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 | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 22 | #include "server.h" |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 23 | |
Cigy Cyriac | bf2e821 | 2010-08-10 19:51:11 -0400 | [diff] [blame] | 24 | #include "lib/getopt.h" |
| 25 | |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 26 | #if FIO_PATCH > 0 |
| 27 | static char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ |
| 28 | __fio_stringify(FIO_MINOR) "." \ |
| 29 | __fio_stringify(FIO_PATCH); |
| 30 | #else |
| 31 | static char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \ |
| 32 | __fio_stringify(FIO_MINOR); |
| 33 | #endif |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 34 | |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 35 | #define FIO_RANDSEED (0xb1899bedUL) |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 36 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 37 | static char **ini_file; |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 38 | static int max_jobs = FIO_MAX_JOBS; |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 39 | static int dump_cmdline; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 40 | |
Jens Axboe | be4ecfd | 2008-12-08 14:10:52 +0100 | [diff] [blame] | 41 | static struct thread_data def_thread; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 42 | struct thread_data *threads = NULL; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 43 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 44 | int exitall_on_terminate = 0; |
| 45 | int terse_output = 0; |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 46 | int eta_print; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 47 | unsigned long long mlock_size = 0; |
| 48 | FILE *f_out = NULL; |
| 49 | FILE *f_err = NULL; |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 50 | char **job_sections = NULL; |
| 51 | int nr_job_sections = 0; |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 52 | char *exec_profile = NULL; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 53 | int warnings_fatal = 0; |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 54 | int terse_version = 2; |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 55 | int is_backend = 0; |
Jens Axboe | a37f69b | 2011-10-01 12:24:21 -0600 | [diff] [blame] | 56 | int nr_clients = 0; |
Jens Axboe | e46d809 | 2011-10-03 09:11:02 +0200 | [diff] [blame] | 57 | int log_syslog = 0; |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 58 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 59 | int write_bw_log = 0; |
Jens Axboe | 4241ea8 | 2007-09-12 08:18:36 +0200 | [diff] [blame] | 60 | int read_only = 0; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 61 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 62 | static int write_lat_log; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 63 | |
| 64 | static int prev_group_jobs; |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 65 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 66 | unsigned long fio_debug = 0; |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 67 | unsigned int fio_debug_jobno = -1; |
| 68 | unsigned int *fio_debug_jobp = NULL; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 69 | |
Jens Axboe | 4c6107f | 2011-01-18 05:22:22 -0700 | [diff] [blame] | 70 | static char cmd_optstr[256]; |
| 71 | |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 72 | /* |
| 73 | * Command line options. These will contain the above, plus a few |
| 74 | * extra that only pertain to fio itself and not jobs. |
| 75 | */ |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 76 | static struct option l_opts[FIO_NR_OPTIONS] = { |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 77 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 78 | .name = (char *) "output", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 79 | .has_arg = required_argument, |
| 80 | .val = 'o', |
| 81 | }, |
| 82 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 83 | .name = (char *) "timeout", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 84 | .has_arg = required_argument, |
| 85 | .val = 't', |
| 86 | }, |
| 87 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 88 | .name = (char *) "latency-log", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 89 | .has_arg = required_argument, |
| 90 | .val = 'l', |
| 91 | }, |
| 92 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 93 | .name = (char *) "bandwidth-log", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 94 | .has_arg = required_argument, |
| 95 | .val = 'b', |
| 96 | }, |
| 97 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 98 | .name = (char *) "minimal", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 99 | .has_arg = optional_argument, |
| 100 | .val = 'm', |
| 101 | }, |
| 102 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 103 | .name = (char *) "version", |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 104 | .has_arg = no_argument, |
| 105 | .val = 'v', |
| 106 | }, |
| 107 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 108 | .name = (char *) "help", |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 109 | .has_arg = no_argument, |
| 110 | .val = 'h', |
| 111 | }, |
| 112 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 113 | .name = (char *) "cmdhelp", |
Jens Axboe | 320beef | 2007-03-01 10:44:12 +0100 | [diff] [blame] | 114 | .has_arg = optional_argument, |
Jens Axboe | fd28ca4 | 2007-01-09 21:20:13 +0100 | [diff] [blame] | 115 | .val = 'c', |
| 116 | }, |
| 117 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 118 | .name = (char *) "showcmd", |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 119 | .has_arg = no_argument, |
Jens Axboe | 724e443 | 2007-09-11 20:02:05 +0200 | [diff] [blame] | 120 | .val = 's', |
| 121 | }, |
| 122 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 123 | .name = (char *) "readonly", |
Jens Axboe | 724e443 | 2007-09-11 20:02:05 +0200 | [diff] [blame] | 124 | .has_arg = no_argument, |
| 125 | .val = 'r', |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 126 | }, |
| 127 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 128 | .name = (char *) "eta", |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 129 | .has_arg = required_argument, |
| 130 | .val = 'e', |
| 131 | }, |
| 132 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 133 | .name = (char *) "debug", |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 134 | .has_arg = required_argument, |
| 135 | .val = 'd', |
| 136 | }, |
| 137 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 138 | .name = (char *) "section", |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 139 | .has_arg = required_argument, |
| 140 | .val = 'x', |
| 141 | }, |
| 142 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 143 | .name = (char *) "alloc-size", |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 144 | .has_arg = required_argument, |
| 145 | .val = 'a', |
| 146 | }, |
| 147 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 148 | .name = (char *) "profile", |
Jens Axboe | 9ac8a79 | 2009-11-13 21:23:07 +0100 | [diff] [blame] | 149 | .has_arg = required_argument, |
| 150 | .val = 'p', |
| 151 | }, |
| 152 | { |
Jens Axboe | 08d2a19 | 2011-05-11 13:28:30 +0200 | [diff] [blame] | 153 | .name = (char *) "warnings-fatal", |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 154 | .has_arg = no_argument, |
| 155 | .val = 'w', |
| 156 | }, |
| 157 | { |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 158 | .name = (char *) "max-jobs", |
| 159 | .has_arg = required_argument, |
| 160 | .val = 'j', |
| 161 | }, |
| 162 | { |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 163 | .name = (char *) "terse-version", |
| 164 | .has_arg = required_argument, |
| 165 | .val = 'V', |
| 166 | }, |
| 167 | { |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 168 | .name = (char *) "server", |
| 169 | .has_arg = no_argument, |
| 170 | .val = 'S', |
| 171 | }, |
Jens Axboe | e46d809 | 2011-10-03 09:11:02 +0200 | [diff] [blame] | 172 | { .name = (char *) "daemonize", |
| 173 | .has_arg = no_argument, |
| 174 | .val = 'D', |
| 175 | }, |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 176 | { |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 177 | .name = (char *) "net-port", |
| 178 | .has_arg = required_argument, |
| 179 | .val = 'P', |
| 180 | }, |
| 181 | { |
| 182 | .name = (char *) "client", |
| 183 | .has_arg = required_argument, |
| 184 | .val = 'C', |
| 185 | }, |
| 186 | { |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 187 | .name = NULL, |
| 188 | }, |
| 189 | }; |
| 190 | |
Jens Axboe | 9d9eb2e | 2011-10-03 12:01:42 +0200 | [diff] [blame] | 191 | static void free_shm(void) |
| 192 | { |
| 193 | struct shmid_ds sbuf; |
| 194 | |
| 195 | if (threads) { |
| 196 | void *tp = threads; |
| 197 | |
| 198 | threads = NULL; |
| 199 | file_hash_exit(); |
| 200 | fio_debug_jobp = NULL; |
| 201 | shmdt(tp); |
| 202 | shmctl(shm_id, IPC_RMID, &sbuf); |
| 203 | } |
| 204 | |
| 205 | scleanup(); |
| 206 | } |
| 207 | |
| 208 | /* |
| 209 | * The thread area is shared between the main process and the job |
| 210 | * threads/processes. So setup a shared memory segment that will hold |
| 211 | * all the job info. We use the end of the region for keeping track of |
| 212 | * open files across jobs, for file sharing. |
| 213 | */ |
| 214 | static int setup_thread_area(void) |
| 215 | { |
| 216 | void *hash; |
| 217 | |
| 218 | if (threads) |
| 219 | return 0; |
| 220 | |
| 221 | /* |
| 222 | * 1024 is too much on some machines, scale max_jobs if |
