Patent ID: 8719835
Filing Date: 2014-05-06
Classification: G06F

Abstract:
1. A method, stored in a memory and executing on a processor, for providing configuration for High Availability (HA) of a Service, said method comprising: assigning roles to a plurality of Service Units (SUs) associated with a plurality of Service Instances (SIs) in a system configured to use an Nway redundancy model, wherein said Nway redundancy model is defined such that an SU can simultaneously be assigned an active role for one or more of said plurality of SIs, a standby role for one or more of said plurality of SIs, a backup active role for one or more of the plurality of Sis, and a backup standby role for one or more of the plurality of SIs, wherein the assigning is performed in a manner which enables a balanced distribution of SI load during runtime of the system both before and after a failure of one of the plurality of SUs; configuring said plurality of SUs for redundant operation based on said assigned roles; and wherein said assigning further comprises: