init.c revision 755c31896364ad2887c07e0383ce639d1f5b52ab
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" 192e5cdb118aeb26cb469a50f746b632676306f698Jens Axboe#include "smalloc.h" 20380065aa652b87093d6bbd240e70db30bd6f193dJens Axboe#include "filehash.h" 214f5af7b2370a6d3e64bc5128905c1aa8b0dc51b0Jens Axboe#include "verify.h" 22ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 23644eec5656e695ab215733108c634c056e1f8e3dJens Axboestatic char fio_version_string[] = "fio 1.32"; 24214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 25ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define FIO_RANDSEED (0xb1899bedUL) 26ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 27214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic char **ini_file; 28214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int max_jobs = MAX_JOBS; 29cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboestatic int dump_cmdline; 30e1f365035a952233463d85d659bd960ba78f012eJens Axboe 31be4ecfdf6c8daa75c4df8ac875c9a87da80d81a0Jens Axboestatic struct thread_data def_thread; 32214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestruct thread_data *threads = NULL; 33e1f365035a952233463d85d659bd960ba78f012eJens Axboe 34214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeint exitall_on_terminate = 0; 35214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeint terse_output = 0; 36e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carrollint eta_print; 37214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeunsigned long long mlock_size = 0; 38214e1ecae844a32bf8f66d19132f4948d922dceeJens AxboeFILE *f_out = NULL; 39214e1ecae844a32bf8f66d19132f4948d922dceeJens AxboeFILE *f_err = NULL; 4001f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboechar *job_section = NULL; 41ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 42214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboeint write_bw_log = 0; 434241ea8fb0606f9bd5b7ed1278d3b7825883acf6Jens Axboeint read_only = 0; 44214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 455ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboestatic int def_timeout; 465ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboestatic int write_lat_log; 47e1f365035a952233463d85d659bd960ba78f012eJens Axboe 48214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int prev_group_jobs; 49b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 50ee56ad500f6692381e131cc37299d23fa910a24aJens Axboeunsigned long fio_debug = 0; 515e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboeunsigned int fio_debug_jobno = -1; 525e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboeunsigned int *fio_debug_jobp = NULL; 53ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe 54b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/* 55b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Command line options. These will contain the above, plus a few 56b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * extra that only pertain to fio itself and not jobs. 57b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */ 585ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboestatic struct option l_opts[FIO_NR_OPTIONS] = { 59b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 60b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "output", 61b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 62b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'o', 63b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 64b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 65b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "timeout", 66b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 67b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 't', 68b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 69b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 70b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "latency-log", 71b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 72b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'l', 73b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 74b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 75b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "bandwidth-log", 76b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = required_argument, 77b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'b', 78b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 79b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 80b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "minimal", 81b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = optional_argument, 82b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'm', 83b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 84b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 85b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = "version", 86b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .has_arg = no_argument, 87b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .val = 'v', 88b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 89b46928282e0a890f49250e79b81af773a2b7108fJens Axboe { 90fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "help", 91fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .has_arg = no_argument, 92fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'h', 93fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 94fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 95fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .name = "cmdhelp", 96320beefe2d0c5f05f24b4e0c1d13fcb2f1286a78Jens Axboe .has_arg = optional_argument, 97fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe .val = 'c', 98fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe }, 99fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe { 100cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe .name = "showcmd", 101cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe .has_arg = no_argument, 102724e4435c1374e97309b122429ad9291744966c0Jens Axboe .val = 's', 103724e4435c1374e97309b122429ad9291744966c0Jens Axboe }, 104724e4435c1374e97309b122429ad9291744966c0Jens Axboe { 105724e4435c1374e97309b122429ad9291744966c0Jens Axboe .name = "readonly", 106724e4435c1374e97309b122429ad9291744966c0Jens Axboe .has_arg = no_argument, 107724e4435c1374e97309b122429ad9291744966c0Jens Axboe .val = 'r', 108cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe }, 109cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe { 110e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll .name = "eta", 111e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll .has_arg = required_argument, 112e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll .val = 'e', 113e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll }, 114e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll { 115ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe .name = "debug", 116ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe .has_arg = required_argument, 117ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe .val = 'd', 118ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe }, 119ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe { 12001f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe .name = "section", 12101f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe .has_arg = required_argument, 12201f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe .val = 'x', 12301f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe }, 12401f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe { 1252b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe .name = "alloc-size", 1262b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe .has_arg = required_argument, 1272b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe .val = 'a', 1282b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe }, 1292b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe { 130b46928282e0a890f49250e79b81af773a2b7108fJens Axboe .name = NULL, 131b46928282e0a890f49250e79b81af773a2b7108fJens Axboe }, 132b46928282e0a890f49250e79b81af773a2b7108fJens Axboe}; 133b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1349728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_out() 1359728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 1369728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_out; 1379728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 1389728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 1399728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_err() 1409728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{ 1419728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker return f_err; 1429728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker} 1439728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker 144906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 145906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Return a free job structure. 146906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 147ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic struct thread_data *get_new_job(int global, struct thread_data *parent) 148ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 149ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 150ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 151ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (global) 152ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return &def_thread; 153ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (thread_number >= max_jobs) 154ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return NULL; 155ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 156ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = &threads[thread_number++]; 157ddaeaa5ab1e3f1cb6f35a9f4a18ee932151a0ab8Jens Axboe *td = *parent; 158ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 159cade3ef44669c5c962d7ed18ca0e361116ee44adJens Axboe dup_files(td, parent); 160d23bb327374520295509bbd98912c8091b701a3eJens Axboe options_mem_dupe(td); 161cade3ef44669c5c962d7ed18ca0e361116ee44adJens Axboe 162ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->thread_number = thread_number; 163ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return td; 164ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 165ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 166ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void put_job(struct thread_data *td) 167ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 168549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe if (td == &def_thread) 169549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe return; 