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:
Aug. 07, 2023
Filed:
Mar. 17, 2021
Huawei Cloud Computing Technologies Co., Ltd., Guizhou, CN;
Sihai Ye, Shenzhen, CN;
HUAWEI CLOUD COMPUTING TECHNOLOGIES CO., LTD., Guizhou, CN;
Abstract
A cloud system data management method for alleviate a data leakage problem occurring when a user accessed by another user when a virtual data volume of the user is mounted to a virtual machine of another user includes creating a first virtual machine for a user and allocating a virtual data volume to the first virtual machine, setting an identifier of the virtual data volume as an identifier corresponding to a home identifier of the first virtual machine, determining, according to the identifier of the virtual data volume and a home identifier of a second virtual machine, whether the virtual data volume and the second virtual machine belong to a same user when the virtual data volume needs to be mounted to the second virtual machine, forbidding the virtual data volume to be mounted to the second virtual machine when they do not belong to the same user.