The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 02, 2018

Filed:

Jun. 10, 2015
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Inventors:

Wooseok Chang, Seoul, KR;

Kangho Roh, Seoul, KR;

Jongwon Lee, Seoul, KR;

Assignee:

SAMSUNG ELECTRONICS CO., LTD., Suwon-si, Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 13/42 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0253 (2013.01); G06F 12/0246 (2013.01); G06F 13/4282 (2013.01); G06F 2212/7201 (2013.01); G06F 2212/7205 (2013.01); Y02B 60/1228 (2013.01); Y02B 60/1235 (2013.01);
Abstract

A garbage collection method of a data storage system having storage devices is provided. The method includes determining whether a garbage collection is needed in one of the storage devices, transferring a multicast garbage collection command from one of the storage devices to at least one other storage device in a write group through a multicast operation, and performing the garbage collection in one of the storage devices.


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