Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 1 | /* |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 2 | * This file contains job initialization and setup functions. |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 3 | */ |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 4 | #include <stdio.h> |
| 5 | #include <stdlib.h> |
| 6 | #include <unistd.h> |
| 7 | #include <fcntl.h> |
| 8 | #include <ctype.h> |
| 9 | #include <string.h> |
| 10 | #include <errno.h> |
| 11 | #include <sys/ipc.h> |
| 12 | #include <sys/shm.h> |
| 13 | #include <sys/types.h> |
| 14 | #include <sys/stat.h> |
| 15 | |
| 16 | #include "fio.h" |
Jens Axboe | cb2c86f | 2006-10-26 13:48:34 +0200 | [diff] [blame] | 17 | #include "parse.h" |
Jens Axboe | 2e5cdb1 | 2008-03-01 18:52:49 +0100 | [diff] [blame] | 18 | #include "smalloc.h" |
Jens Axboe | 380065a | 2008-03-01 18:56:24 +0100 | [diff] [blame] | 19 | #include "filehash.h" |
Jens Axboe | 4f5af7b | 2009-06-03 08:45:40 +0200 | [diff] [blame] | 20 | #include "verify.h" |
Jens Axboe | 79d1631 | 2010-03-04 12:43:20 +0100 | [diff] [blame] | 21 | #include "profile.h" |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 22 | |
Cigy Cyriac | bf2e821 | 2010-08-10 19:51:11 -0400 | [diff] [blame] | 23 | #include "lib/getopt.h" |
| 24 | |
Jens Axboe | 723cd80 | 2011-09-16 08:44:10 +0200 | [diff] [blame^] | 25 | static char fio_version_string[] = "fio 1.58"; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 26 | |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 27 | #define FIO_RANDSEED (0xb1899bedUL) |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 28 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 29 | static char **ini_file; |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 30 | static int max_jobs = FIO_MAX_JOBS; |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 31 | static int dump_cmdline; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 32 | |
Jens Axboe | be4ecfd | 2008-12-08 14:10:52 +0100 | [diff] [blame] | 33 | static struct thread_data def_thread; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 34 | struct thread_data *threads = NULL; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 35 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 36 | int exitall_on_terminate = 0; |
| 37 | int terse_output = 0; |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 38 | int eta_print; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 39 | unsigned long long mlock_size = 0; |
| 40 | FILE *f_out = NULL; |
| 41 | FILE *f_err = NULL; |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 42 | char **job_sections = NULL; |
| 43 | int nr_job_sections = 0; |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 44 | char *exec_profile = NULL; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 45 | int warnings_fatal = 0; |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 46 | int terse_version = 2; |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 47 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 48 | int write_bw_log = 0; |
Jens Axboe | 4241ea8 | 2007-09-12 08:18:36 +0200 | [diff] [blame] | 49 | int read_only = 0; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 50 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 51 | static int write_lat_log; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 52 | |
| 53 | static int prev_group_jobs; |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 54 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 55 | unsigned long fio_debug = 0; |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 56 | unsigned int fio_debug_jobno = -1; |
| 57 | unsigned int *fio_debug_jobp = NULL; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 58 | |
Jens Axboe | 4c6107f | 2011-01-18 05:22:22 -0700 | [diff] [blame] | 59 | static char cmd_optstr[256]; |
| 60 | |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 61 | /* |
| 62 | * Command line options. These will contain the above, plus a few |
| 63 | * extra that only pertain to fio itself and not jobs. |
| 64 | */ |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 65 | static struct option l_opts[FIO_NR_OPTIONS] = { |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 66 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 67 | .name = (char *) "output", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 68 | .has_arg = required_argument, |
| 69 | .val = 'o', |
| 70 | }, |
| 71 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 72 | .name = (char *) "timeout", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 73 | .has_arg = required_argument, |
| 74 | .val = 't', |
| 75 | }, |
| 76 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 77 | .name = (char *) "latency-log", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 78 | .has_arg = required_argument, |
| 79 | .val = 'l', |
| 80 | }, |
| 81 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 82 | .name = (char *) "bandwidth-log", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 83 | .has_arg = required_argument, |
| 84 | .val = 'b', |
| 85 | }, |
| 86 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 87 | .name = (char *) "minimal", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 88 | .has_arg = optional_argument, |
| 89 | .val = 'm', |
| 90 | }, |
| 91 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 92 | .name = (char *) "version", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 93 | .has_arg = no_argument, |
| 94 | .val = 'v', |
| 95 | }, |
| 96 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 97 | .name = (char *) "help", |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 98 | .has_arg = no_argument, |
| 99 | .val = 'h', |
| 100 | }, |
| 101 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 102 | .name = (char *) "cmdhelp", |
Jens Axboe | 320beef | 2007-03-01 10:44:12 +0100 | [diff] [blame] | 103 | .has_arg = optional_argument, |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 104 | .val = 'c', |
| 105 | }, |
| 106 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 107 | .name = (char *) "showcmd", |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 108 | .has_arg = no_argument, |
Jens Axboe | 724e443 | 2007-09-11 20:02:05 +0200 | [diff] [blame] | 109 | .val = 's', |
| 110 | }, |
| 111 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 112 | .name = (char *) "readonly", |
Jens Axboe | 724e443 | 2007-09-11 20:02:05 +0200 | [diff] [blame] | 113 | .has_arg = no_argument, |
| 114 | .val = 'r', |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 115 | }, |
| 116 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 117 | .name = (char *) "eta", |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 118 | .has_arg = required_argument, |
| 119 | .val = 'e', |
| 120 | }, |
| 121 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 122 | .name = (char *) "debug", |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 123 | .has_arg = required_argument, |
| 124 | .val = 'd', |
| 125 | }, |
| 126 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 127 | .name = (char *) "section", |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 128 | .has_arg = required_argument, |
| 129 | .val = 'x', |
| 130 | }, |
| 131 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 132 | .name = (char *) "alloc-size", |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 133 | .has_arg = required_argument, |
| 134 | .val = 'a', |
| 135 | }, |
| 136 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 137 | .name = (char *) "profile", |
Jens Axboe | 9ac8a79 | 2009-11-13 21:23:07 +0100 | [diff] [blame] | 138 | .has_arg = required_argument, |
| 139 | .val = 'p', |
| 140 | }, |
| 141 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 142 | .name = (char *) "warnings-fatal", |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 143 | .has_arg = no_argument, |
| 144 | .val = 'w', |
| 145 | }, |
| 146 | { |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 147 | .name = (char *) "max-jobs", |
| 148 | .has_arg = required_argument, |
| 149 | .val = 'j', |
| 150 | }, |
| 151 | { |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 152 | .name = (char *) "terse-version", |
| 153 | .has_arg = required_argument, |
| 154 | .val = 'V', |
| 155 | }, |
| 156 | { |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 157 | .name = NULL, |
| 158 | }, |
| 159 | }; |
| 160 | |
Joel Becker | 9728ce3 | 2007-03-01 08:24:39 +0100 | [diff] [blame] | 161 | FILE *get_f_out() |
| 162 | { |
| 163 | return f_out; |
| 164 | } |
| 165 | |
| 166 | FILE *get_f_err() |
| 167 | { |
| 168 | return f_err; |
| 169 | } |
| 170 | |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 171 | /* |
| 172 | * Return a free job structure. |
| 173 | */ |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 174 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
| 175 | { |
| 176 | struct thread_data *td; |
| 177 | |
| 178 | if (global) |
| 179 | return &def_thread; |
Bruce Cran | e61f1ec | 2011-01-14 18:30:26 +0100 | [diff] [blame] | 180 | if (thread_number >= max_jobs) { |
