+#include <stdint.h>
+#include <limits.h>
+
+#include "helper_thread.h"
+#include "fio_sem.h"
+#include "flist.h"
+#include "lib/ieee754.h"
+
+/**
+ * @ios: Number of I/O operations that have been completed successfully.
+ * @merges: Number of I/O operations that have been merged.
+ * @sectors: I/O size in 512-byte units.
+ * @ticks: Time spent on I/O in milliseconds.
+ * @io_ticks: CPU time spent on I/O in milliseconds.
+ * @time_in_queue: Weighted time spent doing I/O in milliseconds.
+ *
+ * For the array members, index 0 refers to reads and index 1 refers to writes.
+ */