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:
Aug. 27, 2013
Filed:
Apr. 11, 2012
Said Abdullah Ahmad, Tucson, AZ (US);
Michael Thomas Benhase, Tucson, AZ (US);
David Frank Mannenbach, Tucson, AZ (US);
Tim Stephen Vande Zande, Tucson, AZ (US);
Said Abdullah Ahmad, Tucson, AZ (US);
Michael Thomas Benhase, Tucson, AZ (US);
David Frank Mannenbach, Tucson, AZ (US);
Tim Stephen Vande Zande, Tucson, AZ (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
Provided are a method, system, and article of manufacture for validating stored copies of data images to load into memory. An image of data is maintained in a memory, wherein the image in the memory includes a generation number. The image in the memory is written to at least two copies of the image to storage locations in response to a first event, wherein the generation number for the image in the memory is stored in the storage locations having the copies of the image. A check generation number is stored in a storage location. The image is loaded from at least one of the copies of the image in one of the storage locations to the memory in response to a second event The generation number for the image loaded into the memory. The check generation number is incremented in response to the second event. The generation numbers for the copies of the image in the storage locations and the check generation number are used to validate the copies of the image.