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Method and System for Optimizing Wear Leveling at RAID Level

IP.com Disclosure Number: IPCOM000204359D
Publication Date: 2011-Feb-21
Document File: 3 page(s) / 24K

Publishing Venue

The IP.com Prior Art Database

Abstract

A method and system for optimizing wear leveling at RAID level is disclosed. A RAID controller determines an Expected Life Remaining (ELR) for each drive on a periodic basis. Thereafter, the RAID controller performs wear leveling by moving stripes from one rank to another.