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:
May. 04, 2021
Filed:
Sep. 20, 2017
Emc Ip Holding Company Llc, Hopkinton, MA (US);
Junping Zhao, Beijing, CN;
Sen Zhang, Beijing, CN;
EMC IP Holding Company LLC, Hopkinton, MA (US);
Abstract
Embodiments of the present disclosure relate to a method and device for migrating data. The method comprises identifying cold data in a primary storage system. The method further comprises, in response to determining that the cold data is in a non-compression state, obtaining the cold data from the primary storage system via a first interface, the first interface being configured for a user to access the primary storage system. The method further comprises obtaining, in response to determining the cold data is in a compression state, the cold data in the compression state from the primary storage system via a second interface that is different from the first interface. The method further comprises migrating the obtained cold data from the primary storage system to a secondary storage system.