| 181 | log_err("error: maximum number of jobs (%d) reached.\n", |
| 182 | max_jobs); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 183 | return NULL; |
Bruce Cran | e61f1ec | 2011-01-14 18:30:26 +0100 | [diff] [blame] | 184 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 185 | |
| 186 | td = &threads[thread_number++]; |
Jens Axboe | ddaeaa5 | 2006-06-08 11:00:58 +0200 | [diff] [blame] | 187 | *td = *parent; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 188 | |
Jens Axboe | e0b0d89 | 2009-12-08 10:10:14 +0100 | [diff] [blame] | 189 | td->o.uid = td->o.gid = -1U; |
| 190 | |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 191 | dup_files(td, parent); |
Jens Axboe | d23bb32 | 2007-03-23 15:57:56 +0100 | [diff] [blame] | 192 | options_mem_dupe(td); |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 193 | |
Jens Axboe | 15dc193 | 2010-03-05 10:59:06 +0100 | [diff] [blame] | 194 | profile_add_hooks(td); |
| 195 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 196 | td->thread_number = thread_number; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 197 | return td; |
| 198 | } |
| 199 | |
| 200 | static void put_job(struct thread_data *td) |
| 201 | { |
Jens Axboe | 549577a | 2006-10-30 12:23:41 +0100 | [diff] [blame] | 202 | if (td == &def_thread) |
| 203 | return; |
Bruce Cran | 84dd188 | 2011-05-05 08:14:09 -0600 | [diff] [blame] | 204 | |
Jens Axboe | 58c55ba | 2010-03-09 12:20:08 +0100 | [diff] [blame] | 205 | profile_td_exit(td); |
Jens Axboe | 549577a | 2006-10-30 12:23:41 +0100 | [diff] [blame] | 206 | |
Jens Axboe | 16edf25 | 2007-02-10 14:59:22 +0100 | [diff] [blame] | 207 | if (td->error) |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 208 | log_info("fio: %s\n", td->verror); |
Jens Axboe | 16edf25 | 2007-02-10 14:59:22 +0100 | [diff] [blame] | 209 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 210 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
| 211 | thread_number--; |
| 212 | } |
| 213 | |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 214 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 215 | { |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 216 | unsigned int bs = td->o.min_bs[ddir]; |
Radha Ramachandran | ba3e4e0 | 2009-12-09 22:31:44 +0100 | [diff] [blame] | 217 | unsigned long long bytes_per_sec; |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 218 | |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 219 | assert(ddir_rw(ddir)); |
| 220 | |
Radha Ramachandran | ba3e4e0 | 2009-12-09 22:31:44 +0100 | [diff] [blame] | 221 | if (td->o.rate[ddir]) |
| 222 | bytes_per_sec = td->o.rate[ddir]; |
| 223 | else |
| 224 | bytes_per_sec = td->o.rate_iops[ddir] * bs; |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 225 | |
Radha Ramachandran | ba3e4e0 | 2009-12-09 22:31:44 +0100 | [diff] [blame] | 226 | if (!bytes_per_sec) { |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 227 | log_err("rate lower than supported\n"); |
| 228 | return -1; |
| 229 | } |
| 230 | |
Radha Ramachandran | ba3e4e0 | 2009-12-09 22:31:44 +0100 | [diff] [blame] | 231 | td->rate_nsec_cycle[ddir] = 1000000000ULL / bytes_per_sec; |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 232 | td->rate_pending_usleep[ddir] = 0; |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 233 | return 0; |
| 234 | } |
| 235 | |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 236 | static int setup_rate(struct thread_data *td) |
| 237 | { |
| 238 | int ret = 0; |
| 239 | |
| 240 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) |
| 241 | ret = __setup_rate(td, DDIR_READ); |
| 242 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) |
| 243 | ret |= __setup_rate(td, DDIR_WRITE); |
| 244 | |
| 245 | return ret; |
| 246 | } |
| 247 | |
Jens Axboe | 8347239 | 2009-02-19 21:32:12 +0100 | [diff] [blame] | 248 | static int fixed_block_size(struct thread_options *o) |
| 249 | { |
| 250 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && |
| 251 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && |
| 252 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE]; |
| 253 | } |
| 254 | |
Jens Axboe | dad915e | 2006-10-27 11:10:18 +0200 | [diff] [blame] | 255 | /* |
| 256 | * Lazy way of fixing up options that depend on each other. We could also |
| 257 | * define option callback handlers, but this is easier. |
| 258 | */ |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 259 | static int fixup_options(struct thread_data *td) |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 260 | { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 261 | struct thread_options *o = &td->o; |
Jens Axboe | ff21745 | 2011-01-18 22:33:02 -0700 | [diff] [blame] | 262 | int ret = 0; |
Jens Axboe | dad915e | 2006-10-27 11:10:18 +0200 | [diff] [blame] | 263 | |
Jens Axboe | f356d01 | 2009-01-05 09:56:29 +0100 | [diff] [blame] | 264 | #ifndef FIO_HAVE_PSHARED_MUTEX |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 265 | if (!o->use_thread) { |
Jens Axboe | f356d01 | 2009-01-05 09:56:29 +0100 | [diff] [blame] | 266 | log_info("fio: this platform does not support process shared" |
| 267 | " mutexes, forcing use of threads. Use the 'thread'" |
| 268 | " option to get rid of this warning.\n"); |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 269 | o->use_thread = 1; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 270 | ret = warnings_fatal; |
Jens Axboe | f356d01 | 2009-01-05 09:56:29 +0100 | [diff] [blame] | 271 | } |
| 272 | #endif |
| 273 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 274 | if (o->write_iolog_file && o->read_iolog_file) { |
Jens Axboe | 076efc7 | 2006-10-27 11:24:25 +0200 | [diff] [blame] | 275 | log_err("fio: read iolog overrides write_iolog\n"); |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 276 | free(o->write_iolog_file); |
| 277 | o->write_iolog_file = NULL; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 278 | ret = warnings_fatal; |
Jens Axboe | 076efc7 | 2006-10-27 11:24:25 +0200 | [diff] [blame] | 279 | } |
Jens Axboe | 16b462a | 2006-10-30 12:35:18 +0100 | [diff] [blame] | 280 | |
Jens Axboe | 16b462a | 2006-10-30 12:35:18 +0100 | [diff] [blame] | 281 | /* |
| 282 | * only really works for sequential io for now, and with 1 file |
| 283 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 284 | if (o->zone_size && td_random(td) && o->open_files == 1) |
| 285 | o->zone_size = 0; |
Jens Axboe | 16b462a | 2006-10-30 12:35:18 +0100 | [diff] [blame] | 286 | |
| 287 | /* |
| 288 | * Reads can do overwrites, we always need to pre-create the file |
| 289 | */ |
| 290 | if (td_read(td) || td_rw(td)) |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 291 | o->overwrite = 1; |
Jens Axboe | 16b462a | 2006-10-30 12:35:18 +0100 | [diff] [blame] | 292 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 293 | if (!o->min_bs[DDIR_READ]) |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 294 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 295 | if (!o->max_bs[DDIR_READ]) |
| 296 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; |
| 297 | if (!o->min_bs[DDIR_WRITE]) |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 298 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 299 | if (!o->max_bs[DDIR_WRITE]) |
| 300 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
Jens Axboe | a00735e | 2006-11-03 08:58:08 +0100 | [diff] [blame] | 301 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 302 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
Jens Axboe | a00735e | 2006-11-03 08:58:08 +0100 | [diff] [blame] | 303 | |
Jens Axboe | 2b7a01d | 2009-03-11 11:00:13 +0100 | [diff] [blame] | 304 | /* |
| 305 | * For random IO, allow blockalign offset other than min_bs. |
| 306 | */ |
| 307 | if (!o->ba[DDIR_READ] || !td_random(td)) |
| 308 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; |
| 309 | if (!o->ba[DDIR_WRITE] || !td_random(td)) |
| 310 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; |
| 311 | |
| 312 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || |
| 313 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) && |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 314 | !o->norandommap) { |
Jens Axboe | 2b7a01d | 2009-03-11 11:00:13 +0100 | [diff] [blame] | 315 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 316 | o->norandommap = 1; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 317 | ret = warnings_fatal; |
Jens Axboe | 2b7a01d | 2009-03-11 11:00:13 +0100 | [diff] [blame] | 318 | } |
| 319 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 320 | if (!o->file_size_high) |
| 321 | o->file_size_high = o->file_size_low; |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 322 | |
Jens Axboe | 8347239 | 2009-02-19 21:32:12 +0100 | [diff] [blame] | 323 | if (o->norandommap && o->verify != VERIFY_NONE |
| 324 | && !fixed_block_size(o)) { |
| 325 | log_err("fio: norandommap given for variable block sizes, " |
| 326 | "verify disabled\n"); |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 327 | o->verify = VERIFY_NONE; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 328 | ret = warnings_fatal; |
