Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 1 | #ifndef FIO_H |
| 2 | #define FIO_H |
| 3 | |
| 4 | #include <sched.h> |
| 5 | #include <limits.h> |
| 6 | #include <pthread.h> |
| 7 | #include <sys/time.h> |
| 8 | #include <sys/resource.h> |
Jens Axboe | 3c39a37 | 2006-06-06 20:56:12 +0200 | [diff] [blame] | 9 | #include <errno.h> |
| 10 | #include <stdlib.h> |
| 11 | #include <stdio.h> |
Jens Axboe | 6d6f031 | 2006-06-07 21:39:13 +0200 | [diff] [blame] | 12 | #include <unistd.h> |
Jens Axboe | 34cfcda | 2006-11-03 14:00:45 +0100 | [diff] [blame] | 13 | #include <string.h> |
Jens Axboe | cd14cc1 | 2007-07-30 10:59:33 +0200 | [diff] [blame] | 14 | #include <inttypes.h> |
Jens Axboe | 7101d9c | 2007-09-12 13:12:39 +0200 | [diff] [blame] | 15 | #include <assert.h> |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 16 | |
Jens Axboe | 317b95d | 2007-04-02 21:36:44 +0200 | [diff] [blame] | 17 | #include "compiler/compiler.h" |
Jens Axboe | 8062f52 | 2013-04-10 15:01:42 +0200 | [diff] [blame] | 18 | #include "thread_options.h" |
Jens Axboe | 01743ee | 2008-06-02 12:19:19 +0200 | [diff] [blame] | 19 | #include "flist.h" |
Jens Axboe | e288756 | 2007-05-16 09:25:09 +0200 | [diff] [blame] | 20 | #include "fifo.h" |
Jens Axboe | 317b95d | 2007-04-02 21:36:44 +0200 | [diff] [blame] | 21 | #include "arch/arch.h" |
| 22 | #include "os/os.h" |
Jens Axboe | 07739b5 | 2007-03-08 20:25:46 +0100 | [diff] [blame] | 23 | #include "mutex.h" |
Jens Axboe | a3d741f | 2008-02-27 18:32:33 +0100 | [diff] [blame] | 24 | #include "log.h" |
| 25 | #include "debug.h" |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 26 | #include "file.h" |
| 27 | #include "io_ddir.h" |
Jens Axboe | dcefb58 | 2009-06-03 08:49:39 +0200 | [diff] [blame] | 28 | #include "ioengine.h" |
Jens Axboe | 5995a6a | 2009-06-03 08:53:28 +0200 | [diff] [blame] | 29 | #include "iolog.h" |
Jens Axboe | c5c8bd5 | 2009-11-24 13:01:41 +0100 | [diff] [blame] | 30 | #include "helpers.h" |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 31 | #include "options.h" |
Jens Axboe | 7eb3657 | 2010-03-08 13:58:49 +0100 | [diff] [blame] | 32 | #include "profile.h" |
Jens Axboe | c223da8 | 2010-03-24 13:23:53 +0100 | [diff] [blame] | 33 | #include "time.h" |
Jens Axboe | a734681 | 2012-02-09 15:02:39 +0100 | [diff] [blame] | 34 | #include "gettime.h" |
Cigy Cyriac | bf2e821 | 2010-08-10 19:51:11 -0400 | [diff] [blame] | 35 | #include "lib/getopt.h" |
Jens Axboe | 2615cc4 | 2011-03-28 09:35:09 +0200 | [diff] [blame] | 36 | #include "lib/rand.h" |
Jens Axboe | 7fb6d45 | 2013-04-10 20:48:31 +0200 | [diff] [blame] | 37 | #include "lib/rbtree.h" |
Stephen M. Cameron | dd36672 | 2012-02-24 08:17:30 +0100 | [diff] [blame] | 38 | #include "client.h" |
Jens Axboe | 37db14f | 2011-09-30 17:00:42 -0600 | [diff] [blame] | 39 | #include "server.h" |
Jens Axboe | a64e88d | 2011-10-03 14:20:01 +0200 | [diff] [blame] | 40 | #include "stat.h" |
Dan Ehrenberg | 9e684a4 | 2012-02-20 11:05:14 +0100 | [diff] [blame] | 41 | #include "flow.h" |
Jens Axboe | 2ae0b20 | 2013-05-28 14:16:55 +0200 | [diff] [blame] | 42 | #include "io_u_queue.h" |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 43 | |
Jens Axboe | 4700b23 | 2013-01-24 15:33:33 -0700 | [diff] [blame] | 44 | #ifdef CONFIG_SOLARISAIO |
Jens Axboe | 417f006 | 2008-06-02 11:59:30 +0200 | [diff] [blame] | 45 | #include <sys/asynch.h> |
| 46 | #endif |
| 47 | |
Jens Axboe | 67bf982 | 2013-01-10 11:23:19 +0100 | [diff] [blame] | 48 | #ifdef CONFIG_LIBNUMA |
Yufei Ren | d0b937e | 2012-10-19 23:11:52 -0400 | [diff] [blame] | 49 | #include <linux/mempolicy.h> |
| 50 | #include <numa.h> |
| 51 | |
| 52 | /* |
| 53 | * "local" is pseudo-policy |
| 54 | */ |
| 55 | #define MPOL_LOCAL MPOL_MAX |
| 56 | #endif |
| 57 | |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 58 | /* |
Jens Axboe | 38dad62 | 2010-07-20 14:46:00 -0600 | [diff] [blame] | 59 | * offset generator types |
| 60 | */ |
| 61 | enum { |
| 62 | RW_SEQ_SEQ = 0, |
| 63 | RW_SEQ_IDENT, |
| 64 | }; |
| 65 | |
Jens Axboe | d72be54 | 2012-11-30 19:37:46 +0100 | [diff] [blame] | 66 | enum { |
| 67 | TD_F_VER_BACKLOG = 1, |
| 68 | TD_F_TRIM_BACKLOG = 2, |
| 69 | TD_F_READ_IOLOG = 4, |
| 70 | TD_F_REFILL_BUFFERS = 8, |
| 71 | TD_F_SCRAMBLE_BUFFERS = 16, |
| 72 | TD_F_VER_NONE = 32, |
| 73 | TD_F_PROFILE_OPS = 64, |
| 74 | }; |
| 75 | |
Jens Axboe | d24945f | 2012-12-04 13:10:29 +0100 | [diff] [blame] | 76 | enum { |
| 77 | FIO_RAND_BS_OFF = 0, |
| 78 | FIO_RAND_VER_OFF, |
| 79 | FIO_RAND_MIX_OFF, |
| 80 | FIO_RAND_FILE_OFF, |
| 81 | FIO_RAND_BLOCK_OFF, |
| 82 | FIO_RAND_FILE_SIZE_OFF, |
| 83 | FIO_RAND_TRIM_OFF, |
| 84 | FIO_RAND_BUF_OFF, |
Jens Axboe | d947227 | 2013-07-25 10:20:45 -0600 | [diff] [blame] | 85 | FIO_RAND_SEQ_RAND_READ_OFF, |
| 86 | FIO_RAND_SEQ_RAND_WRITE_OFF, |
| 87 | FIO_RAND_SEQ_RAND_TRIM_OFF, |
Jens Axboe | d24945f | 2012-12-04 13:10:29 +0100 | [diff] [blame] | 88 | FIO_RAND_NR_OFFS, |
| 89 | }; |
| 90 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 91 | /* |
| 92 | * This describes a single thread/process executing a fio job. |
| 93 | */ |
| 94 | struct thread_data { |
| 95 | struct thread_options o; |
Jens Axboe | d72be54 | 2012-11-30 19:37:46 +0100 | [diff] [blame] | 96 | unsigned long flags; |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 97 | void *eo; |
Jens Axboe | e4e3325 | 2007-03-21 13:07:54 +0100 | [diff] [blame] | 98 | char verror[FIO_VERROR_SIZE]; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 99 | pthread_t thread; |
Jens Axboe | 2f122b1 | 2012-03-15 13:10:19 +0100 | [diff] [blame] | 100 | unsigned int thread_number; |
| 101 | unsigned int groupid; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 102 | struct thread_stat ts; |
Jens Axboe | 7b9f733 | 2011-10-03 10:06:44 +0200 | [diff] [blame] | 103 | |
Jens Axboe | 46bcd49 | 2012-03-14 11:31:21 +0100 | [diff] [blame] | 104 | int client_type; |
| 105 | |
Jens Axboe | 7b9f733 | 2011-10-03 10:06:44 +0200 | [diff] [blame] | 106 | struct io_log *slat_log; |
| 107 | struct io_log *clat_log; |
| 108 | struct io_log *lat_log; |
| 109 | struct io_log *bw_log; |
Jens Axboe | c8eeb9d | 2011-10-05 14:02:22 +0200 | [diff] [blame] | 110 | struct io_log *iops_log; |
Jens Axboe | 7b9f733 | 2011-10-03 10:06:44 +0200 | [diff] [blame] | 111 | |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 112 | uint64_t stat_io_bytes[DDIR_RWDIR_CNT]; |
Jens Axboe | c8eeb9d | 2011-10-05 14:02:22 +0200 | [diff] [blame] | 113 | struct timeval bw_sample_time; |
| 114 | |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 115 | uint64_t stat_io_blocks[DDIR_RWDIR_CNT]; |
Jens Axboe | c8eeb9d | 2011-10-05 14:02:22 +0200 | [diff] [blame] | 116 | struct timeval iops_sample_time; |
Jens Axboe | f0505a1 | 2011-10-03 12:12:03 +0200 | [diff] [blame] | 117 | |
Jens Axboe | c97f1ad | 2013-03-28 15:08:49 -0600 | [diff] [blame] | 118 | volatile int update_rusage; |
| 119 | struct fio_mutex *rusage_sem; |
Jens Axboe | c8aaba1 | 2011-10-03 12:14:19 +0200 | [diff] [blame] | 120 | struct rusage ru_start; |
| 121 | struct rusage ru_end; |
| 122 | |
Jens Axboe | 126d65c | 2008-03-01 18:04:31 +0100 | [diff] [blame] | 123 | struct fio_file **files; |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 124 | unsigned char *file_locks; |
Jens Axboe | dd87b2c | 2009-03-04 15:28:31 +0100 | [diff] [blame] | 125 | unsigned int files_size; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 126 | unsigned int files_index; |
| 127 | unsigned int nr_open_files; |
Jens Axboe | 1020a13 | 2007-03-29 11:15:06 +0200 | [diff] [blame] | 128 | unsigned int nr_done_files; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 129 | unsigned int nr_normal_files; |
| 130 | union { |
| 131 | unsigned int next_file; |
| 132 | os_random_state_t next_file_state; |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 133 | struct frand_state __next_file_state; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 134 | }; |
| 135 | int error; |
Jens Axboe | a5e371a | 2012-04-02 09:47:09 -0700 | [diff] [blame] | 136 | int sig; |
Jens Axboe | 20e354e | 2007-07-23 14:36:16 +0200 | [diff] [blame] | 137 | int done; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 138 | pid_t pid; |
| 139 | char *orig_buffer; |
| 140 | size_t orig_buffer_size; |
| 141 | volatile int terminate; |
| 142 | volatile int runstate; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 143 | unsigned int last_was_sync; |
Jens Axboe | 9e14418 | 2010-06-15 14:25:36 +0200 | [diff] [blame] | 144 | enum fio_ddir last_ddir; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 145 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 146 | int mmapfd; |
| 147 | |
Jens Axboe | 843a741 | 2006-06-01 21:14:21 -0700 | [diff] [blame] | 148 | void *iolog_buf; |
| 149 | FILE *iolog_f; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 150 | |
Jens Axboe | da86774 | 2006-06-06 10:39:10 -0700 | [diff] [blame] | 151 | char *sysfs_root; |
Jens Axboe | da86774 | 2006-06-06 10:39:10 -0700 | [diff] [blame] | 152 | |