170549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe 17116edf25dba269ee9e8239130e75b690440b1e120Jens Axboe if (td->error) 1726d86144dd10b05e8b82e9b895c35dd778e5e71abJens Axboe log_info("fio: %s\n", td->verror); 17316edf25dba269ee9e8239130e75b690440b1e120Jens Axboe 174ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&threads[td->thread_number - 1], 0, sizeof(*td)); 175ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe thread_number--; 176ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 177ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 178581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboestatic int __setup_rate(struct thread_data *td, enum fio_ddir ddir) 179127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe{ 180581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe unsigned int bs = td->o.min_bs[ddir]; 181127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe unsigned long long rate; 182581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe unsigned long ios_per_msec; 183127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 184581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe if (td->o.rate[ddir]) { 185581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe rate = td->o.rate[ddir]; 186581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe ios_per_msec = (rate * 1000LL) / bs; 187127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe } else 188581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe ios_per_msec = td->o.rate_iops[ddir] * 1000UL; 189127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 190581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe if (!ios_per_msec) { 191127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe log_err("rate lower than supported\n"); 192127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe return -1; 193127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe } 194127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 195581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe td->rate_usec_cycle[ddir] = 1000000000ULL / ios_per_msec; 196581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe td->rate_pending_usleep[ddir] = 0; 197127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe return 0; 198127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe} 199127f686514ef8b1d9ab6ed702971b205454974e6Jens Axboe 200581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboestatic int setup_rate(struct thread_data *td) 201581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe{ 202581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe int ret = 0; 203581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe 204581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) 205581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe ret = __setup_rate(td, DDIR_READ); 206581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) 207581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe ret |= __setup_rate(td, DDIR_WRITE); 208581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe 209581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe return ret; 210581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe} 211581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe 2128347239af0a361e160293100bfc053f88bbbf737Jens Axboestatic int fixed_block_size(struct thread_options *o) 2138347239af0a361e160293100bfc053f88bbbf737Jens Axboe{ 2148347239af0a361e160293100bfc053f88bbbf737Jens Axboe return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && 2158347239af0a361e160293100bfc053f88bbbf737Jens Axboe o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && 2168347239af0a361e160293100bfc053f88bbbf737Jens Axboe o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE]; 2178347239af0a361e160293100bfc053f88bbbf737Jens Axboe} 2188347239af0a361e160293100bfc053f88bbbf737Jens Axboe 219dad915e36819e74c4540db19faae488ede963ee4Jens Axboe/* 220dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * Lazy way of fixing up options that depend on each other. We could also 221dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * define option callback handlers, but this is easier. 222dad915e36819e74c4540db19faae488ede963ee4Jens Axboe */ 2234e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboestatic int fixup_options(struct thread_data *td) 224e1f365035a952233463d85d659bd960ba78f012eJens Axboe{ 2252dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe struct thread_options *o = &td->o; 226dad915e36819e74c4540db19faae488ede963ee4Jens Axboe 227f356d01d0cf8fec2ee58f66a9b5c00c93defbc47Jens Axboe#ifndef FIO_HAVE_PSHARED_MUTEX 228f356d01d0cf8fec2ee58f66a9b5c00c93defbc47Jens Axboe if (!td->o.use_thread) { 229f356d01d0cf8fec2ee58f66a9b5c00c93defbc47Jens Axboe log_info("fio: this platform does not support process shared" 230f356d01d0cf8fec2ee58f66a9b5c00c93defbc47Jens Axboe " mutexes, forcing use of threads. Use the 'thread'" 231f356d01d0cf8fec2ee58f66a9b5c00c93defbc47Jens Axboe " option to get rid of this warning.\n"); 232f356d01d0cf8fec2ee58f66a9b5c00c93defbc47Jens Axboe td->o.use_thread = 1; 233f356d01d0cf8fec2ee58f66a9b5c00c93defbc47Jens Axboe } 234f356d01d0cf8fec2ee58f66a9b5c00c93defbc47Jens Axboe#endif 235f356d01d0cf8fec2ee58f66a9b5c00c93defbc47Jens Axboe 2362dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->write_iolog_file && o->read_iolog_file) { 237076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe log_err("fio: read iolog overrides write_iolog\n"); 2382dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe free(o->write_iolog_file); 2392dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->write_iolog_file = NULL; 240076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe } 24116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 24216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 24316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * only really works for sequential io for now, and with 1 file 24416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 2452dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->zone_size && td_random(td) && o->open_files == 1) 2462dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->zone_size = 0; 24716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 24816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe /* 24916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe * Reads can do overwrites, we always need to pre-create the file 25016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe */ 25116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe if (td_read(td) || td_rw(td)) 2522dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->overwrite = 1; 25316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe 2542dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->min_bs[DDIR_READ]) 2555ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; 2562dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->max_bs[DDIR_READ]) 2572dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; 2582dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->min_bs[DDIR_WRITE]) 2595ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; 2602dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->max_bs[DDIR_WRITE]) 2612dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; 262a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 2632dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); 264a00735e66f9ec42549da94eba3170e543b542904Jens Axboe 2652b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe /* 2662b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe * For random IO, allow blockalign offset other than min_bs. 2672b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe */ 2682b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe if (!o->ba[DDIR_READ] || !td_random(td)) 2692b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; 2702b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe if (!o->ba[DDIR_WRITE] || !td_random(td)) 2712b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; 2722b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe 2732b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || 2742b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) && 2752b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe !td->o.norandommap) { 2762b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe log_err("fio: Any use of blockalign= turns off randommap\n"); 2772b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe td->o.norandommap = 1; 2782b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe } 2792b7a01d01ea19f6e4090c7a8280bc6bf983e781fJens Axboe 2802dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!o->file_size_high) 2812dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->file_size_high = o->file_size_low; 2829c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 2838347239af0a361e160293100bfc053f88bbbf737Jens Axboe if (o->norandommap && o->verify != VERIFY_NONE 2848347239af0a361e160293100bfc053f88bbbf737Jens Axboe && !fixed_block_size(o)) { 2858347239af0a361e160293100bfc053f88bbbf737Jens Axboe log_err("fio: norandommap given for variable block sizes, " 2868347239af0a361e160293100bfc053f88bbbf737Jens Axboe "verify disabled\n"); 2872dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->verify = VERIFY_NONE; 288bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe } 2892dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) 290690adba373bb8c97a365c67da369e265953c4b4cJens Axboe log_err("fio: bs_unaligned may not work with raw io\n"); 291e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 292e0a223354342cc45a916b669343718b80a20c2eaJens Axboe /* 29348097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe * thinktime_spin must be less than thinktime 29448097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe */ 2952dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->thinktime_spin > o->thinktime) 2962dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->thinktime_spin = o->thinktime; 297e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe 298e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe /* 299e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe * The low water mark cannot be bigger than the iodepth 300e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe */ 3012dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->iodepth_low > o->iodepth || !o->iodepth_low) { 3029467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe /* 3039467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * syslet work around - if the workload is sequential, 3049467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * we want to let the queue drain all the way down to 