx++; 796b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file = realloc(ini_file, ini_idx * sizeof(char *)); 797b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file[ini_idx - 1] = strdup(argv[optind]); 798b46928282e0a890f49250e79b81af773a2b7108fJens Axboe optind++; 799eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens Axboe } 800972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 801972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return ini_idx; 802ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 803ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 804b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 805ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint parse_options(int argc, char *argv[]) 806ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 807972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe int job_files, i; 808972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 809b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = stdout; 810b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = stderr; 811b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 812214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe fio_options_dup_and_init(long_options); 813b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 814ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_thread_area()) 815ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 816ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fill_def_thread()) 817ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 818ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 819972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe job_files = parse_cmd_line(argc, argv); 820ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 821972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe for (i = 0; i < job_files; i++) { 822972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe if (fill_def_thread()) 823972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 8240c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe if (parse_jobs_ini(ini_file[i], i)) 825972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 82688c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file[i]); 827972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 828ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 82988c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file); 830b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 831b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!thread_number) { 832b46928282e0a890f49250e79b81af773a2b7108fJens Axboe log_err("No jobs defined(s)\n"); 833b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 1; 834b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 835b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 836ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 837ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 838