X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.h;h=56d3101d94f1d7cf9e720abaf4a700dba83f309b;hp=6dbc4cd59c31a4cdf8c54e4e9c7d9110deaf32a5;hb=90fef2d162fba55ad684c2c80b3b9739b8d16e72;hpb=01f06b63ba67d3bc7fa11766d9f13d229c4cec5c diff --git a/fio.h b/fio.h index 6dbc4cd5..56d3101d 100644 --- a/fio.h +++ b/fio.h @@ -16,222 +16,33 @@ #include #include "compiler/compiler.h" -#include "list.h" +#include "flist.h" #include "fifo.h" #include "rbtree.h" #include "arch/arch.h" #include "os/os.h" #include "mutex.h" +#include "log.h" +#include "debug.h" +#include "file.h" +#include "io_ddir.h" +#include "ioengine.h" +#include "iolog.h" #ifdef FIO_HAVE_GUASI #include #endif -enum fio_ddir { - DDIR_READ = 0, - DDIR_WRITE, - DDIR_SYNC, - DDIR_INVAL = -1, -}; - -enum td_ddir { - TD_DDIR_READ = 1 << 0, - TD_DDIR_WRITE = 1 << 1, - TD_DDIR_RAND = 1 << 2, - TD_DDIR_RW = TD_DDIR_READ | TD_DDIR_WRITE, - TD_DDIR_RANDREAD = TD_DDIR_READ | TD_DDIR_RAND, - TD_DDIR_RANDWRITE = TD_DDIR_WRITE | TD_DDIR_RAND, - TD_DDIR_RANDRW = TD_DDIR_RW | TD_DDIR_RAND, -}; - -/* - * Use for maintaining statistics - */ -struct io_stat { - unsigned long max_val; - unsigned long min_val; - unsigned long samples; - - double mean; - double S; -}; - -/* - * A single data sample - */ -struct io_sample { - unsigned long time; - unsigned long val; - enum fio_ddir ddir; -}; - -/* - * Dynamically growing data sample log - */ -struct io_log { - unsigned long nr_samples; - unsigned long max_samples; - struct io_sample *log; -}; - -/* - * When logging io actions, this matches a single sent io_u - */ -struct io_piece { - union { - struct rb_node rb_node; - struct list_head list; - }; - union { - int fileno; - struct fio_file *file; - }; - unsigned long long offset; - unsigned long len; - enum fio_ddir ddir; - union { - unsigned long delay; - unsigned int file_action; - }; -}; - -enum { - IO_U_F_FREE = 1 << 0, - IO_U_F_FLIGHT = 1 << 1, -}; - -struct thread_data; - -/* - * The io unit - */ -struct io_u { - union { -#ifdef FIO_HAVE_LIBAIO - struct iocb iocb; +#ifdef FIO_HAVE_SOLARISAIO +#include #endif -#ifdef FIO_HAVE_POSIXAIO - struct aiocb aiocb; -#endif -#ifdef FIO_HAVE_SGIO - struct sg_io_hdr hdr; -#endif -#ifdef FIO_HAVE_GUASI - guasi_req_t greq; -#endif - }; - struct timeval start_time; - struct timeval issue_time; - - /* - * Allocated/set buffer and length - */ - void *buf; - unsigned long buflen; - unsigned long long offset; - unsigned long long endpos; - - /* - * IO engine state, may be different from above when we get - * partial transfers / residual data counts - */ - void *xfer_buf; - unsigned long xfer_buflen; - - unsigned int resid; - unsigned int error; - - enum fio_ddir ddir; - - /* - * io engine private data - */ - union { - unsigned int index; - unsigned int seen; - }; - - unsigned int flags; - - struct fio_file *file; - - struct list_head list; - - /* - * Callback for io completion - */ - int (*end_io)(struct thread_data *, struct io_u *); -}; - -/* - * io_ops->queue() return values - */ -enum { - FIO_Q_COMPLETED = 0, /* completed sync */ - FIO_Q_QUEUED = 1, /* queued, will complete async */ - FIO_Q_BUSY = 2, /* no more room, call ->commit() */ -}; - -#define FIO_HDR_MAGIC 0xf00baaef - -enum { - VERIFY_NONE = 0, /* no verification */ - VERIFY_MD5, /* md5 sum data blocks */ - VERIFY_CRC64, /* crc64 sum data blocks */ - VERIFY_CRC32, /* crc32 sum data blocks */ - VERIFY_CRC16, /* crc16 sum data blocks */ - VERIFY_CRC7, /* crc7 sum data blocks */ - VERIFY_SHA256, /* sha256 