[PATCH] Add support for specifying read/write mix workloads better

[fio.git] / fio.h

diff --git a/fio.h b/fio.h
index dbce4af347ec34ae85d93b0e2242256c5f957b39..dbf476e94a4dc5099753eb3bf9c7b5acc629f320 100644 (file)
--- a/fio.h
+++ b/fio.h
@@ -38,6 +38,7 @@ struct io_piece {
        struct list_head list;
        unsigned long long offset;
        unsigned int len;
+       int ddir;
 };
 
 /*
@@ -61,6 +62,7 @@ struct io_u {
        char *buf;
        unsigned int buflen;
        unsigned long long offset;
+       unsigned int index;
 
        unsigned int resid;
        unsigned int error;
@@ -90,10 +92,10 @@ struct verify_header {
 };
 
 struct group_run_stats {
-       unsigned long max_run[2], min_run[2];
-       unsigned long max_bw[2], min_bw[2];
-       unsigned long io_mb[2];
-       unsigned long agg[2];
+       unsigned long long max_run[2], min_run[2];
+       unsigned long long max_bw[2], min_bw[2];
+       unsigned long long io_mb[2];
+       unsigned long long agg[2];
 };
 
 struct thread_data {
@@ -114,6 +116,7 @@ struct thread_data {
        volatile int runstate;
        volatile int old_runstate;
        unsigned int ddir;
+       unsigned int iomix;
        unsigned int ioprio;
        unsigned int sequential;
        unsigned int bs;
@@ -131,9 +134,13 @@ struct thread_data {
        unsigned int bw_avg_time;
        unsigned int create_serialize;
        unsigned int create_fsync;
+       unsigned int end_fsync;
        unsigned int loops;
        unsigned long long file_size;
+       unsigned long long real_file_size;
        unsigned long long file_offset;
+       unsigned long long zone_size;
+       unsigned long long zone_skip;
        unsigned int sync_io;
        unsigned int mem_type;
        unsigned int verify;
@@ -142,14 +149,18 @@ struct thread_data {
        unsigned int use_thread;
        unsigned int iodepth;
        os_cpu_mask_t cpumask;
+       unsigned int jobnum;
+       unsigned int iolog;
+       unsigned int rwmixcycle;
+       unsigned int rwmixread;
+
+       char iolog_file[256];
 
        struct drand48_data bsrange_state;
        struct drand48_data verify_state;
 
        int shm_id;
 
-       unsigned long long cur_off;
-
        void *io_data;
        char io_engine_name[16];
        int (*io_prep)(struct thread_data *, struct io_u *);
@@ -176,10 +187,11 @@ struct thread_data {
        unsigned long long io_size;
        unsigned long long total_io_size;
 
-       unsigned long io_blocks[2];
-       unsigned long io_bytes[2];
-       unsigned long this_io_bytes[2];
-       unsigned long last_bytes;
+       unsigned long long io_blocks[2];
+       unsigned long long io_bytes[2];
+       unsigned long long zone_bytes;
+       unsigned long long this_io_bytes[2];
+       unsigned long long last_pos;
        sem_t mutex;
 
        struct drand48_data random_state;
@@ -193,7 +205,7 @@ struct thread_data {
        struct io_stat slat_stat[2];            /* submission latency */
        struct io_stat bw_stat[2];              /* bandwidth stats */
 
-       unsigned long stat_io_bytes[2];
+       unsigned long long stat_io_bytes[2];
        struct timeval stat_sample_time[2];
 
        struct io_log *slat_log;
@@ -212,7 +224,12 @@ struct thread_data {
        unsigned int do_disk_util;
        unsigned int override_sync;
 
+       struct drand48_data rwmix_state;
+       struct timeval rwmix_switch;
+       int rwmix_ddir;
+
        struct list_head io_hist_list;
+       struct list_head io_log_list;
 };
 
 #define td_verror(td, err)                                             \
@@ -226,6 +243,8 @@ extern int parse_jobs_ini(char *);
 extern int parse_options(int, char **);
 extern void finish_log(struct thread_data *, struct io_log *, const char *);
 extern int init_random_state(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 int rate_quit;
 extern int write_lat_log;
@@ -257,6 +276,7 @@ enum {
 enum {
        FIO_TYPE_FILE = 1,
        FIO_TYPE_BD,
+       FIO_TYPE_CHAR,
 };
 
 enum {
@@ -265,10 +285,12 @@ enum {
        FIO_LIBAIO      = 1 << 2,
        FIO_POSIXAIO    = 1 << 3,
        FIO_SGIO        = 1 << 4,
+       FIO_SPLICEIO    = 1 << 5 | FIO_SYNCIO,
 };
 
 #define td_read(td)            ((td)->ddir == DDIR_READ)
 #define td_write(td)           ((td)->ddir == DDIR_WRITE)
+#define td_rw(td)              ((td)->iomix != 0)
 
 #define BLOCKS_PER_MAP         (8 * sizeof(long))
 #define TO_MAP_BLOCK(td, b)    ((b) - ((td)->file_offset / (td)->min_bs))
@@ -309,4 +331,8 @@ struct io_completion_data {
 
 #define DISK_UTIL_MSEC (250)
 
+#ifndef min
+#define min(a, b)      ((a) < (b) ? (a) : (b))
+#endif
+
 #endif