Flash-based block storage system with trimmed space management and method of operation thereof

    公开(公告)号:US10474362B2

    公开(公告)日:2019-11-12

    申请号:US15294678

    申请日:2016-10-14

    Abstract: Approaches, techniques, and mechanisms are disclosed for a method of operation of a Flash-based block storage system including: transferring a first data to a logical block address; storing the first data in a physical block, of a storage array, associated with the logical block address; receiving a trim command for the logical block address; establishing a reserved physical block associated with the logical block address of the trim command; transferring second data for writing to the logical block address of the trim command; releasing the reserved physical block associated with the logical block address; and writing the second data to the logical block address.

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