Jens Axboe | d24945f | 2012-12-04 13:10:29 +0100 | [diff] [blame] | 153 | unsigned long rand_seeds[FIO_RAND_NR_OFFS]; |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 154 | |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 155 | union { |
| 156 | os_random_state_t bsrange_state; |
| 157 | struct frand_state __bsrange_state; |
| 158 | }; |
| 159 | union { |
| 160 | os_random_state_t verify_state; |
| 161 | struct frand_state __verify_state; |
| 162 | }; |
| 163 | union { |
| 164 | os_random_state_t trim_state; |
| 165 | struct frand_state __trim_state; |
| 166 | }; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 167 | |
Jens Axboe | 3545a10 | 2011-08-31 15:20:15 -0600 | [diff] [blame] | 168 | struct frand_state buf_state; |
| 169 | |
Jens Axboe | 9e14418 | 2010-06-15 14:25:36 +0200 | [diff] [blame] | 170 | unsigned int verify_batch; |
Jens Axboe | 0d29de8 | 2010-09-01 13:54:15 +0200 | [diff] [blame] | 171 | unsigned int trim_batch; |
Jens Axboe | 9e14418 | 2010-06-15 14:25:36 +0200 | [diff] [blame] | 172 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 173 | int shm_id; |
| 174 | |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 175 | /* |
| 176 | * IO engine hooks, contains everything needed to submit an io_u |
| 177 | * to any of the available IO engines. |
| 178 | */ |
Jens Axboe | 2866c82 | 2006-10-09 15:57:48 +0200 | [diff] [blame] | 179 | struct ioengine_ops *io_ops; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 180 | |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 181 | /* |
Ryan Marchand | 422f9e4 | 2012-01-31 14:05:32 +0100 | [diff] [blame] | 182 | * Queue depth of io_u's that fio MIGHT do |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 183 | */ |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 184 | unsigned int cur_depth; |
Ryan Marchand | 422f9e4 | 2012-01-31 14:05:32 +0100 | [diff] [blame] | 185 | |
| 186 | /* |
| 187 | * io_u's about to be committed |
| 188 | */ |
Jens Axboe | d800575 | 2008-05-15 09:49:09 +0200 | [diff] [blame] | 189 | unsigned int io_u_queued; |
Ryan Marchand | 422f9e4 | 2012-01-31 14:05:32 +0100 | [diff] [blame] | 190 | |
| 191 | /* |
| 192 | * io_u's submitted but not completed yet |
| 193 | */ |
| 194 | unsigned int io_u_in_flight; |
| 195 | |
| 196 | /* |
| 197 | * List of free and busy io_u's |
| 198 | */ |
Jens Axboe | 2ae0b20 | 2013-05-28 14:16:55 +0200 | [diff] [blame] | 199 | struct io_u_ring io_u_requeues; |
| 200 | struct io_u_queue io_u_freelist; |
| 201 | struct io_u_queue io_u_all; |
Jens Axboe | e8462bd | 2009-07-06 12:59:04 +0200 | [diff] [blame] | 202 | pthread_mutex_t io_u_lock; |
| 203 | pthread_cond_t free_cond; |
| 204 | |
| 205 | /* |
| 206 | * async verify offload |
| 207 | */ |
| 208 | struct flist_head verify_list; |
| 209 | pthread_t *verify_threads; |
| 210 | unsigned int nr_verify_threads; |
| 211 | pthread_cond_t verify_cond; |
| 212 | int verify_thread_exit; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 213 | |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 214 | /* |
| 215 | * Rate state |
| 216 | */ |
Jens Axboe | bdb6d20 | 2013-03-19 07:48:46 -0600 | [diff] [blame] | 217 | uint64_t rate_bps[DDIR_RWDIR_CNT]; |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 218 | long rate_pending_usleep[DDIR_RWDIR_CNT]; |
| 219 | unsigned long rate_bytes[DDIR_RWDIR_CNT]; |
| 220 | unsigned long rate_blocks[DDIR_RWDIR_CNT]; |
| 221 | struct timeval lastrate[DDIR_RWDIR_CNT]; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 222 | |
Jens Axboe | bdb6d20 | 2013-03-19 07:48:46 -0600 | [diff] [blame] | 223 | uint64_t total_io_size; |
| 224 | uint64_t fill_device_size; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 225 | |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 226 | unsigned long io_issues[DDIR_RWDIR_CNT]; |
Jens Axboe | bdb6d20 | 2013-03-19 07:48:46 -0600 | [diff] [blame] | 227 | uint64_t io_blocks[DDIR_RWDIR_CNT]; |
| 228 | uint64_t this_io_blocks[DDIR_RWDIR_CNT]; |
| 229 | uint64_t io_bytes[DDIR_RWDIR_CNT]; |
| 230 | uint64_t io_skip_bytes; |
| 231 | uint64_t this_io_bytes[DDIR_RWDIR_CNT]; |
| 232 | uint64_t zone_bytes; |
Jens Axboe | cdd18ad | 2008-02-27 18:58:00 +0100 | [diff] [blame] | 233 | struct fio_mutex *mutex; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 234 | |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 235 | /* |
| 236 | * State for random io, a bitmap of blocks done vs not done |
| 237 | */ |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 238 | union { |
| 239 | os_random_state_t random_state; |
