High Availability

Definition of High Availability as it relates to Technology, System Administration, Virtualization

High Availability refers to a system's capability to remain operational and accessible, minimizing downtime and disruptions to service levels, even in the face of hardware or software faults, power outages, or other catastrophic events. In the context of virtualization under technology and system administration, High Availability can be achieved through various techniques such as load balancing, failover clustering, redundancy, and disaster recovery mechanisms. These approaches ensure that workloads are continuously available and automatically transferred to healthy nodes or resources in case of failures, enabling organizations to maintain business continuity and deliver uninterrupted services to their users. High Availability thus forms a critical component of virtualized environments, enhancing the resilience, reliability, and efficiency of technology infrastructure while minimizing operational risks associated with system downtime.

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