3059467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe * avoid seeking between async threads 3069467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe */ 3079467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) 3082dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth_low = 1; 3099467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe else 3102dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth_low = o->iodepth; 3119467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe } 312cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe 313cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe /* 314cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe * If batch number isn't set, default to the same as iodepth 315cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe */ 3162dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) 3172dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->iodepth_batch = o->iodepth; 318b5af82930ccfd7dda6a1b11794efb452eb76d8dcJens Axboe 3192dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->nr_files > td->files_index) 3202dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->nr_files = td->files_index; 3219f9214f243701626a04b4a0f9aceec03b8b40e0fJens Axboe 3222dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (o->open_files > o->nr_files || !o->open_files) 3232dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe o->open_files = o->nr_files; 3244e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe 325581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))|| 326581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] + 327581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe o->rate_iops_min[1]))) { 3284e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe log_err("fio: rate and rate_iops are mutually exclusive\n"); 3294e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 1; 3304e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe } 331581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) || 332581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe (o->rate_iops[0] < o->rate_iops_min[0]) || 333581e71417760e0aa86eac0acd704253ff0eeea4fJens Axboe (o->rate_iops[1] < o->rate_iops_min[1])) { 3344e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe log_err("fio: minimum rate exceeds rate\n"); 3354e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 1; 3364e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe } 3374e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe 338cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe if (!o->timeout && o->time_based) { 339cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe log_err("fio: time_based requires a runtime/timeout setting\n"); 340cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe o->time_based = 0; 341cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe } 342cf4464ca60ce75ac241c621bc70a2500beeb782fJens Axboe 343aa31f1f108348ba2a8749c73fa8c25f3d4630a7cShawn Lewis if (o->fill_device && !o->size) 3445921e80c5dfc9f96d2f21da6ae58f2b5d3a0b373Jens Axboe o->size = -1ULL; 3455ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe 34679713149b1d30ad4dab560621c86b24a1dcaf348Jens Axboe if (td_rw(td) && td->o.verify != VERIFY_NONE) 34779713149b1d30ad4dab560621c86b24a1dcaf348Jens Axboe log_info("fio: mixed read/write workload with verify. May not " 34879713149b1d30ad4dab560621c86b24a1dcaf348Jens Axboe "work as expected, unless you pre-populated the file\n"); 349aa31f1f108348ba2a8749c73fa8c25f3d4630a7cShawn Lewis 35041ccd84597867a36289392e59634d9fd7dc4c397Jens Axboe if (td->o.verify != VERIFY_NONE) 35141ccd84597867a36289392e59634d9fd7dc4c397Jens Axboe td->o.refill_buffers = 1; 35241ccd84597867a36289392e59634d9fd7dc4c397Jens Axboe 3539c0d224129b0c59698e4c77e7fed00dc8cbb50e1Jens Axboe if (td->o.pre_read) { 35434f1c044d361d04a576c3e7ed387fe064f9db5c6Jens Axboe td->o.invalidate_cache = 0; 3559c0d224129b0c59698e4c77e7fed00dc8cbb50e1Jens Axboe if (td->io_ops->flags & FIO_PIPEIO) 3569c0d224129b0c59698e4c77e7fed00dc8cbb50e1Jens Axboe log_info("fio: cannot pre-read files with an IO engine" 3579c0d224129b0c59698e4c77e7fed00dc8cbb50e1Jens Axboe " that isn't seekable. Pre-read disabled.\n"); 3589c0d224129b0c59698e4c77e7fed00dc8cbb50e1Jens Axboe } 35934f1c044d361d04a576c3e7ed387fe064f9db5c6Jens Axboe 3604e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe return 0; 361e1f365035a952233463d85d659bd960ba78f012eJens Axboe} 362e1f365035a952233463d85d659bd960ba78f012eJens Axboe 363906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/* 364f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe * This function leaks the buffer 365f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe */ 366f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboestatic char *to_kmg(unsigned int val) 367f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe{ 368f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *buf = malloc(32); 369f3502ba2dd72d846a388c774a01c6bb833871248Jens Axboe char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; 370f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *p = post; 371f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 372245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe do { 373f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe if (val & 1023) 374f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe break; 375f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 376f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe val >>= 10; 377f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe p++; 378245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe } while (*p); 379f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 380f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe snprintf(buf, 31, "%u%c", val, *p); 381f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe return buf; 382f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe} 383f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 38409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe/* External engines are specified by "external:name.o") */ 38509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboestatic const char *get_engine_name(const char *str) 38609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe{ 38709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe char *p = strstr(str, ":"); 38809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 38909629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!p) 39009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return str; 39109629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 39209629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe p++; 39309629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_front(&p); 39409629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe strip_blank_end(p); 39509629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe return p; 39609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe} 39709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe 398e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboestatic int exists_and_not_file(const char *filename) 399e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe{ 400e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe struct stat sb; 401e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 402e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (lstat(filename, &sb) == -1) 403e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 0; 404e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 405e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (S_ISREG(sb.st_mode)) 406e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 0; 407e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 408e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe return 1; 409e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe} 410e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 4115bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboevoid td_fill_rand_seeds(struct thread_data *td) 4125bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe{ 4135bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe os_random_seed(td->rand_seeds[0], &td->bsrange_state); 4145bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe os_random_seed(td->rand_seeds[1], &td->verify_state); 4155bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe os_random_seed(td->rand_seeds[2], &td->rwmix_state); 4165bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe 4175bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe if (td->o.file_service_type == FIO_FSERVICE_RANDOM) 4185bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe os_random_seed(td->rand_seeds[3], &td->next_file_state); 4195bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe 4205bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe os_random_seed(td->rand_seeds[5], &td->file_size_state); 4215bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe 4225bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe if (!td_random(td)) 4235bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe return; 4245bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe 4255bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe if (td->o.rand_repeatable) 4265bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; 4275bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe 4285bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe os_random_seed(td->rand_seeds[4], &td->random_state); 4295bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe} 4305bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe 431f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe/* 4329c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe * Initialize the various random states we need (random io, block size ranges, 4339c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe * read/write mix, etc). 4349c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe */ 4359c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboestatic int init_random_state(struct thread_data *td) 4369c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe{ 437687270767de17dbad53c50e03e5d73d52505405cJens Axboe int fd; 4389c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 4399c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe fd = open("/dev/urandom", O_RDONLY); 4409c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (fd == -1) { 4419c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe td_verror(td, errno, "open"); 4429c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 1; 4439c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 4449c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 4455bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe if (read(fd, td->rand_seeds, sizeof(td->rand_seeds)) < 4465bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe (int) sizeof(td->rand_seeds)) { 4479c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe td_verror(td, EIO, "read"); 4489c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe close(fd); 4499c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 1; 4509c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe } 4519c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 4529c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe close(fd); 4535bfc35d7abe2582dc54127ca1d6e03792c9d62f5Jens Axboe td_fill_rand_seeds(td); 4549c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe return 0; 4559c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe} 4569c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 4579c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe/* 458906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Adds a job to the list of things todo. Sanitizes the various options 459906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * to make sure we don't have conflicts, and initializes various 460906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * members of td. 461906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */ 462751548451d969148529b642c05e7544726ec3b64Jens Axboestatic int add_job(struct thread_data *td, const char *jobname, int job_add_num) 463ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 464413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, 465413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe "randread", "randwrite", "randrw" }; 466af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe unsigned int i; 46709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe const char *engine; 468af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe char fname[PATH_MAX]; 469e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe int numjobs, file_alloced; 470ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 471ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 472ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * the def_thread is just for options, it's not a real job 473ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 474ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (td == &def_thread) 475ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 476ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 477cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe /* 478cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe * if we are just dumping the output command line, don't add the job 479cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe */ 480cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) { 481cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe put_job(td); 482cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe return 0; 483cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe } 484cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 4852dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe engine = get_engine_name(td->o.ioengine); 48609629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe td->io_ops = load_ioengine(td, engine); 48709629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe if (!td->io_ops) { 48809629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe log_err("fio: failed to load engine %s\n", engine); 489205927a3cfc25baeb318e3aedf3ac29d16bf4be9Jens Axboe goto err; 49009629a90d5b68b220e3fb98318e2dcd019943edaJens Axboe } 491df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe 4922dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.use_thread) 4939cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_thread++; 4949cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe else 4959cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe nr_process++; 4969cedf16704b71cec33138bb4cf524d3fc9ad338aJens Axboe 4972dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.odirect) 498690adba373bb8c97a365c67da369e265953c4b4cJens Axboe td->io_ops->flags |= FIO_RAWIO; 499690adba373bb8c97a365c67da369e265953c4b4cJens Axboe 500e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe file_alloced = 0; 501691c8fb014da9dd82e999a90b5511423f4eee188Jens Axboe if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { 502e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe file_alloced = 1; 50380be24f4671164d597463e4b5c794d4cbd0a4537Jens Axboe 5042dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.nr_files == 1 && exists_and_not_file(jobname)) 505e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe add_file(td, jobname); 5067b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe else { 5072dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe for (i = 0; i < td->o.nr_files; i++) { 5085ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe sprintf(fname, "%s.%d.%d", jobname, 5095ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe td->thread_number, i); 5107b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe add_file(td, fname); 5117b05a215c8c39b8c878297b90eba112fe9176542Jens Axboe } 512af52b3455ad892322aab2791282b6bd4efdfdbf3Jens Axboe } 5130af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe } 514ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5154e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe if (fixup_options(td)) 5164e991c23d2d06484f581eb5e2105bc102cb35941Jens Axboe goto err; 517e0a223354342cc45a916b669343718b80a20c2eaJens Axboe 51807eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe if (td->io_ops->flags & FIO_DISKLESSIO) { 51907eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe struct fio_file *f; 52007eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe 52107eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe for_each_file(td, f, i) 52207eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe f->real_file_size = -1ULL; 52307eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe } 52407eb79dfa0e3801875d1c2907cfdb5da7c9d2cb3Jens Axboe 525cdd18ad87ed9a3639b76c41cfc9682ad7cce652eJens Axboe td->mutex = fio_mutex_init(0); 526ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 527756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; 528756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; 529756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; 5301e3d53acf28f1b61222eec244a67fad42f9a060dJens Axboe td->ddir_nr = td->o.ddir_nr; 531ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 532755c31896364ad2887c07e0383ce639d1f5b52abJens Axboe if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { 5333c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs = 0; 534ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe groupid++; 5353c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe } 536ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 537ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td->groupid = groupid; 5383c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe prev_group_jobs++; 539ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5409c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe if (init_random_state(td)) 5419c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe goto err; 5429c60ce649d3f976d196709d4399bb7c540ce97b5Jens Axboe 543ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_rate(td)) 544ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 545ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5462dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.write_lat_log) { 547756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.slat_log); 548756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.clat_log); 549ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 5502dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (td->o.write_bw_log) 551756867bd127cfa1fb27ae2d4ba973af8cb341f13Jens Axboe setup_log(&td->ts.bw_log); 552ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5532dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe if (!td->o.name) 5542dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td->o.name = strdup(jobname); 55501452055af61d6f5de543575dba3ebb0c9e55fabJens Axboe 556c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe if (!terse_output) { 557b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe if (!job_add_num) { 5585ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe if (!strcmp(td->io_ops->name, "cpuio")) { 5595ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe log_info("%s: ioengine=cpu, cpuload=%u," 5605ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe " cpucycle=%u\n", td->o.name, 5615ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe td->o.cpuload, 5625ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe td->o.cpucycle); 5635ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe } else { 564f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe char *c1, *c2, *c3, *c4; 565f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 5662dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c1 = to_kmg(td->o.min_bs[DDIR_READ]); 5672dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c2 = to_kmg(td->o.max_bs[DDIR_READ]); 5682dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); 5692dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); 570f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 5715ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s," 5725ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe " ioengine=%s, iodepth=%u\n", 5735ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe td->o.name, td->groupid, 5745ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe ddir_str[td->o.td_ddir], 5755ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe c1, c2, c3, c4, 5765ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe td->io_ops->name, 5775ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe td->o.iodepth); 578f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe 579f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c1); 580f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c2); 581f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c3); 582f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe free(c4); 583f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe } 584b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe } else if (job_add_num == 1) 5856d86144dd10b05e8b82e9b895c35dd778e5e71abJens Axboe log_info("...