Jens Axboe | bb8895e | 2006-10-30 15:14:48 +0100 | [diff] [blame] | 329 | } |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 330 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
Jens Axboe | 690adba | 2006-10-30 15:25:09 +0100 | [diff] [blame] | 331 | log_err("fio: bs_unaligned may not work with raw io\n"); |
Jens Axboe | e0a2233 | 2006-12-20 12:54:25 +0100 | [diff] [blame] | 332 | |
| 333 | /* |
Jens Axboe | 48097d5 | 2007-02-17 06:30:44 +0100 | [diff] [blame] | 334 | * thinktime_spin must be less than thinktime |
| 335 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 336 | if (o->thinktime_spin > o->thinktime) |
| 337 | o->thinktime_spin = o->thinktime; |
Jens Axboe | e916b39 | 2007-02-20 14:37:26 +0100 | [diff] [blame] | 338 | |
| 339 | /* |
| 340 | * The low water mark cannot be bigger than the iodepth |
| 341 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 342 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) { |
Jens Axboe | 9467b77 | 2007-02-27 19:56:43 +0100 | [diff] [blame] | 343 | /* |
| 344 | * syslet work around - if the workload is sequential, |
| 345 | * we want to let the queue drain all the way down to |
| 346 | * avoid seeking between async threads |
| 347 | */ |
| 348 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 349 | o->iodepth_low = 1; |
Jens Axboe | 9467b77 | 2007-02-27 19:56:43 +0100 | [diff] [blame] | 350 | else |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 351 | o->iodepth_low = o->iodepth; |
Jens Axboe | 9467b77 | 2007-02-27 19:56:43 +0100 | [diff] [blame] | 352 | } |
Jens Axboe | cb5ab51 | 2007-02-26 12:57:09 +0100 | [diff] [blame] | 353 | |
| 354 | /* |
| 355 | * If batch number isn't set, default to the same as iodepth |
| 356 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 357 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
| 358 | o->iodepth_batch = o->iodepth; |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 359 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 360 | if (o->nr_files > td->files_index) |
| 361 | o->nr_files = td->files_index; |
Jens Axboe | 9f9214f | 2007-03-13 14:02:16 +0100 | [diff] [blame] | 362 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 363 | if (o->open_files > o->nr_files || !o->open_files) |
| 364 | o->open_files = o->nr_files; |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 365 | |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 366 | if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))|| |
| 367 | ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] + |
| 368 | o->rate_iops_min[1]))) { |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 369 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 370 | ret = 1; |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 371 | } |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 372 | if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) || |
| 373 | (o->rate_iops[0] < o->rate_iops_min[0]) || |
| 374 | (o->rate_iops[1] < o->rate_iops_min[1])) { |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 375 | log_err("fio: minimum rate exceeds rate\n"); |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 376 | ret = 1; |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 377 | } |
| 378 | |
Jens Axboe | cf4464c | 2007-04-17 20:14:42 +0200 | [diff] [blame] | 379 | if (!o->timeout && o->time_based) { |
| 380 | log_err("fio: time_based requires a runtime/timeout setting\n"); |
| 381 | o->time_based = 0; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 382 | ret = warnings_fatal; |
Jens Axboe | cf4464c | 2007-04-17 20:14:42 +0200 | [diff] [blame] | 383 | } |
| 384 | |
Shawn Lewis | aa31f1f | 2008-01-11 09:45:11 +0100 | [diff] [blame] | 385 | if (o->fill_device && !o->size) |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 386 | o->size = -1ULL; |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 387 | |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 388 | if (o->verify != VERIFY_NONE) { |
Jens Axboe | 996936f | 2011-01-18 05:41:39 -0700 | [diff] [blame] | 389 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 390 | log_info("Multiple writers may overwrite blocks that " |
| 391 | "belong to other jobs. This can cause " |
| 392 | "verification failures.\n"); |
| 393 | ret = warnings_fatal; |
| 394 | } |
| 395 | |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 396 | o->refill_buffers = 1; |
Jens Axboe | 2f1b8e8 | 2010-06-18 09:22:56 +0200 | [diff] [blame] | 397 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
| 398 | !o->verify_interval) |
| 399 | o->verify_interval = o->min_bs[DDIR_WRITE]; |
Jens Axboe | d990588 | 2010-03-18 20:43:00 +0100 | [diff] [blame] | 400 | } |
Jens Axboe | 41ccd84 | 2008-05-22 09:17:33 +0200 | [diff] [blame] | 401 | |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 402 | if (o->pre_read) { |
| 403 | o->invalidate_cache = 0; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 404 | if (td->io_ops->flags & FIO_PIPEIO) { |
Jens Axboe | 9c0d224 | 2009-07-01 12:26:28 +0200 | [diff] [blame] | 405 | log_info("fio: cannot pre-read files with an IO engine" |
| 406 | " that isn't seekable. Pre-read disabled.\n"); |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 407 | ret = warnings_fatal; |
| 408 | } |
Jens Axboe | 9c0d224 | 2009-07-01 12:26:28 +0200 | [diff] [blame] | 409 | } |
Jens Axboe | 34f1c04 | 2009-06-02 14:19:25 +0200 | [diff] [blame] | 410 | |
Joshua Aune | e72fa4d | 2010-02-11 00:59:18 -0700 | [diff] [blame] | 411 | #ifndef FIO_HAVE_FDATASYNC |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 412 | if (o->fdatasync_blocks) { |
Joshua Aune | e72fa4d | 2010-02-11 00:59:18 -0700 | [diff] [blame] | 413 | log_info("fio: this platform does not support fdatasync()" |
| 414 | " falling back to using fsync(). Use the 'fsync'" |
| 415 | " option instead of 'fdatasync' to get rid of" |
| 416 | " this warning\n"); |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 417 | o->fsync_blocks = o->fdatasync_blocks; |
| 418 | o->fdatasync_blocks = 0; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 419 | ret = warnings_fatal; |
Joshua Aune | e72fa4d | 2010-02-11 00:59:18 -0700 | [diff] [blame] | 420 | } |
| 421 | #endif |
| 422 | |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 423 | return ret; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 424 | } |
| 425 | |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 426 | /* |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 427 | * This function leaks the buffer |
| 428 | */ |
| 429 | static char *to_kmg(unsigned int val) |
| 430 | { |
| 431 | char *buf = malloc(32); |
Jens Axboe | f3502ba | 2007-02-14 01:27:09 +0100 | [diff] [blame] | 432 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 433 | char *p = post; |
| 434 | |
Jens Axboe | 245142f | 2006-11-08 12:49:21 +0100 | [diff] [blame] | 435 | do { |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 436 | if (val & 1023) |
| 437 | break; |
| 438 | |
| 439 | val >>= 10; |
| 440 | p++; |
Jens Axboe | 245142f | 2006-11-08 12:49:21 +0100 | [diff] [blame] | 441 | } while (*p); |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 442 | |
| 443 | snprintf(buf, 31, "%u%c", val, *p); |
| 444 | return buf; |
| 445 | } |
| 446 | |
Jens Axboe | 09629a9 | 2007-03-09 09:00:06 +0100 | [diff] [blame] | 447 | /* External engines are specified by "external:name.o") */ |
| 448 | static const char *get_engine_name(const char *str) |
| 449 | { |
| 450 | char *p = strstr(str, ":"); |
| 451 | |
| 452 | if (!p) |
| 453 | return str; |
| 454 | |
| 455 | p++; |
| 456 | strip_blank_front(&p); |
| 457 | strip_blank_end(p); |
| 458 | return p; |
| 459 | } |
| 460 | |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 461 | static int exists_and_not_file(const char *filename) |
| 462 | { |
| 463 | struct stat sb; |
| 464 | |
| 465 | if (lstat(filename, &sb) == -1) |
| 466 | return 0; |
| 467 | |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 468 | /* \\.\ is the device namespace in Windows, where every file |
| 469 | * is a device node */ |
| 470 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 471 | return 0; |
| 472 | |
| 473 | return 1; |
| 474 | } |
| 475 | |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 476 | static void td_fill_rand_seeds_os(struct thread_data *td) |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 477 | { |
| 478 | os_random_seed(td->rand_seeds[0], &td->bsrange_state); |
| 479 | os_random_seed(td->rand_seeds[1], &td->verify_state); |
| 480 | os_random_seed(td->rand_seeds[2], &td->rwmix_state); |
| 481 | |
| 482 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) |
| 483 | os_random_seed(td->rand_seeds[3], &td->next_file_state); |
| 484 | |
| 485 | os_random_seed(td->rand_seeds[5], &td->file_size_state); |
Jens Axboe | 0d29de8 | 2010-09-01 13:54:15 +0200 | [diff] [blame] | 486 | os_random_seed(td->rand_seeds[6], &td->trim_state); |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 487 | |
