Synology High Availability

High Availability refers to a server layout solution designed to reduce interruptions of services caused by server malfunctions. Synology High Availability uses two servers to form a "high-availability cluster" in which one server assumes the role of "active server" and another server acts as a standby "passive server." To implement and create a high-availability cluster, you need two compatible Synology servers.

A high-availability cluster makes use of the following components and concepts: