* Dynamically growing data sample log
*/
struct io_log {
+ /*
+ * Entries already logged
+ */
unsigned long nr_samples;
unsigned long max_samples;
struct io_sample *log;
+
+ /*
+ * Windowed average, for logging single entries average over some
+ * period of time.
+ */
+ struct io_stat avg_window[DDIR_RWDIR_CNT];
+ unsigned long avg_msec;
+ unsigned long avg_last;
};
enum {
extern void add_iops_sample(struct thread_data *, enum fio_ddir, struct timeval *);
extern void init_disk_util(struct thread_data *);
extern void update_rusage_stat(struct thread_data *);
-extern void update_io_ticks(void);
-extern void setup_log(struct io_log **);
+extern void setup_log(struct io_log **, unsigned long);
extern void finish_log(struct thread_data *, struct io_log *, const char *);
extern void finish_log_named(struct thread_data *, struct io_log *, const char *, const char *);
extern void __finish_log(struct io_log *, const char *);
-extern struct io_log *agg_io_log[2];
+extern struct io_log *agg_io_log[DDIR_RWDIR_CNT];
extern int write_bw_log;
extern void add_agg_sample(unsigned long, enum fio_ddir, unsigned int);