sum data blocks */ - VERIFY_SHA512, /* sha512 sum data blocks */ - VERIFY_META, /* block_num, timestamp etc. */ - VERIFY_NULL, /* pretend to verify */ -}; - -/* - * A header structure associated with each checksummed data block. It is - * followed by a checksum specific header that contains the verification - * data. - */ -struct verify_header { - unsigned int fio_magic; - unsigned int len; - unsigned int verify_type; -}; - -struct vhdr_md5 { - uint32_t md5_digest[16]; -}; -struct vhdr_sha512 { - uint8_t sha512[128]; -}; -struct vhdr_sha256 { - uint8_t sha256[128]; -}; -struct vhdr_crc64 { - uint64_t crc64; -}; -struct vhdr_crc32 { - uint32_t crc32; -}; -struct vhdr_crc16 { - uint16_t crc16; -}; -struct vhdr_crc7 { - uint8_t crc7; -}; -struct vhdr_meta { - uint64_t offset; - unsigned char thread; - unsigned short numberio; - unsigned long time_sec; - unsigned long time_usec; -}; struct group_run_stats { unsigned long long max_run[2], min_run[2]; unsigned long long max_bw[2], min_bw[2]; unsigned long long io_kb[2]; unsigned long long agg[2]; + unsigned int kb_base; }; /* @@ -245,79 +56,6 @@ enum fio_memtype { MEM_MMAPHUGE, /* memory mapped huge file */ }; -/* - * The type of object we are working on - */ -enum fio_filetype { - FIO_TYPE_FILE = 1, /* plain file */ - FIO_TYPE_BD, /* block device */ - FIO_TYPE_CHAR, /* character device */ - FIO_TYPE_PIPE, /* pipe */ -}; - -enum fio_ioengine_flags { - FIO_SYNCIO = 1 << 0, /* io engine has synchronous ->queue */ - FIO_RAWIO = 1 << 1, /* some sort of direct/raw io */ - FIO_DISKLESSIO = 1 << 2, /* no disk involved */ - FIO_NOEXTEND = 1 << 3, /* engine can't extend file */ - FIO_NODISKUTIL = 1 << 4, /* diskutil can't handle filename */ - FIO_UNIDIR = 1 << 5, /* engine is uni-directional */ - FIO_NOIO = 1 << 6, /* thread does only pseudo IO */ -}; - -enum fio_file_flags { - FIO_FILE_OPEN = 1 << 0, /* file is open */ - FIO_FILE_CLOSING = 1 << 1, /* file being closed */ - FIO_FILE_EXISTS = 1 << 2, /* file there */ - FIO_FILE_EXTEND = 1 << 3, /* needs extend */ - FIO_FILE_NOSORT = 1 << 4, /* don't sort verify blocks */ - FIO_FILE_DONE = 1 << 5, /* io completed to this file */ - FIO_SIZE_KNOWN = 1 << 6, /* size has been set */ -}; - -/* - * Each thread_data structure has a number of files associated with it, - * this structure holds state information for a single file. - */ -struct fio_file { - enum fio_filetype filetype; - - /* - * A file may not be a file descriptor, let the io engine decide - */ - union { - unsigned long file_data; - int fd; - }; - - /* - * filename and possible memory mapping - */ - char *file_name; - void *mmap; - unsigned int major, minor; - - /* - * size of the file, offset into file, and io size from that offset - */ - unsigned long long real_file_size; - unsigned long long file_offset; - unsigned long long io_size; - - unsigned long long last_pos; - unsigned long long last_completed_pos; - - /* - * block map for random io - */ - unsigned long *file_map; - unsigned int num_maps; - unsigned int last_free_lookup; - - int references; - enum fio_file_flags flags; -}; - /* * How many depth levels to log */ @@ -362,14 +100,27 @@ struct thread_stat { * IO depth and latency stats */ unsigned int io_u_map[FIO_IO_U_MAP_NR]; + unsigned int io_u_submit[FIO_IO_U_MAP_NR]; + unsigned int io_u_complete[FIO_IO_U_MAP_NR]; unsigned int io_u_lat_u[FIO_IO_U_LAT_U_NR]; unsigned int io_u_lat_m[FIO_IO_U_LAT_M_NR]; unsigned long total_io_u[2]; unsigned long short_io_u[2]; + unsigned long