| 488 | if (!td_random(td)) |
| 489 | return; |
| 490 | |
| 491 | if (td->o.rand_repeatable) |
| 492 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; |
| 493 | |
| 494 | os_random_seed(td->rand_seeds[4], &td->random_state); |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 495 | } |
| 496 | |
| 497 | static void td_fill_rand_seeds_internal(struct thread_data *td) |
| 498 | { |
| 499 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); |
| 500 | init_rand_seed(&td->__verify_state, td->rand_seeds[1]); |
| 501 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); |
| 502 | |
| 503 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) |
| 504 | init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); |
| 505 | |
| 506 | init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); |
| 507 | init_rand_seed(&td->__trim_state, td->rand_seeds[6]); |
| 508 | |
| 509 | if (!td_random(td)) |
| 510 | return; |
| 511 | |
| 512 | if (td->o.rand_repeatable) |
| 513 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; |
| 514 | |
Jens Axboe | 2615cc4 | 2011-03-28 09:35:09 +0200 | [diff] [blame] | 515 | init_rand_seed(&td->__random_state, td->rand_seeds[4]); |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 516 | } |
| 517 | |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 518 | void td_fill_rand_seeds(struct thread_data *td) |
| 519 | { |
| 520 | if (td->o.use_os_rand) |
| 521 | td_fill_rand_seeds_os(td); |
| 522 | else |
| 523 | td_fill_rand_seeds_internal(td); |
Jens Axboe | 3545a10 | 2011-08-31 15:20:15 -0600 | [diff] [blame] | 524 | |
| 525 | init_rand_seed(&td->buf_state, td->rand_seeds[7]); |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 526 | } |
| 527 | |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 528 | /* |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 529 | * Initialize the various random states we need (random io, block size ranges, |
| 530 | * read/write mix, etc). |
| 531 | */ |
| 532 | static int init_random_state(struct thread_data *td) |
| 533 | { |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 534 | int fd; |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 535 | |
| 536 | fd = open("/dev/urandom", O_RDONLY); |
| 537 | if (fd == -1) { |
| 538 | td_verror(td, errno, "open"); |
| 539 | return 1; |
| 540 | } |
| 541 | |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 542 | if (read(fd, td->rand_seeds, sizeof(td->rand_seeds)) < |
| 543 | (int) sizeof(td->rand_seeds)) { |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 544 | td_verror(td, EIO, "read"); |
| 545 | close(fd); |
| 546 | return 1; |
| 547 | } |
| 548 | |
| 549 | close(fd); |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 550 | td_fill_rand_seeds(td); |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 551 | return 0; |
| 552 | } |
| 553 | |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 554 | /* |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 555 | * Adds a job to the list of things todo. Sanitizes the various options |
| 556 | * to make sure we don't have conflicts, and initializes various |
| 557 | * members of td. |
| 558 | */ |
Jens Axboe | 7515484 | 2006-06-01 13:56:09 +0200 | [diff] [blame] | 559 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 560 | { |
Jens Axboe | 413dd45 | 2007-02-23 09:26:09 +0100 | [diff] [blame] | 561 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
| 562 | "randread", "randwrite", "randrw" }; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 563 | unsigned int i; |
Jens Axboe | 09629a9 | 2007-03-09 09:00:06 +0100 | [diff] [blame] | 564 | const char *engine; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 565 | char fname[PATH_MAX]; |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 566 | int numjobs, file_alloced; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 567 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 568 | /* |
| 569 | * the def_thread is just for options, it's not a real job |
| 570 | */ |
| 571 | if (td == &def_thread) |
| 572 | return 0; |
| 573 | |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 574 | /* |
| 575 | * if we are just dumping the output command line, don't add the job |
| 576 | */ |
| 577 | if (dump_cmdline) { |
| 578 | put_job(td); |
| 579 | return 0; |
| 580 | } |
| 581 | |
Jens Axboe | 58c55ba | 2010-03-09 12:20:08 +0100 | [diff] [blame] | 582 | if (profile_td_init(td)) |
Jens Axboe | 6625155 | 2011-05-12 10:14:57 +0200 | [diff] [blame] | 583 | goto err; |
Jens Axboe | 58c55ba | 2010-03-09 12:20:08 +0100 | [diff] [blame] | 584 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 585 | engine = get_engine_name(td->o.ioengine); |
Jens Axboe | 09629a9 | 2007-03-09 09:00:06 +0100 | [diff] [blame] | 586 | td->io_ops = load_ioengine(td, engine); |
| 587 | if (!td->io_ops) { |
| 588 | log_err("fio: failed to load engine %s\n", engine); |
Jens Axboe | 205927a | 2007-03-15 11:06:32 +0100 | [diff] [blame] | 589 | goto err; |
Jens Axboe | 09629a9 | 2007-03-09 09:00:06 +0100 | [diff] [blame] | 590 | } |
Jens Axboe | df64119 | 2006-10-12 07:55:41 +0200 | [diff] [blame] | 591 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 592 | if (td->o.use_thread) |
Jens Axboe | 9cedf16 | 2007-03-12 11:29:30 +0100 | [diff] [blame] | 593 | nr_thread++; |
| 594 | else |
| 595 | nr_process++; |
| 596 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 597 | if (td->o.odirect) |
Jens Axboe | 690adba | 2006-10-30 15:25:09 +0100 | [diff] [blame] | 598 | td->io_ops->flags |= FIO_RAWIO; |
| 599 | |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 600 | file_alloced = 0; |
Jens Axboe | 691c8fb | 2008-03-07 14:26:26 +0100 | [diff] [blame] | 601 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 602 | file_alloced = 1; |
Jens Axboe | 80be24f | 2007-03-12 11:01:25 +0100 | [diff] [blame] | 603 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 604 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 605 | add_file(td, jobname); |
Jens Axboe | 7b05a21 | 2007-03-13 11:17:07 +0100 | [diff] [blame] | 606 | else { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 607 | for (i = 0; i < td->o.nr_files; i++) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 608 | sprintf(fname, "%s.%d.%d", jobname, |
| 609 | td->thread_number, i); |
Jens Axboe | 7b05a21 | 2007-03-13 11:17:07 +0100 | [diff] [blame] | 610 | add_file(td, fname); |
| 611 | } |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 612 | } |
Jens Axboe | 0af7b54 | 2006-02-17 10:10:12 +0100 | [diff] [blame] | 613 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 614 | |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 615 | if (fixup_options(td)) |
| 616 | goto err; |
Jens Axboe | e0a2233 | 2006-12-20 12:54:25 +0100 | [diff] [blame] | 617 | |
Jens Axboe | 07eb79d | 2007-04-12 13:02:38 +0200 | [diff] [blame] | 618 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
| 619 | struct fio_file *f; |
| 620 | |
| 621 | for_each_file(td, f, i) |
| 622 | f->real_file_size = -1ULL; |
| 623 | } |
| 624 | |
Jens Axboe | cdd18ad | 2008-02-27 18:58:00 +0100 | [diff] [blame] | 625 | td->mutex = fio_mutex_init(0); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 626 | |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 627 | td->ts.clat_percentiles = td->o.clat_percentiles; |
| 628 | if (td->o.overwrite_plist) |
| 629 | td->ts.percentile_list = td->o.percentile_list; |
| 630 | else |
| 631 | td->ts.percentile_list = NULL; |
| 632 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 633 | td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; |
| 634 | td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX; |
Jens Axboe | 02af098 | 2010-06-24 09:59:34 +0200 | [diff] [blame] | 635 | td->ts.lat_stat[0].min_val = td->ts.lat_stat[1].min_val = ULONG_MAX; |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 636 | td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX; |
Adam DeBellins | cdd5411 | 2010-09-28 13:22:55 +0900 | [diff] [blame] | 637 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 638 | |
Jens Axboe | 755c318 | 2009-08-25 22:14:29 +0200 | [diff] [blame] | 639 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
Jens Axboe | 3c5df6f | 2007-03-12 15:09:24 +0100 | [diff] [blame] | 640 | prev_group_jobs = 0; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 641 | groupid++; |
Jens Axboe | 3c5df6f | 2007-03-12 15:09:24 +0100 | [diff] [blame] | 642 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 643 | |
| 644 | td->groupid = groupid; |
Jens Axboe | 3c5df6f | 2007-03-12 15:09:24 +0100 | [diff] [blame] | 645 | prev_group_jobs++; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 646 | |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 647 | if (init_random_state(td)) |
| 648 | goto err; |
| 649 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 650 | if (setup_rate(td)) |
| 651 | goto err; |
| 652 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 653 | if (td->o.write_lat_log) { |
Jens Axboe | 02af098 | 2010-06-24 09:59:34 +0200 | [diff] [blame] | 654 | setup_log(&td->ts.lat_log); |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 655 | setup_log(&td->ts.slat_log); |
