init.c revision 375b2695693f56987e23deef3ded8e5b06ef6797
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 20019b18e81e3b129bcf1a3e1bb10d172498f3cd2fJens Axboestatic char fio_version_string[] = "fio 1.16.1"; 21214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 22ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define FIO_RANDSEED (0xb1899bedUL) 23ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 24214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic char **ini_file; 25214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int max_jobs = MAX_JOBS; 26cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboestatic int dump_cmdline; 27e1f365035a952233463d85d659bd960ba78f012eJens Axboe 28214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestruct thread_data def_thread; 29214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestruct thread_data *threads = NULL; 30e1f365035a952233463d85d659bd960ba78f012eJens Axboe 31214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeint exitall_on_terminate = 0; 32214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeint terse_output = 0; 33214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeunsigned long long mlock_size = 0; 34214e1ecae844a32bf8f66d19132f4948d922dceeJens AxboeFILE *f_out = NULL; 35214e1ecae844a32bf8f66d19132f4948d922dceeJens AxboeFILE *f_err = NULL; 36ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 37214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeint write_bw_log = 0; 38214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 39214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int def_timeout = 0; 40214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int write_lat_log = 0; 41e1f365035a952233463d85d659bd960ba78f012eJens Axboe 42214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int prev_group_jobs; 43b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 44b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 45b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Command line options. These will contain the above, plus a few 46b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * extra that only pertain to fio itself and not jobs. 47b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 48214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic struct option long_options[FIO_NR_OPTIONS] = { 49b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 50b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "output", 51b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 52b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'o', 53b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 54b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 55b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "timeout", 56b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 57b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 't', 58b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 59b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 60b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "latency-log", 61b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 62b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'l', 63b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 64b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 65b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "bandwidth-log", 66b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 67b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'b', 68b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 69b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 70b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "minimal", 71b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = optional_argument, 72b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'm', 73b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 74b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 75b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "version", 76b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = no_argument, 77b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'v', 78b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 79b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 80fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "help", 81fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .has_arg = no_argument, 82fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'h', 83fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 84fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 85fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "cmdhelp", 86320beefe2d0c5f05f24b4e0c1d13fcb2f1286a78Jens Axboe .has_arg = optional_argument, 87fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'c', 88fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 89fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 90cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe .name = "showcmd", 91cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe .has_arg = no_argument, 92cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe .val = 's' 93cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe }, 94cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe { 95b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = NULL, 96b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 97b46928282e0a890f49250e79b81af773a2b7108fJens Axboe}; 98b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 999728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_out() 1009728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 1019728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_out; 1029728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 1039728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 1049728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_err() 1059728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 1069728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_err; 1079728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 1089728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 109906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 110906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Return a free job structure. 111906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 112ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic struct thread_data *get_new_job(int global, struct thread_data *parent) 113ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 114ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 115ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 116ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (global) 117ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return &def_thread; 118ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (thread_number >= max_jobs) 119ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return NULL; 120ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 121ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = &threads[thread_number++]; 122ddaeaa5ab1e3f1cb6f35a9f4a18ee932151a0ab8Jens Axboe *td = *parent; 123ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 124cade3ef44669c5c962d7ed18ca0e361116ee44adJens Axboe dup_files(td, parent); 125d23bb327374520295509bbd98912c8091b701a3eJens Axboe options_mem_dupe(td); 126cade3ef44669c5c962d7ed18ca0e361116ee44adJens Axboe 127ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->thread_number = thread_number; 128ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return td; 129ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 130ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 131ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void put_job(struct thread_data *td) 132ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 133549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe if (td == &def_thread) 134549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe return; 135549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe 13616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (td->error) 1376d86144dd10b05e8b82e9b895c35dd778e5e71abJens Axboe log_info("fio: %s\n", td->verror); 13816edf25dba269ee9e8239130e75b690440b1e120Jens Axboe 139ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&threads[td->thread_number - 1], 0, sizeof(*td)); 140ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe thread_number--; 141ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 142ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 143127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboestatic int setup_rate(struct thread_data *td) 144127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe{ 145127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe unsigned long nr_reads_per_msec; 