公开(公告)号：US11989457B2

公开(公告)日：2024-05-21

申请号：US17835759

申请日：2022-06-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Rakesh Balakrishnan

IPC: G06F12/00 ,  G06F3/06

CPC classification number: G06F3/0659 ,  G06F3/0604 ,  G06F3/0619 ,  G06F3/0656 ,  G06F3/067

Abstract: A method for performing a data read-write operation across multiple zoned storage devices includes reading data from at least one zone of a source zoned storage device and sequentially writing the read data to at least one zone of a destination zoned storage device, where the source zoned storage device is different from the destination zoned storage device.

公开(公告)号：US12277322B2

公开(公告)日：2025-04-15

申请号：US18076686

申请日：2022-12-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Suman Prakash Balakrishnan ,  Anantha Sharma ,  Tushar Tukaram Patil ,  Rakesh Balakrishnan

IPC: G06F3/00 ,  G06F3/06 ,  G06F12/00

Abstract: A method of operating a solid state drive (SSD) is provided. The method includes generating, by a controller provided in the SSD, a free block list indicating a plurality of free super blocks, wherein adjacent free super blocks of the plurality of free super blocks correspond to different dies of a plurality of dies provided in the SSD; and allocating, by the controller, a free super block from among the plurality of free super blocks indicated by the free block list for each of a host write operation and a garbage collection write operation, according to a sequence of the plurality of free super blocks indicated by the free block list.