| 223 | * we get a failure that looks like too large a shm segment |
| 224 | */ |
| 225 | do { |
| 226 | size_t size = max_jobs * sizeof(struct thread_data); |
| 227 | |
| 228 | size += file_hash_size; |
| 229 | size += sizeof(unsigned int); |
| 230 | |
| 231 | shm_id = shmget(0, size, IPC_CREAT | 0600); |
| 232 | if (shm_id != -1) |
| 233 | break; |
| 234 | if (errno != EINVAL) { |
| 235 | perror("shmget"); |
| 236 | break; |
| 237 | } |
| 238 | |
| 239 | max_jobs >>= 1; |
| 240 | } while (max_jobs); |
| 241 | |
| 242 | if (shm_id == -1) |
| 243 | return 1; |
| 244 | |
| 245 | threads = shmat(shm_id, NULL, 0); |
| 246 | if (threads == (void *) -1) { |
| 247 | perror("shmat"); |
| 248 | return 1; |
| 249 | } |
| 250 | |
| 251 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); |
| 252 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); |
| 253 | fio_debug_jobp = (void *) hash + file_hash_size; |
| 254 | *fio_debug_jobp = -1; |
| 255 | file_hash_init(hash); |
| 256 | return 0; |
| 257 | } |
| 258 | |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 259 | /* |
| 260 | * Return a free job structure. |
| 261 | */ |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 262 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
| 263 | { |
| 264 | struct thread_data *td; |
| 265 | |
| 266 | if (global) |
| 267 | return &def_thread; |
Jens Axboe | 9d9eb2e | 2011-10-03 12:01:42 +0200 | [diff] [blame] | 268 | if (setup_thread_area()) { |
| 269 | log_err("error: failed to setup shm segment\n"); |
| 270 | return NULL; |
| 271 | } |
Bruce Cran | e61f1ec | 2011-01-14 18:30:26 +0100 | [diff] [blame] | 272 | if (thread_number >= max_jobs) { |
| 273 | log_err("error: maximum number of jobs (%d) reached.\n", |
| 274 | max_jobs); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 275 | return NULL; |
Bruce Cran | e61f1ec | 2011-01-14 18:30:26 +0100 | [diff] [blame] | 276 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 277 | |
| 278 | td = &threads[thread_number++]; |
Jens Axboe | ddaeaa5 | 2006-06-08 11:00:58 +0200 | [diff] [blame] | 279 | *td = *parent; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 280 | |
Jens Axboe | e0b0d89 | 2009-12-08 10:10:14 +0100 | [diff] [blame] | 281 | td->o.uid = td->o.gid = -1U; |
| 282 | |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 283 | dup_files(td, parent); |
Jens Axboe | d23bb32 | 2007-03-23 15:57:56 +0100 | [diff] [blame] | 284 | options_mem_dupe(td); |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 285 | |
Jens Axboe | 15dc193 | 2010-03-05 10:59:06 +0100 | [diff] [blame] | 286 | profile_add_hooks(td); |
| 287 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 288 | td->thread_number = thread_number; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 289 | return td; |
| 290 | } |
| 291 | |
| 292 | static void put_job(struct thread_data *td) |
| 293 | { |
Jens Axboe | 549577a | 2006-10-30 12:23:41 +0100 | [diff] [blame] | 294 | if (td == &def_thread) |
| 295 | return; |
Bruce Cran | 84dd188 | 2011-05-05 08:14:09 -0600 | [diff] [blame] | 296 | |
Jens Axboe | 58c55ba | 2010-03-09 12:20:08 +0100 | [diff] [blame] | 297 | profile_td_exit(td); |
Jens Axboe | 549577a | 2006-10-30 12:23:41 +0100 | [diff] [blame] | 298 | |
Jens Axboe | 16edf25 | 2007-02-10 14:59:22 +0100 | [diff] [blame] | 299 | if (td->error) |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 300 | log_info("fio: %s\n", td->verror); |
Jens Axboe | 16edf25 | 2007-02-10 14:59:22 +0100 | [diff] [blame] | 301 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 302 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
| 303 | thread_number--; |
| 304 | } |
| 305 | |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 306 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 307 | { |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 308 | unsigned int bs = td->o.min_bs[ddir]; |
Radha Ramachandran | ba3e4e0 | 2009-12-09 22:31:44 +0100 | [diff] [blame] | 309 | unsigned long long bytes_per_sec; |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 310 | |
Jens Axboe | ff58fce | 2010-08-25 12:02:08 +0200 | [diff] [blame] | 311 | assert(ddir_rw(ddir)); |
| 312 | |
Radha Ramachandran | ba3e4e0 | 2009-12-09 22:31:44 +0100 | [diff] [blame] | 313 | if (td->o.rate[ddir]) |
| 314 | bytes_per_sec = td->o.rate[ddir]; |
| 315 | else |
| 316 | bytes_per_sec = td->o.rate_iops[ddir] * bs; |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 317 | |
Radha Ramachandran | ba3e4e0 | 2009-12-09 22:31:44 +0100 | [diff] [blame] | 318 | if (!bytes_per_sec) { |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 319 | log_err("rate lower than supported\n"); |
| 320 | return -1; |
| 321 | } |
| 322 | |
Radha Ramachandran | ba3e4e0 | 2009-12-09 22:31:44 +0100 | [diff] [blame] | 323 | td->rate_nsec_cycle[ddir] = 1000000000ULL / bytes_per_sec; |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 324 | td->rate_pending_usleep[ddir] = 0; |
Jens Axboe | 127f686 | 2007-03-15 12:09:57 +0100 | [diff] [blame] | 325 | return 0; |
| 326 | } |
| 327 | |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 328 | static int setup_rate(struct thread_data *td) |
| 329 | { |
| 330 | int ret = 0; |
| 331 | |
| 332 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) |
| 333 | ret = __setup_rate(td, DDIR_READ); |
| 334 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) |
| 335 | ret |= __setup_rate(td, DDIR_WRITE); |
| 336 | |
| 337 | return ret; |
| 338 | } |
| 339 | |
Jens Axboe | 8347239 | 2009-02-19 21:32:12 +0100 | [diff] [blame] | 340 | static int fixed_block_size(struct thread_options *o) |
| 341 | { |
| 342 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && |
| 343 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && |
| 344 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE]; |
| 345 | } |
| 346 | |
Jens Axboe | dad915e | 2006-10-27 11:10:18 +0200 | [diff] [blame] | 347 | /* |
| 348 | * Lazy way of fixing up options that depend on each other. We could also |
| 349 | * define option callback handlers, but this is easier. |
| 350 | */ |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 351 | static int fixup_options(struct thread_data *td) |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 352 | { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 353 | struct thread_options *o = &td->o; |
Jens Axboe | ff21745 | 2011-01-18 22:33:02 -0700 | [diff] [blame] | 354 | int ret = 0; |
Jens Axboe | dad915e | 2006-10-27 11:10:18 +0200 | [diff] [blame] | 355 | |
Jens Axboe | f356d01 | 2009-01-05 09:56:29 +0100 | [diff] [blame] | 356 | #ifndef FIO_HAVE_PSHARED_MUTEX |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 357 | if (!o->use_thread) { |
Jens Axboe | f356d01 | 2009-01-05 09:56:29 +0100 | [diff] [blame] | 358 | log_info("fio: this platform does not support process shared" |
| 359 | " mutexes, forcing use of threads. Use the 'thread'" |
| 360 | " option to get rid of this warning.\n"); |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 361 | o->use_thread = 1; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 362 | ret = warnings_fatal; |
Jens Axboe | f356d01 | 2009-01-05 09:56:29 +0100 | [diff] [blame] | 363 | } |
| 364 | #endif |
| 365 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 366 | if (o->write_iolog_file && o->read_iolog_file) { |
Jens Axboe | 076efc7 | 2006-10-27 11:24:25 +0200 | [diff] [blame] | 367 | log_err("fio: read iolog overrides write_iolog\n"); |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 368 | free(o->write_iolog_file); |
| 369 | o->write_iolog_file = NULL; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 370 | ret = warnings_fatal; |
Jens Axboe | 076efc7 | 2006-10-27 11:24:25 +0200 | [diff] [blame] | 371 | } |
Jens Axboe | 16b462a | 2006-10-30 12:35:18 +0100 | [diff] [blame] | 372 | |
Jens Axboe | 16b462a | 2006-10-30 12:35:18 +0100 | [diff] [blame] | 373 | /* |
| 374 | * only really works for sequential io for now, and with 1 file |
| 375 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 376 | if (o->zone_size && td_random(td) && o->open_files == 1) |
| 377 | o->zone_size = 0; |
Jens Axboe | 16b462a | 2006-10-30 12:35:18 +0100 | [diff] [blame] | 378 | |
| 379 | /* |
| 380 | * Reads can do overwrites, we always need to pre-create the file |
| 381 | */ |
| 382 | if (td_read(td) || td_rw(td)) |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 383 | o->overwrite = 1; |
Jens Axboe | 16b462a | 2006-10-30 12:35:18 +0100 | [diff] [blame] | 384 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 385 | if (!o->min_bs[DDIR_READ]) |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 386 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 387 | if (!o->max_bs[DDIR_READ]) |
| 388 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; |
| 389 | if (!o->min_bs[DDIR_WRITE]) |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 390 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 391 | if (!o->max_bs[DDIR_WRITE]) |
| 392 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
Jens Axboe | a00735e | 2006-11-03 08:58:08 +0100 | [diff] [blame] | 393 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 394 | 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] | 395 | |
Jens Axboe | 2b7a01d | 2009-03-11 11:00:13 +0100 | [diff] [blame] | 396 | /* |
| 397 | * For random IO, allow blockalign offset other than min_bs. |
| 398 | */ |
| 399 | if (!o->ba[DDIR_READ] || !td_random(td)) |
| 400 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; |
| 401 | if (!o->ba[DDIR_WRITE] || !td_random(td)) |
| 402 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; |
| 403 | |
| 404 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || |
| 405 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) && |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 406 | !o->norandommap) { |
Jens Axboe | 2b7a01d | 2009-03-11 11:00:13 +0100 | [diff] [blame] | 407 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 408 | o->norandommap = 1; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 409 | ret = warnings_fatal; |
Jens Axboe | 2b7a01d | 2009-03-11 11:00:13 +0100 | [diff] [blame] | 410 | } |
| 411 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 412 | if (!o->file_size_high) |
| 413 | o->file_size_high = o->file_size_low; |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 414 | |
Jens Axboe | 8347239 | 2009-02-19 21:32:12 +0100 | [diff] [blame] | 415 | if (o->norandommap && o->verify != VERIFY_NONE |
| 416 | && !fixed_block_size(o)) { |
| 417 | log_err("fio: norandommap given for variable block sizes, " |
| 418 | "verify disabled\n"); |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 419 | o->verify = VERIFY_NONE; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 420 | ret = warnings_fatal; |
Jens Axboe | bb8895e | 2006-10-30 15:14:48 +0100 | [diff] [blame] | 421 | } |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 422 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
Jens Axboe | 690adba | 2006-10-30 15:25:09 +0100 | [diff] [blame] | 423 | log_err("fio: bs_unaligned may not work with raw io\n"); |
Jens Axboe | e0a2233 | 2006-12-20 12:54:25 +0100 | [diff] [blame] | 424 | |
| 425 | /* |
Jens Axboe | 48097d5 | 2007-02-17 06:30:44 +0100 | [diff] [blame] | 426 | * thinktime_spin must be less than thinktime |
| 427 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 428 | if (o->thinktime_spin > o->thinktime) |
| 429 | o->thinktime_spin = o->thinktime; |
Jens Axboe | e916b39 | 2007-02-20 14:37:26 +0100 | [diff] [blame] | 430 | |
| 431 | /* |
| 432 | * The low water mark cannot be bigger than the iodepth |
| 433 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 434 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) { |
Jens Axboe | 9467b77 | 2007-02-27 19:56:43 +0100 | [diff] [blame] | 435 | /* |
| 436 | * syslet work around - if the workload is sequential, |
| 437 | * we want to let the queue drain all the way down to |
| 438 | * avoid seeking between async threads |
| 439 | */ |
| 440 | if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td)) |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 441 | o->iodepth_low = 1; |
Jens Axboe | 9467b77 | 2007-02-27 19:56:43 +0100 | [diff] [blame] | 442 | else |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 443 | o->iodepth_low = o->iodepth; |
Jens Axboe | 9467b77 | 2007-02-27 19:56:43 +0100 | [diff] [blame] | 444 | } |
Jens Axboe | cb5ab51 | 2007-02-26 12:57:09 +0100 | [diff] [blame] | 445 | |
| 446 | /* |
| 447 | * If batch number isn't set, default to the same as iodepth |
| 448 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 449 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
| 450 | o->iodepth_batch = o->iodepth; |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 451 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 452 | if (o->nr_files > td->files_index) |
| 453 | o->nr_files = td->files_index; |
Jens Axboe | 9f9214f | 2007-03-13 14:02:16 +0100 | [diff] [blame] | 454 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 455 | if (o->open_files > o->nr_files || !o->open_files) |
| 456 | o->open_files = o->nr_files; |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 457 | |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 458 | if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))|| |
| 459 | ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] + |
| 460 | o->rate_iops_min[1]))) { |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 461 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 462 | ret = 1; |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 463 | } |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 464 | if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) || |
| 465 | (o->rate_iops[0] < o->rate_iops_min[0]) || |
| 466 | (o->rate_iops[1] < o->rate_iops_min[1])) { |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 467 | log_err("fio: minimum rate exceeds rate\n"); |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 468 | ret = 1; |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 469 | } |
| 470 | |
Jens Axboe | cf4464c | 2007-04-17 20:14:42 +0200 | [diff] [blame] | 471 | if (!o->timeout && o->time_based) { |
| 472 | log_err("fio: time_based requires a runtime/timeout setting\n"); |
| 473 | o->time_based = 0; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 474 | ret = warnings_fatal; |
Jens Axboe | cf4464c | 2007-04-17 20:14:42 +0200 | [diff] [blame] | 475 | } |
| 476 | |
Shawn Lewis | aa31f1f | 2008-01-11 09:45:11 +0100 | [diff] [blame] | 477 | if (o->fill_device && !o->size) |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 478 | o->size = -1ULL; |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 479 | |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 480 | if (o->verify != VERIFY_NONE) { |
Jens Axboe | 996936f | 2011-01-18 05:41:39 -0700 | [diff] [blame] | 481 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 482 | log_info("Multiple writers may overwrite blocks that " |
| 483 | "belong to other jobs. This can cause " |
| 484 | "verification failures.\n"); |
| 485 | ret = warnings_fatal; |
| 486 | } |
| 487 | |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 488 | o->refill_buffers = 1; |
Jens Axboe | 2f1b8e8 | 2010-06-18 09:22:56 +0200 | [diff] [blame] | 489 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
| 490 | !o->verify_interval) |
| 491 | o->verify_interval = o->min_bs[DDIR_WRITE]; |
Jens Axboe | d990588 | 2010-03-18 20:43:00 +0100 | [diff] [blame] | 492 | } |
Jens Axboe | 41ccd84 | 2008-05-22 09:17:33 +0200 | [diff] [blame] | 493 | |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 494 | if (o->pre_read) { |
| 495 | o->invalidate_cache = 0; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 496 | if (td->io_ops->flags & FIO_PIPEIO) { |
Jens Axboe | 9c0d224 | 2009-07-01 12:26:28 +0200 | [diff] [blame] | 497 | log_info("fio: cannot pre-read files with an IO engine" |
| 498 | " that isn't seekable. Pre-read disabled.\n"); |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 499 | ret = warnings_fatal; |
| 500 | } |
Jens Axboe | 9c0d224 | 2009-07-01 12:26:28 +0200 | [diff] [blame] | 501 | } |
Jens Axboe | 34f1c04 | 2009-06-02 14:19:25 +0200 | [diff] [blame] | 502 | |
Joshua Aune | e72fa4d | 2010-02-11 00:59:18 -0700 | [diff] [blame] | 503 | #ifndef FIO_HAVE_FDATASYNC |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 504 | if (o->fdatasync_blocks) { |
Joshua Aune | e72fa4d | 2010-02-11 00:59:18 -0700 | [diff] [blame] | 505 | log_info("fio: this platform does not support fdatasync()" |
| 506 | " falling back to using fsync(). Use the 'fsync'" |
| 507 | " option instead of 'fdatasync' to get rid of" |
| 508 | " this warning\n"); |
Jens Axboe | 9bbf57c | 2010-03-18 20:45:43 +0100 | [diff] [blame] | 509 | o->fsync_blocks = o->fdatasync_blocks; |
| 510 | o->fdatasync_blocks = 0; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 511 | ret = warnings_fatal; |
Joshua Aune | e72fa4d | 2010-02-11 00:59:18 -0700 | [diff] [blame] | 512 | } |
| 513 | #endif |
| 514 | |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 515 | return ret; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 516 | } |
| 517 | |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 518 | /* |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 519 | * This function leaks the buffer |
| 520 | */ |
| 521 | static char *to_kmg(unsigned int val) |
| 522 | { |
| 523 | char *buf = malloc(32); |
Jens Axboe | f3502ba | 2007-02-14 01:27:09 +0100 | [diff] [blame] | 524 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 525 | char *p = post; |
| 526 | |
Jens Axboe | 245142f | 2006-11-08 12:49:21 +0100 | [diff] [blame] | 527 | do { |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 528 | if (val & 1023) |
| 529 | break; |
| 530 | |
| 531 | val >>= 10; |
| 532 | p++; |
Jens Axboe | 245142f | 2006-11-08 12:49:21 +0100 | [diff] [blame] | 533 | } while (*p); |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 534 | |
| 535 | snprintf(buf, 31, "%u%c", val, *p); |
| 536 | return buf; |
| 537 | } |
| 538 | |
Jens Axboe | 09629a9 | 2007-03-09 09:00:06 +0100 | [diff] [blame] | 539 | /* External engines are specified by "external:name.o") */ |
| 540 | static const char *get_engine_name(const char *str) |
| 541 | { |
| 542 | char *p = strstr(str, ":"); |
| 543 | |
| 544 | if (!p) |
| 545 | return str; |
| 546 | |
| 547 | p++; |
| 548 | strip_blank_front(&p); |
| 549 | strip_blank_end(p); |
| 550 | return p; |
| 551 | } |
| 552 | |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 553 | static int exists_and_not_file(const char *filename) |
| 554 | { |
| 555 | struct stat sb; |
| 556 | |
| 557 | if (lstat(filename, &sb) == -1) |
| 558 | return 0; |
| 559 | |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 560 | /* \\.\ is the device namespace in Windows, where every file |
| 561 | * is a device node */ |
| 562 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 563 | return 0; |
| 564 | |
| 565 | return 1; |
| 566 | } |
| 567 | |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 568 | static void td_fill_rand_seeds_os(struct thread_data *td) |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 569 | { |
| 570 | os_random_seed(td->rand_seeds[0], &td->bsrange_state); |
| 571 | os_random_seed(td->rand_seeds[1], &td->verify_state); |