| 656 | setup_log(&td->ts.clat_log); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 657 | } |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 658 | if (td->o.write_bw_log) |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 659 | setup_log(&td->ts.bw_log); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 660 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 661 | if (!td->o.name) |
| 662 | td->o.name = strdup(jobname); |
Jens Axboe | 0145205 | 2006-06-07 10:29:47 +0200 | [diff] [blame] | 663 | |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 664 | if (!terse_output) { |
Jens Axboe | b990b5c | 2006-09-14 09:48:22 +0200 | [diff] [blame] | 665 | if (!job_add_num) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 666 | if (!strcmp(td->io_ops->name, "cpuio")) { |
| 667 | log_info("%s: ioengine=cpu, cpuload=%u," |
| 668 | " cpucycle=%u\n", td->o.name, |
| 669 | td->o.cpuload, |
| 670 | td->o.cpucycle); |
| 671 | } else { |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 672 | char *c1, *c2, *c3, *c4; |
| 673 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 674 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
| 675 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); |
| 676 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); |
| 677 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 678 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 679 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s," |
| 680 | " ioengine=%s, iodepth=%u\n", |
| 681 | td->o.name, td->groupid, |
| 682 | ddir_str[td->o.td_ddir], |
| 683 | c1, c2, c3, c4, |
| 684 | td->io_ops->name, |
| 685 | td->o.iodepth); |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 686 | |
| 687 | free(c1); |
| 688 | free(c2); |
| 689 | free(c3); |
| 690 | free(c4); |
| 691 | } |
Jens Axboe | b990b5c | 2006-09-14 09:48:22 +0200 | [diff] [blame] | 692 | } else if (job_add_num == 1) |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 693 | log_info("...\n"); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 694 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 695 | |
| 696 | /* |
| 697 | * recurse add identical jobs, clear numjobs and stonewall options |
| 698 | * as they don't apply to sub-jobs |
| 699 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 700 | numjobs = td->o.numjobs; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 701 | while (--numjobs) { |
| 702 | struct thread_data *td_new = get_new_job(0, td); |
| 703 | |
| 704 | if (!td_new) |
| 705 | goto err; |
| 706 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 707 | td_new->o.numjobs = 1; |
| 708 | td_new->o.stonewall = 0; |
Jens Axboe | 92c1d41 | 2007-03-28 10:04:08 +0200 | [diff] [blame] | 709 | td_new->o.new_group = 0; |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 710 | |
| 711 | if (file_alloced) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 712 | td_new->o.filename = NULL; |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 713 | td_new->files_index = 0; |
Jens Axboe | 4e6ea2f | 2009-03-04 20:17:22 +0100 | [diff] [blame] | 714 | td_new->files_size = 0; |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 715 | td_new->files = NULL; |
| 716 | } |
| 717 | |
Jens Axboe | 7515484 | 2006-06-01 13:56:09 +0200 | [diff] [blame] | 718 | job_add_num = numjobs - 1; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 719 | |
Jens Axboe | 7515484 | 2006-06-01 13:56:09 +0200 | [diff] [blame] | 720 | if (add_job(td_new, jobname, job_add_num)) |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 721 | goto err; |
| 722 | } |
Jens Axboe | 3c5df6f | 2007-03-12 15:09:24 +0100 | [diff] [blame] | 723 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 724 | return 0; |
| 725 | err: |
| 726 | put_job(td); |
| 727 | return -1; |
| 728 | } |
| 729 | |
Jens Axboe | 79d1631 | 2010-03-04 12:43:20 +0100 | [diff] [blame] | 730 | /* |
| 731 | * Parse as if 'o' was a command line |
| 732 | */ |
| 733 | void add_job_opts(const char **o) |
| 734 | { |
| 735 | struct thread_data *td, *td_parent; |
| 736 | int i, in_global = 1; |
| 737 | char jobname[32]; |
| 738 | |
| 739 | i = 0; |
| 740 | td_parent = td = NULL; |
| 741 | while (o[i]) { |
| 742 | if (!strncmp(o[i], "name", 4)) { |
| 743 | in_global = 0; |
| 744 | if (td) |
| 745 | add_job(td, jobname, 0); |
| 746 | td = NULL; |
| 747 | sprintf(jobname, "%s", o[i] + 5); |
| 748 | } |
| 749 | if (in_global && !td_parent) |
| 750 | td_parent = get_new_job(1, &def_thread); |
| 751 | else if (!in_global && !td) { |
| 752 | if (!td_parent) |
| 753 | td_parent = &def_thread; |
| 754 | td = get_new_job(0, td_parent); |
| 755 | } |
| 756 | if (in_global) |
| 757 | fio_options_parse(td_parent, (char **) &o[i], 1); |
| 758 | else |
| 759 | fio_options_parse(td, (char **) &o[i], 1); |
| 760 | i++; |
| 761 | } |
| 762 | |
| 763 | if (td) |
| 764 | add_job(td, jobname, 0); |
| 765 | } |
| 766 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 767 | static int skip_this_section(const char *name) |
| 768 | { |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 769 | int i; |
| 770 | |
| 771 | if (!nr_job_sections) |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 772 | return 0; |
| 773 | if (!strncmp(name, "global", 6)) |
| 774 | return 0; |
| 775 | |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 776 | for (i = 0; i < nr_job_sections; i++) |
| 777 | if (!strcmp(job_sections[i], name)) |
| 778 | return 0; |
| 779 | |
| 780 | return 1; |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 781 | } |
| 782 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 783 | static int is_empty_or_comment(char *line) |
| 784 | { |
| 785 | unsigned int i; |
| 786 | |
| 787 | for (i = 0; i < strlen(line); i++) { |
| 788 | if (line[i] == ';') |
| 789 | return 1; |
Ingo Molnar | 5cc2da3 | 2007-02-20 10:19:44 +0100 | [diff] [blame] | 790 | if (line[i] == '#') |
| 791 | return 1; |
Jens Axboe | 76cd937 | 2011-07-08 21:14:57 +0200 | [diff] [blame] | 792 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 793 | return 0; |
| 794 | } |
| 795 | |
| 796 | return 1; |
| 797 | } |
| 798 | |
Jens Axboe | 313cb20 | 2006-12-21 09:50:00 +0100 | [diff] [blame] | 799 | /* |
Jens Axboe | 0726198 | 2006-06-07 10:51:12 +0200 | [diff] [blame] | 800 | * This is our [ini] type file parser. |
| 801 | */ |
Jens Axboe | 1e97cce | 2006-12-05 11:44:16 +0100 | [diff] [blame] | 802 | static int parse_jobs_ini(char *file, int stonewall_flag) |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 803 | { |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 804 | unsigned int global; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 805 | struct thread_data *td; |
Jens Axboe | fee3bb4 | 2006-10-30 13:32:08 +0100 | [diff] [blame] | 806 | char *string, *name; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 807 | FILE *f; |
| 808 | char *p; |
Jens Axboe | 0c7e37a | 2006-06-13 14:53:38 +0200 | [diff] [blame] | 809 | int ret = 0, stonewall; |
Jens Axboe | 097b299 | 2007-04-19 09:41:45 +0200 | [diff] [blame] | 810 | int first_sect = 1; |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 811 | int skip_fgets = 0; |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 812 | int inside_skip = 0; |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 813 | char **opts; |
| 814 | int i, alloc_opts, num_opts; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 815 | |
Aaron Carroll | 5a729cb | 2007-09-27 09:03:55 +0200 | [diff] [blame] | 816 | if (!strcmp(file, "-")) |
| 817 | f = stdin; |
| 818 | else |
| 819 | f = fopen(file, "r"); |
| 820 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 821 | if (!f) { |
Jens Axboe | aea47d4 | 2006-05-26 19:27:29 +0200 | [diff] [blame] | 822 | perror("fopen job file"); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 823 | return 1; |
| 824 | } |
| 825 | |
| 826 | string = malloc(4096); |
Jens Axboe | 7f7e6e5 | 2007-07-19 14:50:05 +0200 | [diff] [blame] | 827 | |
| 828 | /* |
| 829 | * it's really 256 + small bit, 280 should suffice |
| 830 | */ |
| 831 | name = malloc(280); |
| 832 | memset(name, 0, 280); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 833 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 834 | alloc_opts = 8; |
| 835 | opts = malloc(sizeof(char *) * alloc_opts); |
Jens Axboe | b7c6302 | 2008-06-11 11:47:56 +0200 | [diff] [blame] | 836 | num_opts = 0; |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 837 | |
Jens Axboe | 0c7e37a | 2006-06-13 14:53:38 +0200 | [diff] [blame] | 838 | stonewall = stonewall_flag; |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 839 | do { |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 840 | /* |
| 841 | * if skip_fgets is set, we already have loaded a line we |
| 842 | * haven't handled. |
| 843 | */ |
| 844 | if (!skip_fgets) { |
| 845 | p = fgets(string, 4095, f); |
| 846 | if (!p) |
| 847 | break; |
| 848 | } |
