Secondary level cache for storage area networks

Details Secondary level cache for storage area networks Secondary level cache for storage area networks

2006-01-18

2008-10-14

Ellis, Kevin (Department: 2187)

Electrical computers and digital processing systems: memory

Storage accessing and control

Hierarchical memories

C711S168000, C710S032000

Reexamination Certificate

active

07437511

ABSTRACT:
For use in a storage area network (SAN), a virtualization layer including at least one virtual engine having a respective local cache and a secondary cache layer, wherein the secondary cache layer includes the local caches coupled together, the local caches individually including a first cache layer, and at least one of a data transfer command and data corresponding to the transfer command are multicast to the secondary cache layer through an interconnection bus, the interconnection bus coupling the at least one virtual engine and at least one physical storage device.

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