X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=iolog.h;h=95617fccb6891a92970c60cb0873e06b99d9782f;hp=53bb66cadc28399dce38aba4db14f63390a35296;hb=0c4ce7ce9ce7fa0d644020816feefdf9c3a64a4e;hpb=c7c6cb4cb3114ec4ce3107e15c184e161b50122e

diff --git a/iolog.h b/iolog.h
index 53bb66ca..95617fcc 100644
--- a/iolog.h
+++ b/iolog.h
@@ -29,9 +29,20 @@ struct io_sample {
  * 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[2];
+	unsigned long avg_msec;
+	unsigned long avg_last;
 };
 
 enum {
@@ -97,7 +108,7 @@ 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 *);