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.
Patent No.:
Date of Patent:
Jul. 07, 2020
Filed:
Apr. 17, 2018
Applicant:
Emc Ip Holding Company Llc, Hopkinton, MA (US);
Inventors:
Geng Han, Beijing, CN;
Wayne Weihua Li, Beijing, CN;
Jian Gao, Beijing, CN;
Jamin Kang, Beijing, CN;
Shaoqin Gong, Beijing, CN;
Assignee:
EMC IP Holding Company LLC, Hopkinton, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 12/10 (2016.01); G06F 11/20 (2006.01); G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
G06F 12/10 (2013.01); G06F 11/2094 (2013.01); G06F 12/0246 (2013.01); G06F 2201/82 (2013.01); G06F 2212/1041 (2013.01); G06F 2212/657 (2013.01); G06F 2212/7201 (2013.01);
Abstract
Embodiments of the present disclosure relate to a method, a device and a computer readable medium for managing a storage system. The method can determine a mapping between a logical storage extent and a plurality of storage devices in a storage pool without storing a table of the mapping. Further, the method can record a new mapping after a storage devices fails and restore the original mapping after the failed storage device is replaced.