146127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe unsigned long long rate; 147127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe unsigned int bs; 148127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 1492dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.rate && !td->o.rate_iops) 150127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe return 0; 151127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 152127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe if (td_rw(td)) 1532dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe bs = td->o.rw_min_bs; 154127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe else if (td_read(td)) 1552dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe bs = td->o.min_bs[DDIR_READ]; 156127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe else 1572dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe bs = td->o.min_bs[DDIR_WRITE]; 158127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 1592dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.rate) { 1602dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe rate = td->o.rate; 161127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe nr_reads_per_msec = (rate * 1024 * 1000LL) / bs; 162127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe } else 1632dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe nr_reads_per_msec = td->o.rate_iops * 1000UL; 164127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 165127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe if (!nr_reads_per_msec) { 166127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe log_err("rate lower than supported\n"); 167127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe return -1; 168127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe } 169127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 170127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe td->rate_usec_cycle = 1000000000ULL / nr_reads_per_msec; 171127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe td->rate_pending_usleep = 0; 172127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe return 0; 173127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe} 174127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 175dad915e36819e74c4540db19faae488ede963ee4Jens Axboe/* 176dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * Lazy way of fixing up options that depend on each other. We could also 177dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * define option callback handlers, but this is easier. 178dad915e36819e74c4540db19faae488ede963ee4Jens Axboe */ 1794e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboestatic int fixup_options(struct thread_data *td) 180e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 1812dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe struct thread_options *o = &td->o; 182dad915e36819e74c4540db19faae488ede963ee4Jens Axboe 183e47f799f567508835b60675ed659c97f78e7cc94Jens Axboe if (o->rwmix[DDIR_READ] + o->rwmix[DDIR_WRITE] > 100) 184e47f799f567508835b60675ed659c97f78e7cc94Jens Axboe o->rwmix[DDIR_WRITE] = 100 - o->rwmix[DDIR_READ]; 1852dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe 1862dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->write_iolog_file && o->read_iolog_file) { 187076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe log_err("fio: read iolog overrides write_iolog\n"); 1882dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe free(o->write_iolog_file); 1892dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->write_iolog_file = NULL; 190076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe } 19116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 19216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td->io_ops->flags & FIO_SYNCIO) 1932dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth = 1; 19416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe else { 1952dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->iodepth) 1962dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth = o->open_files; 19716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe } 19816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 19916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 20016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * only really works for sequential io for now, and with 1 file 20116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 2022dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->zone_size && td_random(td) && o->open_files == 1) 2032dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->zone_size = 0; 20416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 20516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 20616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * Reads can do overwrites, we always need to pre-create the file 20716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 20816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) || td_rw(td)) 2092dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->overwrite = 1; 21016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 2112dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->min_bs[DDIR_READ]) 2122dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->min_bs[DDIR_READ]= o->bs[DDIR_READ]; 2132dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->max_bs[DDIR_READ]) 2142dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; 2152dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->min_bs[DDIR_WRITE]) 2162dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->min_bs[DDIR_WRITE]= o->bs[DDIR_WRITE]; 2172dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->max_bs[DDIR_WRITE]) 2182dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; 219a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 2202dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); 221a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 2222dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->file_size_high) 2232dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->file_size_high = o->file_size_low; 2249c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 22516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) && !td_rw(td)) 2262dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->verify = 0; 227bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe 2282dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->norandommap && o->verify != VERIFY_NONE) { 229bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe log_err("fio: norandommap given, verify disabled\n"); 2302dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->verify = VERIFY_NONE; 231bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 2322dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) 233690adba373bb8c97a365c67da369e265953c4b4cJens Axboe log_err("fio: bs_unaligned may not work with raw io\n"); 234e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 235e0a223354342cc45a916b669343718b80a20c2eaJens Axboe /* 23648097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe * thinktime_spin must be less than thinktime 23748097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe */ 2382dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->thinktime_spin > o->thinktime) 2392dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->thinktime_spin = o->thinktime; 240e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe 241e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe /* 242e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe * The low water mark cannot be bigger than the iodepth 243e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe */ 2442dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->iodepth_low > o->iodepth || !o->iodepth_low) { 2459467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe /* 2469467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * syslet work around - if the workload is sequential, 2479467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * we want to let the queue drain all the way down to 2489467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * avoid seeking between async threads 2499467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe */ 2509467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) 2512dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth_low = 1; 2529467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe else 2532dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth_low = o->iodepth; 2549467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe } 255cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe 256cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe /* 257cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe * If batch number isn't