total_submit; + unsigned long total_complete; unsigned long long io_bytes[2]; unsigned long runtime[2]; unsigned long total_run_time; + + /* + * IO Error related stats + */ + unsigned continue_on_error; + unsigned long total_err_count; + int first_error; + + unsigned int kb_base; }; struct bssplit { @@ -386,10 +137,12 @@ struct thread_options { char *opendir; char *ioengine; enum td_ddir td_ddir; + unsigned int kb_base; unsigned int ddir_nr; unsigned int iodepth; unsigned int iodepth_low; unsigned int iodepth_batch; + unsigned int iodepth_batch_complete; unsigned long long size; unsigned int fill_device; @@ -398,19 +151,24 @@ struct thread_options { unsigned long long start_offset; unsigned int bs[2]; + unsigned int ba[2]; unsigned int min_bs[2]; unsigned int max_bs[2]; - struct bssplit *bssplit; - unsigned int bssplit_nr; + struct bssplit *bssplit[2]; + unsigned int bssplit_nr[2]; unsigned int nr_files; unsigned int open_files; + enum file_lock_mode file_lock_mode; + unsigned int lockfile_batch; unsigned int odirect; unsigned int invalidate_cache; unsigned int create_serialize; unsigned int create_fsync; + unsigned int create_on_open; unsigned int end_fsync; + unsigned int pre_read; unsigned int sync_io; unsigned int verify; unsigned int do_verify; @@ -420,6 +178,7 @@ struct thread_options { unsigned int verify_pattern; unsigned int verify_pattern_bytes; unsigned int verify_fatal; + unsigned int verify_async; unsigned int use_thread; unsigned int unlink; unsigned int do_disk_util; @@ -428,6 +187,7 @@ struct thread_options { unsigned int write_lat_log; unsigned int write_bw_log; unsigned int norandommap; + unsigned int softrandommap; unsigned int bs_unaligned; unsigned int fsync_on_close; @@ -437,20 +197,25 @@ struct thread_options { unsigned int thinktime_spin; unsigned int thinktime_blocks; unsigned int fsync_blocks; + unsigned int fdatasync_blocks; unsigned int start_delay; unsigned long long timeout; + unsigned long long ramp_time; unsigned int overwrite; unsigned int bw_avg_time; unsigned int loops; unsigned long long zone_size; unsigned long long zone_skip; enum fio_memtype mem_type; + unsigned int mem_align; unsigned int stonewall; unsigned int new_group; unsigned int numjobs; os_cpu_mask_t cpumask; unsigned int cpumask_set; + os_cpu_mask_t verify_cpumask; + unsigned int verify_cpumask_set; unsigned int iolog; unsigned int rwmixcycle; unsigned int rwmix[2]; @@ -459,10 +224,19 @@ struct thread_options { unsigned int group_reporting; unsigned int fadvise_hint; unsigned int zero_buffers; + unsigned int refill_buffers; unsigned int time_based; + unsigned int disable_clat; + unsigned int disable_slat; + unsigned int disable_bw; + unsigned int gtod_reduce; + unsigned int gtod_cpu; + unsigned int gtod_offload; char *read_iolog_file; char *write_iolog_file; + char *bw_log_file; + char *lat_log_file; /* * Pre-run and post-run shell @@ -470,11 +244,11 @@ struct thread_options { char *exec_prerun; char *exec_postrun; - unsigned int rate; - unsigned int ratemin; + unsigned int rate[2]; + unsigned int ratemin[2]; unsigned int ratecycle; - unsigned int rate_iops; - unsigned int rate_iops_min; + unsigned int rate_iops[2]; + unsigned int rate_iops_min[2]; char *ioscheduler; @@ -483,6 +257,11 @@ struct thread_options { */ unsigned int cpuload; unsigned int cpucycle; + + /* + * I/O Error handling + */ + unsigned int continue_on_error; }; #define FIO_VERROR_SIZE 128 @@ -497,7 +276,8 @@ struct thread_data { int thread_number; int groupid; struct