#ifndef FIO_IOLOG_H
#define FIO_IOLOG_H
+#include "lib/ieee754.h"
+
/*
* Use for maintaining statistics
*/
struct io_stat {
- unsigned long max_val;
- unsigned long min_val;
- unsigned long samples;
+ uint64_t max_val;
+ uint64_t min_val;
+ uint64_t samples;
- double mean;
- double S;
+ fio_fp64_t mean;
+ fio_fp64_t S;
};
/*
* 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 {
+ IP_F_ONRB = 1,
+ IP_F_ONLIST = 2,
+ IP_F_TRIMMED = 4,
};
/*
struct rb_node rb_node;
struct flist_head list;
};
+ struct flist_head trim_list;
union {
int fileno;
struct fio_file *file;
};
unsigned long long offset;
unsigned long len;
+ unsigned int flags;
enum fio_ddir ddir;
union {
unsigned long delay;
unsigned int);
extern void add_bw_sample(struct thread_data *, enum fio_ddir, unsigned int,
struct timeval *);
-extern void show_run_stats(void);
+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);
+static inline void init_ipo(struct io_piece *ipo)
+{
+ memset(ipo, 0, sizeof(*ipo));
+ INIT_FLIST_HEAD(&ipo->trim_list);
+}
+
#endif