Frederick A Frazer

US Patent:

8006129, Aug 23, 2011

Filed:

Oct 3, 2008

Appl. No.:

12/245157

Inventors:

Donald E. Banks - San Jose CA, US
Samer L. Theodossy - San Jose CA, US
Frederick A. Frazer - Santa Clara CA, US
Frederick G. Lewis - North Chelmsford MA, US

Assignee:

Cisco Technology, Inc. - San Jose CA

International Classification:

G06F 11/00

US Classification:

714 10, 714 11, 714 12, 714 47, 714 48

Abstract:

In an example embodiment the occurrence of the split-brain condition in a High-Availability system, having active and standby processing units, is detected, its cause is diagnosed, and the cause is treated to prevent interruption of service. Diagnosis and treatment procedures are performed at the active processing unit prior to being performed at the standby processing unit.