Frame-level redundancy considers the ownership relationship between hard disks and hard disk frames under the premise of satisfying disk-level redundancy. Each time a Chunk group is formed, a…

Frame-level redundancy considers the ownership relationship between hard disks and hard disk frames under the premise of satisfying disk-level redundancy. Each time a Chunk group is formed, a maximum of one disk CK is selected from each hard disk to form a Chunk group. The number of Chunks in a Chunk group is determined by the number of hard disk frames.