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:
May. 24, 2011
Filed:
Dec. 07, 2009
Tianyu Jiang, Export, PA (US);
Tianyu Jiang, Export, PA (US);
NetApp, Inc., Sunnyvale, CA (US);
Abstract
A method for operating a computer data storage system is disclosed. The system operates an active file system on a first volume of a plurality of volumes of storage devices connected to one or more servers, each volume being a plurality of storage devices. Snapshots of the active file system are stored on one or more destination volumes. A mirroring operation is initiated on a selected server of the one or more servers. A scanner executes on the selected server, the scanner identifying a latest snapshot on each of the one or more destination volumes, the scanner. Data blocks which are newer than a latest snapshot stored at each destination volume are sent to each destination volume.