| 572 | os_random_seed(td->rand_seeds[2], &td->rwmix_state); |
| 573 | |
| 574 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) |
| 575 | os_random_seed(td->rand_seeds[3], &td->next_file_state); |
| 576 | |
| 577 | os_random_seed(td->rand_seeds[5], &td->file_size_state); |
Jens Axboe | 0d29de8 | 2010-09-01 13:54:15 +0200 | [diff] [blame] | 578 | os_random_seed(td->rand_seeds[6], &td->trim_state); |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 579 | |
| 580 | if (!td_random(td)) |
| 581 | return; |
| 582 | |
| 583 | if (td->o.rand_repeatable) |
| 584 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; |
| 585 | |
| 586 | os_random_seed(td->rand_seeds[4], &td->random_state); |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 587 | } |
| 588 | |
| 589 | static void td_fill_rand_seeds_internal(struct thread_data *td) |
| 590 | { |
| 591 | init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]); |
| 592 | init_rand_seed(&td->__verify_state, td->rand_seeds[1]); |
| 593 | init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]); |
| 594 | |
| 595 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) |
| 596 | init_rand_seed(&td->__next_file_state, td->rand_seeds[3]); |
| 597 | |
| 598 | init_rand_seed(&td->__file_size_state, td->rand_seeds[5]); |
| 599 | init_rand_seed(&td->__trim_state, td->rand_seeds[6]); |
| 600 | |
| 601 | if (!td_random(td)) |
| 602 | return; |
| 603 | |
| 604 | if (td->o.rand_repeatable) |
| 605 | td->rand_seeds[4] = FIO_RANDSEED * td->thread_number; |
| 606 | |
Jens Axboe | 2615cc4 | 2011-03-28 09:35:09 +0200 | [diff] [blame] | 607 | init_rand_seed(&td->__random_state, td->rand_seeds[4]); |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 608 | } |
| 609 | |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 610 | void td_fill_rand_seeds(struct thread_data *td) |
| 611 | { |
| 612 | if (td->o.use_os_rand) |
| 613 | td_fill_rand_seeds_os(td); |
| 614 | else |
| 615 | td_fill_rand_seeds_internal(td); |
Jens Axboe | 3545a10 | 2011-08-31 15:20:15 -0600 | [diff] [blame] | 616 | |
| 617 | init_rand_seed(&td->buf_state, td->rand_seeds[7]); |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 618 | } |
| 619 | |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 620 | /* |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 621 | * Initialize the various random states we need (random io, block size ranges, |
| 622 | * read/write mix, etc). |
| 623 | */ |
| 624 | static int init_random_state(struct thread_data *td) |
| 625 | { |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 626 | int fd; |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 627 | |
| 628 | fd = open("/dev/urandom", O_RDONLY); |
| 629 | if (fd == -1) { |
| 630 | td_verror(td, errno, "open"); |
| 631 | return 1; |
| 632 | } |
| 633 | |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 634 | if (read(fd, td->rand_seeds, sizeof(td->rand_seeds)) < |
| 635 | (int) sizeof(td->rand_seeds)) { |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 636 | td_verror(td, EIO, "read"); |
| 637 | close(fd); |
| 638 | return 1; |
| 639 | } |
| 640 | |
| 641 | close(fd); |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 642 | td_fill_rand_seeds(td); |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 643 | return 0; |
| 644 | } |
| 645 | |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 646 | /* |
Jens Axboe | 906c8d7 | 2006-06-13 09:37:56 +0200 | [diff] [blame] | 647 | * Adds a job to the list of things todo. Sanitizes the various options |
| 648 | * to make sure we don't have conflicts, and initializes various |
| 649 | * members of td. |
| 650 | */ |
Jens Axboe | 7515484 | 2006-06-01 13:56:09 +0200 | [diff] [blame] | 651 | 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] | 652 | { |
Jens Axboe | 413dd45 | 2007-02-23 09:26:09 +0100 | [diff] [blame] | 653 | const char *ddir_str[] = { NULL, "read", "write", "rw", NULL, |
| 654 | "randread", "randwrite", "randrw" }; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 655 | unsigned int i; |
Jens Axboe | 09629a9 | 2007-03-09 09:00:06 +0100 | [diff] [blame] | 656 | const char *engine; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 657 | char fname[PATH_MAX]; |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 658 | int numjobs, file_alloced; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 659 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 660 | /* |
| 661 | * the def_thread is just for options, it's not a real job |
| 662 | */ |
| 663 | if (td == &def_thread) |
| 664 | return 0; |
| 665 | |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 666 | /* |
| 667 | * if we are just dumping the output command line, don't add the job |
| 668 | */ |
| 669 | if (dump_cmdline) { |
| 670 | put_job(td); |
| 671 | return 0; |
| 672 | } |
| 673 | |
Jens Axboe | 58c55ba | 2010-03-09 12:20:08 +0100 | [diff] [blame] | 674 | if (profile_td_init(td)) |
Jens Axboe | 6625155 | 2011-05-12 10:14:57 +0200 | [diff] [blame] | 675 | goto err; |
Jens Axboe | 58c55ba | 2010-03-09 12:20:08 +0100 | [diff] [blame] | 676 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 677 | engine = get_engine_name(td->o.ioengine); |
Jens Axboe | 09629a9 | 2007-03-09 09:00:06 +0100 | [diff] [blame] | 678 | td->io_ops = load_ioengine(td, engine); |
| 679 | if (!td->io_ops) { |
| 680 | log_err("fio: failed to load engine %s\n", engine); |
Jens Axboe | 205927a | 2007-03-15 11:06:32 +0100 | [diff] [blame] | 681 | goto err; |
Jens Axboe | 09629a9 | 2007-03-09 09:00:06 +0100 | [diff] [blame] | 682 | } |
Jens Axboe | df64119 | 2006-10-12 07:55:41 +0200 | [diff] [blame] | 683 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 684 | if (td->o.use_thread) |
Jens Axboe | 9cedf16 | 2007-03-12 11:29:30 +0100 | [diff] [blame] | 685 | nr_thread++; |
| 686 | else |
| 687 | nr_process++; |
| 688 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 689 | if (td->o.odirect) |
Jens Axboe | 690adba | 2006-10-30 15:25:09 +0100 | [diff] [blame] | 690 | td->io_ops->flags |= FIO_RAWIO; |
| 691 | |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 692 | file_alloced = 0; |
Jens Axboe | 691c8fb | 2008-03-07 14:26:26 +0100 | [diff] [blame] | 693 | if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) { |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 694 | file_alloced = 1; |
Jens Axboe | 80be24f | 2007-03-12 11:01:25 +0100 | [diff] [blame] | 695 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 696 | if (td->o.nr_files == 1 && exists_and_not_file(jobname)) |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 697 | add_file(td, jobname); |
Jens Axboe | 7b05a21 | 2007-03-13 11:17:07 +0100 | [diff] [blame] | 698 | else { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 699 | for (i = 0; i < td->o.nr_files; i++) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 700 | sprintf(fname, "%s.%d.%d", jobname, |
| 701 | td->thread_number, i); |
Jens Axboe | 7b05a21 | 2007-03-13 11:17:07 +0100 | [diff] [blame] | 702 | add_file(td, fname); |
| 703 | } |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 704 | } |
Jens Axboe | 0af7b54 | 2006-02-17 10:10:12 +0100 | [diff] [blame] | 705 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 706 | |
Jens Axboe | 4e991c2 | 2007-03-15 11:41:11 +0100 | [diff] [blame] | 707 | if (fixup_options(td)) |
| 708 | goto err; |
Jens Axboe | e0a2233 | 2006-12-20 12:54:25 +0100 | [diff] [blame] | 709 | |
Jens Axboe | 07eb79d | 2007-04-12 13:02:38 +0200 | [diff] [blame] | 710 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
| 711 | struct fio_file *f; |
| 712 | |
| 713 | for_each_file(td, f, i) |
| 714 | f->real_file_size = -1ULL; |
| 715 | } |
| 716 | |
Jens Axboe | cdd18ad | 2008-02-27 18:58:00 +0100 | [diff] [blame] | 717 | td->mutex = fio_mutex_init(0); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 718 | |
Yu-ju Hong | 8334919 | 2011-08-13 00:53:44 +0200 | [diff] [blame] | 719 | td->ts.clat_percentiles = td->o.clat_percentiles; |
| 720 | if (td->o.overwrite_plist) |
| 721 | td->ts.percentile_list = td->o.percentile_list; |
| 722 | else |
| 723 | td->ts.percentile_list = NULL; |
| 724 | |
Jens Axboe | 756867b | 2007-03-06 15:19:24 +0100 | [diff] [blame] | 725 | td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX; |
| 726 | 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] | 727 | 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] | 728 | 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] | 729 | td->ddir_seq_nr = td->o.ddir_seq_nr; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 730 | |
Jens Axboe | 755c318 | 2009-08-25 22:14:29 +0200 | [diff] [blame] | 731 | if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) { |
Jens Axboe | 3c5df6f | 2007-03-12 15:09:24 +0100 | [diff] [blame] | 732 | prev_group_jobs = 0; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 733 | groupid++; |
Jens Axboe | 3c5df6f | 2007-03-12 15:09:24 +0100 | [diff] [blame] | 734 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 735 | |
| 736 | td->groupid = groupid; |
Jens Axboe | 3c5df6f | 2007-03-12 15:09:24 +0100 | [diff] [blame] | 737 | prev_group_jobs++; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 738 | |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 739 | if (init_random_state(td)) |
| 740 | goto err; |
| 741 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 742 | if (setup_rate(td)) |
| 743 | goto err; |
| 744 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 745 | if (td->o.write_lat_log) { |
Jens Axboe | 7b9f733 | 2011-10-03 10:06:44 +0200 | [diff] [blame] | 746 | setup_log(&td->lat_log); |
| 747 | setup_log(&td->slat_log); |
