Patent · US Expired

Log for selective management of specific address in a shadow storage system

US5546536A · kind A · utility

130Cited by
36References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 23, 1995
Grant dateAug 13, 1996
Priority date
Expiry dateMar 23, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F11/2071
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A log for managing data in a shadow set of storage media includes a system for maintaining a log of address information associated with at least one write command received from one of a plurality of data processing devices. The system for maintaining a log of address information includes a device for receiving a write command from a data processing device, a device which writes data associated with the write command in a section of one of the storage media, and a device which writes address information in a log indicative of the location of that section. A device is provided which then implements a management operation on data stored on one of the storage media in accordance with the address information stored in the log.

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