set, default to the same as iodepth 258cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe */ 2592dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) 2602dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth_batch = o->iodepth; 261b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe 2622dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->nr_files > td->files_index) 2632dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->nr_files = td->files_index; 2649f9214f243701626a04b4a0f9aceec03b8b40e0fJens Axboe 2652dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->open_files > o->nr_files || !o->open_files) 2662dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->open_files = o->nr_files; 2674e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe 2682dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if ((o->rate && o->rate_iops) || (o->ratemin && o->rate_iops_min)) { 2694e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe log_err("fio: rate and rate_iops are mutually exclusive\n"); 2704e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 1; 2714e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe } 2722dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if ((o->rate < o->ratemin) || (o->rate_iops < o->rate_iops_min)) { 2734e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe log_err("fio: minimum rate exceeds rate\n"); 2744e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 1; 2754e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe } 2764e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe 277cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe if (!o->timeout && o->time_based) { 278cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe log_err("fio: time_based requires a runtime/timeout setting\n"); 279cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe o->time_based = 0; 280cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe } 281cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe 2824e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 0; 283e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 284e1f365035a952233463d85d659bd960ba78f012eJens Axboe 285906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 286f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe * This function leaks the buffer 287f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe */ 288f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboestatic char *to_kmg(unsigned int val) 289f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe{ 290f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *buf = malloc(32); 291f3502ba2dd72d846a388c774a01c6bb833871248Jens Axboe char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; 292f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *p = post; 293f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 294245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe do { 295f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe if (val & 1023) 296f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe break; 297f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 298f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe val >>= 10; 299f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe p++; 300245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe } while (*p); 301f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 302f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe snprintf(buf, 31, "%u%c", val, *p); 303f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe return buf; 304f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe} 305f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 30609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe/* External engines are specified by "external:name.o") */ 30709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboestatic const char *get_engine_name(const char *str) 30809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe{ 30909629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe char *p = strstr(str, ":"); 31009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 31109629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!p) 31209629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return str; 31309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 31409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe p++; 31509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_front(&p); 31609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_end(p); 31709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return p; 31809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe} 31909629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 320e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboestatic int exists_and_not_file(const char *filename) 321e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe{ 322e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe struct stat sb; 323e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 324e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (lstat(filename, &sb) == -1) 325e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 0; 326e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 327e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (S_ISREG(sb.st_mode)) 328e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 0; 329e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 330e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 1; 331e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe} 332e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 333f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe/* 3349c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe * Initialize the various random states we need (random io, block size ranges, 3359c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe * read/write mix, etc). 3369c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe */ 3379c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboestatic int init_random_state(struct thread_data *td) 3389c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe{ 3399c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe unsigned long seeds[6]; 340687270767de17dbad53c50e03e5d73d52505405cJens Axboe int fd; 3419c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3429c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe fd = open("/dev/urandom", O_RDONLY); 3439c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (fd == -1) { 3449c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe td_verror(td, errno, "open"); 3459c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 1; 3469c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 3479c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3489c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { 3499c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe td_verror(td, EIO, "read"); 3509c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe close(fd); 3519c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 1; 3529c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 3539c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3549c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe close(fd); 3559c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3569c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[0], &td->bsrange_state); 3579c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[1], &td->verify_state); 3589c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[2], &td->rwmix_state); 3599c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3602dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.file_service_type == FIO_FSERVICE_RANDOM) 3619c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[3], &td->next_file_state); 3629c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3639c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[5], &td->file_size_state); 3649c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3659c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (!td_random(td)) 3669c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 0; 3679c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3682dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.rand_repeatable) 3699c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe seeds[4] = FIO_RANDSEED * td->thread_number; 3709c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3719c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[4], &td->random_state); 3729c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 0; 3739c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe} 3749c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3759c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe/* 376906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Adds