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. 11, 2021
Filed:
Apr. 17, 2018
Emc Ip Holding Company Llc, Hopkinton, MA (US);
Wayne Weihua Li, Beijing, CN;
Jian Gao, Beijing, CN;
Hongpo Gao, Beijing, CN;
Jamin Kang, Beijing, CN;
Xinlei Xu, Beijing, CN;
Tao Xu, Beijing, CN;
EMC IP Holding Company LLC, Hopkinton, MA (US);
Abstract
Embodiments of the present disclosure provide a method of managing a disk pool, the disk pool having a plurality of disks which are divided into a plurality of disk extents, the method comprising: determining the number of input/output (I/O) requests for disk extents in the disk pool within a predetermined period of time; determining respective hotness of the disk extents based on the number of I/O requests; determining hotness of the disks based on the hotness of the disk extents; and determining migration of data in the disk extents based on the hotness of the disk.