\n"); 586c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe } 587ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 588ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 589ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * recurse add identical jobs, clear numjobs and stonewall options 590ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe * as they don't apply to sub-jobs 591ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 5922dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe numjobs = td->o.numjobs; 593ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while (--numjobs) { 594ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td_new = get_new_job(0, td); 595ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 596ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!td_new) 597ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 598ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 5992dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.numjobs = 1; 6002dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.stonewall = 0; 60192c1d41f9cb4da2513ad261552f92511d69f6b8eJens Axboe td_new->o.new_group = 0; 602e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 603e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe if (file_alloced) { 6042dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td_new->o.filename = NULL; 605e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe td_new->files_index = 0; 6064e6ea2f1e9b7da6d7d1057670fcc19f063e46fd4Jens Axboe td_new->files_size = 0; 607e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe td_new->files = NULL; 608e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe } 609e132cbae2cf26736af86fede134c14d41dae4a5aJens Axboe 610751548451d969148529b642c05e7544726ec3b64Jens Axboe job_add_num = numjobs - 1; 611ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 612751548451d969148529b642c05e7544726ec3b64Jens Axboe if (add_job(td_new, jobname, job_add_num)) 613ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe goto err; 614ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 6153c5df6fa2259c12fd6a7beb9a3521dec76d12dd2Jens Axboe 616ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 617ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeerr: 618ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe put_job(td); 619ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return -1; 620ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 621ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 62201f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboestatic int skip_this_section(const char *name) 62301f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe{ 62401f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe if (!job_section) 62501f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe return 0; 62601f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe if (!strncmp(name, "global", 6)) 62701f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe return 0; 62801f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe 629b36beb6e98d0785558a05b796dc216ecd4c49c62Jens Axboe return strcmp(job_section, name); 63001f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe} 63101f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe 632ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int is_empty_or_comment(char *line) 633ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 634ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe unsigned int i; 635ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 636ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe for (i = 0; i < strlen(line); i++) { 637ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (line[i] == ';') 638ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 6395cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar if (line[i] == '#') 6405cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar return 1; 641ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!isspace(line[i]) && !iscntrl(line[i])) 642ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 643ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 644ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 645ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 646ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 647ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 648313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe/* 649072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe * This is our [ini] type file parser. 650072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe */ 6511e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboestatic int parse_jobs_ini(char *file, int stonewall_flag) 652ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 653e1f365035a952233463d85d659bd960ba78f012eJens Axboe unsigned int global; 654ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe struct thread_data *td; 655fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe char *string, *name; 656ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe FILE *f; 657ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe char *p; 6580c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe int ret = 0, stonewall; 659097b2991ace8e069dbfb0c2286d31da714247573Jens Axboe int first_sect = 1; 660ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe int skip_fgets = 0; 66101f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe int inside_skip = 0; 6623b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe char **opts; 6633b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe int i, alloc_opts, num_opts; 664ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 6655a729cbec53a158fa8d8dc5737749cfee20ab31bAaron Carroll if (!strcmp(file, "-")) 6665a729cbec53a158fa8d8dc5737749cfee20ab31bAaron Carroll f = stdin; 6675a729cbec53a158fa8d8dc5737749cfee20ab31bAaron Carroll else 6685a729cbec53a158fa8d8dc5737749cfee20ab31bAaron Carroll f = fopen(file, "r"); 6695a729cbec53a158fa8d8dc5737749cfee20ab31bAaron Carroll 670ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (!f) { 671aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe perror("fopen job file"); 672ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 673ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 674ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 675ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe string = malloc(4096); 6767f7e6e59f48bbd754847c825075a9c46962e0116Jens Axboe 6777f7e6e59f48bbd754847c825075a9c46962e0116Jens Axboe /* 6787f7e6e59f48bbd754847c825075a9c46962e0116Jens Axboe * it's really 256 + small bit, 280 should suffice 6797f7e6e59f48bbd754847c825075a9c46962e0116Jens Axboe */ 6807f7e6e59f48bbd754847c825075a9c46962e0116Jens Axboe name = malloc(280); 6817f7e6e59f48bbd754847c825075a9c46962e0116Jens Axboe memset(name, 0, 280); 682ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 6833b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe alloc_opts = 8; 6843b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe opts = malloc(sizeof(char *) * alloc_opts); 685b7c6302da8b30f221310dd6c917136229ee5e688Jens Axboe num_opts = 0; 6863b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe 6870c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe stonewall = stonewall_flag; 6887c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe do { 689ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe /* 690ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe * if skip_fgets is set, we already have loaded a line we 691ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe * haven't handled. 692ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe */ 693ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe if (!skip_fgets) { 694ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe p = fgets(string, 4095, f); 695ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe if (!p) 696ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe break; 697ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe } 698cdc7f1936e07f3b51aaa96c589e43abd7fea0051gurudas pai 699ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe skip_fgets = 0; 700cdc7f1936e07f3b51aaa96c589e43abd7fea0051gurudas pai strip_blank_front(&p); 7016c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe strip_blank_end(p); 702cdc7f1936e07f3b51aaa96c589e43abd7fea0051gurudas pai 703ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 704ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 7056c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe if (sscanf(p, "[%255s]", name) != 1) { 70601f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe if (inside_skip) 70701f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe continue; 7085ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe log_err("fio: option <%s> outside of [] job section\n", 7095ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe p); 710088b42076dcbadf4d61367e19e49cb0d12aaadd1Jens Axboe break; 7116c7c7da18aa2ab744b9485482e64acd30f31da6dJens Axboe } 712ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 71301f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe if (skip_this_section(name)) { 71401f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe inside_skip = 1; 71501f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe continue; 71601f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe } else 71701f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe inside_skip = 0; 71801f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe 719ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe global = !strncmp(name, "global", 6); 720ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 721ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe name[strlen(name) - 1] = '\0'; 722ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 723cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) { 724097b2991ace8e069dbfb0c2286d31da714247573Jens Axboe if (first_sect) 725097b2991ace8e069dbfb0c2286d31da714247573Jens Axboe log_info("fio "); 726cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (!global) 727cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe log_info("--name=%s ", name); 728097b2991ace8e069dbfb0c2286d31da714247573Jens Axboe first_sect = 0; 729cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe } 730cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 731ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe td = get_new_job(global, &def_thread); 73245410acb636e526575d62a037f81ade7916b738cJens Axboe if (!td) { 73345410acb636e526575d62a037f81ade7916b738cJens Axboe ret = 1; 73445410acb636e526575d62a037f81ade7916b738cJens Axboe break; 73545410acb636e526575d62a037f81ade7916b738cJens Axboe } 736ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 737972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe /* 738972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe * Seperate multiple job files by