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. 10, 2021
Filed:
Jan. 31, 2019
Emc Ip Holding Company Llc, Hopkinton, MA (US);
Dustin Hunt Zentz, Northborough, MA (US);
Owen Martin, Hopedale, MA (US);
Adnan Sahin, Needham, MA (US);
EMC IP Holding Company LLC, Hopkinton, MA (US);
Abstract
Moving data among a plurality of non-volatile storage devices of a storage device includes accumulating credits at each of a plurality of periodic intervals for separate portions of the devices, wherein the credits correspond to a wear rating for each of the devices, reducing credits for each of the portions at each of the periodic intervals based on an amount of data written to each of the portions during each of the intervals, on the wear rating for each of the devices, and on a percent life used for the devices, and moving data from a first one of the portions having a relatively low amount of credits to a second one of the portions having a relatively high amount of credits. The devices may be solid state drives. The wear rating may be a drive writes per day rating provided by a manufacture of the solid state drive.