a job to the list of things todo. Sanitizes the various options 377906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * to make sure we don't have conflicts, and initializes various 378906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * members of td. 379906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 380751548451d969148529b642c05e7544726ec3b64Jens Axboestatic int add_job(struct thread_data *td, const char *jobname, int job_add_num) 381ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 382413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, 383413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe "randread", "randwrite", "randrw" }; 384af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe unsigned int i; 38509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe const char *engine; 386af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe char fname[PATH_MAX]; 387e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe int numjobs, file_alloced; 388ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 389ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 390ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * the def_thread is just for options, it's not a real job 391ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 392ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td == &def_thread) 393ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 394ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 395cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe /* 396cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe * if we are just dumping the output command line, don't add the job 397cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe */ 398cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) { 399cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe put_job(td); 400cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe return 0; 401cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe } 402cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 4032dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe engine = get_engine_name(td->o.ioengine); 40409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe td->io_ops = load_ioengine(td, engine); 40509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!td->io_ops) { 40609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe log_err("fio: failed to load engine %s\n", engine); 407205927a3cfc25baeb318e3aedf3ac29d16bf4be9Jens Axboe goto err; 40809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe } 409df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe 4102dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.use_thread) 4119cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_thread++; 4129cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe else 4139cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_process++; 4149cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe 4152dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.odirect) 416690adba373bb8c97a365c67da369e265953c4b4cJens Axboe td->io_ops->flags |= FIO_RAWIO; 417690adba373bb8c97a365c67da369e265953c4b4cJens Axboe 418e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe file_alloced = 0; 4192dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.filename && !td->files_index) { 420e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe file_alloced = 1; 42180be24f4671164d597463e4b5c794d4cbd0a4537Jens Axboe 4222dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.nr_files == 1 && exists_and_not_file(jobname)) 423e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe add_file(td, jobname); 4247b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe else { 4252dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe for (i = 0; i < td->o.nr_files; i++) { 426e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe sprintf(fname, "%s.%d.%d", jobname, td->thread_number, i); 4277b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe add_file(td, fname); 4287b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe } 429af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe } 4300af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe } 431ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4324e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe if (fixup_options(td)) 4334e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe goto err; 434e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 43507eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe if (td->io_ops->flags & FIO_DISKLESSIO) { 43607eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe struct fio_file *f; 43707eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe 43807eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe for_each_file(td, f, i) 43907eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe f->real_file_size = -1ULL; 44007eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe } 44107eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe 44207739b57f09886b41323c605b0dbda7d2c12522bJens Axboe td->mutex = fio_sem_init(0); 443ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 444756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; 445756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; 446756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; 4471e3d53acf28f1b61222eec244a67fad42f9a060dJens Axboe td->ddir_nr = td->o.ddir_nr; 448ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 449b3d62a759a58bfce1822787874ea6ec8d2a0cb7fJens Axboe if ((td->o.stonewall || td->o.numjobs > 1 || td->o.new_group) 450b3d62a759a58bfce1822787874ea6ec8d2a0cb7fJens Axboe && prev_group_jobs) { 4513c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs = 0; 452ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe groupid++; 4533c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe } 454ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 455ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->groupid = groupid; 4563c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs++; 457ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4589c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (init_random_state(td)) 4599c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe goto err; 4609c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 461ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_rate(td)) 462ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 463ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4642dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.write_lat_log) { 465756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.slat_log); 466756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.clat_log); 467ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 4682dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.write_bw_log) 469756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.bw_log); 470ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4712dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.name) 4722dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td->o.name = strdup(jobname); 47301452055af61d6f5de543575dba3ebb0c9e55fabJens Axboe 474c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe if (!terse_output) { 475b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe if (!job_add_num) { 476ba0fbe1029bae1de08d66a72b6d0b2505c67c438Jens Axboe if (!strcmp(td->io_ops->name, "cpuio")) 4772dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe log_info("%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->o.name, td->o.cpuload, td->o.cpucycle); 478f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe else { 479f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *c1, *c2, *c3, *c4; 480f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 4812dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c1 = to_kmg(td->o.min_bs[DDIR_READ]); 4822dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c2 = to_kmg(td->o.max_bs[DDIR_READ]); 4832dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); 4842dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); 485f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 4862dc1bbeb58edc85f2829eed6729862c438ea2353Jens 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); 487f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 488f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c1); 489f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c2); 490f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c3); 491f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c4); 492f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe } 493b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe } else if (job_add_num == 1) 4946d86144dd10b05e8b82e9b895c35dd778e5e71abJens Axboe log_info("...