| 748 | setup_log(&td->clat_log); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 749 | } |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 750 | if (td->o.write_bw_log) |
Jens Axboe | 7b9f733 | 2011-10-03 10:06:44 +0200 | [diff] [blame] | 751 | setup_log(&td->bw_log); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 752 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 753 | if (!td->o.name) |
| 754 | td->o.name = strdup(jobname); |
Jens Axboe | 0145205 | 2006-06-07 10:29:47 +0200 | [diff] [blame] | 755 | |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 756 | if (!terse_output) { |
Jens Axboe | b990b5c | 2006-09-14 09:48:22 +0200 | [diff] [blame] | 757 | if (!job_add_num) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 758 | if (!strcmp(td->io_ops->name, "cpuio")) { |
| 759 | log_info("%s: ioengine=cpu, cpuload=%u," |
| 760 | " cpucycle=%u\n", td->o.name, |
| 761 | td->o.cpuload, |
| 762 | td->o.cpucycle); |
| 763 | } else { |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 764 | char *c1, *c2, *c3, *c4; |
| 765 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 766 | c1 = to_kmg(td->o.min_bs[DDIR_READ]); |
| 767 | c2 = to_kmg(td->o.max_bs[DDIR_READ]); |
| 768 | c3 = to_kmg(td->o.min_bs[DDIR_WRITE]); |
| 769 | c4 = to_kmg(td->o.max_bs[DDIR_WRITE]); |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 770 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 771 | log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s," |
| 772 | " ioengine=%s, iodepth=%u\n", |
| 773 | td->o.name, td->groupid, |
| 774 | ddir_str[td->o.td_ddir], |
| 775 | c1, c2, c3, c4, |
| 776 | td->io_ops->name, |
| 777 | td->o.iodepth); |
Jens Axboe | f8977ee | 2006-11-06 14:03:03 +0100 | [diff] [blame] | 778 | |
| 779 | free(c1); |
| 780 | free(c2); |
| 781 | free(c3); |
| 782 | free(c4); |
| 783 | } |
Jens Axboe | b990b5c | 2006-09-14 09:48:22 +0200 | [diff] [blame] | 784 | } else if (job_add_num == 1) |
Jens Axboe | 6d86144 | 2007-03-15 09:22:23 +0100 | [diff] [blame] | 785 | log_info("...\n"); |
Jens Axboe | c6ae0a5 | 2006-06-12 11:04:44 +0200 | [diff] [blame] | 786 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 787 | |
| 788 | /* |
| 789 | * recurse add identical jobs, clear numjobs and stonewall options |
| 790 | * as they don't apply to sub-jobs |
| 791 | */ |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 792 | numjobs = td->o.numjobs; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 793 | while (--numjobs) { |
| 794 | struct thread_data *td_new = get_new_job(0, td); |
| 795 | |
| 796 | if (!td_new) |
| 797 | goto err; |
| 798 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 799 | td_new->o.numjobs = 1; |
| 800 | td_new->o.stonewall = 0; |
Jens Axboe | 92c1d41 | 2007-03-28 10:04:08 +0200 | [diff] [blame] | 801 | td_new->o.new_group = 0; |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 802 | |
| 803 | if (file_alloced) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 804 | td_new->o.filename = NULL; |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 805 | td_new->files_index = 0; |
Jens Axboe | 4e6ea2f | 2009-03-04 20:17:22 +0100 | [diff] [blame] | 806 | td_new->files_size = 0; |
Jens Axboe | e132cba | 2007-03-14 14:23:54 +0100 | [diff] [blame] | 807 | td_new->files = NULL; |
| 808 | } |
| 809 | |
Jens Axboe | 7515484 | 2006-06-01 13:56:09 +0200 | [diff] [blame] | 810 | job_add_num = numjobs - 1; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 811 | |
Jens Axboe | 7515484 | 2006-06-01 13:56:09 +0200 | [diff] [blame] | 812 | if (add_job(td_new, jobname, job_add_num)) |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 813 | goto err; |
| 814 | } |
Jens Axboe | 3c5df6f | 2007-03-12 15:09:24 +0100 | [diff] [blame] | 815 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 816 | return 0; |
| 817 | err: |
| 818 | put_job(td); |
| 819 | return -1; |
| 820 | } |
| 821 | |
Jens Axboe | 79d1631 | 2010-03-04 12:43:20 +0100 | [diff] [blame] | 822 | /* |
| 823 | * Parse as if 'o' was a command line |
| 824 | */ |
| 825 | void add_job_opts(const char **o) |
| 826 | { |
| 827 | struct thread_data *td, *td_parent; |
| 828 | int i, in_global = 1; |
| 829 | char jobname[32]; |
| 830 | |
| 831 | i = 0; |
| 832 | td_parent = td = NULL; |
| 833 | while (o[i]) { |
| 834 | if (!strncmp(o[i], "name", 4)) { |
| 835 | in_global = 0; |
| 836 | if (td) |
| 837 | add_job(td, jobname, 0); |
| 838 | td = NULL; |
| 839 | sprintf(jobname, "%s", o[i] + 5); |
| 840 | } |
| 841 | if (in_global && !td_parent) |
| 842 | td_parent = get_new_job(1, &def_thread); |
| 843 | else if (!in_global && !td) { |
| 844 | if (!td_parent) |
| 845 | td_parent = &def_thread; |
| 846 | td = get_new_job(0, td_parent); |
| 847 | } |
| 848 | if (in_global) |
| 849 | fio_options_parse(td_parent, (char **) &o[i], 1); |
| 850 | else |
| 851 | fio_options_parse(td, (char **) &o[i], 1); |
| 852 | i++; |
| 853 | } |
| 854 | |
| 855 | if (td) |
| 856 | add_job(td, jobname, 0); |
| 857 | } |
| 858 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 859 | static int skip_this_section(const char *name) |
| 860 | { |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 861 | int i; |
| 862 | |
| 863 | if (!nr_job_sections) |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 864 | return 0; |
| 865 | if (!strncmp(name, "global", 6)) |
| 866 | return 0; |
| 867 | |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 868 | for (i = 0; i < nr_job_sections; i++) |
| 869 | if (!strcmp(job_sections[i], name)) |
| 870 | return 0; |
| 871 | |
| 872 | return 1; |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 873 | } |
| 874 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 875 | static int is_empty_or_comment(char *line) |
| 876 | { |
| 877 | unsigned int i; |
| 878 | |
| 879 | for (i = 0; i < strlen(line); i++) { |
| 880 | if (line[i] == ';') |
| 881 | return 1; |
Ingo Molnar | 5cc2da3 | 2007-02-20 10:19:44 +0100 | [diff] [blame] | 882 | if (line[i] == '#') |
| 883 | return 1; |
Jens Axboe | 76cd937 | 2011-07-08 21:14:57 +0200 | [diff] [blame] | 884 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 885 | return 0; |
| 886 | } |
| 887 | |
| 888 | return 1; |
| 889 | } |
| 890 | |
Jens Axboe | 313cb20 | 2006-12-21 09:50:00 +0100 | [diff] [blame] | 891 | /* |
Jens Axboe | 0726198 | 2006-06-07 10:51:12 +0200 | [diff] [blame] | 892 | * This is our [ini] type file parser. |
| 893 | */ |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 894 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag) |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 895 | { |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 896 | unsigned int global; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 897 | struct thread_data *td; |
Jens Axboe | fee3bb4 | 2006-10-30 13:32:08 +0100 | [diff] [blame] | 898 | char *string, *name; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 899 | FILE *f; |
| 900 | char *p; |
Jens Axboe | 0c7e37a | 2006-06-13 14:53:38 +0200 | [diff] [blame] | 901 | int ret = 0, stonewall; |
Jens Axboe | 097b299 | 2007-04-19 09:41:45 +0200 | [diff] [blame] | 902 | int first_sect = 1; |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 903 | int skip_fgets = 0; |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 904 | int inside_skip = 0; |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 905 | char **opts; |
| 906 | int i, alloc_opts, num_opts; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 907 | |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 908 | if (is_buf) |
| 909 | f = NULL; |
| 910 | else { |
| 911 | if (!strcmp(file, "-")) |
| 912 | f = stdin; |
| 913 | else |
| 914 | f = fopen(file, "r"); |
Aaron Carroll | 5a729cb | 2007-09-27 09:03:55 +0200 | [diff] [blame] | 915 | |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 916 | if (!f) { |
| 917 | perror("fopen job file"); |
| 918 | return 1; |
| 919 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 920 | } |
| 921 | |
| 922 | string = malloc(4096); |
Jens Axboe | 7f7e6e5 | 2007-07-19 14:50:05 +0200 | [diff] [blame] | 923 | |
| 924 | /* |
| 925 | * it's really 256 + small bit, 280 should suffice |
| 926 | */ |
| 927 | name = malloc(280); |
| 928 | memset(name, 0, 280); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 929 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 930 | alloc_opts = 8; |
| 931 | opts = malloc(sizeof(char *) * alloc_opts); |
Jens Axboe | b7c6302 | 2008-06-11 11:47:56 +0200 | [diff] [blame] | 932 | num_opts = 0; |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 933 | |
Jens Axboe | 0c7e37a | 2006-06-13 14:53:38 +0200 | [diff] [blame] | 934 | stonewall = stonewall_flag; |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 935 | do { |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 936 | /* |
| 937 | * if skip_fgets is set, we already have loaded a line we |
| 938 | * haven't handled. |
| 939 | */ |
| 940 | if (!skip_fgets) { |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 941 | if (is_buf) |
| 942 | p = strsep(&file, "\n"); |
| 943 | else |
| 944 | p = fgets(string, 4095, f); |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 945 | if (!p) |
| 946 | break; |
| 947 | } |
gurudas pai | cdc7f19 | 2007-03-29 10:10:56 +0200 | [diff] [blame] | 948 | |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 949 | skip_fgets = 0; |
gurudas pai | cdc7f19 | 2007-03-29 10:10:56 +0200 | [diff] [blame] | 950 | strip_blank_front(&p); |
Jens Axboe | 6c7c7da | 2007-03-29 14:12:57 -0800 | [diff] [blame] | 951 | strip_blank_end(p); |
gurudas pai | cdc7f19 | 2007-03-29 10:10:56 +0200 | [diff] [blame] | 952 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 953 | if (is_empty_or_comment(p)) |
