Methods and apparatus for caching a location index in a data...

Details Methods and apparatus for caching a location index in a data... Methods and apparatus for caching a location index in a data...

2007-01-02

2007-01-02

Kim, Matthew (Department: 2186)

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

C711S202000

Reexamination Certificate

active

10731796

ABSTRACT:
One embodiment is a system for locating content on a storage system, in which the storage system provides a location hint to the host of where the data is physically stored, which the host can resubmit with future access requests. In another embodiment, an index that maps content addresses to physical storage locations is cached on the storage system. In yet another embodiment, intrinsic locations are used to select a storage location for newly written data based on an address of the data. In a further embodiment, units of data that are stored at approximately the same time having location index entries that are proximate in the index.

REFERENCES:
patent: 6807632 (2004-10-01), Carpentier et al.
patent: 2004/0030806 (2004-02-01), Pandya

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