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:
Dec. 13, 2011
Filed:
Jan. 07, 2004
Chaitanya Nulkar, Sunnyvale, CA (US);
Jeffrey A. Kemp, Santa Clara, CA (US);
James R. Grier, Groton, MA (US);
Jose Mathew, Sunnyvale, CA (US);
Chaitanya Nulkar, Sunnyvale, CA (US);
Jeffrey A. Kemp, Santa Clara, CA (US);
James R. Grier, Groton, MA (US);
Jose Mathew, Sunnyvale, CA (US);
Network Appliance, Inc., Sunnyvale, CA (US);
Abstract
A first storage server head and a second storage server head are operated and are configured redundantly to provide a host with access to a plurality of mass storage devices. A diagnostic process is executed in the first storage server head to assess operational status of the second storage server head while the second storage server head is in a mode for providing the host with access to the plurality of mass storage devices.