a stonewall 739972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe */ 740f94819192600fe35d03ebed26a803abdc2b9864cJens Axboe if (!global && stonewall) { 7412dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe td->o.stonewall = stonewall; 742972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe stonewall = 0; 743972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 744972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 7453b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe num_opts = 0; 7463b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe memset(opts, 0, alloc_opts * sizeof(char *)); 7473b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe 748ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe while ((p = fgets(string, 4096, f)) != NULL) { 749ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (is_empty_or_comment(p)) 750ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe continue; 751e1f365035a952233463d85d659bd960ba78f012eJens Axboe 752b6754f9d3f719627d8aae4c3e8f39212d9405f99Jens Axboe strip_blank_front(&p); 7537c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 754ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe /* 755ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe * new section, break out and make sure we don't 756ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe * fgets() a new line at the top. 757ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe */ 758ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe if (p[0] == '[') { 759ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe skip_fgets = 1; 7607c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe break; 761ccf8f1273301ccb286636ff169a7d47e09f47a90Jens Axboe } 7627c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe 7634ae3f76333bf2382e516db0b5c202b8982b1170fJens Axboe strip_blank_end(p); 764aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe 7653b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe if (num_opts == alloc_opts) { 7663b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe alloc_opts <<= 1; 7673b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe opts = realloc(opts, 7683b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe alloc_opts * sizeof(char *)); 7693b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe } 7703b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe 7713b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe opts[num_opts] = strdup(p); 7723b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe num_opts++; 773ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 774ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 7753b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe ret = fio_options_parse(td, opts, num_opts); 7763b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe if (!ret) { 7773b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe if (dump_cmdline) 7783b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe for (i = 0; i < num_opts; i++) 7793b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe log_info("--%s ", opts[i]); 7803b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe 78145410acb636e526575d62a037f81ade7916b738cJens Axboe ret = add_job(td, name, 0); 7823b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe } else { 783b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe log_err("fio: job %s dropped\n", name); 784b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe put_job(td); 78545410acb636e526575d62a037f81ade7916b738cJens Axboe } 7863b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe 7873b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe for (i = 0; i < num_opts; i++) 7883b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe free(opts[i]); 7893b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe num_opts = 0; 7907c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe } while (!ret); 791ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 792cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) 793cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe log_info("\n"); 794cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 7953b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe for (i = 0; i < num_opts; i++) 7963b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe free(opts[i]); 7973b8b7135602a4d3a7132fee10da9c1203ab643adJens Axboe 798ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(string); 799ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe free(name); 8002577594dd6e2857d9efbf6bd81cd7ef507dbcd64Jens Axboe free(opts); 8015a729cbec53a158fa8d8dc5737749cfee20ab31bAaron Carroll if (f != stdin) 8025a729cbec53a158fa8d8dc5737749cfee20ab31bAaron Carroll fclose(f); 80345410acb636e526575d62a037f81ade7916b738cJens Axboe return ret; 804ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 805ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 806ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int fill_def_thread(void) 807ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 808ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe memset(&def_thread, 0, sizeof(def_thread)); 809ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 810375b2695693f56987e23deef3ded8e5b06ef6797Jens Axboe fio_getaffinity(getpid(), &def_thread.o.cpumask); 811ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 812ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe /* 813ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe * fill default options 814ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe */ 815214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe fio_fill_default_options(&def_thread); 816ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 8172dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.timeout = def_timeout; 8182dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.write_bw_log = write_bw_log; 8192dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe def_thread.o.write_lat_log = write_lat_log; 820ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe 821ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 822ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 823ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 824214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic void free_shm(void) 825214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe{ 826214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe struct shmid_ds sbuf; 827214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 828214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (threads) { 8295e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe void *tp = threads; 8305e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe 831214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe threads = NULL; 8325e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe file_hash_exit(); 8335e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe fio_debug_jobp = NULL; 8345e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe shmdt(tp); 835214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shmctl(shm_id, IPC_RMID, &sbuf); 836214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 8372e5cdb118aeb26cb469a50f746b632676306f698Jens Axboe 8382e5cdb118aeb26cb469a50f746b632676306f698Jens Axboe scleanup(); 839214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe} 840214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 841214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe/* 842214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * The thread area is shared between the main process and the job 843214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * threads/processes. So setup a shared memory segment that will hold 844380065aa652b87093d6bbd240e70db30bd6f193dJens Axboe * all the job info. We use the end of the region for keeping track of 845380065aa652b87093d6bbd240e70db30bd6f193dJens Axboe * open files across jobs, for file sharing. 846214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe */ 847214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboestatic int setup_thread_area(void) 848214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe{ 849380065aa652b87093d6bbd240e70db30bd6f193dJens Axboe void *hash; 850380065aa652b87093d6bbd240e70db30bd6f193dJens Axboe 851214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe /* 852214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * 1024 is too much on some machines, scale max_jobs if 853214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe * we get a failure that looks like too large a shm segment 854214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe */ 855214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe do { 856214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe size_t size = max_jobs * sizeof(struct thread_data); 857214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 858380065aa652b87093d6bbd240e70db30bd6f193dJens Axboe size += file_hash_size; 8595e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe size += sizeof(unsigned int); 860380065aa652b87093d6bbd240e70db30bd6f193dJens Axboe 861214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe shm_id = shmget(0, size, IPC_CREAT | 0600); 862214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (shm_id != -1) 863214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe break; 864214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (errno != EINVAL) { 865214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe perror("shmget"); 866214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe break; 867214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 868214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 869214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe max_jobs >>= 1; 870214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } while (max_jobs); 871214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 872214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (shm_id == -1) 873214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 1; 874214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 875214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe threads = shmat(shm_id, NULL, 0); 876214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe if (threads == (void *) -1) { 877214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe perror("shmat"); 878214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 1; 879214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe } 880214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 8811f809d151ddc4a4c348c2e4f6007db510e3e08a2Jens Axboe memset(threads, 0, max_jobs * sizeof(struct thread_data)); 