Patent · US Active

Spare selection in a declustered RAID system

US9690660B1 · kind B1 · utility

20Cited by
9References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 3, 2015
Grant dateJun 27, 2017
Priority date
Expiry dateSep 14, 2035

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F16/24578
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Embodiments are directed to techniques for techniques for selecting a proper set of spare sections to use in a given failure scenario. These embodiments use a set of rules to define which spare sections are eligible to serve as spares for reconstruction of the RAID members on a disk that had failed. In addition, the set of rules may include weighted rules to allow optimization in the spare selection process.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.