| 954 | continue; |
Bruce Cran | 84dd188 | 2011-05-05 08:14:09 -0600 | [diff] [blame] | 955 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 956 | if (inside_skip) |
| 957 | continue; |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 958 | log_err("fio: option <%s> outside of [] job section\n", |
| 959 | p); |
Jens Axboe | 088b420 | 2007-07-19 14:53:01 +0200 | [diff] [blame] | 960 | break; |
Jens Axboe | 6c7c7da | 2007-03-29 14:12:57 -0800 | [diff] [blame] | 961 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 962 | |
Jens Axboe | 7a4b80a | 2010-05-22 20:43:11 +0200 | [diff] [blame] | 963 | name[strlen(name) - 1] = '\0'; |
| 964 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 965 | if (skip_this_section(name)) { |
| 966 | inside_skip = 1; |
| 967 | continue; |
| 968 | } else |
| 969 | inside_skip = 0; |
| 970 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 971 | global = !strncmp(name, "global", 6); |
| 972 | |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 973 | if (dump_cmdline) { |
Jens Axboe | 097b299 | 2007-04-19 09:41:45 +0200 | [diff] [blame] | 974 | if (first_sect) |
| 975 | log_info("fio "); |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 976 | if (!global) |
| 977 | log_info("--name=%s ", name); |
Jens Axboe | 097b299 | 2007-04-19 09:41:45 +0200 | [diff] [blame] | 978 | first_sect = 0; |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 979 | } |
| 980 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 981 | td = get_new_job(global, &def_thread); |
Jens Axboe | 45410ac | 2006-06-07 11:10:39 +0200 | [diff] [blame] | 982 | if (!td) { |
| 983 | ret = 1; |
| 984 | break; |
| 985 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 986 | |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 987 | /* |
| 988 | * Seperate multiple job files by a stonewall |
| 989 | */ |
Jens Axboe | f948191 | 2006-06-09 11:37:28 +0200 | [diff] [blame] | 990 | if (!global && stonewall) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 991 | td->o.stonewall = stonewall; |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 992 | stonewall = 0; |
| 993 | } |
| 994 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 995 | num_opts = 0; |
| 996 | memset(opts, 0, alloc_opts * sizeof(char *)); |
| 997 | |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 998 | while (1) { |
| 999 | if (is_buf) |
| 1000 | p = strsep(&file, "\n"); |
| 1001 | else |
| 1002 | p = fgets(string, 4096, f); |
| 1003 | if (!p) |
| 1004 | break; |
| 1005 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1006 | if (is_empty_or_comment(p)) |
| 1007 | continue; |
Jens Axboe | e1f3650 | 2006-10-27 10:54:08 +0200 | [diff] [blame] | 1008 | |
Jens Axboe | b6754f9 | 2006-05-30 14:29:32 +0200 | [diff] [blame] | 1009 | strip_blank_front(&p); |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 1010 | |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 1011 | /* |
| 1012 | * new section, break out and make sure we don't |
| 1013 | * fgets() a new line at the top. |
| 1014 | */ |
| 1015 | if (p[0] == '[') { |
| 1016 | skip_fgets = 1; |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 1017 | break; |
Jens Axboe | ccf8f12 | 2007-09-27 10:48:55 +0200 | [diff] [blame] | 1018 | } |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 1019 | |
Jens Axboe | 4ae3f76 | 2006-05-30 13:35:14 +0200 | [diff] [blame] | 1020 | strip_blank_end(p); |
Jens Axboe | aea47d4 | 2006-05-26 19:27:29 +0200 | [diff] [blame] | 1021 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 1022 | if (num_opts == alloc_opts) { |
| 1023 | alloc_opts <<= 1; |
| 1024 | opts = realloc(opts, |
| 1025 | alloc_opts * sizeof(char *)); |
| 1026 | } |
| 1027 | |
| 1028 | opts[num_opts] = strdup(p); |
| 1029 | num_opts++; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1030 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1031 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 1032 | ret = fio_options_parse(td, opts, num_opts); |
| 1033 | if (!ret) { |
| 1034 | if (dump_cmdline) |
| 1035 | for (i = 0; i < num_opts; i++) |
| 1036 | log_info("--%s ", opts[i]); |
| 1037 | |
Jens Axboe | 45410ac | 2006-06-07 11:10:39 +0200 | [diff] [blame] | 1038 | ret = add_job(td, name, 0); |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 1039 | } else { |
Jens Axboe | b1508cf | 2006-11-02 09:12:40 +0100 | [diff] [blame] | 1040 | log_err("fio: job %s dropped\n", name); |
| 1041 | put_job(td); |
Jens Axboe | 45410ac | 2006-06-07 11:10:39 +0200 | [diff] [blame] | 1042 | } |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 1043 | |
| 1044 | for (i = 0; i < num_opts; i++) |
| 1045 | free(opts[i]); |
| 1046 | num_opts = 0; |
Jens Axboe | 7c124ac | 2006-10-30 13:36:52 +0100 | [diff] [blame] | 1047 | } while (!ret); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1048 | |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1049 | if (dump_cmdline) |
| 1050 | log_info("\n"); |
| 1051 | |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 1052 | for (i = 0; i < num_opts; i++) |
| 1053 | free(opts[i]); |
| 1054 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1055 | free(string); |
| 1056 | free(name); |
Jens Axboe | 2577594 | 2008-06-10 20:26:06 +0200 | [diff] [blame] | 1057 | free(opts); |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 1058 | if (!is_buf && f != stdin) |
Aaron Carroll | 5a729cb | 2007-09-27 09:03:55 +0200 | [diff] [blame] | 1059 | fclose(f); |
Jens Axboe | 45410ac | 2006-06-07 11:10:39 +0200 | [diff] [blame] | 1060 | return ret; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1061 | } |
| 1062 | |
| 1063 | static int fill_def_thread(void) |
| 1064 | { |
| 1065 | memset(&def_thread, 0, sizeof(def_thread)); |
| 1066 | |
Jens Axboe | 375b269 | 2007-05-22 09:13:02 +0200 | [diff] [blame] | 1067 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1068 | |
| 1069 | /* |
Jens Axboe | ee73849 | 2007-01-10 11:23:16 +0100 | [diff] [blame] | 1070 | * fill default options |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1071 | */ |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1072 | fio_fill_default_options(&def_thread); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1073 | return 0; |
| 1074 | } |
| 1075 | |
Jens Axboe | 45378b3 | 2007-12-19 13:54:38 +0100 | [diff] [blame] | 1076 | static void usage(const char *name) |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1077 | { |
Bruce Cran | 4361762 | 2011-07-30 12:55:52 +0200 | [diff] [blame] | 1078 | printf("%s\n", fio_version_string); |
Jens Axboe | 45378b3 | 2007-12-19 13:54:38 +0100 | [diff] [blame] | 1079 | printf("%s [options] [job options] <job file(s)>\n", name); |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1080 | printf("\t--debug=options\tEnable debug logging\n"); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1081 | printf("\t--output\tWrite output to file\n"); |
| 1082 | printf("\t--timeout\tRuntime in seconds\n"); |
| 1083 | printf("\t--latency-log\tGenerate per-job latency logs\n"); |
| 1084 | printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); |
| 1085 | printf("\t--minimal\tMinimal (terse) output\n"); |
| 1086 | printf("\t--version\tPrint version info and exit\n"); |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 1087 | printf("\t--terse-version=x Terse version output format\n"); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1088 | printf("\t--help\t\tPrint this page\n"); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1089 | printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of" |
| 1090 | " them\n"); |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1091 | printf("\t--showcmd\tTurn a job file into command line options\n"); |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 1092 | printf("\t--eta=when\tWhen ETA estimate should be printed\n"); |
| 1093 | printf("\t \tMay be \"always\", \"never\" or \"auto\"\n"); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1094 | printf("\t--readonly\tTurn on safety read-only checks, preventing" |
| 1095 | " writes\n"); |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1096 | printf("\t--section=name\tOnly run specified section in job file\n"); |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 1097 | printf("\t--alloc-size=kb\tSet smalloc pool to this size in kb" |
| 1098 | " (def 1024)\n"); |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 1099 | printf("\t--warnings-fatal Fio parser warnings are fatal\n"); |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 1100 | printf("\t--max-jobs\tMaximum number of threads/processes to support\n"); |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 1101 | printf("\t--server\tStart a backend fio server\n"); |
| 1102 | printf("\t--client=hostname Talk to remove backend fio server at hostname\n"); |
| 1103 | printf("\t--net-port=port\tUse specified port for client/server connection\n"); |
Jens Axboe | aa58d25 | 2010-06-09 09:49:38 +0200 | [diff] [blame] | 1104 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
| 1105 | printf("\n Jens Axboe <jaxboe@fusionio.com>\n"); |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1106 | } |
| 1107 | |
Jens Axboe | 79e48f7 | 2008-02-01 20:37:09 +0100 | [diff] [blame] | 1108 | #ifdef FIO_INC_DEBUG |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1109 | struct debug_level debug_levels[] = { |
Jens Axboe | bd6f78b | 2008-02-01 20:27:52 +0100 | [diff] [blame] | 1110 | { .name = "process", .shift = FD_PROCESS, }, |
| 1111 | { .name = "file", .shift = FD_FILE, }, |
| 1112 | { .name = "io", .shift = FD_IO, }, |
| 1113 | { .name = "mem", .shift = FD_MEM, }, |
| 1114 | { .name = "blktrace", .shift = FD_BLKTRACE }, |
