Storage array controller for flash-based storage devices
AssigneeDaniel L Rosenband
InventorsDaniel L. Rosenband, Michael John Sebastian Smith
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Abstract
The invention is an improved storage array controller that adds a level of indirection between host system and storage array. The storage array controller controls a storage array comprising at least one solid-state storage device. The storage array controller improvements include: garbage collection, sequentialization of writes, combining of writes, aggregation of writes, increased reliability, improved performance, and addition of resources and functions to a computer system with a storage subsystem.
Claims20
A storage array controller operable to be coupled to a host system;
- wherein the storage array controller controls a storage array;
- and wherein the storage array comprises a plurality of solid-state disks.
A storage array controller operable to be coupled to a host system;
- wherein the storage array controller controls a storage array;
- and wherein the storage array comprises a plurality of storage devices.
A method of managing a storage array comprising a storage array controller operable to be coupled to a host system;
- wherein the storage array controller controls the storage array;
- and wherein the storage array comprises a plurality of storage devices.
Dependencies are inferred from the claim text.