[PATCH] IO completion time histograms
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/fio.h b/fio.h
index 5fad446..8415dae 100644
--- a/fio.h
+++ b/fio.h
@@ -220,6 +220,7 @@
* How many depth levels to log
*/
#define FIO_IO_U_MAP_NR 8
+#define FIO_IO_U_LAT_NR 12
/*
* This describes a single thread/process executing a fio job.
@@ -320,6 +321,7 @@
*/
unsigned int cur_depth;
unsigned int io_u_map[FIO_IO_U_MAP_NR];
+ unsigned int io_u_lat[FIO_IO_U_LAT_NR];
unsigned long total_io_u;
struct list_head io_u_freelist;
struct list_head io_u_busylist;