thread_stat ts; - struct fio_file *files; + struct fio_file **files; + unsigned int files_size; unsigned int files_index; unsigned int nr_open_files; unsigned int nr_done_files; @@ -525,6 +305,8 @@ struct thread_data { char *sysfs_root; + unsigned long rand_seeds[6]; + os_random_state_t bsrange_state; os_random_state_t verify_state; @@ -540,19 +322,30 @@ struct thread_data { * Current IO depth and list of free and busy io_u's. */ unsigned int cur_depth; - struct list_head io_u_freelist; - struct list_head io_u_busylist; - struct list_head io_u_requeues; unsigned int io_u_queued; + struct flist_head io_u_freelist; + struct flist_head io_u_busylist; + struct flist_head io_u_requeues; + pthread_mutex_t io_u_lock; + pthread_cond_t free_cond; + + /* + * async verify offload + */ + struct flist_head verify_list; + pthread_t *verify_threads; + unsigned int nr_verify_threads; + pthread_cond_t verify_cond; + int verify_thread_exit; /* * Rate state */ - unsigned long rate_usec_cycle; - long rate_pending_usleep; - unsigned long rate_bytes; - unsigned long rate_blocks; - struct timeval lastrate; + unsigned long rate_usec_cycle[2]; + long rate_pending_usleep[2]; + unsigned long rate_bytes[2]; + unsigned long rate_blocks[2]; + struct timeval lastrate[2]; unsigned long long total_io_size; @@ -562,7 +355,7 @@ struct thread_data { unsigned long long io_skip_bytes; unsigned long long this_io_bytes[2]; unsigned long long zone_bytes; - struct fio_sem *mutex; + struct fio_mutex *mutex; /* * State for random io, a bitmap of blocks done vs not done @@ -571,16 +364,17 @@ struct thread_data { struct timeval start; /* start of this loop */ struct timeval epoch; /* time job was started */ - struct timeval rw_end[2]; struct timeval last_issue; - unsigned int rw_end_set[2]; + struct timeval tv_cache; + unsigned int tv_cache_nr; + unsigned int tv_cache_mask; + unsigned int ramp_time_over; /* * read/write mixed workload state */ os_random_state_t rwmix_state; - unsigned long long rwmix_bytes; - struct timeval rwmix_switch; + unsigned long rwmix_issues; enum fio_ddir rwmix_ddir; unsigned int ddir_nr; @@ -589,18 +383,12 @@ struct thread_data { * if we are overwriting. Otherwise just use a fifo. */ struct rb_root io_hist_tree; - struct list_head io_hist_list; + struct flist_head io_hist_list; /* * For IO replaying */ - struct list_head io_log_list; - - /* - * timeout handling - */ - struct timeval timeout_end; - struct itimerval timer; + struct flist_head io_log_list; /* * for fileservice, how often to switch to a new file @@ -613,14 +401,12 @@ struct thread_data { * For generating file sizes */ os_random_state_t file_size_state; -}; -/* - * roundrobin available files, or choose one at random. - */ -enum { - FIO_FSERVICE_RANDOM = 1, - FIO_FSERVICE_RR = 2, + /* + * Error counts + */ + unsigned int total_err_count; + int first_error; }; /* @@ -632,23 +418,19 @@ enum { FIO_ETA_NEVER, }; -/* - * 30 second per-io_u timeout, with 5 second intervals to avoid resetting - * the timer on each queue operation. - */ -#define IO_U_TIMEOUT_INC 5 -#define IO_U_TIMEOUT 30 - #define __td_verror(td, err, msg, func) \ do { \ if ((td)->error) \ break; \ int e = (err); \ (td)->error = e; \ - snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg)); \ + if (!