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:
Aug. 22, 2023

Filed:

May. 06, 2021
Applicant:

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

Inventors:

Paul Nehse, Livermore, CA (US);

Michael B. Thiels, San Martin, CA (US);

Devendra V. Kulkarni, Santa Clara, CA (US);

Assignee:

EMC IP HOLDING COMPANY LLC, Hopkinton, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/00 (2006.01); G06F 11/00 (2006.01); G06F 3/06 (2006.01); G06F 11/10 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/065 (2013.01); G06F 3/0619 (2013.01); G06F 3/0647 (2013.01); G06F 3/0689 (2013.01); G06F 11/1084 (2013.01); G06F 11/1088 (2013.01); G06F 11/1092 (2013.01); G06F 11/203 (2013.01);
Abstract

A method of performing a reconstruction of data in a redundant array of independent disks (RAID) system with a protection pool of storage units includes receiving a request to perform a reconstruction of a first set of physical extents stored on a first physical disk of a set of physical disks. Each physical extent of the first set of physical extents is associated with an array of a second set of physical extents. The second set of physical extents is distributed across the set of physical disks. The method further includes allocating a third set of physical extents on one or more physical disks of the set of physical disks other than the first physical disk, and distributing data from each of the first set of physical extents of the first physical disk to a corresponding physical extent of the third set of physical extents.


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