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:
Jan. 18, 2011
Filed:
Sep. 24, 2007
Wendy Belluomini, San Jose, CA (US);
John Edward Bish, Tucson, AZ (US);
Kenneth Day, Iii, Tucson, AZ (US);
James Hafner, San Jose, CA (US);
Bret S. Weber, Wichita, KS (US);
Wendy Belluomini, San Jose, CA (US);
John Edward Bish, Tucson, AZ (US);
Kenneth Day, III, Tucson, AZ (US);
James Hafner, San Jose, CA (US);
Bret S. Weber, Wichita, KS (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A data storage method comprises storing first data in at least a first data chunk, wherein the first data chunk is a logical representation of one or more sectors on at least a first disk drive in a storage system; storing first metadata, associated with the first data, in at least a first appendix, wherein the first appendix is a logical representation of a sector region on at least the first disk drive in the storage system, and wherein the first metadata comprises first atomicity metadata (AMD) and first validity metadata (VMD) associated with the first data; and storing a copy of the first VMD for the first data in at least one low latency non-volatile storage (LLNVS) device.