882380065aa652b87093d6bbd240e70db30bd6f193dJens Axboe hash = (void *) threads + max_jobs * sizeof(struct thread_data); 8835e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe fio_debug_jobp = (void *) hash + file_hash_size; 8845e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe *fio_debug_jobp = -1; 885380065aa652b87093d6bbd240e70db30bd6f193dJens Axboe file_hash_init(hash); 886214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe atexit(free_shm); 887214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe return 0; 888214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe} 889214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe 89045378b35a047b590d0d3b6f9a7b8fea6dfa47300Jens Axboestatic void usage(const char *name) 8914785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe{ 8924785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe printf("%s\n", fio_version_string); 89345378b35a047b590d0d3b6f9a7b8fea6dfa47300Jens Axboe printf("%s [options] [job options] <job file(s)>\n", name); 894ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe printf("\t--debug=options\tEnable debug logging\n"); 895b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--output\tWrite output to file\n"); 896b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--timeout\tRuntime in seconds\n"); 897b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--latency-log\tGenerate per-job latency logs\n"); 898b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); 899b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--minimal\tMinimal (terse) output\n"); 900b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("\t--version\tPrint version info and exit\n"); 901fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe printf("\t--help\t\tPrint this page\n"); 9025ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of" 9035ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe " them\n"); 904cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe printf("\t--showcmd\tTurn a job file into command line options\n"); 905e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll printf("\t--eta=when\tWhen ETA estimate should be printed\n"); 906e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll printf("\t \tMay be \"always\", \"never\" or \"auto\"\n"); 9075ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe printf("\t--readonly\tTurn on safety read-only checks, preventing" 9085ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe " writes\n"); 90901f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe printf("\t--section=name\tOnly run specified section in job file\n"); 9102b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe printf("\t--alloc-size=kb\tSet smalloc pool to this size in kb" 9112b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe " (def 1024)\n"); 912fd4442b8c33de3bad7d4d31df75e3109900ac70eJens Axboe printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>\n"); 9134785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe} 9144785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe 91579e48f72dea1639bcbee310c354938287b6d5790Jens Axboe#ifdef FIO_INC_DEBUG 916ee56ad500f6692381e131cc37299d23fa910a24aJens Axboestruct debug_level debug_levels[] = { 917bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe { .name = "process", .shift = FD_PROCESS, }, 918bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe { .name = "file", .shift = FD_FILE, }, 919bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe { .name = "io", .shift = FD_IO, }, 920bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe { .name = "mem", .shift = FD_MEM, }, 921bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe { .name = "blktrace", .shift = FD_BLKTRACE }, 922bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe { .name = "verify", .shift = FD_VERIFY }, 92384422acde41c9cf462245de115d425cf5a82124cJens Axboe { .name = "random", .shift = FD_RANDOM }, 924a3d741fa3bc3120d5b62a56826a97524daa32803Jens Axboe { .name = "parse", .shift = FD_PARSE }, 925cd991b9e36b18903f1564a4bfafdc83a9f165219Jens Axboe { .name = "diskutil", .shift = FD_DISKUTIL }, 9265e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe { .name = "job", .shift = FD_JOB }, 92729adda3ce304f16036cafee6c099aa08444a7db1Jens Axboe { .name = "mutex", .shift = FD_MUTEX }, 92802444ad1868ee94c7c38810cc775784e6a9a5dbeJens Axboe { .name = NULL, }, 929ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe}; 930ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe 931c09823ab5c841791025c564ecfc9ada0f850770bJens Axboestatic int set_debug(const char *string) 932ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe{ 933ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe struct debug_level *dl; 934ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe char *p = (char *) string; 935ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe char *opt; 936ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe int i; 937ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe 938ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe if (!strcmp(string, "?") || !strcmp(string, "help")) { 939ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe int i; 940ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe 941ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe log_info("fio: dumping debug options:"); 942ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe for (i = 0; debug_levels[i].name; i++) { 943ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe dl = &debug_levels[i]; 944ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe log_info("%s,", dl->name); 945ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe } 946bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe log_info("all\n"); 947c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe return 1; 948ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe } 949ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe 950ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe while ((opt = strsep(&p, ",")) != NULL) { 951ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe int found = 0; 952ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe 9535e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe if (!strncmp(opt, "all", 3)) { 9545e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe log_info("fio: set all debug options\n"); 9555e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe fio_debug = ~0UL; 9565e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe continue; 9575e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe } 9585e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe 959ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe for (i = 0; debug_levels[i].name; i++) { 960ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe dl = &debug_levels[i]; 9615e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe found = !strncmp(opt, dl->name, strlen(dl->name)); 9625e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe if (!found) 9635e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe continue; 9645e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe 9655e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe if (dl->shift == FD_JOB) { 9665e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe opt = strchr(opt, ':'); 9675e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe if (!opt) { 9685e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe log_err("fio: missing job number\n"); 9695e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe break; 9705e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe } 9715e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe opt++; 9725e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe fio_debug_jobno = atoi(opt); 9735e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe log_info("fio: set debug jobno %d\n", 9745e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe fio_debug_jobno); 9755e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe } else { 976ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe log_info("fio: set debug option %s\n", opt); 977bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe fio_debug |= (1UL << dl->shift); 978ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe } 9795e1d306e4f9a6337d07cc2d536d77c53e083226fJens Axboe break; 980ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe } 981ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe 982ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe if (!found) 983ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe log_err("fio: debug mask %s not found\n", opt); 984ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe } 985c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe return 0; 986ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe} 98779e48f72dea1639bcbee310c354938287b6d5790Jens Axboe#else 98869b98d4c9945bed6b3446a9e73bfaf8e557cf033Jens Axboestatic int set_debug(const char *string) 98979e48f72dea1639bcbee310c354938287b6d5790Jens Axboe{ 99079e48f72dea1639bcbee310c354938287b6d5790Jens Axboe log_err("fio: debug tracing not included in build\n"); 991c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe return 1; 99279e48f72dea1639bcbee310c354938287b6d5790Jens Axboe} 99379e48f72dea1639bcbee310c354938287b6d5790Jens Axboe#endif 994ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe 995972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int parse_cmd_line(int argc, char *argv[]) 996ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 997b46928282e0a890f49250e79b81af773a2b7108fJens Axboe struct thread_data *td = NULL; 998c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; 999ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 10005ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe while ((c = getopt_long_only(argc, argv, "", l_opts, &lidx)) != -1) { 1001ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe switch (c) { 10022b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe case 'a': 10032b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe smalloc_pool_size = atoi(optarg); 10042b386d2569c9078ca9790c4e6d318ec3835b8739Jens Axboe break; 1005b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 't': 1006b46928282e0a890f49250e79b81af773a2b7108fJens Axboe def_timeout = atoi(optarg); 1007b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1008b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'l': 1009b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_lat_log = 1; 1010b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1011b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'w': 1012b46928282e0a890f49250e79b81af773a2b7108fJens Axboe write_bw_log = 1; 