| 240 | struct frand_state __random_state; |
| 241 | }; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 242 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 243 | struct timeval start; /* start of this loop */ |
| 244 | struct timeval epoch; /* time job was started */ |
Jens Axboe | a61edde | 2007-05-15 14:29:58 +0200 | [diff] [blame] | 245 | struct timeval last_issue; |
Jens Axboe | 993bf48 | 2008-11-14 13:04:53 +0100 | [diff] [blame] | 246 | struct timeval tv_cache; |
| 247 | unsigned int tv_cache_nr; |
| 248 | unsigned int tv_cache_mask; |
Jens Axboe | 721938a | 2008-09-10 09:46:16 +0200 | [diff] [blame] | 249 | unsigned int ramp_time_over; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 250 | |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 251 | /* |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 252 | * read/write mixed workload state |
| 253 | */ |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 254 | union { |
| 255 | os_random_state_t rwmix_state; |
| 256 | struct frand_state __rwmix_state; |
| 257 | }; |
Jens Axboe | e492866 | 2008-04-07 09:19:46 +0200 | [diff] [blame] | 258 | unsigned long rwmix_issues; |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 259 | enum fio_ddir rwmix_ddir; |
Jens Axboe | 5736c10 | 2010-07-20 12:03:25 -0600 | [diff] [blame] | 260 | unsigned int ddir_seq_nr; |
Jens Axboe | a6ccc7b | 2006-06-02 10:14:15 +0200 | [diff] [blame] | 261 | |
Jens Axboe | 4e0ba8a | 2006-06-06 09:36:28 +0200 | [diff] [blame] | 262 | /* |
Jens Axboe | 211c9b8 | 2013-04-26 08:56:17 -0600 | [diff] [blame] | 263 | * rand/seq mixed workload state |
| 264 | */ |
| 265 | union { |
Jens Axboe | d947227 | 2013-07-25 10:20:45 -0600 | [diff] [blame] | 266 | os_random_state_t seq_rand_state[DDIR_RWDIR_CNT]; |
| 267 | struct frand_state __seq_rand_state[DDIR_RWDIR_CNT]; |
Jens Axboe | 211c9b8 | 2013-04-26 08:56:17 -0600 | [diff] [blame] | 268 | }; |
| 269 | |
| 270 | /* |
Jens Axboe | 8de8f04 | 2007-03-27 10:36:12 +0200 | [diff] [blame] | 271 | * IO history logs for verification. We use a tree for sorting, |
| 272 | * if we are overwriting. Otherwise just use a fifo. |
Jens Axboe | e9c047a | 2006-06-07 21:13:04 +0200 | [diff] [blame] | 273 | */ |
Jens Axboe | 4b87898 | 2007-03-26 09:32:22 +0200 | [diff] [blame] | 274 | struct rb_root io_hist_tree; |
Jens Axboe | 01743ee | 2008-06-02 12:19:19 +0200 | [diff] [blame] | 275 | struct flist_head io_hist_list; |
Jens Axboe | 9e14418 | 2010-06-15 14:25:36 +0200 | [diff] [blame] | 276 | unsigned long io_hist_len; |
Jens Axboe | 8de8f04 | 2007-03-27 10:36:12 +0200 | [diff] [blame] | 277 | |
| 278 | /* |
| 279 | * For IO replaying |
| 280 | */ |
Jens Axboe | 01743ee | 2008-06-02 12:19:19 +0200 | [diff] [blame] | 281 | struct flist_head io_log_list; |
Jens Axboe | 433afcb | 2007-02-22 10:39:01 +0100 | [diff] [blame] | 282 | |
| 283 | /* |
Jens Axboe | 0d29de8 | 2010-09-01 13:54:15 +0200 | [diff] [blame] | 284 | * For tracking/handling discards |
| 285 | */ |
| 286 | struct flist_head trim_list; |
| 287 | unsigned long trim_entries; |
| 288 | |
Jens Axboe | 1ae83d4 | 2013-01-12 01:44:15 -0700 | [diff] [blame] | 289 | struct flist_head next_rand_list; |
| 290 | |
Jens Axboe | 0d29de8 | 2010-09-01 13:54:15 +0200 | [diff] [blame] | 291 | /* |
Jens Axboe | 1907dbc | 2007-03-12 11:44:28 +0100 | [diff] [blame] | 292 | * for fileservice, how often to switch to a new file |
| 293 | */ |
| 294 | unsigned int file_service_nr; |
| 295 | unsigned int file_service_left; |
| 296 | struct fio_file *file_service_file; |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 297 | |
Jens Axboe | 44f2969 | 2010-03-09 20:09:44 +0100 | [diff] [blame] | 298 | unsigned int sync_file_range_nr; |
| 299 | |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 300 | /* |
| 301 | * For generating file sizes |
| 302 | */ |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 303 | union { |
| 304 | os_random_state_t file_size_state; |
| 305 | struct frand_state __file_size_state; |
| 306 | }; |
Radha Ramachandran | f2bba18 | 2009-06-15 08:40:16 +0200 | [diff] [blame] | 307 | |
| 308 | /* |
| 309 | * Error counts |
| 310 | */ |
| 311 | unsigned int total_err_count; |
| 312 | int first_error; |
Jens Axboe | 15dc193 | 2010-03-05 10:59:06 +0100 | [diff] [blame] | 313 | |
Dan Ehrenberg | 9e684a4 | 2012-02-20 11:05:14 +0100 | [diff] [blame] | 314 | struct fio_flow *flow; |
| 315 | |
Jens Axboe | 15dc193 | 2010-03-05 10:59:06 +0100 | [diff] [blame] | 316 | /* |
