Inventors:
John J. Andruszkiewicz - Hollis NH, US
Robert A. Brooks - Leverett MA, US
Andrew C. Goldstein - Hudson MA, US
Leonard S. Szubowicz - Merrimack NH, US
James J. Friedrichs - Hewitt NJ, US
Assignee:
Hewlett-Packard Development Company, L.P. - Houston TX
International Classification:
G06F 12/00
US Classification:
711154, 711114, 711156, 711165, 711170
Abstract:
In accordance with at least some embodiments of the invention, a system comprises a plurality of computers coupled together and to an array of redundant storage devices that is accessible to the plurality of computers. Each of the plurality of computers comprises a local memory that stores at least one bitmap. The least one bitmap logs regions of the redundant array that have been modified.