gurudas pai | cdc7f19 | 2007-03-29 10:10:56 +0200 | [diff] [blame] | 849 | |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 850 | skip_fgets = 0; |
gurudas pai | cdc7f19 | 2007-03-29 10:10:56 +0200 | [diff] [blame] | 851 | strip_blank_front(&p); |
Jens Axboe | 6c7c7da | 2007-03-29 14:12:57 -0800 | [diff] [blame] | 852 | strip_blank_end(p); |
gurudas pai | cdc7f19 | 2007-03-29 10:10:56 +0200 | [diff] [blame] | 853 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 854 | if (is_empty_or_comment(p)) |
| 855 | continue; |
Bruce Cran | 84dd188 | 2011-05-05 08:14:09 -0600 | [diff] [blame] | 856 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 857 | if (inside_skip) |
| 858 | continue; |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 859 | log_err("fio: option <%s> outside of [] job section\n", |
| 860 | p); |
Jens Axboe | 088b420 | 2007-07-19 14:53:01 +0200 | [diff] [blame] | 861 | break; |
Jens Axboe | 6c7c7da | 2007-03-29 14:12:57 -0800 | [diff] [blame] | 862 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 863 | |
Jens Axboe | 7a4b80a | 2010-05-22 20:43:11 +0200 | [diff] [blame] | 864 | name[strlen(name) - 1] = '\0'; |
| 865 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 866 | if (skip_this_section(name)) { |
| 867 | inside_skip = 1; |
| 868 | continue; |
| 869 | } else |
| 870 | inside_skip = 0; |
| 871 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 872 | global = !strncmp(name, "global", 6); |
| 873 | |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 874 | if (dump_cmdline) { |
Jens Axboe | 097b299 | 2007-04-19 09:41:45 +0200 | [diff] [blame] | 875 | if (first_sect) |
| 876 | log_info("fio "); |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 877 | if (!global) |
| 878 | log_info("--name=%s ", name); |
Jens Axboe | 097b299 | 2007-04-19 09:41:45 +0200 | [diff] [blame] | 879 | first_sect = 0; |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 880 | } |
| 881 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 882 | td = get_new_job(global, &def_thread); |
Jens Axboe | 45410ac | 2006-06-07 11:10:39 +0200 | [diff] [blame] | 883 | if (!td) { |
| 884 | ret = 1; |
| 885 | break; |
| 886 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 887 | |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 888 | /* |
| 889 | * Seperate multiple job files by a stonewall |
| 890 | */ |
Jens Axboe | f948191 | 2006-06-09 11:37:28 +0200 | [diff] [blame] | 891 | if (!global && stonewall) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 892 | td->o.stonewall = stonewall; |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 893 | stonewall = 0; |
| 894 | } |
| 895 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 896 | num_opts = 0; |
| 897 | memset(opts, 0, alloc_opts * sizeof(char *)); |
| 898 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 899 | while ((p = fgets(string, 4096, f)) != NULL) { |
| 900 | if (is_empty_or_comment(p)) |
| 901 | continue; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 902 | |
Jens Axboe | b6754f9 | 2006-05-30 14:29:32 +0200 | [diff] [blame] | 903 | strip_blank_front(&p); |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 904 | |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 905 | /* |
| 906 | * new section, break out and make sure we don't |
| 907 | * fgets() a new line at the top. |
| 908 | */ |
| 909 | if (p[0] == '[') { |
| 910 | skip_fgets = 1; |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 911 | break; |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 912 | } |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 913 | |
Jens Axboe | 4ae3f76 | 2006-05-30 13:35:14 +0200 | [diff] [blame] | 914 | strip_blank_end(p); |
Jens Axboe | aea47d4 | 2006-05-26 19:27:29 +0200 | [diff] [blame] | 915 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 916 | if (num_opts == alloc_opts) { |
| 917 | alloc_opts <<= 1; |
| 918 | opts = realloc(opts, |
| 919 | alloc_opts * sizeof(char *)); |
| 920 | } |
| 921 | |
| 922 | opts[num_opts] = strdup(p); |
| 923 | num_opts++; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 924 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 925 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 926 | ret = fio_options_parse(td, opts, num_opts); |
| 927 | if (!ret) { |
| 928 | if (dump_cmdline) |
| 929 | for (i = 0; i < num_opts; i++) |
| 930 | log_info("--%s ", opts[i]); |
| 931 | |
Jens Axboe | 45410ac | 2006-06-07 11:10:39 +0200 | [diff] [blame] | 932 | ret = add_job(td, name, 0); |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 933 | } else { |
Jens Axboe | b1508cf | 2006-11-02 09:12:40 +0100 | [diff] [blame] | 934 | log_err("fio: job %s dropped\n", name); |
| 935 | put_job(td); |
Jens Axboe | 45410ac | 2006-06-07 11:10:39 +0200 | [diff] [blame] | 936 | } |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 937 | |
| 938 | for (i = 0; i < num_opts; i++) |
| 939 | free(opts[i]); |
| 940 | num_opts = 0; |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 941 | } while (!ret); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 942 | |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 943 | if (dump_cmdline) |
| 944 | log_info("\n"); |
| 945 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 946 | for (i = 0; i < num_opts; i++) |
| 947 | free(opts[i]); |
| 948 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 949 | free(string); |
| 950 | free(name); |
Jens Axboe | 2577594 | 2008-06-10 20:26:06 +0200 | [diff] [blame] | 951 | free(opts); |
Aaron Carroll | 5a729cb | 2007-09-27 09:03:55 +0200 | [diff] [blame] | 952 | if (f != stdin) |
| 953 | fclose(f); |
Jens Axboe | 45410ac | 2006-06-07 11:10:39 +0200 | [diff] [blame] | 954 | return ret; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 955 | } |
| 956 | |
| 957 | static int fill_def_thread(void) |
| 958 | { |
| 959 | memset(&def_thread, 0, sizeof(def_thread)); |
| 960 | |
Jens Axboe | 375b269 | 2007-05-22 09:13:02 +0200 | [diff] [blame] | 961 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 962 | |
| 963 | /* |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 964 | * fill default options |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 965 | */ |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 966 | fio_fill_default_options(&def_thread); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 967 | return 0; |
| 968 | } |
| 969 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 970 | static void free_shm(void) |
| 971 | { |
| 972 | struct shmid_ds sbuf; |
| 973 | |
| 974 | if (threads) { |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 975 | void *tp = threads; |
| 976 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 977 | threads = NULL; |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 978 | file_hash_exit(); |
| 979 | fio_debug_jobp = NULL; |
| 980 | shmdt(tp); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 981 | shmctl(shm_id, IPC_RMID, &sbuf); |
| 982 | } |
Jens Axboe | 2e5cdb1 | 2008-03-01 18:52:49 +0100 | [diff] [blame] | 983 | |
| 984 | scleanup(); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 985 | } |
| 986 | |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 987 | /* |
| 988 | * The thread area is shared between the main process and the job |
| 989 | * threads/processes. So setup a shared memory segment that will hold |
Jens Axboe | 380065a | 2008-03-01 18:56:24 +0100 | [diff] [blame] | 990 | * all the job info. We use the end of the region for keeping track of |
| 991 | * open files across jobs, for file sharing. |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 992 | */ |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 993 | static int setup_thread_area(void) |
| 994 | { |
Jens Axboe | 380065a | 2008-03-01 18:56:24 +0100 | [diff] [blame] | 995 | void *hash; |
| 996 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 997 | /* |
| 998 | * 1024 is too much on some machines, scale max_jobs if |
| 999 | * we get a failure that looks like too large a shm segment |
| 1000 | */ |
| 1001 | do { |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 1002 | size_t size = max_jobs * sizeof(struct thread_data); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1003 | |
Jens Axboe | 380065a | 2008-03-01 18:56:24 +0100 | [diff] [blame] | 1004 | size += file_hash_size; |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1005 | size += sizeof(unsigned int); |
Jens Axboe | 380065a | 2008-03-01 18:56:24 +0100 | [diff] [blame] | 1006 | |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 1007 | shm_id = shmget(0, size, IPC_CREAT | 0600); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1008 | if (shm_id != -1) |
| 1009 | break; |
| 1010 | if (errno != EINVAL) { |
| 1011 | perror("shmget"); |
| 1012 | break; |
| 1013 | } |
| 1014 | |
| 1015 | max_jobs >>= 1; |
| 1016 | } while (max_jobs); |
| 1017 | |
| 1018 | if (shm_id == -1) |
| 1019 | return 1; |
| 1020 | |
| 1021 | threads = shmat(shm_id, NULL, 0); |
| 1022 | if (threads == (void *) -1) { |
| 1023 | perror("shmat"); |
| 1024 | return 1; |
| 1025 | } |
| 1026 | |
Jens Axboe | 1f809d1 | 2007-10-25 18:34:02 +0200 | [diff] [blame] | 1027 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); |