| 317 | * Can be overloaded by profiles |
| 318 | */ |
Jens Axboe | 7eb3657 | 2010-03-08 13:58:49 +0100 | [diff] [blame] | 319 | struct prof_io_ops prof_io_ops; |
Jens Axboe | 58c55ba | 2010-03-09 12:20:08 +0100 | [diff] [blame] | 320 | void *prof_data; |
Jens Axboe | 9a3f110 | 2012-03-28 20:50:15 +0200 | [diff] [blame] | 321 | |
| 322 | void *pinned_mem; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 323 | }; |
| 324 | |
Jens Axboe | 433afcb | 2007-02-22 10:39:01 +0100 | [diff] [blame] | 325 | /* |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 326 | * when should interactive ETA output be generated |
| 327 | */ |
| 328 | enum { |
| 329 | FIO_ETA_AUTO, |
| 330 | FIO_ETA_ALWAYS, |
| 331 | FIO_ETA_NEVER, |
| 332 | }; |
| 333 | |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 334 | #define __td_verror(td, err, msg, func) \ |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 335 | do { \ |
Jens Axboe | 59358c8 | 2013-04-17 10:53:52 -0700 | [diff] [blame] | 336 | int e = (err); \ |
Jens Axboe | 19abcd3 | 2007-02-21 20:14:33 +0100 | [diff] [blame] | 337 | if ((td)->error) \ |
| 338 | break; \ |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 339 | (td)->error = e; \ |
Radha Ramachandran | f2bba18 | 2009-06-15 08:40:16 +0200 | [diff] [blame] | 340 | if (!(td)->first_error) \ |
Ken Raeburn | 98ffb8f | 2013-01-30 22:31:09 +0100 | [diff] [blame] | 341 | snprintf(td->verror, sizeof(td->verror), "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg)); \ |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 342 | } while (0) |
| 343 | |
Jens Axboe | b990b5c | 2006-09-14 09:48:22 +0200 | [diff] [blame] | 344 | |
Radha Ramachandran | f2bba18 | 2009-06-15 08:40:16 +0200 | [diff] [blame] | 345 | #define td_clear_error(td) \ |
| 346 | (td)->error = 0; |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 347 | #define td_verror(td, err, func) \ |
| 348 | __td_verror((td), (err), strerror((err)), (func)) |
| 349 | #define td_vmsg(td, err, msg, func) \ |
| 350 | __td_verror((td), (err), (msg), (func)) |
Jens Axboe | b990b5c | 2006-09-14 09:48:22 +0200 | [diff] [blame] | 351 | |
Jens Axboe | 81179ee | 2011-10-04 12:42:06 +0200 | [diff] [blame] | 352 | #define __fio_stringify_1(x) #x |
| 353 | #define __fio_stringify(x) __fio_stringify_1(x) |
| 354 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 355 | extern int exitall_on_terminate; |
Jens Axboe | 11e950b | 2011-10-16 21:34:14 +0200 | [diff] [blame] | 356 | extern unsigned int thread_number; |
Jens Axboe | 108fea7 | 2012-11-14 13:09:45 -0700 | [diff] [blame] | 357 | extern unsigned int stat_number; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 358 | extern int shm_id; |
| 359 | extern int groupid; |
Jens Axboe | f3afa57 | 2012-09-17 13:34:16 +0200 | [diff] [blame] | 360 | extern int output_format; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 361 | extern int temp_stall_ts; |
Bruce Cran | 7078106 | 2012-04-03 18:00:00 -0600 | [diff] [blame] | 362 | extern uintptr_t page_mask, page_size; |
Jens Axboe | 4241ea8 | 2007-09-12 08:18:36 +0200 | [diff] [blame] | 363 | extern int read_only; |
Aaron Carroll | e592a06 | 2007-09-14 09:49:41 +0200 | [diff] [blame] | 364 | extern int eta_print; |
Jens Axboe | e382e66 | 2013-02-22 20:48:56 +0100 | [diff] [blame] | 365 | extern int eta_new_line; |
Jens Axboe | d3eeeab | 2008-04-06 12:19:05 +0200 | [diff] [blame] | 366 | extern unsigned long done_secs; |
Jens Axboe | 01f06b6 | 2008-02-18 20:53:47 +0100 | [diff] [blame] | 367 | extern char *job_section; |
Jens Axboe | be4ecfd | 2008-12-08 14:10:52 +0100 | [diff] [blame] | 368 | extern int fio_gtod_offload; |
| 369 | extern int fio_gtod_cpu; |
Jens Axboe | c223da8 | 2010-03-24 13:23:53 +0100 | [diff] [blame] | 370 | extern enum fio_cs fio_clock_source; |
Jens Axboe | fa80fea | 2012-12-09 20:29:00 +0100 | [diff] [blame] | 371 | extern int fio_clock_source_set; |
Jens Axboe | a9523c6 | 2011-01-17 16:49:54 -0700 | [diff] [blame] | 372 | extern int warnings_fatal; |
Jens Axboe | f57a9c5 | 2011-09-09 21:01:37 +0200 | [diff] [blame] | 373 | extern int terse_version; |
Jens Axboe | 5c341e9 | 2011-09-29 18:00:35 -0600 | [diff] [blame] | 374 | extern int is_backend; |
Jens Axboe | a37f69b | 2011-10-01 12:24:21 -0600 | [diff] [blame] | 375 | extern int nr_clients; |
Jens Axboe | e46d809 | 2011-10-03 09:11:02 +0200 | [diff] [blame] | 376 | extern int log_syslog; |
Jens Axboe | 0646490 | 2013-04-24 20:38:54 -0600 | [diff] [blame] | 377 | extern int status_interval; |