(td)->first_error) \ + snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg)); \ } while (0) +#define td_clear_error(td) \ + (td)->error = 0; #define td_verror(td, err, func) \ __td_verror((td), (err), strerror((err)), (func)) #define td_vmsg(td, err, msg, func) \ @@ -660,34 +442,39 @@ extern int nr_process, nr_thread; extern int shm_id; extern int groupid; extern int terse_output; -extern FILE *f_out; -extern FILE *f_err; extern int temp_stall_ts; extern unsigned long long mlock_size; extern unsigned long page_mask, page_size; extern int read_only; extern int eta_print; +extern unsigned long done_secs; extern char *job_section; +extern int fio_gtod_offload; +extern int fio_gtod_cpu; extern struct thread_data *threads; -#define td_read(td) ((td)->o.td_ddir & TD_DDIR_READ) -#define td_write(td) ((td)->o.td_ddir & TD_DDIR_WRITE) -#define td_rw(td) (((td)->o.td_ddir & TD_DDIR_RW) == TD_DDIR_RW) -#define td_random(td) ((td)->o.td_ddir & TD_DDIR_RAND) - static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u) { assert(!(io_u->ddir == DDIR_WRITE && !td_write(td))); } -#define BLOCKS_PER_MAP (8 * sizeof(long)) -#define TO_MAP_BLOCK(td, f, b) ((b) - ((f)->file_offset / (unsigned long long) (td)->o.rw_min_bs)) -#define RAND_MAP_IDX(td, f, b) (TO_MAP_BLOCK(td, f, b) / BLOCKS_PER_MAP) -#define RAND_MAP_BIT(td, f, b) (TO_MAP_BLOCK(td, f, b) & (BLOCKS_PER_MAP - 1)) +#define BLOCKS_PER_MAP (8 * sizeof(int)) +#define TO_MAP_BLOCK(f, b) (b) +#define RAND_MAP_IDX(f, b) (TO_MAP_BLOCK(f, b) / BLOCKS_PER_MAP) +#define RAND_MAP_BIT(f, b) (TO_MAP_BLOCK(f, b) & (BLOCKS_PER_MAP - 1)) #define MAX_JOBS (1024) +#define td_non_fatal_error(e) ((e) == EIO || (e) == EILSEQ) + +static inline void update_error_count(struct thread_data *td, int err) +{ + td->total_err_count++; + if (td->total_err_count == 1) + td->first_error = err; +} + static inline int should_fsync(struct thread_data *td) { if (td->last_was_sync) @@ -700,73 +487,6 @@ static inline int should_fsync(struct thread_data *td) return 0; } -/* - * Disk utils as read in /sys/block//stat - */ -struct disk_util_stat { - unsigned ios[2]; - unsigned merges[2]; - unsigned long long sectors[2]; - unsigned ticks[2]; - unsigned io_ticks; - unsigned time_in_queue; -}; - -/* - * Per-device disk util management - */ -struct disk_util { - struct list_head list; - - char *name; - char *sysfs_root; - char path[256]; - int major, minor; - - struct disk_util_stat dus; - struct disk_util_stat last_dus; - - unsigned long msec; - struct timeval time; -}; - -#define DISK_UTIL_MSEC (250) - -/* - * Log exports - */ -enum file_log_act { - FIO_LOG_ADD_FILE, - FIO_LOG_OPEN_FILE, - FIO_LOG_CLOSE_FILE, -}; - -extern int __must_check read_iolog_get(struct thread_data *, struct io_u *); -extern void log_io_u(struct thread_data *, struct io_u *); -extern void log_file(struct thread_data *, struct fio_file *, enum file_log_act); -extern int __must_check init_iolog(struct thread_data *td); -extern void log_io_piece(struct thread_data *, struct io_u *); -extern void prune_io_piece_log(struct thread_data *); -extern void write_iolog_close(struct thread_data *); - -/* - * Logging - */ -extern void add_clat_sample(struct thread_data *, enum fio_ddir, unsigned long); -extern void add_slat_sample(struct thread_data *, enum fio_ddir, unsigned long); -extern void add_bw_sample(struct thread_data *, enum fio_ddir, struct timeval *); -extern void show_run_stats(void); -extern void init_disk_util(struct thread_data *); -extern void update_rusage_stat(struct thread_data *); -extern void update_io_ticks(void); -extern void disk_util_timer_arm(void); -extern void setup_log(struct io_log **); -extern void finish_log(struct thread_data *, struct io_log *, const char *); -extern void __finish_log(struct io_log *, const char *); -extern struct io_log *agg_io_log[2]; -extern int write_bw_log; -extern void add_agg_sample(unsigned long, enum fio_ddir); - /* * Time functions */ @@ -776,66 +496,37 @@ extern unsigned long mtime_since(struct timeval *, struct timeval *); extern unsigned long mtime_since_now(struct timeval *); extern unsigned long time_since_now(struct timeval *); extern unsigned long mtime_since_genesis(void); -extern void __usec_sleep(unsigned int); +extern void usec_spin(unsigned int); extern void usec_sleep(struct thread_data *, unsigned long); -extern void rate_throttle(struct thread_data *, unsigned long, unsigned int); extern void fill_start_time(struct timeval *); extern void fio_gettime(struct timeval *, void *); +extern void fio_gtod_init(void); +extern void fio_gtod_update(void); extern void set_genesis_time(void); +extern int ramp_time_over(struct thread_data *); +extern int in_ramp_time(struct thread_data *); /* * Init/option functions */ extern int __must_check parse_options(int, char **); -extern int fio_option_parse(struct thread_data *, const char *); +extern int fio_options_parse(struct thread_data *, char **, int); extern int fio_cmd_option_parse(struct thread_data *, const char *, char *); extern void fio_fill_default_options(struct thread_data *); extern int fio_show_option_help(const char *); extern void fio_options_dup_and_init(struct option *); extern void options_mem_dupe(struct thread_data *); extern void options_mem_free(struct thread_data *); +extern void td_fill_rand_seeds(struct thread_data *); #define FIO_GETOPT_JOB 0x89988998 #define FIO_NR_OPTIONS 128 -/* - * File setup/shutdown - */ -extern void close_files(struct thread_data *); -extern int __must_check setup_files(struct thread_data *); -extern int __must_check open_files(struct thread_data *); -extern int __must_check file_invalidate_cache(struct thread_data *, struct fio_file *); -extern int __must_check generic_open_file(struct thread_data *, struct fio_file *); -extern void generic_close_file(struct thread_data *, struct fio_file *); -extern int add_file(struct thread_data *, const char *); -extern void get_file(struct fio_file *); -extern void put_file(struct thread_data *, struct fio_file *); -extern int add_dir_files(struct thread_data *, const char *); -extern int init_random_map(struct thread_data *); -extern void dup_files(struct thread_data *, struct thread_data *); -extern int get_fileno(struct thread_data *, const char *); -extern void free_release_files(struct thread_data *); - /* * ETA/status stuff */ extern void print_thread_status(void); extern void print_status_init(int); -/* - * disk util stuff - */ -#ifdef FIO_HAVE_DISK_UTIL -extern void show_disk_util(void); -extern void disk_util_timer_arm(void); -extern void init_disk_util(struct thread_data *); -extern void update_io_ticks(void); -#else -#define show_disk_util() -#define disk_util_timer_arm() -#define init_disk_util(td) -#define update_io_ticks() -#endif - /* * Thread life cycle. Once a thread has a runstate beyond TD_INITIALIZED, it * will never back again. It may cycle between running/verififying/fsyncing. @@ -846,19 +537,16 @@ enum { TD_NOT_CREATED = 0, TD_CREATED, TD_INITIALIZED, + TD_RAMP, TD_RUNNING, + TD_PRE_READING, TD_VERIFYING, TD_FSYNCING, TD_EXITED, TD_REAPED, }; -/* - * Verify helpers - */ -extern void populate_verify_io_u(struct thread_data *, struct io_u *); -extern int __must_check get_next_verify(struct