init.c revision 07eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3
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 2012b8a831438e8b2f701bfff930242bcafcc6a9eeJens Axboestatic char fio_version_string[] = "fio 1.15.1"; 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 2774e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 0; 278e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 279e1f365035a952233463d85d659bd960ba78f012eJens Axboe 280906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 281f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe * This function leaks the buffer 282f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe */ 283f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboestatic char *to_kmg(unsigned int val) 284f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe{ 285f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *buf = malloc(32); 286f3502ba2dd72d846a388c774a01c6bb833871248Jens Axboe char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; 287f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *p = post; 288f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 289245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe do { 290f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe if (val & 1023) 291f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe break; 292f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 293f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe val >>= 10; 294f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe p++; 295245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe } while (*p); 296f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 297f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe snprintf(buf, 31, "%u%c", val, *p); 298f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe return buf; 299f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe} 300f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 30109629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe/* External engines are specified by "external:name.o") */ 30209629a90d5b68b220e3fb98318e2dcd019943edaJens Axboestatic const char *get_engine_name(const char *str) 30309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe{ 30409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe char *p = strstr(str, ":"); 30509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 30609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!p) 30709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return str; 30809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 30909629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe p++; 31009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_front(&p); 31109629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_end(p); 31209629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return p; 31309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe} 31409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 315e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboestatic int exists_and_not_file(const char *filename) 316e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe{ 317e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe struct stat sb; 318e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 319e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (lstat(filename, &sb) == -1) 320e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 0; 321e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 322e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (S_ISREG(sb.st_mode)) 323e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 0; 324e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 325e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 1; 326e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe} 327e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 328f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe/* 3299c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe * Initialize the various random states we need (random io, block size ranges, 3309c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe * read/write mix, etc). 3319c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe */ 3329c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboestatic int init_random_state(struct thread_data *td) 3339c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe{ 3349c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe unsigned long seeds[6]; 335687270767de17dbad53c50e03e5d73d52505405cJens Axboe int fd; 3369c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3379c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe fd = open("/dev/urandom", O_RDONLY); 3389c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (fd == -1) { 3399c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe td_verror(td, errno, "open"); 3409c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 1; 3419c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 3429c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3439c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { 3449c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe td_verror(td, EIO, "read"); 3459c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe close(fd); 3469c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 1; 3479c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 3489c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3499c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe close(fd); 3509c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3519c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[0], &td->bsrange_state); 3529c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[1], &td->verify_state); 3539c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[2], &td->rwmix_state); 3549c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3552dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.file_service_type == FIO_FSERVICE_RANDOM) 3569c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[3], &td->next_file_state); 3579c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3589c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[5], &td->file_size_state); 3599c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3609c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (!td_random(td)) 3619c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 0; 3629c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3632dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.rand_repeatable) 3649c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe seeds[4] = FIO_RANDSEED * td->thread_number; 3659c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3669c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe os_random_seed(seeds[4], &td->random_state); 3679c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 0; 3689c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe} 3699c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 3709c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe/* 371906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Adds a job to the list of things todo. Sanitizes the various options 372906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * to make sure we don't have conflicts, and initializes various 373906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * members of td. 374906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 375751548451d969148529b642c05e7544726ec3b64Jens Axboestatic int add_job(struct thread_data *td, const char *jobname, int job_add_num) 376ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 377413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, 378413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe "randread", "randwrite", "randrw" }; 379af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe unsigned int i; 38009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe const char *engine; 381af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe char fname[PATH_MAX]; 382e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe int numjobs, file_alloced; 383ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 384ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 385ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * the def_thread is just for options, it's not a real job 386ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 387ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td == &def_thread) 388ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 389ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 390cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe /* 391cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe * if we are just dumping the output command line, don't add the job 392cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe */ 393cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) { 394cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe put_job(td); 395cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe return 0; 396cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe } 397cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 3982dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe engine = get_engine_name(td->o.ioengine); 39909629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe td->io_ops = load_ioengine(td, engine); 40009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!td->io_ops) { 40109629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe log_err("fio: failed to load engine %s\n", engine); 402205927a3cfc25baeb318e3aedf3ac29d16bf4be9Jens Axboe goto err; 40309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe } 404df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe 4052dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.use_thread) 4069cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_thread++; 4079cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe else 4089cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_process++; 4099cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe 4102dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.odirect) 411690adba373bb8c97a365c67da369e265953c4b4cJens Axboe td->io_ops->flags |= FIO_RAWIO; 412690adba373bb8c97a365c67da369e265953c4b4cJens Axboe 413e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe file_alloced = 0; 4142dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.filename && !td->files_index) { 415e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe file_alloced = 1; 41680be24f4671164d597463e4b5c794d4cbd0a4537Jens Axboe 4172dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.nr_files == 1 && exists_and_not_file(jobname)) 418e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe add_file(td, jobname); 4197b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe else { 4202dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe for (i = 0; i < td->o.nr_files; i++) { 421e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe sprintf(fname, "%s.%d.%d", jobname, td->thread_number, i); 4227b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe add_file(td, fname); 4237b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe } 424af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe } 4250af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe } 426ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4274e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe if (fixup_options(td)) 4284e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe goto err; 429e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 43007eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe if (td->io_ops->flags & FIO_DISKLESSIO) { 43107eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe struct fio_file *f; 43207eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe 43307eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe for_each_file(td, f, i) 43407eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe f->real_file_size = -1ULL; 43507eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe } 43607eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe 43707739b57f09886b41323c605b0dbda7d2c12522bJens Axboe td->mutex = fio_sem_init(0); 438ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 439756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; 440756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; 441756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; 4421e3d53acf28f1b61222eec244a67fad42f9a060dJens Axboe td->ddir_nr = td->o.ddir_nr; 443ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 444b3d62a759a58bfce1822787874ea6ec8d2a0cb7fJens Axboe if ((td->o.stonewall || td->o.numjobs > 1 || td->o.new_group) 445b3d62a759a58bfce1822787874ea6ec8d2a0cb7fJens Axboe && prev_group_jobs) { 4463c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs = 0; 447ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe groupid++; 4483c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe } 449ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 450ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->groupid = groupid; 4513c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs++; 452ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4539c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (init_random_state(td)) 4549c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe goto err; 4559c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 456ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_rate(td)) 457ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 458ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4592dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.write_lat_log) { 460756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.slat_log); 461756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.clat_log); 462ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 4632dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.write_bw_log) 464756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.bw_log); 465ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 4662dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.name) 4672dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td->o.name = strdup(jobname); 46801452055af61d6f5de543575dba3ebb0c9e55fabJens Axboe 469c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe if (!terse_output) { 470b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe if (!job_add_num) { 471ba0fbe1029bae1de08d66a72b6d0b2505c67c438Jens Axboe if (!strcmp(td->io_ops->name, "cpuio")) 4722dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe log_info("%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->o.name, td->o.cpuload, td->o.cpucycle); 473f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe else { 474f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *c1, *c2, *c3, *c4; 475f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 4762dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c1 = to_kmg(td->o.min_bs[DDIR_READ]); 4772dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c2 = to_kmg(td->o.max_bs[DDIR_READ]); 4782dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); 4792dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); 480f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 4812dc1bbeb58edc85f2829eed6729862c438ea2353Jens 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); 482f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 483f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c1); 484f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c2); 485f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c3); 486f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c4); 487f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe } 488b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe } else if (job_add_num == 1) 4896d86144dd10b05e8b82e9b895c35dd778e5e71abJens Axboe log_info("...