Noun
failover (countable and uncountable, plural failovers)
(computing, countable) An automatic switch to a secondary system on failure of the primary system, such as a means for ensuring high availability of some critical resource (such as a computer system), involving a parallel backup system which is kept running at all times, so that, upon detected failure of the primary system, processing can be automatically shifted over to the backup.
All capabilities of ASR Recovery Plans including sequencing, scripting, and manual actions can be leveraged to orchestrate the failover of a multi-tier application that uses an SQL database, configured with AlwaysOn replication. Source: Internet
All load balancing solutions offer liveness detection and failover mechanisms for origin servers. Source: Internet
Assuming that your DR infrastructure is set up appropriately, then failover and failback will in fact be the most disruptive element to your DR execution. Source: Internet
;HP-UX 11i v3 High Availability OE (HA-OE): Includes everything in BOE plus HP Serviceguard clustering software for system failover and tools to manage clusters, as well as GlancePlus performance analysis and software mirroring applications. Source: Internet
But for truly automated failover and very low downtime, it basically boils down to application-level technologies like Microsoft Failover Cluster, or agent-based approaches. Source: Internet
An administrator can begin the failover process by clicking on a backed up VM. Source: Internet