The RAL is a feature in the NetApp WAFL® system that enables FlexCache to have a revocable read/write or read-only cache granted on an inode by the origin to a cache. The RAL is the function FlexCache...The RAL is a feature in the NetApp WAFL® system that enables FlexCache to have a revocable read/write or read-only cache granted on an inode by the origin to a cache. The RAL is the function FlexCache uses to enable loading and manipulation of content from any volume inside or outside of the cluster to the origin. So the deleted inode is not the user level triggered, it is the FlexCache functionality.