\n"); 490c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe } 491ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 492ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 493ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * recurse add identical jobs, clear numjobs and stonewall options 494ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * as they don't apply to sub-jobs 495ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 4962dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe numjobs = td->o.numjobs; 497ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while (--numjobs) { 498ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td_new = get_new_job(0, td); 499ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 500ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!td_new) 501ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 502ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5032dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.numjobs = 1; 5042dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.stonewall = 0; 50592c1d41f9cb4da2513ad261552f92511d69f6b8eJens Axboe td_new->o.new_group = 0; 506e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 507e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (file_alloced) { 5082dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.filename = NULL; 509e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe td_new->files_index = 0; 510e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe td_new->files = NULL; 511e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe } 512e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 513751548451d969148529b642c05e7544726ec3b64Jens Axboe job_add_num = numjobs - 1; 514ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 515751548451d969148529b642c05e7544726ec3b64Jens Axboe if (add_job(td_new, jobname, job_add_num)) 516ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 517ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 5183c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe 519ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 520ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeerr: 521ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe put_job(td); 522ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return -1; 523ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 524ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 525ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int is_empty_or_comment(char *line) 526ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 527ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 528ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 529ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < strlen(line); i++) { 530ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (line[i] == ';') 531ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 5325cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar if (line[i] == '#') 5335cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar return 1; 534ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!isspace(line[i]) && !iscntrl(line[i])) 535ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 536ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 537ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 538ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 539ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 540ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 541313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe/* 542072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe * This is our [ini] type file parser. 543072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe */ 5441e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboestatic int parse_jobs_ini(char *file, int stonewall_flag) 545ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 546e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int global; 547ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 548fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe char *string, *name; 549ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fpos_t off; 550ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe FILE *f; 551ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe char *p; 5520c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe int ret = 0, stonewall; 553ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 554ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe f = fopen(file, "r"); 555ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!f) { 556aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe perror("fopen job file"); 557ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 558ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 559ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 560ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe string = malloc(4096); 561ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name = malloc(256); 562fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe memset(name, 0, 256); 563ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5640c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe stonewall = stonewall_flag; 5657c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe do { 5667c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe p = fgets(string, 4095, f); 5677c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (!p) 56845410acb636e526575d62a037f81ade7916b738cJens Axboe break; 569cdc7f1936e07f3b51aaa96c589e43abd7fea0051gurudas pai 570cdc7f1936e07f3b51aaa96c589e43abd7fea0051gurudas pai strip_blank_front(&p); 5716c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe strip_blank_end(p); 572cdc7f1936e07f3b51aaa96c589e43abd7fea0051gurudas pai 573ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 574ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 5756c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe if (sscanf(p, "[%255s]", name) != 1) { 5766c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe log_err("fio: option <%s> outside of job section\n", p); 577ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 5786c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe } 579ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 580ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe global = !strncmp(name, "global", 6); 581ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 582ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name[strlen(name) - 1] = '\0'; 583ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 584cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) { 585cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe log_info("fio "); 586cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (!global) 587cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe log_info("--name=%s ", name); 588cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe } 589cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 590ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = get_new_job(global, &def_thread); 59145410acb636e526575d62a037f81ade7916b738cJens Axboe if (!td) { 59245410acb636e526575d62a037f81ade7916b738cJens Axboe ret = 1; 59345410acb636e526575d62a037f81ade7916b738cJens Axboe break; 59445410acb636e526575d62a037f81ade7916b738cJens Axboe } 595ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 596972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe /* 597972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe * Seperate multiple job files by a stonewall 598972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe */ 599f94819192600fe35d03ebed26a803abdc2b9864cJens Axboe if (!global && stonewall) { 6002dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td->o.stonewall = stonewall; 601972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe stonewall = 0; 602972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 603972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 604ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fgetpos(f, &off); 605ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while ((p = fgets(string, 4096, f)) != NULL) { 606ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 607ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 608e1f365035a952233463d85d659bd960ba78f012eJens Axboe 609b6754f9d3f719627d8aae4c3e8f39212d9405f99Jens Axboe strip_blank_front(&p); 6107c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 6117c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe if (p[0] == '[') 6127c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe break; 6137c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 6144ae3f76333bf2382e516db0b5c202b8982b1170fJens Axboe strip_blank_end(p); 615aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe 616e1f365035a952233463d85d659bd960ba78f012eJens Axboe fgetpos(f, &off); 617ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 61845410acb636e526575d62a037f81ade7916b738cJens Axboe /* 61945410acb636e526575d62a037f81ade7916b738cJens Axboe * Don't break here, continue parsing options so we 62045410acb636e526575d62a037f81ade7916b738cJens Axboe * dump all the bad ones. Makes trial/error fixups 62145410acb636e526575d62a037f81ade7916b738cJens Axboe * easier on the user. 62245410acb636e526575d62a037f81ade7916b738cJens Axboe */ 623214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe ret |= fio_option_parse(td, p); 624cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (!ret && dump_cmdline) 625cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe log_info("--%s ", p); 626ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 627ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 62845410acb636e526575d62a037f81ade7916b738cJens Axboe if (!ret) { 62945410acb636e526575d62a037f81ade7916b738cJens Axboe fsetpos(f, &off); 63045410acb636e526575d62a037f81ade7916b738cJens Axboe ret = add_job(td, name, 0); 631b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe } else { 632b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe log_err("fio: job %s dropped\n", name); 633b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe put_job(td); 63445410acb636e526575d62a037f81ade7916b738cJens Axboe } 6357c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe } while (!ret); 636ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 637cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) 638cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe log_info("\n"); 639cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 640ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(string); 641ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(name); 642ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe fclose(f); 64345410acb636e526575d62a037f81ade7916b738cJens Axboe return ret; 644ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 645ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 646ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int fill_def_thread(void) 647ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 648ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&def_thread, 0, sizeof(def_thread)); 649ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 6502dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (fio_getaffinity(getpid(), &def_thread.o.cpumask) == -1) { 651ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe perror("sched_getaffinity"); 652ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 653ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 654ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 655ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 656ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe * fill default options 657ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 658214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe fio_fill_default_options(&def_thread); 659ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 6602dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.timeout = def_timeout; 6612dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.write_bw_log = write_bw_log; 6622dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.write_lat_log = write_lat_log; 663ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 664ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_DISK_UTIL 6652dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.do_disk_util = 1; 666ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif 667ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 668ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 669ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 670ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 671214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic void free_shm(void) 672214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe{ 673214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe struct shmid_ds sbuf; 674214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 675214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (threads) { 676214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shmdt((void *) threads); 677214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe threads = NULL; 678214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shmctl(shm_id, IPC_RMID, &sbuf); 679214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 680214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe} 681214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 682214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe/* 683214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * The thread area is shared between the main process and the job 684214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * threads/processes. So setup a shared memory segment that will hold 685214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * all the job info. 686214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe */ 687214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int setup_thread_area(void) 688214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe{ 689214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe /* 690214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * 1024 is too much on some machines, scale max_jobs if 691214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * we get a failure that looks like too large a shm segment 692214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe */ 693214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe do { 694214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe size_t size = max_jobs * sizeof(struct thread_data); 695214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 696214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shm_id = shmget(0, size, IPC_CREAT | 0600); 697214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (shm_id != -1) 698214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe break; 699214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (errno != EINVAL) { 700214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe perror("shmget"); 701214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe break; 702214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 703214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 704214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe max_jobs >>= 1; 705214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } while (max_jobs); 706214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 707214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (shm_id == -1) 708214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 1; 709214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 710214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe threads = shmat(shm_id, NULL, 0); 711214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (threads == (void *) -1) { 712214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe perror("shmat"); 713214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 1; 714214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 715214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 716214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe atexit(free_shm); 717214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 0; 718214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe} 719214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 7200ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboestatic void usage(void) 7214785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe{ 7224785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe printf("%s\n", fio_version_string); 723b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--output\tWrite output to file\n"); 724b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--timeout\tRuntime in seconds\n"); 725b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--latency-log\tGenerate per-job latency logs\n"); 726b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); 727b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--minimal\tMinimal (terse) output\n"); 728b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--version\tPrint version info and exit\n"); 729fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--help\t\tPrint this page\n"); 730fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n"); 731cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe printf("\t--showcmd\tTurn a job file into command line options\n"); 7324785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe} 7334785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe 734972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int parse_cmd_line(int argc, char *argv[]) 735ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 736b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct thread_data *td = NULL; 737b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe int c, ini_idx = 0, lidx, ret, dont_add_job = 0; 738ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 7390be06ea2c87ecf1751a01ed528a2d3170bdca543Jens Axboe while ((c = getopt_long_only(argc, argv, "", long_options, &lidx)) != -1) { 740ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe switch (c) { 741b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 't': 742b46928282e0a890f49250e79b81af773a2b7108fJens Axboe def_timeout = atoi(optarg); 743b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 744b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'l': 745b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_lat_log = 1; 746b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 747b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'w': 748b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_bw_log = 1; 749b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 750b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'o': 751b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = fopen(optarg, "w+"); 752b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!f_out) { 753b46928282e0a890f49250e79b81af773a2b7108fJens Axboe perror("fopen output"); 754b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(1); 755b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 756b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = f_out; 757b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 758b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'm': 759b46928282e0a890f49250e79b81af773a2b7108fJens Axboe terse_output = 1; 760b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 761b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'h': 762b46928282e0a890f49250e79b81af773a2b7108fJens Axboe usage(); 763b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 764fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe case 'c': 765214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe exit(fio_show_option_help(optarg)); 766cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe case 's': 767cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe dump_cmdline = 1; 768cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe break; 769b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'v': 770b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("%s\n", fio_version_string); 771b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 772b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case FIO_GETOPT_JOB: { 773b46928282e0a890f49250e79b81af773a2b7108fJens Axboe const char *opt = long_options[lidx].name; 774b46928282e0a890f49250e79b81af773a2b7108fJens Axboe char *val = optarg; 775b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 776c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (!strncmp(opt, "name", 4) && td) { 7772dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe ret = add_job(td, td->o.name ?: "fio", 0); 778c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (ret) { 779c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe put_job(td); 780c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe return 0; 781c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 782c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = NULL; 783c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 784b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) { 78538d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe int global = !strncmp(val, "global", 6); 786c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe 787c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = get_new_job(global, &def_thread); 788b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) 789b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 0; 790b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 79138d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe 792214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe ret = fio_cmd_option_parse(td, opt, val); 79378217dfa392a6a39f018722e91bc179e9d5443dfJens Axboe if (ret) 794b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe dont_add_job = 1; 795b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 796b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 797b46928282e0a890f49250e79b81af773a2b7108fJens Axboe default: 798b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 799ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 800ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 801c9fad893e8333682d6ab67a269b0dd74f303c5bcJens Axboe 802b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (td) { 803b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (dont_add_job) 804b46928282e0a890f49250e79b81af773a2b7108fJens Axboe put_job(td); 805b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe else { 8062dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe ret = add_job(td, td->o.name ?: "fio", 0); 807b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe if (ret) 808b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe put_job(td); 809b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe } 810972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 811774a617767830b5023f6cad4a45609a92ec82d41Jens Axboe 812b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (optind < argc) { 813b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_idx++; 814b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file = realloc(ini_file, ini_idx * sizeof(char *)); 815b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file[ini_idx - 1] = strdup(argv[optind]); 816b46928282e0a890f49250e79b81af773a2b7108fJens Axboe optind++; 817eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens Axboe } 818972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 819972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return ini_idx; 820ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 821ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 822b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 823ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint parse_options(int argc, char *argv[]) 824ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 825972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe int job_files, i; 826972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 827b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = stdout; 828b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = stderr; 829b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 830214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe fio_options_dup_and_init(long_options); 831b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 832ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_thread_area()) 833ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 834ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fill_def_thread()) 835ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 836ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 837972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe job_files = parse_cmd_line(argc, argv); 838ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 839972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe for (i = 0; i < job_files; i++) { 840972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe if (fill_def_thread()) 841972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 8420c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe if (parse_jobs_ini(ini_file[i], i)) 843972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 84488c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file[i]); 845972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 846ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 84788c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file); 848d23bb327374520295509bbd98912c8091b701a3eJens Axboe options_mem_free(&def_thread); 849b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 850b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!thread_number) { 851cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) 852cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe return 0; 853cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 854b46928282e0a890f49250e79b81af773a2b7108fJens Axboe log_err("No jobs defined(s)\n"); 855b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 1; 856b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 857b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 858ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 859ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 860