Jens Axboe | 5e726d0 | 2011-10-14 08:08:10 +0200 | [diff] [blame] | 378 | extern const char fio_version_string[]; |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 379 | |
| 380 | extern struct thread_data *threads; |
| 381 | |
Jens Axboe | 7101d9c | 2007-09-12 13:12:39 +0200 | [diff] [blame] | 382 | static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u) |
| 383 | { |
| 384 | assert(!(io_u->ddir == DDIR_WRITE && !td_write(td))); |
| 385 | } |
| 386 | |
Jens Axboe | fca7035 | 2011-07-06 20:12:54 +0200 | [diff] [blame] | 387 | #define REAL_MAX_JOBS 2048 |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 388 | |
Jens Axboe | 87dc1ab | 2006-10-24 14:41:26 +0200 | [diff] [blame] | 389 | static inline int should_fsync(struct thread_data *td) |
| 390 | { |
| 391 | if (td->last_was_sync) |
| 392 | return 0; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 393 | if (td_write(td) || td_rw(td) || td->o.override_sync) |
Jens Axboe | 87dc1ab | 2006-10-24 14:41:26 +0200 | [diff] [blame] | 394 | return 1; |
| 395 | |
| 396 | return 0; |
| 397 | } |
| 398 | |
Jens Axboe | 1c9e06e | 2007-02-11 04:07:57 +0100 | [diff] [blame] | 399 | /* |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 400 | * Init/option functions |
Jens Axboe | 8914a9d | 2006-06-07 11:14:56 +0200 | [diff] [blame] | 401 | */ |
Jens Axboe | 0420ba6 | 2012-02-29 11:16:52 +0100 | [diff] [blame] | 402 | extern int __must_check fio_init_options(void); |
Jens Axboe | 72cb971 | 2007-02-20 20:54:45 +0100 | [diff] [blame] | 403 | extern int __must_check parse_options(int, char **); |
Jens Axboe | 46bcd49 | 2012-03-14 11:31:21 +0100 | [diff] [blame] | 404 | extern int parse_jobs_ini(char *, int, int, int); |
| 405 | extern int parse_cmd_line(int, char **, int); |
Jens Axboe | 2e1df07 | 2012-02-09 11:15:02 +0100 | [diff] [blame] | 406 | extern int fio_backend(void); |
Jens Axboe | 50d1697 | 2011-09-29 17:45:28 -0600 | [diff] [blame] | 407 | extern void reset_fio_state(void); |
Jens Axboe | 2e1df07 | 2012-02-09 11:15:02 +0100 | [diff] [blame] | 408 | extern void clear_io_state(struct thread_data *); |
Jens Axboe | 3b8b713 | 2008-06-10 19:46:23 +0200 | [diff] [blame] | 409 | extern int fio_options_parse(struct thread_data *, char **, int); |
Jens Axboe | 74929ac | 2009-08-05 11:42:37 +0200 | [diff] [blame] | 410 | extern void fio_keywords_init(void); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 411 | extern int fio_cmd_option_parse(struct thread_data *, const char *, char *); |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 412 | extern int fio_cmd_ioengine_option_parse(struct thread_data *, const char *, char *); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 413 | extern void fio_fill_default_options(struct thread_data *); |
| 414 | extern int fio_show_option_help(const char *); |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 415 | extern void fio_options_set_ioengine_opts(struct option *long_options, struct thread_data *td); |
Jens Axboe | 214e1ec | 2007-03-15 10:48:13 +0100 | [diff] [blame] | 416 | extern void fio_options_dup_and_init(struct option *); |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 417 | extern void fio_options_mem_dupe(struct thread_data *); |
| 418 | extern void options_mem_dupe(void *data, struct fio_option *options); |
Jens Axboe | 5bfc35d | 2009-04-07 13:28:12 +0200 | [diff] [blame] | 419 | extern void td_fill_rand_seeds(struct thread_data *); |
Jens Axboe | 46bcd49 | 2012-03-14 11:31:21 +0100 | [diff] [blame] | 420 | extern void add_job_opts(const char **, int); |
Steven Noonan | 73798eb | 2013-04-05 16:57:38 -0700 | [diff] [blame] | 421 | extern char *num2str(unsigned long, int, int, int, int); |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 422 | extern int ioengine_load(struct thread_data *); |
Jens Axboe | f9633d7 | 2013-09-06 09:59:56 -0600 | [diff] [blame] | 423 | extern int parse_dryrun(void); |
Jens Axboe | 1ec3d69 | 2010-09-16 09:35:34 +0200 | [diff] [blame] | 424 | |
Jens Axboe | a569b45 | 2013-04-11 11:51:35 +0200 | [diff] [blame] | 425 | extern uintptr_t page_mask; |
| 426 | extern uintptr_t page_size; |
| 427 | extern int initialize_fio(char *envp[]); |
| 428 | |
Steven Lang | de890a1 | 2011-11-09 14:03:34 +0100 | [diff] [blame] | 429 | #define FIO_GETOPT_JOB 0x89000000 |
| 430 | #define FIO_GETOPT_IOENGINE 0x98000000 |
Jens Axboe | 07b3232 | 2010-03-05 09:48:44 +0100 | [diff] [blame] | 431 | #define FIO_NR_OPTIONS (FIO_MAX_OPTS + 128) |
Jens Axboe | 8914a9d | 2006-06-07 11:14:56 +0200 | [diff] [blame] | 432 | |
