Patent ID: 9430152
Filing Date: 2016-08-30
CPC Classification: G06F

Claim Text:
1. A method of operating a storage front-end system, comprising: identifying a deduplication group of data storage devices across two or more enclosures, wherein each of the enclosures comprises a plurality of data storage devices, wherein data across the data storage devices is accessible by the storage front-end system as an aggregate memory space; queuing a deduplication task; determining that the deduplication group should be activated based, at least in part, on a cyclical schedule; in response to determining that the deduplication group should be activated, transmitting a request to the enclosures to synchronously activate the data storage devices; receiving an indication from each of the enclosures indicating that the data storage devices have been activated; and in response to receiving the indications from each of the enclosures, dequeuing the deduplication task; and