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:
Mar. 23, 2010
Filed:
Jun. 08, 2007
Richard O. Larson, Cupertino, CA (US);
Alan L. Rowe, San Jose, CA (US);
Joydeep Sen Sarma, Mountainview, CA (US);
Richard O. Larson, Cupertino, CA (US);
Alan L. Rowe, San Jose, CA (US);
Joydeep sen Sarma, Mountainview, CA (US);
NetApp, Inc., Sunnyvale, CA (US);
Abstract
A method for managing a cluster of file servers is disclosed. The method has the first step of writing coordinating information for a plurality of servers of the cluster of servers to a master mailbox record, the master mailbox record written to a specific location on each disk of a set of lock disks, the set of lock disks having a plurality of disks, the plurality of disks chosen so that in the event of failure of a server of the plurality of servers, at least one lock disk will be available to the remaining servers. The method has the second step of writing a second copy of eth coordinating information to the master mailbox record of the set of lock disks.