| 1115 | { .name = "verify", .shift = FD_VERIFY }, |
Jens Axboe | 84422ac | 2008-02-19 20:10:26 +0100 | [diff] [blame] | 1116 | { .name = "random", .shift = FD_RANDOM }, |
Jens Axboe | a3d741f | 2008-02-27 18:32:33 +0100 | [diff] [blame] | 1117 | { .name = "parse", .shift = FD_PARSE }, |
Jens Axboe | cd991b9 | 2008-03-07 13:19:35 +0100 | [diff] [blame] | 1118 | { .name = "diskutil", .shift = FD_DISKUTIL }, |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1119 | { .name = "job", .shift = FD_JOB }, |
Jens Axboe | 29adda3 | 2009-01-05 19:06:39 +0100 | [diff] [blame] | 1120 | { .name = "mutex", .shift = FD_MUTEX }, |
Jens Axboe | 79d1631 | 2010-03-04 12:43:20 +0100 | [diff] [blame] | 1121 | { .name = "profile", .shift = FD_PROFILE }, |
Jens Axboe | c223da8 | 2010-03-24 13:23:53 +0100 | [diff] [blame] | 1122 | { .name = "time", .shift = FD_TIME }, |
Jens Axboe | eb7976e | 2011-10-01 12:42:00 -0600 | [diff] [blame] | 1123 | { .name = "net", .shift = FD_NET }, |
Jens Axboe | 02444ad | 2008-10-07 11:33:00 +0200 | [diff] [blame] | 1124 | { .name = NULL, }, |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1125 | }; |
| 1126 | |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1127 | static int set_debug(const char *string) |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1128 | { |
| 1129 | struct debug_level *dl; |
| 1130 | char *p = (char *) string; |
| 1131 | char *opt; |
| 1132 | int i; |
| 1133 | |
| 1134 | if (!strcmp(string, "?") || !strcmp(string, "help")) { |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1135 | log_info("fio: dumping debug options:"); |
| 1136 | for (i = 0; debug_levels[i].name; i++) { |
| 1137 | dl = &debug_levels[i]; |
| 1138 | log_info("%s,", dl->name); |
| 1139 | } |
Jens Axboe | bd6f78b | 2008-02-01 20:27:52 +0100 | [diff] [blame] | 1140 | log_info("all\n"); |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1141 | return 1; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1142 | } |
| 1143 | |
| 1144 | while ((opt = strsep(&p, ",")) != NULL) { |
| 1145 | int found = 0; |
| 1146 | |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1147 | if (!strncmp(opt, "all", 3)) { |
| 1148 | log_info("fio: set all debug options\n"); |
| 1149 | fio_debug = ~0UL; |
| 1150 | continue; |
| 1151 | } |
| 1152 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1153 | for (i = 0; debug_levels[i].name; i++) { |
| 1154 | dl = &debug_levels[i]; |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1155 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
| 1156 | if (!found) |
| 1157 | continue; |
| 1158 | |
| 1159 | if (dl->shift == FD_JOB) { |
| 1160 | opt = strchr(opt, ':'); |
| 1161 | if (!opt) { |
| 1162 | log_err("fio: missing job number\n"); |
| 1163 | break; |
| 1164 | } |
| 1165 | opt++; |
| 1166 | fio_debug_jobno = atoi(opt); |
| 1167 | log_info("fio: set debug jobno %d\n", |
| 1168 | fio_debug_jobno); |
| 1169 | } else { |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1170 | log_info("fio: set debug option %s\n", opt); |
Jens Axboe | bd6f78b | 2008-02-01 20:27:52 +0100 | [diff] [blame] | 1171 | fio_debug |= (1UL << dl->shift); |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1172 | } |
Jens Axboe | 5e1d306 | 2008-05-23 11:55:53 +0200 | [diff] [blame] | 1173 | break; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1174 | } |
| 1175 | |
| 1176 | if (!found) |
| 1177 | log_err("fio: debug mask %s not found\n", opt); |
| 1178 | } |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1179 | return 0; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1180 | } |
Jens Axboe | 79e48f7 | 2008-02-01 20:37:09 +0100 | [diff] [blame] | 1181 | #else |
Jens Axboe | 69b98d4 | 2008-05-30 22:25:32 +0200 | [diff] [blame] | 1182 | static int set_debug(const char *string) |
Jens Axboe | 79e48f7 | 2008-02-01 20:37:09 +0100 | [diff] [blame] | 1183 | { |
| 1184 | log_err("fio: debug tracing not included in build\n"); |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1185 | return 1; |
Jens Axboe | 79e48f7 | 2008-02-01 20:37:09 +0100 | [diff] [blame] | 1186 | } |
| 1187 | #endif |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1188 | |
Jens Axboe | 4c6107f | 2011-01-18 05:22:22 -0700 | [diff] [blame] | 1189 | static void fio_options_fill_optstring(void) |
| 1190 | { |
| 1191 | char *ostr = cmd_optstr; |
| 1192 | int i, c; |
| 1193 | |
| 1194 | c = i = 0; |
| 1195 | while (l_opts[i].name) { |
| 1196 | ostr[c++] = l_opts[i].val; |
| 1197 | if (l_opts[i].has_arg == required_argument) |
| 1198 | ostr[c++] = ':'; |
| 1199 | else if (l_opts[i].has_arg == optional_argument) { |
| 1200 | ostr[c++] = ':'; |
| 1201 | ostr[c++] = ':'; |
| 1202 | } |
| 1203 | i++; |
| 1204 | } |
| 1205 | ostr[c] = '\0'; |
| 1206 | } |
| 1207 | |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 1208 | int parse_cmd_line(int argc, char *argv[]) |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1209 | { |
| 1210 | struct thread_data *td = NULL; |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1211 | 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] | 1212 | char *ostr = cmd_optstr; |
Jens Axboe | e46d809 | 2011-10-03 09:11:02 +0200 | [diff] [blame] | 1213 | int daemonize_server = 0; |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 1214 | char *cur_client = NULL; |
| 1215 | int backend = 0; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1216 | |
Jens Axboe | 4c6107f | 2011-01-18 05:22:22 -0700 | [diff] [blame] | 1217 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1218 | switch (c) { |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 1219 | case 'a': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1220 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 1221 | smalloc_pool_size = atoi(optarg); |
| 1222 | break; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1223 | case 't': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1224 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | ab2cabd | 2011-07-23 13:43:13 +0200 | [diff] [blame] | 1225 | def_thread.o.timeout = atoi(optarg); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1226 | break; |
| 1227 | case 'l': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1228 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1229 | write_lat_log = 1; |
| 1230 | break; |
Jens Axboe | 3d73e5a | 2010-03-25 10:38:07 +0100 | [diff] [blame] | 1231 | case 'b': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1232 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1233 | write_bw_log = 1; |
| 1234 | break; |
| 1235 | case 'o': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1236 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1237 | f_out = fopen(optarg, "w+"); |
| 1238 | if (!f_out) { |
| 1239 | perror("fopen output"); |
| 1240 | exit(1); |
| 1241 | } |
| 1242 | f_err = f_out; |
| 1243 | break; |
| 1244 | case 'm': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1245 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1246 | terse_output = 1; |
| 1247 | break; |
| 1248 | case 'h': |
Jens Axboe | 45378b3 | 2007-12-19 13:54:38 +0100 | [diff] [blame] | 1249 | usage(argv[0]); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1250 | exit(0); |
| 1251 | case 'c': |
| 1252 | exit(fio_show_option_help(optarg)); |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1253 | case 's': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1254 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1255 | dump_cmdline = 1; |
| 1256 | break; |
Jens Axboe | 724e443 | 2007-09-11 20:02:05 +0200 | [diff] [blame] | 1257 | case 'r': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1258 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | 724e443 | 2007-09-11 20:02:05 +0200 | [diff] [blame] | 1259 | read_only = 1; |
| 1260 | break; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1261 | case 'v': |
Jens Axboe | ca740f4 | 2011-01-25 13:06:16 +0100 | [diff] [blame] | 1262 | log_info("%s\n", fio_version_string); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1263 | exit(0); |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 1264 | case 'V': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1265 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 1266 | terse_version = atoi(optarg); |
| 1267 | if (terse_version != 2) { |
| 1268 | log_err("fio: bad terse version format\n"); |
| 1269 | exit_val = 1; |
| 1270 | do_exit++; |
| 1271 | } |
| 1272 | break; |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 1273 | case 'e': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1274 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 1275 | if (!strcmp("always", optarg)) |
| 1276 | eta_print = FIO_ETA_ALWAYS; |
| 1277 | else if (!strcmp("never", optarg)) |
| 1278 | eta_print = FIO_ETA_NEVER; |
| 1279 | break; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1280 | case 'd': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1281 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1282 | if (set_debug(optarg)) |
| 1283 | do_exit++; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1284 | break; |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 1285 | case 'x': { |
| 1286 | size_t new_size; |
| 1287 | |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1288 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 1289 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1290 | if (!strcmp(optarg, "global")) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1291 | log_err("fio: can't use global as only " |
| 1292 | "section\n"); |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1293 | do_exit++; |
| 1294 | exit_val = 1; |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1295 | break; |