thread_data *td, struct io_u *); -extern int __must_check verify_io_u(struct thread_data *, struct io_u *); +extern void td_set_runstate(struct thread_data *, int); /* * Memory helpers @@ -869,32 +557,9 @@ extern int __must_check allocate_io_mem(struct thread_data *); extern void free_io_mem(struct thread_data *); /* - * io unit handling - */ -#define queue_full(td) list_empty(&(td)->io_u_freelist) -extern struct io_u *__get_io_u(struct thread_data *); -extern struct io_u *get_io_u(struct thread_data *); -extern void put_io_u(struct thread_data *, struct io_u *); -extern void requeue_io_u(struct thread_data *, struct io_u **); -extern long __must_check io_u_sync_complete(struct thread_data *, struct io_u *); -extern long __must_check io_u_queued_complete(struct thread_data *, int); -extern void io_u_queued(struct thread_data *, struct io_u *); -extern void io_u_log_error(struct thread_data *, struct io_u *); -extern void io_u_init_timeout(void); -extern void io_u_set_timeout(struct thread_data *); -extern void io_u_mark_depth(struct thread_data *, struct io_u *); - -/* - * io engine entry points + * Reset stats after ramp time completes */ -extern int __must_check td_io_init(struct thread_data *); -extern int __must_check td_io_prep(struct thread_data *, struct io_u *); -extern int __must_check td_io_queue(struct thread_data *, struct io_u *); -extern int __must_check td_io_sync(struct thread_data *, struct fio_file *); -extern int __must_check td_io_getevents(struct thread_data *, unsigned int, unsigned int, struct timespec *); -extern int __must_check td_io_commit(struct thread_data *); -extern int __must_check td_io_open_file(struct thread_data *, struct fio_file *); -extern void td_io_close_file(struct thread_data *, struct fio_file *); +extern void reset_all_stats(struct thread_data *); /* * blktrace support @@ -904,47 +569,6 @@ extern int is_blktrace(const char *); extern int load_blktrace(struct thread_data *, const char *); #endif -/* - * If logging output to a file, stderr should go to both stderr and f_err - */ -#define log_err(args...) do { \ - fprintf(f_err, ##args); \ - if (f_err != stderr) \ - fprintf(stderr, ##args); \ - } while (0) - -#define log_info(args...) fprintf(f_out, ##args) - -FILE *get_f_out(void); -FILE *get_f_err(void); - -struct ioengine_ops { - struct list_head list; - char name[16]; - int version; - int flags; - int (*setup)(struct thread_data *); - int (*init)(struct thread_data *); - int (*prep)(struct thread_data *, struct io_u *); - int (*queue)(struct thread_data *, struct io_u *); - int (*commit)(struct thread_data *); - int (*getevents)(struct thread_data *, unsigned int, unsigned int, struct timespec *); - struct io_u *(*event)(struct thread_data *, int); - int (*cancel)(struct thread_data *, struct io_u *); - void (*cleanup)(struct thread_data *); - int (*open_file)(struct thread_data *, struct fio_file *); - void (*close_file)(struct thread_data *, struct fio_file *); - void *data; - void *dlhandle; -}; - -#define FIO_IOOPS_VERSION 8 - -extern struct ioengine_ops *load_ioengine(struct thread_data *, const char *); -extern void register_ioengine(struct ioengine_ops *); -extern void unregister_ioengine(struct ioengine_ops *); -extern void close_ioengine(struct thread_data *); - /* * Mark unused variables passed to ops functions as unused, to silence gcc */ @@ -955,7 +579,10 @@ extern void close_ioengine(struct thread_data *); #define for_each_td(td, i) \ for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++) #define for_each_file(td, f, i) \ - for ((i) = 0, (f) = &(td)->files[0]; (i) < (td)->o.nr_files; (i)++, (f)++) + if ((td)->files_index) \ + for ((i) = 0, (f) = (td)->files[0]; \ + (i) < (td)->o.nr_files && ((f) = (td)->files[i]) != NULL; \ + (i)++) #define fio_assert(td, cond) do { \ if (!