1013b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1014b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'o': 1015b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = fopen(optarg, "w+"); 1016b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!f_out) { 1017b46928282e0a890f49250e79b81af773a2b7108fJens Axboe perror("fopen output"); 1018b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(1); 1019b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1020b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = f_out; 1021b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1022b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'm': 1023b46928282e0a890f49250e79b81af773a2b7108fJens Axboe terse_output = 1; 1024b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1025b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'h': 102645378b35a047b590d0d3b6f9a7b8fea6dfa47300Jens Axboe usage(argv[0]); 1027b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1028fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe case 'c': 1029214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe exit(fio_show_option_help(optarg)); 1030cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe case 's': 1031cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe dump_cmdline = 1; 1032cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe break; 1033724e4435c1374e97309b122429ad9291744966c0Jens Axboe case 'r': 1034724e4435c1374e97309b122429ad9291744966c0Jens Axboe read_only = 1; 1035724e4435c1374e97309b122429ad9291744966c0Jens Axboe break; 1036b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case 'v': 1037b46928282e0a890f49250e79b81af773a2b7108fJens Axboe printf("%s\n", fio_version_string); 1038b46928282e0a890f49250e79b81af773a2b7108fJens Axboe exit(0); 1039e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll case 'e': 1040e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll if (!strcmp("always", optarg)) 1041e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll eta_print = FIO_ETA_ALWAYS; 1042e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll else if (!strcmp("never", optarg)) 1043e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll eta_print = FIO_ETA_NEVER; 1044e592a06b36999bbb30675a4a58d4ff16ed65e555Aaron Carroll break; 1045ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe case 'd': 1046c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe if (set_debug(optarg)) 1047c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe do_exit++; 1048ee56ad500f6692381e131cc37299d23fa910a24aJens Axboe break; 104901f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe case 'x': 105001f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe if (!strcmp(optarg, "global")) { 10515ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe log_err("fio: can't use global as only " 10525ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe "section\n"); 1053c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe do_exit++; 1054c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe exit_val = 1; 105501f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe break; 105601f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe } 105701f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe if (job_section) 105801f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe free(job_section); 105901f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe job_section = strdup(optarg); 106001f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe break; 1061b46928282e0a890f49250e79b81af773a2b7108fJens Axboe case FIO_GETOPT_JOB: { 10625ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe const char *opt = l_opts[lidx].name; 1063b46928282e0a890f49250e79b81af773a2b7108fJens Axboe char *val = optarg; 1064b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1065c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (!strncmp(opt, "name", 4) && td) { 10662dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe ret = add_job(td, td->o.name ?: "fio", 0); 1067c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe if (ret) { 1068c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe put_job(td); 1069c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe return 0; 1070c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1071c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = NULL; 1072c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe } 1073b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) { 107401f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe int is_section = !strncmp(opt, "name", 4); 10753106f220e1710d7e53cb7bd0dbc7dac4584af463Jens Axboe int global = 0; 10763106f220e1710d7e53cb7bd0dbc7dac4584af463Jens Axboe 107701f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe if (!is_section || !strncmp(val, "global", 6)) 10783106f220e1710d7e53cb7bd0dbc7dac4584af463Jens Axboe global = 1; 1079c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe 108001f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe if (is_section && skip_this_section(val)) 108101f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe continue; 108201f06b63ba67d3bc7fa11766d9f13d229c4cec5cJens Axboe 1083c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe td = get_new_job(global, &def_thread); 1084b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!td) 1085b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 0; 1086b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 108738d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe 1088214e1ecae844a32bf8f66d19132f4948d922dceeJens Axboe ret = fio_cmd_option_parse(td, opt, val); 1089b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1090b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1091b46928282e0a890f49250e79b81af773a2b7108fJens Axboe default: 1092c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe do_exit++; 1093c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe exit_val = 1; 1094b46928282e0a890f49250e79b81af773a2b7108fJens Axboe break; 1095ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1096ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe } 1097c9fad893e8333682d6ab67a269b0dd74f303c5bcJens Axboe 1098c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe if (do_exit) 1099c09823ab5c841791025c564ecfc9ada0f850770bJens Axboe exit(exit_val); 1100536582bf89bb97eb3636e41470f303877a738810Jens Axboe 1101b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (td) { 11027d6a8904cc2973a857f4bb50f85e7c75375c553dJens Axboe if (!ret) 11032dc1bbeb58edc85f2829eed6729862c438ea2353Jens Axboe ret = add_job(td, td->o.name ?: "fio", 0); 11047d6a8904cc2973a857f4bb50f85e7c75375c553dJens Axboe if (ret) 11057d6a8904cc2973a857f4bb50f85e7c75375c553dJens Axboe put_job(td); 1106972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1107774a617767830b5023f6cad4a45609a92ec82d41Jens Axboe 1108b46928282e0a890f49250e79b81af773a2b7108fJens Axboe while (optind < argc) { 1109b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_idx++; 1110b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file = realloc(ini_file, ini_idx * sizeof(char *)); 1111b46928282e0a890f49250e79b81af773a2b7108fJens Axboe ini_file[ini_idx - 1] = strdup(argv[optind]); 1112b46928282e0a890f49250e79b81af773a2b7108fJens Axboe optind++; 1113eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens Axboe } 1114972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1115972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return ini_idx; 1116ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1117ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1118ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint parse_options(int argc, char *argv[]) 1119ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{ 1120972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe int job_files, i; 1121972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe 1122b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_out = stdout; 1123b46928282e0a890f49250e79b81af773a2b7108fJens Axboe f_err = stderr; 1124b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 11255ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe fio_options_dup_and_init(l_opts); 1126b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1127ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (setup_thread_area()) 1128ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1129ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe if (fill_def_thread()) 1130ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 1; 1131ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1132972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe job_files = parse_cmd_line(argc, argv); 1133ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 1134972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe for (i = 0; i < job_files; i++) { 1135972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe if (fill_def_thread()) 1136972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 11370c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe if (parse_jobs_ini(ini_file[i], i)) 1138972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe return 1; 113988c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file[i]); 1140972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe } 1141ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe 114288c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe free(ini_file); 1143d23bb327374520295509bbd98912c8091b701a3eJens Axboe options_mem_free(&def_thread); 1144b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1145b46928282e0a890f49250e79b81af773a2b7108fJens Axboe if (!thread_number) { 1146cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe if (dump_cmdline) 1147cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe return 0; 1148cca73aa73328c3cb4d78adf1e54345701eff29fdJens Axboe 1149fd4442b8c33de3bad7d4d31df75e3109900ac70eJens Axboe log_err("No jobs defined(s)\n\n"); 115045378b35a047b590d0d3b6f9a7b8fea6dfa47300Jens Axboe usage(argv[0]); 1151b46928282e0a890f49250e79b81af773a2b7108fJens Axboe return 1; 1152b46928282e0a890f49250e79b81af773a2b7108fJens Axboe } 1153b46928282e0a890f49250e79b81af773a2b7108fJens Axboe 1154be4ecfdf6c8daa75c4df8ac875c9a87da80d81a0Jens Axboe if (def_thread.o.gtod_offload) { 1155be4ecfdf6c8daa75c4df8ac875c9a87da80d81a0Jens Axboe fio_gtod_init(); 1156be4ecfdf6c8daa75c4df8ac875c9a87da80d81a0Jens Axboe fio_gtod_offload = 1; 1157be4ecfdf6c8daa75c4df8ac875c9a87da80d81a0Jens Axboe fio_gtod_cpu = def_thread.o.gtod_cpu; 1158be4ecfdf6c8daa75c4df8ac875c9a87da80d81a0Jens Axboe } 1159be4ecfdf6c8daa75c4df8ac875c9a87da80d81a0Jens Axboe 1160ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe return 0; 1161ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe} 1162