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:
Sep. 13, 2022

Filed:

May. 18, 2020
Applicant:

Emc Ip Holding Company Llc, Hopkinton, MA (US);

Inventors:

Jianbin Kang, Beijing, CN;

Jibing Dong, Beijing, CN;

Shaoqin Gong, Beijing, CN;

Jian Gao, Beijing, CN;

Baote Zhuo, Beijing, CN;

Assignee:

EMC IP Holding Company LLC, Hopkinton, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 3/06 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0619 (2013.01); G06F 3/065 (2013.01); G06F 3/0689 (2013.01); G06F 11/2094 (2013.01);
Abstract

Techniques involve: determining a source disk slice from a plurality of disk slices of a plurality of storage arrays providing redundant storage, target data on the source disk slice needing to be removed; determining a destination disk slice for storing the target data needing to be removed from the source disk slice, a destination disk where the destination disk slice is located being different from a source disk where the source disk slice is located; and moving the target data from the source disk slice to the destination disk slice. Accordingly, such techniques can improve efficiency of a storage system.


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