(cond)) { \ @@ -967,56 +594,111 @@ extern void close_ioengine(struct thread_data *); } \ } while (0) -static inline void clear_error(struct thread_data *td) +static inline int fio_fill_issue_time(struct thread_data *td) { - td->error = 0; - td->verror[0] = '\0'; + if (td->o.read_iolog_file || + !td->o.disable_clat || !td->o.disable_slat || !td->o.disable_bw) + return 1; + + return 0; } -enum { - FD_PROCESS = 0, - FD_FILE, - FD_IO, - FD_MEM, - FD_BLKTRACE, - FD_VERIFY, - FD_DEBUG_MAX, -}; +/* + * Cheesy number->string conversion, complete with carry rounding error. + */ +static inline char *num2str(unsigned long num, int maxlen, int base, int pow2) +{ + char postfix[] = { ' ', 'K', 'M', 'G', 'P', 'E' }; + unsigned int thousand; + char *buf; + int i; + + if (pow2) + thousand = 1024; + else + thousand = 1000; + + buf = malloc(128); + + for (i = 0; base > 1; i++) + base /= thousand; + + do { + int len, carry = 0; + + len = sprintf(buf, "%'lu", num); + if (len <= maxlen) { + if (i >= 1) { + buf[len] = postfix[i]; + buf[len + 1] = '\0'; + } + return buf; + } + + if ((num % thousand) >= (thousand / 2)) + carry = 1; + + num /= thousand; + num += carry; + i++; + } while (i <= 5); + + return buf; +} -#ifdef FIO_INC_DEBUG -struct debug_level { - const char *name; - unsigned long shift; -}; -extern struct debug_level debug_levels[]; +static inline int __should_check_rate(struct thread_data *td, + enum fio_ddir ddir) +{ + struct thread_options *o = &td->o; -extern unsigned long fio_debug; + /* + * If some rate setting was given, we need to check it + */ + if (o->rate[ddir] || o->ratemin[ddir] || o->rate_iops[ddir] || + o->rate_iops_min[ddir]) + return 1; -#define dprint(type, str, args...) \ - do { \ - assert(type < FD_DEBUG_MAX); \ - if ((((1 << type)) & fio_debug) == 0) \ - break; \ - log_info("%-8s ", debug_levels[(type)].name); \ - log_info(str, ##args); \ - } while (0) + return 0; +} -static inline void dprint_io_u(struct io_u *io_u, const char *p) +static inline int should_check_rate(struct thread_data *td, + unsigned long *bytes_done) { - struct fio_file *f = io_u->file; + int ret = 0; - dprint(FD_IO, "%s: io_u %p: off=%llu/len=%lu/ddir=%d", p, io_u, - io_u->offset, io_u->buflen, io_u->ddir); - if (fio_debug & (1 << FD_IO)) { - if (f) - log_info("/%s", f->file_name); + if (bytes_done[0]) + ret |= __should_check_rate(td, 0); + if (bytes_done[1]) + ret |= __should_check_rate(td, 1); - log_info("\n"); - } + return ret; +} + +static inline int is_power_of_2(unsigned int val) +{ + return (val != 0 && ((val & (val - 1)) == 0)); +} + +/* + * We currently only need to do locking if we have verifier threads + * accessing our internal structures too + */ +static inline void td_io_u_lock(struct thread_data *td) +{ + if (td->o.verify_async) + pthread_mutex_lock(&td->io_u_lock); +} + +static inline void td_io_u_unlock(struct thread_data *td) +{ + if (td->o.verify_async) + pthread_mutex_unlock(&td->io_u_lock); +} + +static inline void td_io_u_free_notify(struct thread_data *td) +{ + if (td->o.verify_async) + pthread_cond_signal(&td->free_cond); } -#else -#define dprint(type, str, args...) -#define dprint_io_u(io_u, p) -#endif #endif