\n"); 495c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe } 496ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 497ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 498ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * recurse add identical jobs, clear numjobs and stonewall options 499ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * as they don't apply to sub-jobs 500ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 5012dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe numjobs = td->o.numjobs; 502ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while (--numjobs) { 503ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td_new = get_new_job(0, td); 504ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 505ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!td_new) 506ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 507ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5082dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.numjobs = 1; 5092dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.stonewall = 0; 51092c1d41f9cb4da2513ad261552f92511d69f6b8eJens Axboe td_new->o.new_group = 0; 511e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 512e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (file_alloced) { 5132dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.filename = NULL; 514e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe td_new->files_index = 0; 515e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe td_new->files = NULL; 516e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe } 517e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 518751548451d969148529b642c05e7544726ec3b64Jens Axboe job_add_num = numjobs - 1; 519ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 520751548451d969148529b642c05e7544726ec3b64Jens Axboe if (add_job(td_new, jobname, job_add_num)) 521ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 522ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 5233c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe 524ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 525ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeerr: 526ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe put_job(td); 527ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return -1; 528ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 529ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 530ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int is_empty_or_comment(char *line) 531ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 532ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 533ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 534ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < strlen(line); i++) { 535ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (line[i] == ';') 536ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 5375cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar if (line[i] == '#') 5385cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar return 1; 539ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!isspace(line[i]) && !iscntrl(line[i])) 540ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 541ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 542ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 543ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 544ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 545ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 546313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe/* 547072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe * This is our [ini] type file parser. 548072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe */ 5491e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboestatic int parse_jobs_ini(char *file, int stonewall_flag) 550ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 551e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int global; 552ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 553fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe char *string, *name; 554ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fpos_t off; 555ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe FILE *f; 556ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe char *p; 5570c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe int ret = 0, stonewall; 558097b2991ace8e069dbfb0c2286d31da714247573Jens Axboe int first_sect = 1; 559ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 560ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe f = fopen(file, "r"); 561ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!f) { 562aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe perror("fopen job file"); 563ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 564ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 565ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 566ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe string = malloc(4096); 567ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name = malloc(256); 568fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe memset(name, 0, 256); 569ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5700c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe stonewall = stonewall_flag; 5717c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe do { 5727c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe p = fgets(string, 4095, f); 5737c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (!p) 57445410acb636e526575d62a037f81ade7916b738cJens Axboe break; 575cdc7f1936e07f3b51aaa96c589e43abd7fea0051gurudas pai 576cdc7f1936e07f3b51aaa96c589e43abd7fea0051gurudas pai strip_blank_front(&p); 5776c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe strip_blank_end(p); 578cdc7f1936e07f3b51aaa96c589e43abd7fea0051gurudas pai 579ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 580ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 5816c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe if (sscanf(p, "[%255s]", name) != 1) { 5826c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe log_err("fio: option <%s> outside of job section\n", p); 583ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 5846c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe } 585ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 586ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe global = !strncmp(name, "global", 6); 587ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 588ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name[strlen(name) - 1] = '\0'; 589ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 590cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) { 591097b2991ace8e069dbfb0c2286d31da714247573Jens Axboe if (first_sect) 592097b2991ace8e069dbfb0c2286d31da714247573Jens Axboe log_info("fio "); 593cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (!global) 594cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe log_info("--name=%s ", name); 595097b2991ace8e069dbfb0c2286d31da714247573Jens Axboe first_sect = 0; 596cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe } 597cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 598ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = get_new_job(global, &def_thread); 59945410acb636e526575d62a037f81ade7916b738cJens Axboe if (!td) { 60045410acb636e526575d62a037f81ade7916b738cJens Axboe ret = 1; 60145410acb636e526575d62a037f81ade7916b738cJens Axboe break; 60245410acb636e526575d62a037f81ade7916b738cJens Axboe } 603ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 604972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe /* 605972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe * Seperate multiple job files by a stonewall 606972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe */ 607f94819192600fe35d03ebed26a803abdc2b9864cJens Axboe if (!global && stonewall) { 6082dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td->o.stonewall = stonewall; 609972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe stonewall = 0; 610972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 611972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 612ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fgetpos(f, &off); 613ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while ((p = fgets(string, 4096, f)) != NULL) { 614ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 615ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 616e1f365035a952233463d85d659bd960ba78f012eJens Axboe 617b6754f9d3f719627d8aae4c3e8f39212d9405f99Jens Axboe strip_blank_front(&p); 6187c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 6197c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (p[0] == '[') 6207c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe break; 6217c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 6224ae3f76333bf2382e516db0b5c202b8982b1170fJens Axboe strip_blank_end(p); 623aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe 624e1f365035a952233463d85d659bd960ba78f012eJens Axboe fgetpos(f, &off); 625ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 62645410acb636e526575d62a037f81ade7916b738cJens Axboe /* 62745410acb636e526575d62a037f81ade7916b738cJens Axboe * Don't break here, continue parsing options so we 62845410acb636e526575d62a037f81ade7916b738cJens Axboe * dump all the bad ones. Makes trial/error fixups 62945410acb636e526575d62a037f81ade7916b738cJens Axboe * easier on the user. 63045410acb636e526575d62a037f81ade7916b738cJens Axboe */ 631214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe ret |= fio_option_parse(td, p); 632cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (!ret && dump_cmdline) 633cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe log_info("--%s ", p); 634ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 635ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 63645410acb636e526575d62a037f81ade7916b738cJens Axboe if (!ret) { 63745410acb636e526575d62a037f81ade7916b738cJens Axboe fsetpos(f, &off); 63845410acb636e526575d62a037f81ade7916b738cJens Axboe ret = add_job(td, name, 0); 639b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe } else { 640b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe log_err("fio: job %s dropped\n", name); 641b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe put_job(td); 64245410acb636e526575d62a037f81ade7916b738cJens Axboe } 6437c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe } while (!ret); 644ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 645cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) 646cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe log_info("\n"); 647cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 648ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(string); 649ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(name); 650ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fclose(f); 65145410acb636e526575d62a037f81ade7916b738cJens Axboe return ret; 652ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 653ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 654ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int fill_def_thread(void) 655ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 656ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&def_thread, 0, sizeof(def_thread)); 657ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 658375b2695693f56987e23deef3ded8e5b06ef6797Jens Axboe fio_getaffinity(getpid(), &def_thread.o.cpumask); 659ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 660ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 661ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe * fill default options 662ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 663214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe fio_fill_default_options(&def_thread); 664ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 6652dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.timeout = def_timeout; 6662dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.write_bw_log = write_bw_log; 6672dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.write_lat_log = write_lat_log; 668ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 669ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 670ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 671ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 672214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic void free_shm(void) 673214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe{ 674214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe struct shmid_ds sbuf; 675214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 676214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (threads) { 677214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shmdt((void *) threads); 678214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe threads = NULL; 679214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shmctl(shm_id, IPC_RMID, &sbuf); 680214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 681214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe} 682214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 683214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe/* 684214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * The thread area is shared between the main process and the job 685214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * threads/processes. So setup a shared memory segment that will hold 686214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * all the job info. 687214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe */ 688214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int setup_thread_area(void) 689214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe{ 690214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe /* 691214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * 1024 is too much on some machines, scale max_jobs if 692214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * we get a failure that looks like too large a shm segment 693214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe */ 694214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe do { 695214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe size_t size = max_jobs * sizeof(struct thread_data); 696214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 697214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shm_id = shmget(0, size, IPC_CREAT | 0600); 698214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (shm_id != -1) 699214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe break; 700214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (errno != EINVAL) { 701214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe perror("shmget"); 702214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe break; 703214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 704214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 705214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe max_jobs >>= 1; 706214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } while (max_jobs); 707214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 708214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (shm_id == -1) 709214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 1; 710214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 711214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe threads = shmat(shm_id, NULL, 0); 712214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (threads == (void *) -1) { 713214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe perror("shmat"); 714214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 1; 715214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 716214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 717214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe atexit(free_shm); 718214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 0; 719214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe} 720214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 7210ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboestatic void usage(void) 7224785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe{ 7234785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe printf("%s\n", fio_version_string); 724b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--output\tWrite output to file\n"); 725b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--timeout\tRuntime in seconds\n"); 726b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--latency-log\tGenerate per-job latency logs\n"); 727b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); 728b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--minimal\tMinimal (terse) output\n"); 729b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--version\tPrint version info and exit\n"); 730fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--help\t\tPrint this page\n"); 731fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n"); 732cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe printf("\t--showcmd\tTurn a job file into command line options\n"); 7334785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe} 7344785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe 735972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int parse_cmd_line(int argc, char *argv[]) 736ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 737b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct thread_data *td = NULL; 