Jens Axboe | bbfd6b0 | 2006-06-07 19:42:54 +0200 | [diff] [blame] | 433 | /* |
Jens Axboe | 263e529 | 2006-10-18 15:37:01 +0200 | [diff] [blame] | 434 | * ETA/status stuff |
| 435 | */ |
| 436 | extern void print_thread_status(void); |
| 437 | extern void print_status_init(int); |
Jens Axboe | 0a428b2 | 2013-04-11 12:26:55 +0200 | [diff] [blame] | 438 | extern char *fio_uint_to_kmg(unsigned int val); |
Jens Axboe | 263e529 | 2006-10-18 15:37:01 +0200 | [diff] [blame] | 439 | |
| 440 | /* |
| 441 | * Thread life cycle. Once a thread has a runstate beyond TD_INITIALIZED, it |
| 442 | * will never back again. It may cycle between running/verififying/fsyncing. |
| 443 | * Once the thread reaches TD_EXITED, it is just waiting for the core to |
| 444 | * reap it. |
| 445 | */ |
| 446 | enum { |
| 447 | TD_NOT_CREATED = 0, |
| 448 | TD_CREATED, |
| 449 | TD_INITIALIZED, |
Jens Axboe | b29ee5b | 2008-09-11 10:17:26 +0200 | [diff] [blame] | 450 | TD_RAMP, |
Jens Axboe | 36d80bc | 2012-11-30 21:46:06 +0100 | [diff] [blame] | 451 | TD_SETTING_UP, |
Jens Axboe | 263e529 | 2006-10-18 15:37:01 +0200 | [diff] [blame] | 452 | TD_RUNNING, |
Jens Axboe | b0f6586 | 2009-05-20 11:52:15 +0200 | [diff] [blame] | 453 | TD_PRE_READING, |
Jens Axboe | 263e529 | 2006-10-18 15:37:01 +0200 | [diff] [blame] | 454 | TD_VERIFYING, |
| 455 | TD_FSYNCING, |
| 456 | TD_EXITED, |
| 457 | TD_REAPED, |
| 458 | }; |
| 459 | |
Jens Axboe | b29ee5b | 2008-09-11 10:17:26 +0200 | [diff] [blame] | 460 | extern void td_set_runstate(struct thread_data *, int); |
Jens Axboe | cc0df00 | 2011-10-03 20:53:32 +0200 | [diff] [blame] | 461 | #define TERMINATE_ALL (-1) |
| 462 | extern void fio_terminate_threads(int); |
Jens Axboe | b29ee5b | 2008-09-11 10:17:26 +0200 | [diff] [blame] | 463 | |
Jens Axboe | 263e529 | 2006-10-18 15:37:01 +0200 | [diff] [blame] | 464 | /* |
Jens Axboe | 2f9ade3 | 2006-10-20 11:25:52 +0200 | [diff] [blame] | 465 | * Memory helpers |
| 466 | */ |
Jens Axboe | 9a3f110 | 2012-03-28 20:50:15 +0200 | [diff] [blame] | 467 | extern int __must_check fio_pin_memory(struct thread_data *); |
| 468 | extern void fio_unpin_memory(struct thread_data *); |
Jens Axboe | b2fdda4 | 2007-02-20 20:52:51 +0100 | [diff] [blame] | 469 | extern int __must_check allocate_io_mem(struct thread_data *); |
Jens Axboe | 2f9ade3 | 2006-10-20 11:25:52 +0200 | [diff] [blame] | 470 | extern void free_io_mem(struct thread_data *); |
Jens Axboe | 2bb3f0a | 2012-03-28 12:22:40 +0200 | [diff] [blame] | 471 | extern void free_threads_shm(void); |
Jens Axboe | 2f9ade3 | 2006-10-20 11:25:52 +0200 | [diff] [blame] | 472 | |
| 473 | /* |
Jens Axboe | b29ee5b | 2008-09-11 10:17:26 +0200 | [diff] [blame] | 474 | * Reset stats after ramp time completes |
| 475 | */ |
| 476 | extern void reset_all_stats(struct thread_data *); |
| 477 | |
| 478 | /* |
Jens Axboe | fb7b71a | 2007-05-15 08:44:04 +0200 | [diff] [blame] | 479 | * blktrace support |
| 480 | */ |
Jens Axboe | 5e62c22 | 2007-05-22 13:27:30 +0200 | [diff] [blame] | 481 | #ifdef FIO_HAVE_BLKTRACE |
Jens Axboe | d95b34a | 2013-11-21 09:55:49 -0700 | [diff] [blame] | 482 | extern int is_blktrace(const char *, int *); |
| 483 | extern int load_blktrace(struct thread_data *, const char *, int); |
Jens Axboe | 5e62c22 | 2007-05-22 13:27:30 +0200 | [diff] [blame] | 484 | #endif |
Jens Axboe | fb7b71a | 2007-05-15 08:44:04 +0200 | [diff] [blame] | 485 | |
Jens Axboe | 34572e2 | 2006-10-20 09:33:18 +0200 | [diff] [blame] | 486 | #define for_each_td(td, i) \ |
| 487 | for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 488 | #define for_each_file(td, f, i) \ |
Jens Axboe | 691c8fb | 2008-03-07 14:26:26 +0100 | [diff] [blame] | 489 | if ((td)->files_index) \ |
| 490 | for ((i) = 0, (f) = (td)->files[0]; \ |
| 491 | (i) < (td)->o.nr_files && ((f) = (td)->files[i]) != NULL; \ |
| 492 | (i)++) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 493 | |
Jens Axboe | 0032bf9 | 2007-02-13 17:39:56 +0100 | [diff] [blame] | 494 | #define fio_assert(td, cond) do { \ |
| 495 | if (!(cond)) { \ |
Jens Axboe | 340fd24 | 2007-02-13 20:09:10 +0100 | [diff] [blame] | 496 | int *__foo = NULL; \ |
Jens Axboe | 0032bf9 | 2007-02-13 17:39:56 +0100 | [diff] [blame] | 497 | fprintf(stderr, "file:%s:%d, assert %s failed\n", __FILE__, __LINE__, #cond); \ |
Jens Axboe | ac18ea3 | 2011-05-02 13:14:26 -0600 | [diff] [blame] | 498 | td_set_runstate((td), TD_EXITED); \ |
Jens Axboe | 437c9b7 | 2007-02-13 18:20:37 +0100 | [diff] [blame] | 499 | (td)->error = EFAULT; \ |