| 1296 | } |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 1297 | new_size = (nr_job_sections + 1) * sizeof(char *); |
| 1298 | job_sections = realloc(job_sections, new_size); |
| 1299 | job_sections[nr_job_sections] = strdup(optarg); |
| 1300 | nr_job_sections++; |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1301 | break; |
Jens Axboe | ad0a273 | 2011-03-11 10:16:17 +0100 | [diff] [blame] | 1302 | } |
Jens Axboe | 9ac8a79 | 2009-11-13 21:23:07 +0100 | [diff] [blame] | 1303 | case 'p': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1304 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 1305 | exec_profile = strdup(optarg); |
Jens Axboe | 9ac8a79 | 2009-11-13 21:23:07 +0100 | [diff] [blame] | 1306 | break; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1307 | case FIO_GETOPT_JOB: { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1308 | const char *opt = l_opts[lidx].name; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1309 | char *val = optarg; |
| 1310 | |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1311 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 1312 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1313 | if (!strncmp(opt, "name", 4) && td) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 1314 | ret = add_job(td, td->o.name ?: "fio", 0); |
Jens Axboe | 6625155 | 2011-05-12 10:14:57 +0200 | [diff] [blame] | 1315 | if (ret) |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1316 | return 0; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1317 | td = NULL; |
| 1318 | } |
| 1319 | if (!td) { |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1320 | int is_section = !strncmp(opt, "name", 4); |
Jens Axboe | 3106f22 | 2007-04-19 09:53:28 +0200 | [diff] [blame] | 1321 | int global = 0; |
| 1322 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1323 | if (!is_section || !strncmp(val, "global", 6)) |
Jens Axboe | 3106f22 | 2007-04-19 09:53:28 +0200 | [diff] [blame] | 1324 | global = 1; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1325 | |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 1326 | if (is_section && skip_this_section(val)) |
| 1327 | continue; |
| 1328 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1329 | td = get_new_job(global, &def_thread); |
| 1330 | if (!td) |
| 1331 | return 0; |
| 1332 | } |
| 1333 | |
| 1334 | ret = fio_cmd_option_parse(td, opt, val); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1335 | break; |
| 1336 | } |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 1337 | case 'w': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1338 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 1339 | warnings_fatal = 1; |
| 1340 | break; |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 1341 | case 'j': |
Jens Axboe | 9ef56d4 | 2011-10-04 13:45:50 +0200 | [diff] [blame] | 1342 | fio_client_add_cmd_option(cur_client, argv[optind-1]); |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 1343 | max_jobs = atoi(optarg); |
| 1344 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { |
| 1345 | log_err("fio: invalid max jobs: %d\n", max_jobs); |
| 1346 | do_exit++; |
| 1347 | exit_val = 1; |
| 1348 | } |
| 1349 | break; |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 1350 | case 'S': |
Jens Axboe | a37f69b | 2011-10-01 12:24:21 -0600 | [diff] [blame] | 1351 | if (nr_clients) { |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 1352 | log_err("fio: can't be both client and server\n"); |
| 1353 | do_exit++; |
| 1354 | exit_val = 1; |
| 1355 | break; |
| 1356 | } |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 1357 | is_backend = 1; |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 1358 | backend = 1; |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 1359 | break; |
Jens Axboe | e46d809 | 2011-10-03 09:11:02 +0200 | [diff] [blame] | 1360 | case 'D': |
| 1361 | daemonize_server = 1; |
| 1362 | break; |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 1363 | case 'P': |
| 1364 | fio_net_port = atoi(optarg); |
| 1365 | break; |
| 1366 | case 'C': |
| 1367 | if (is_backend) { |
| 1368 | log_err("fio: can't be both client and server\n"); |
| 1369 | do_exit++; |
| 1370 | exit_val = 1; |
| 1371 | break; |
| 1372 | } |
Jens Axboe | a37f69b | 2011-10-01 12:24:21 -0600 | [diff] [blame] | 1373 | fio_client_add(optarg); |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 1374 | cur_client = optarg; |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 1375 | break; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1376 | default: |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1377 | do_exit++; |
| 1378 | exit_val = 1; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1379 | break; |
| 1380 | } |
Jens Axboe | c7d5c94 | 2011-10-03 11:48:17 +0200 | [diff] [blame] | 1381 | if (do_exit) |
| 1382 | break; |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1383 | } |
| 1384 | |
Jens Axboe | c09823a | 2008-02-19 20:16:57 +0100 | [diff] [blame] | 1385 | if (do_exit) |
| 1386 | exit(exit_val); |
Jens Axboe | 536582b | 2008-02-18 20:26:32 +0100 | [diff] [blame] | 1387 | |
Jens Axboe | a37f69b | 2011-10-01 12:24:21 -0600 | [diff] [blame] | 1388 | if (nr_clients && fio_clients_connect()) { |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 1389 | do_exit++; |
| 1390 | exit_val = 1; |
Jens Axboe | cdf54d8 | 2011-10-04 08:31:40 +0200 | [diff] [blame] | 1391 | return -1; |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 1392 | } |
| 1393 | |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 1394 | if (is_backend && backend) |
Jens Axboe | e46d809 | 2011-10-03 09:11:02 +0200 | [diff] [blame] | 1395 | return fio_start_server(daemonize_server); |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 1396 | |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1397 | if (td) { |
Jens Axboe | 7d6a890 | 2008-02-18 20:59:18 +0100 | [diff] [blame] | 1398 | if (!ret) |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 1399 | ret = add_job(td, td->o.name ?: "fio", 0); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 1400 | } |
| 1401 | |
| 1402 | while (optind < argc) { |
| 1403 | ini_idx++; |
| 1404 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); |
| 1405 | ini_file[ini_idx - 1] = strdup(argv[optind]); |
| 1406 | optind++; |
| 1407 | } |
| 1408 | |
| 1409 | return ini_idx; |
| 1410 | } |
| 1411 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1412 | int parse_options(int argc, char *argv[]) |
| 1413 | { |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 1414 | int job_files, i; |
| 1415 | |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1416 | f_out = stdout; |
| 1417 | f_err = stderr; |
| 1418 | |
Jens Axboe | 4c6107f | 2011-01-18 05:22:22 -0700 | [diff] [blame] | 1419 | fio_options_fill_optstring(); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1420 | fio_options_dup_and_init(l_opts); |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1421 | |
Jens Axboe | 9d9eb2e | 2011-10-03 12:01:42 +0200 | [diff] [blame] | 1422 | atexit(free_shm); |
| 1423 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1424 | if (fill_def_thread()) |
| 1425 | return 1; |
| 1426 | |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 1427 | job_files = parse_cmd_line(argc, argv); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1428 | |
Jens Axboe | cdf54d8 | 2011-10-04 08:31:40 +0200 | [diff] [blame] | 1429 | if (job_files > 0) { |
| 1430 | for (i = 0; i < job_files; i++) { |
| 1431 | if (fill_def_thread()) |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 1432 | return 1; |
Jens Axboe | cdf54d8 | 2011-10-04 08:31:40 +0200 | [diff] [blame] | 1433 | if (nr_clients) { |
| 1434 | if (fio_clients_send_ini(ini_file[i])) |
| 1435 | return 1; |
| 1436 | free(ini_file[i]); |
| 1437 | } else if (!is_backend) { |
| 1438 | if (parse_jobs_ini(ini_file[i], 0, i)) |
| 1439 | return 1; |
| 1440 | free(ini_file[i]); |
| 1441 | } |
Jens Axboe | 132159a | 2011-09-30 15:01:32 -0600 | [diff] [blame] | 1442 | } |
Jens Axboe | 972cfd2 | 2006-06-09 11:08:56 +0200 | [diff] [blame] | 1443 | } |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1444 | |
Jens Axboe | 88c6ed8 | 2006-06-09 11:28:10 +0200 | [diff] [blame] | 1445 | free(ini_file); |
Jens Axboe | d23bb32 | 2007-03-23 15:57:56 +0100 | [diff] [blame] | 1446 | options_mem_free(&def_thread); |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1447 | |
| 1448 | if (!thread_number) { |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1449 | if (dump_cmdline) |
| 1450 | return 0; |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 1451 | if (exec_profile) |
| 1452 | return 0; |
Jens Axboe | a37f69b | 2011-10-01 12:24:21 -0600 | [diff] [blame] | 1453 | if (is_backend || nr_clients) |
Jens Axboe | 5c341e9 | 2011-09-29 18:00:35 -0600 | [diff] [blame] | 1454 | return 0; |
Jens Axboe | cca73aa | 2007-04-04 11:09:19 +0200 | [diff] [blame] | 1455 | |
Jens Axboe | cdf54d8 | 2011-10-04 08:31:40 +0200 | [diff] [blame] | 1456 | if (job_files > 0) { |
| 1457 | log_err("No jobs(s) defined\n\n"); |
| 1458 | usage(argv[0]); |
| 1459 | } |
Jens Axboe | b469282 | 2006-10-27 13:43:22 +0200 | [diff] [blame] | 1460 | return 1; |
| 1461 | } |
| 1462 | |
Jens Axboe | be4ecfd | 2008-12-08 14:10:52 +0100 | [diff] [blame] | 1463 | if (def_thread.o.gtod_offload) { |
| 1464 | fio_gtod_init(); |
| 1465 | fio_gtod_offload = 1; |
| 1466 | fio_gtod_cpu = def_thread.o.gtod_cpu; |
| 1467 | } |
| 1468 | |
Jens Axboe | ca740f4 | 2011-01-25 13:06:16 +0100 | [diff] [blame] | 1469 | log_info("%s\n", fio_version_string); |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1470 | return 0; |
| 1471 | } |