Jens Axboe | 380065a | 2008-03-01 18:56:24 +0100 | [diff] [blame] | 1028 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1029 | fio_debug_jobp = (void *) hash + file_hash_size; |
| 1030 | *fio_debug_jobp = -1; |
Jens Axboe | 380065a | 2008-03-01 18:56:24 +0100 | [diff] [blame] | 1031 | file_hash_init(hash); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1032 | atexit(free_shm); |
| 1033 | return 0; |
| 1034 | } |
| 1035 | |
Jens Axboe | 45378b3 | 2007-12-19 13:54:38 +0100 | [diff] [blame] | 1036 | static void usage(const char *name) |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1037 | { |
Bruce Cran | 4361762 | 2011-07-30 12:55:52 +0200 | [diff] [blame] | 1038 | printf("%s\n", fio_version_string); |
Jens Axboe | 45378b3 | 2007-12-19 13:54:38 +0100 | [diff] [blame] | 1039 | printf("%s [options] [job options] <job file(s)>\n", name); |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1040 | printf("\t--debug=options\tEnable debug logging\n"); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1041 | printf("\t--output\tWrite output to file\n"); |
| 1042 | printf("\t--timeout\tRuntime in seconds\n"); |
| 1043 | printf("\t--latency-log\tGenerate per-job latency logs\n"); |
| 1044 | printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); |
| 1045 | printf("\t--minimal\tMinimal (terse) output\n"); |
| 1046 | printf("\t--version\tPrint version info and exit\n"); |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 1047 | printf("\t--terse-version=x Terse version output format\n"); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1048 | printf("\t--help\t\tPrint this page\n"); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1049 | printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of" |
| 1050 | " them\n"); |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1051 | printf("\t--showcmd\tTurn a job file into command line options\n"); |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 1052 | printf("\t--eta=when\tWhen ETA estimate should be printed\n"); |
| 1053 | printf("\t \tMay be \"always\", \"never\" or \"auto\"\n"); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1054 | printf("\t--readonly\tTurn on safety read-only checks, preventing" |
| 1055 | " writes\n"); |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1056 | printf("\t--section=name\tOnly run specified section in job file\n"); |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 1057 | printf("\t--alloc-size=kb\tSet smalloc pool to this size in kb" |
| 1058 | " (def 1024)\n"); |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 1059 | printf("\t--warnings-fatal Fio parser warnings are fatal\n"); |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 1060 | printf("\t--max-jobs\tMaximum number of threads/processes to support\n"); |
Jens Axboe | aa58d25 | 2010-06-09 09:49:38 +0200 | [diff] [blame] | 1061 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
| 1062 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1063 | } |
| 1064 | |
Jens Axboe | 79e48f7 | 2008-02-01 20:37:09 +0100 | [diff] [blame] | 1065 | #ifdef FIO_INC_DEBUG |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1066 | struct debug_level debug_levels[] = { |
Jens Axboe | bd6f78b | 2008-02-01 20:27:52 +0100 | [diff] [blame] | 1067 | { .name = "process", .shift = FD_PROCESS, }, |
| 1068 | { .name = "file", .shift = FD_FILE, }, |
| 1069 | { .name = "io", .shift = FD_IO, }, |
| 1070 | { .name = "mem", .shift = FD_MEM, }, |
| 1071 | { .name = "blktrace", .shift = FD_BLKTRACE }, |
| 1072 | { .name = "verify", .shift = FD_VERIFY }, |
Jens Axboe | 84422ac | 2008-02-19 20:10:26 +0100 | [diff] [blame] | 1073 | { .name = "random", .shift = FD_RANDOM }, |
Jens Axboe | a3d741f | 2008-02-27 18:32:33 +0100 | [diff] [blame] | 1074 | { .name = "parse", .shift = FD_PARSE }, |
Jens Axboe | cd991b9 | 2008-03-07 13:19:35 +0100 | [diff] [blame] | 1075 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1076 | { .name = "job", .shift = FD_JOB }, |
Jens Axboe | 29adda3 | 2009-01-05 19:06:39 +0100 | [diff] [blame] | 1077 | { .name = "mutex", .shift = FD_MUTEX }, |
Jens Axboe | 79d1631 | 2010-03-04 12:43:20 +0100 | [diff] [blame] | 1078 | { .name = "profile", .shift = FD_PROFILE }, |
Jens Axboe | c223da8 | 2010-03-24 13:23:53 +0100 | [diff] [blame] | 1079 | { .name = "time", .shift = FD_TIME }, |
Jens Axboe | 02444ad | 2008-10-07 11:33:00 +0200 | [diff] [blame] | 1080 | { .name = NULL, }, |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1081 | }; |
| 1082 | |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1083 | static int set_debug(const char *string) |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1084 | { |
| 1085 | struct debug_level *dl; |
| 1086 | char *p = (char *) string; |
| 1087 | char *opt; |
| 1088 | int i; |
| 1089 | |
| 1090 | if (!strcmp(string, "?") || !strcmp(string, "help")) { |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1091 | log_info("fio: dumping debug options:"); |
| 1092 | for (i = 0; debug_levels[i].name; i++) { |
| 1093 | dl = &debug_levels[i]; |
| 1094 | log_info("%s,", dl->name); |
| 1095 | } |
Jens Axboe | bd6f78b | 2008-02-01 20:27:52 +0100 | [diff] [blame] | 1096 | log_info("all\n"); |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1097 | return 1; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1098 | } |
| 1099 | |
| 1100 | while ((opt = strsep(&p, ",")) != NULL) { |
| 1101 | int found = 0; |
| 1102 | |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1103 | if (!strncmp(opt, "all", 3)) { |
| 1104 | log_info("fio: set all debug options\n"); |
| 1105 | fio_debug = ~0UL; |
| 1106 | continue; |
| 1107 | } |
| 1108 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1109 | for (i = 0; debug_levels[i].name; i++) { |
| 1110 | dl = &debug_levels[i]; |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1111 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
| 1112 | if (!found) |
| 1113 | continue; |
| 1114 | |
| 1115 | if (dl->shift == FD_JOB) { |
| 1116 | opt = strchr(opt, ':'); |
| 1117 | if (!opt) { |
| 1118 | log_err("fio: missing job number\n"); |
| 1119 | break; |
| 1120 | } |
| 1121 | opt++; |
| 1122 | fio_debug_jobno = atoi(opt); |
| 1123 | log_info("fio: set debug jobno %d\n", |
| 1124 | fio_debug_jobno); |
| 1125 | } else { |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1126 | log_info("fio: set debug option %s\n", opt); |
Jens Axboe | bd6f78b | 2008-02-01 20:27:52 +0100 | [diff] [blame] | 1127 | fio_debug |= (1UL << dl->shift); |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1128 | } |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1129 | break; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1130 | } |
| 1131 | |
| 1132 | if (!found) |
| 1133 | log_err("fio: debug mask %s not found\n", opt); |
| 1134 | } |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1135 | return 0; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1136 | } |
Jens Axboe | 79e48f7 | 2008-02-01 20:37:09 +0100 | [diff] [blame] | 1137 | #else |
Jens Axboe | 69b98d4 | 2008-05-30 22:25:32 +0200 | [diff] [blame] | 1138 | static int set_debug(const char *string) |
Jens Axboe | 79e48f7 | 2008-02-01 20:37:09 +0100 | [diff] [blame] | 1139 | { |
| 1140 | log_err("fio: debug tracing not included in build\n"); |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1141 | return 1; |
Jens Axboe | 79e48f7 | 2008-02-01 20:37:09 +0100 | [diff] [blame] | 1142 | } |
| 1143 | #endif |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1144 | |
Jens Axboe | 4c6107f | 2011-01-18 05:22:22 -0700 | [diff] [blame] | 1145 | static void fio_options_fill_optstring(void) |
| 1146 | { |
| 1147 | char *ostr = cmd_optstr; |
| 1148 | int i, c; |
| 1149 | |
| 1150 | c = i = 0; |
| 1151 | while (l_opts[i].name) { |
| 1152 | ostr[c++] = l_opts[i].val; |
| 1153 | if (l_opts[i].has_arg == required_argument) |
| 1154 | ostr[c++] = ':'; |
| 1155 | else if (l_opts[i].has_arg == optional_argument) { |
| 1156 | ostr[c++] = ':'; |
| 1157 | ostr[c++] = ':'; |
| 1158 | } |
| 1159 | i++; |
| 1160 | } |
| 1161 | ostr[c] = '\0'; |
| 1162 | } |
| 1163 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1164 | static int parse_cmd_line(int argc, char *argv[]) |
| 1165 | { |
| 1166 | struct thread_data *td = NULL; |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1167 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
Jens Axboe | 4c6107f | 2011-01-18 05:22:22 -0700 | [diff] [blame] | 1168 | char *ostr = cmd_optstr; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1169 | |
Jens Axboe | 4c6107f | 2011-01-18 05:22:22 -0700 | [diff] [blame] | 1170 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1171 | switch (c) { |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 1172 | case 'a': |
| 1173 | smalloc_pool_size = atoi(optarg); |
| 1174 | break; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1175 | case 't': |
Jens Axboe | ab2cabd | 2011-07-23 13:43:13 +0200 | [diff] [blame] | 1176 | def_thread.o.timeout = atoi(optarg); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1177 | break; |
