Plain-language definition
Two or more nodes serving traffic at the same time.
Technical definition
In active-active clustering all nodes process traffic and share or replicate state; loss of a node reduces capacity rather than availability.
Why it matters
Active-active maximises resilience and utilisation.
Last reviewed 2026-09-12 by the Guardivia QoS Engineering Team. Product facts on this page describe current capabilities; items marked “where supported”, “optional”, “integration” or “consultancy” are confirmed per deployment.