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:
Feb. 15, 2022
Filed:
Mar. 01, 2019
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Assignee:
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/14 (2019.01); G06F 11/14 (2006.01); G06F 16/23 (2019.01); G06F 12/02 (2006.01); G06F 16/953 (2019.01); G06F 16/2453 (2019.01); G06F 12/1009 (2016.01);
U.S. Cl.
CPC ...
G06F 11/1451 (2013.01); G06F 11/14 (2013.01); G06F 12/023 (2013.01); G06F 16/23 (2019.01); G06F 16/24542 (2019.01); G06F 16/953 (2019.01); G06F 12/1009 (2013.01); G06F 2201/80 (2013.01); G06F 2201/84 (2013.01);
Abstract
A system for creating a snapshot of a subset of a database stored as a plurality of segments in an address space, where the system includes a processor configured to determine from the segments, one or more source segments of the snapshot, and allocate, using a virtual memory creation unit for the snapshot, one or more snapshot segments within the address space, where the one or more snapshot segments are mapped to same physical memory addresses as the one or more source segments, and where the one or more source segments and/or the one or more snapshot segments are set to copy-on-write.