| 1178 | case 'l': |
| 1179 | write_lat_log = 1; |
| 1180 | break; |
Jens Axboe | 3d73e5a | 2010-03-25 10:38:07 +0100 | [diff] [blame] | 1181 | case 'b': |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1182 | write_bw_log = 1; |
| 1183 | break; |
| 1184 | case 'o': |
| 1185 | f_out = fopen(optarg, "w+"); |
| 1186 | if (!f_out) { |
| 1187 | perror("fopen output"); |
| 1188 | exit(1); |
| 1189 | } |
| 1190 | f_err = f_out; |
| 1191 | break; |
| 1192 | case 'm': |
| 1193 | terse_output = 1; |
| 1194 | break; |
| 1195 | case 'h': |
Jens Axboe | 45378b3 | 2007-12-19 13:54:38 +0100 | [diff] [blame] | 1196 | usage(argv[0]); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1197 | exit(0); |
| 1198 | case 'c': |
| 1199 | exit(fio_show_option_help(optarg)); |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1200 | case 's': |
| 1201 | dump_cmdline = 1; |
| 1202 | break; |
Jens Axboe | 724e443 | 2007-09-11 20:02:05 +0200 | [diff] [blame] | 1203 | case 'r': |
| 1204 | read_only = 1; |
| 1205 | break; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1206 | case 'v': |
Jens Axboe | ca740f4 | 2011-01-25 13:06:16 +0100 | [diff] [blame] | 1207 | log_info("%s\n", fio_version_string); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1208 | exit(0); |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 1209 | case 'V': |
| 1210 | terse_version = atoi(optarg); |
| 1211 | if (terse_version != 2) { |
| 1212 | log_err("fio: bad terse version format\n"); |
| 1213 | exit_val = 1; |
| 1214 | do_exit++; |
| 1215 | } |
| 1216 | break; |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 1217 | case 'e': |
| 1218 | if (!strcmp("always", optarg)) |
| 1219 | eta_print = FIO_ETA_ALWAYS; |
| 1220 | else if (!strcmp("never", optarg)) |
| 1221 | eta_print = FIO_ETA_NEVER; |
| 1222 | break; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1223 | case 'd': |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1224 | if (set_debug(optarg)) |
| 1225 | do_exit++; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1226 | break; |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 1227 | case 'x': { |
| 1228 | size_t new_size; |
| 1229 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1230 | if (!strcmp(optarg, "global")) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1231 | log_err("fio: can't use global as only " |
| 1232 | "section\n"); |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1233 | do_exit++; |
| 1234 | exit_val = 1; |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1235 | break; |
| 1236 | } |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 1237 | new_size = (nr_job_sections + 1) * sizeof(char *); |
| 1238 | job_sections = realloc(job_sections, new_size); |
| 1239 | job_sections[nr_job_sections] = strdup(optarg); |
| 1240 | nr_job_sections++; |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1241 | break; |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 1242 | } |
Jens Axboe | 9ac8a79 | 2009-11-13 21:23:07 +0100 | [diff] [blame] | 1243 | case 'p': |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 1244 | exec_profile = strdup(optarg); |
Jens Axboe | 9ac8a79 | 2009-11-13 21:23:07 +0100 | [diff] [blame] | 1245 | break; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1246 | case FIO_GETOPT_JOB: { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1247 | const char *opt = l_opts[lidx].name; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1248 | char *val = optarg; |
| 1249 | |
| 1250 | if (!strncmp(opt, "name", 4) && td) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 1251 | ret = add_job(td, td->o.name ?: "fio", 0); |
Jens Axboe | 6625155 | 2011-05-12 10:14:57 +0200 | [diff] [blame] | 1252 | if (ret) |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1253 | return 0; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1254 | td = NULL; |
| 1255 | } |
| 1256 | if (!td) { |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1257 | int is_section = !strncmp(opt, "name", 4); |
Jens Axboe | 3106f22 | 2007-04-19 09:53:28 +0200 | [diff] [blame] | 1258 | int global = 0; |
| 1259 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1260 | if (!is_section || !strncmp(val, "global", 6)) |
Jens Axboe | 3106f22 | 2007-04-19 09:53:28 +0200 | [diff] [blame] | 1261 | global = 1; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1262 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1263 | if (is_section && skip_this_section(val)) |
| 1264 | continue; |
| 1265 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1266 | td = get_new_job(global, &def_thread); |
| 1267 | if (!td) |
| 1268 | return 0; |
| 1269 | } |
| 1270 | |
| 1271 | ret = fio_cmd_option_parse(td, opt, val); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1272 | break; |
| 1273 | } |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 1274 | case 'w': |
| 1275 | warnings_fatal = 1; |
| 1276 | break; |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 1277 | case 'j': |
| 1278 | max_jobs = atoi(optarg); |
| 1279 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { |
| 1280 | log_err("fio: invalid max jobs: %d\n", max_jobs); |
| 1281 | do_exit++; |
| 1282 | exit_val = 1; |
| 1283 | } |
| 1284 | break; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1285 | default: |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1286 | do_exit++; |
| 1287 | exit_val = 1; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1288 | break; |
| 1289 | } |
| 1290 | } |
| 1291 | |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1292 | if (do_exit) |
| 1293 | exit(exit_val); |
Jens Axboe | 536582b | 2008-02-18 20:26:32 +0100 | [diff] [blame] | 1294 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1295 | if (td) { |
Jens Axboe | 7d6a890 | 2008-02-18 20:59:18 +0100 | [diff] [blame] | 1296 | if (!ret) |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 1297 | ret = add_job(td, td->o.name ?: "fio", 0); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1298 | } |
| 1299 | |
| 1300 | while (optind < argc) { |
| 1301 | ini_idx++; |
| 1302 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); |
| 1303 | ini_file[ini_idx - 1] = strdup(argv[optind]); |
| 1304 | optind++; |
| 1305 | } |
| 1306 | |
| 1307 | return ini_idx; |
| 1308 | } |
| 1309 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1310 | int parse_options(int argc, char *argv[]) |
| 1311 | { |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 1312 | int job_files, i; |
| 1313 | |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1314 | f_out = stdout; |
| 1315 | f_err = stderr; |
| 1316 | |
Jens Axboe | 4c6107f | 2011-01-18 05:22:22 -0700 | [diff] [blame] | 1317 | fio_options_fill_optstring(); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1318 | fio_options_dup_and_init(l_opts); |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1319 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1320 | if (setup_thread_area()) |
| 1321 | return 1; |
| 1322 | if (fill_def_thread()) |
| 1323 | return 1; |
| 1324 | |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 1325 | job_files = parse_cmd_line(argc, argv); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1326 | |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 1327 | for (i = 0; i < job_files; i++) { |
| 1328 | if (fill_def_thread()) |
| 1329 | return 1; |
Jens Axboe | 0c7e37a | 2006-06-13 14:53:38 +0200 | [diff] [blame] | 1330 | if (parse_jobs_ini(ini_file[i], i)) |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 1331 | return 1; |
Jens Axboe | 88c6ed8 | 2006-06-09 11:28:10 +0200 | [diff] [blame] | 1332 | free(ini_file[i]); |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 1333 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1334 | |
Jens Axboe | 88c6ed8 | 2006-06-09 11:28:10 +0200 | [diff] [blame] | 1335 | free(ini_file); |
Jens Axboe | d23bb32 | 2007-03-23 15:57:56 +0100 | [diff] [blame] | 1336 | options_mem_free(&def_thread); |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1337 | |
| 1338 | if (!thread_number) { |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1339 | if (dump_cmdline) |
| 1340 | return 0; |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 1341 | if (exec_profile) |
| 1342 | return 0; |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1343 | |
Bruce Cran | 03e20d6 | 2011-01-02 20:14:54 +0100 | [diff] [blame] | 1344 | log_err("No jobs(s) defined\n\n"); |
Jens Axboe | 45378b3 | 2007-12-19 13:54:38 +0100 | [diff] [blame] | 1345 | usage(argv[0]); |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1346 | return 1; |
| 1347 | } |
| 1348 | |
Jens Axboe | be4ecfd | 2008-12-08 14:10:52 +0100 | [diff] [blame] | 1349 | if (def_thread.o.gtod_offload) { |
| 1350 | fio_gtod_init(); |
| 1351 | fio_gtod_offload = 1; |
| 1352 | fio_gtod_cpu = def_thread.o.gtod_cpu; |
| 1353 | } |
| 1354 | |
Jens Axboe | ca740f4 | 2011-01-25 13:06:16 +0100 | [diff] [blame] | 1355 | log_info("%s\n", fio_version_string); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1356 | return 0; |
| 1357 | } |