738b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe int c, ini_idx = 0, lidx, ret, dont_add_job = 0; 739ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 7400be06ea2c87ecf1751a01ed528a2d3170bdca543Jens Axboe while ((c = getopt_long_only(argc, argv, "", long_options, &lidx)) != -1) { 741ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe switch (c) { 742b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 't': 743b46928282e0a890f49250e79b81af773a2b7108fJens Axboe def_timeout = atoi(optarg); 744b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 745b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'l': 746b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_lat_log = 1; 747b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 748b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'w': 749b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_bw_log = 1; 750b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 751b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'o': 752b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = fopen(optarg, "w+"); 753b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!f_out) { 754b46928282e0a890f49250e79b81af773a2b7108fJens Axboe perror("fopen output"); 755b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(1); 756b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 757b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = f_out; 758b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 759b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'm': 760b46928282e0a890f49250e79b81af773a2b7108fJens Axboe terse_output = 1; 761b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 762b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'h': 763b46928282e0a890f49250e79b81af773a2b7108fJens Axboe usage(); 764b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 765fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe case 'c': 766214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe exit(fio_show_option_help(optarg)); 767cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe case 's': 768cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe dump_cmdline = 1; 769cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe break; 770b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'v': 771b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("%s\n", fio_version_string); 772b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 773b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case FIO_GETOPT_JOB: { 774b46928282e0a890f49250e79b81af773a2b7108fJens Axboe const char *opt = long_options[lidx].name; 775b46928282e0a890f49250e79b81af773a2b7108fJens Axboe char *val = optarg; 776b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 777c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (!strncmp(opt, "name", 4) && td) { 7782dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe ret = add_job(td, td->o.name ?: "fio", 0); 779c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (ret) { 780c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe put_job(td); 781c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe return 0; 782c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 783c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = NULL; 784c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 785b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) { 7863106f220e1710d7e53cb7bd0dbc7dac4584af463Jens Axboe int global = 0; 7873106f220e1710d7e53cb7bd0dbc7dac4584af463Jens Axboe 7883106f220e1710d7e53cb7bd0dbc7dac4584af463Jens Axboe if (strncmp(opt, "name", 4) || 7893106f220e1710d7e53cb7bd0dbc7dac4584af463Jens Axboe !strncmp(val, "global", 6)) 7903106f220e1710d7e53cb7bd0dbc7dac4584af463Jens Axboe global = 1; 791c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe 792c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = get_new_job(global, &def_thread); 793b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) 794b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 0; 795b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 79638d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe 797214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe ret = fio_cmd_option_parse(td, opt, val); 79878217dfa392a6a39f018722e91bc179e9d5443dfJens Axboe if (ret) 799b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe dont_add_job = 1; 800b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 801b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 802b46928282e0a890f49250e79b81af773a2b7108fJens Axboe default: 803b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 804ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 805ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 806c9fad893e8333682d6ab67a269b0dd74f303c5bcJens Axboe 807b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (td) { 808b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (dont_add_job) 809b46928282e0a890f49250e79b81af773a2b7108fJens Axboe put_job(td); 810b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe else { 8112dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe ret = add_job(td, td->o.name ?: "fio", 0); 812b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (ret) 813b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe put_job(td); 814b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe } 815972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 816774a617767830b5023f6cad4a45609a92ec82d41Jens Axboe 817b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (optind < argc) { 818b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_idx++; 819b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file = realloc(ini_file, ini_idx * sizeof(char *)); 820b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file[ini_idx - 1] = strdup(argv[optind]); 821b46928282e0a890f49250e79b81af773a2b7108fJens Axboe optind++; 822eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens Axboe } 823972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 824972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return ini_idx; 825ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 826ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 827b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 828ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint parse_options(int argc, char *argv[]) 829ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 830972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe int job_files, i; 831972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 832b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = stdout; 833b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = stderr; 834b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 835214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe fio_options_dup_and_init(long_options); 836b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 837ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_thread_area()) 838ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 839ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fill_def_thread()) 840ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 841ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 842972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe job_files = parse_cmd_line(argc, argv); 843ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 844972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe for (i = 0; i < job_files; i++) { 845972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe if (fill_def_thread()) 846972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 8470c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe if (parse_jobs_ini(ini_file[i], i)) 848972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 84988c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file[i]); 850972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 851ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 85288c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file); 853d23bb327374520295509bbd98912c8091b701a3eJens Axboe options_mem_free(&def_thread); 854b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 855b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!thread_number) { 856cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) 857cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe return 0; 858cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 859b46928282e0a890f49250e79b81af773a2b7108fJens Axboe log_err("No jobs defined(s)\n"); 860b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 1; 861b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 862b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 863ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 864ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 865