Jens Axboe | 340fd24 | 2007-02-13 20:09:10 +0100 | [diff] [blame] | 500 | *__foo = 0; \ |
Jens Axboe | 0032bf9 | 2007-02-13 17:39:56 +0100 | [diff] [blame] | 501 | } \ |
| 502 | } while (0) |
| 503 | |
Jens Axboe | 12d9d84 | 2008-10-16 21:26:10 +0200 | [diff] [blame] | 504 | static inline int fio_fill_issue_time(struct thread_data *td) |
| 505 | { |
| 506 | if (td->o.read_iolog_file || |
| 507 | !td->o.disable_clat || !td->o.disable_slat || !td->o.disable_bw) |
| 508 | return 1; |
| 509 | |
| 510 | return 0; |
| 511 | } |
| 512 | |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 513 | static inline int __should_check_rate(struct thread_data *td, |
| 514 | enum fio_ddir ddir) |
| 515 | { |
| 516 | struct thread_options *o = &td->o; |
| 517 | |
| 518 | /* |
| 519 | * If some rate setting was given, we need to check it |
| 520 | */ |
| 521 | if (o->rate[ddir] || o->ratemin[ddir] || o->rate_iops[ddir] || |
| 522 | o->rate_iops_min[ddir]) |
| 523 | return 1; |
| 524 | |
| 525 | return 0; |
| 526 | } |
| 527 | |
| 528 | static inline int should_check_rate(struct thread_data *td, |
Jens Axboe | aa83321 | 2013-01-23 13:35:14 -0700 | [diff] [blame] | 529 | uint64_t *bytes_done) |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 530 | { |
| 531 | int ret = 0; |
| 532 | |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 533 | if (bytes_done[DDIR_READ]) |
| 534 | ret |= __should_check_rate(td, DDIR_READ); |
| 535 | if (bytes_done[DDIR_WRITE]) |
| 536 | ret |= __should_check_rate(td, DDIR_WRITE); |
| 537 | if (bytes_done[DDIR_TRIM]) |
| 538 | ret |= __should_check_rate(td, DDIR_TRIM); |
Jens Axboe | 581e714 | 2009-06-09 12:47:16 +0200 | [diff] [blame] | 539 | |
| 540 | return ret; |
| 541 | } |
| 542 | |
Jens Axboe | 74f4b02 | 2013-03-22 22:56:55 -0600 | [diff] [blame] | 543 | static inline unsigned int td_max_bs(struct thread_data *td) |
| 544 | { |
| 545 | unsigned int max_bs; |
| 546 | |
| 547 | max_bs = max(td->o.max_bs[DDIR_READ], td->o.max_bs[DDIR_WRITE]); |
| 548 | return max(td->o.max_bs[DDIR_TRIM], max_bs); |
| 549 | } |
| 550 | |
Jens Axboe | 8d916c9 | 2013-04-25 10:11:41 -0600 | [diff] [blame] | 551 | static inline unsigned int td_min_bs(struct thread_data *td) |
| 552 | { |
| 553 | unsigned int min_bs; |
| 554 | |
| 555 | min_bs = min(td->o.min_bs[DDIR_READ], td->o.min_bs[DDIR_WRITE]); |
| 556 | return min(td->o.min_bs[DDIR_TRIM], min_bs); |
| 557 | } |
| 558 | |
Jens Axboe | d529ee1 | 2009-07-01 10:33:03 +0200 | [diff] [blame] | 559 | static inline int is_power_of_2(unsigned int val) |
| 560 | { |
| 561 | return (val != 0 && ((val & (val - 1)) == 0)); |
| 562 | } |
| 563 | |
Jens Axboe | e8462bd | 2009-07-06 12:59:04 +0200 | [diff] [blame] | 564 | /* |
| 565 | * We currently only need to do locking if we have verifier threads |
| 566 | * accessing our internal structures too |
| 567 | */ |
| 568 | static inline void td_io_u_lock(struct thread_data *td) |
| 569 | { |
| 570 | if (td->o.verify_async) |
| 571 | pthread_mutex_lock(&td->io_u_lock); |
| 572 | } |
| 573 | |
| 574 | static inline void td_io_u_unlock(struct thread_data *td) |
| 575 | { |
| 576 | if (td->o.verify_async) |
| 577 | pthread_mutex_unlock(&td->io_u_lock); |
| 578 | } |
| 579 | |
| 580 | static inline void td_io_u_free_notify(struct thread_data *td) |
| 581 | { |
| 582 | if (td->o.verify_async) |
| 583 | pthread_cond_signal(&td->free_cond); |
| 584 | } |
| 585 | |
Jens Axboe | cca8464 | 2011-10-07 12:47:57 +0200 | [diff] [blame] | 586 | extern const char *fio_get_arch_string(int); |
| 587 | extern const char *fio_get_os_string(int); |
| 588 | |
Jens Axboe | 0577543 | 2012-03-21 14:07:11 +0100 | [diff] [blame] | 589 | #define ARRAY_SIZE(x) (sizeof((x)) / (sizeof((x)[0]))) |
| 590 | |
Jens Axboe | f3afa57 | 2012-09-17 13:34:16 +0200 | [diff] [blame] | 591 | enum { |
| 592 | FIO_OUTPUT_TERSE = 0, |
| 593 | FIO_OUTPUT_JSON, |
| 594 | FIO_OUTPUT_NORMAL, |
| 595 | }; |
| 596 | |
Jens Axboe | e25839d | 2012-11-06 10:49:42 +0100 | [diff] [blame] | 597 | enum { |
| 598 | FIO_RAND_DIST_RANDOM = 0, |
| 599 | FIO_RAND_DIST_ZIPF, |
Jens Axboe | 925fee3 | 2012-11-06 13:50:32 +0100 | [diff] [blame] | 600 | FIO_RAND_DIST_PARETO, |
Jens Axboe | e25839d | 2012-11-06 10:49:42 +0100 | [diff] [blame] | 601 | }; |
| 602 | |
Jens Axboe | 8055e41 | 2012-11-26 08:43:47 +0100 | [diff] [blame] | 603 | enum { |
| 604 | FIO_RAND_GEN_TAUSWORTHE = 0, |
| 605 | FIO_RAND_GEN_LFSR, |
| 606 | }; |
| 607 | |
Jens Axboe | ebac465 | 2005-12-08 15:25:21 +0100 | [diff] [blame] | 608 | #endif |