failover

2 articles

April 10, 2026·Tech

The Floating IP: Mastering Keepalived

Build your first failover cluster. Master 'Keepalived' and the VRRP protocol. Learn to share a single IP address between two servers. Understand priority settings, health checks, and how to trigger scripts when a failover happens.

April 9, 2026·Tech

The Unstoppable Server: Intro to High Availability (HA)

Zero downtime is the goal. Discover the architecture of High Availability (HA). Learn the difference between Active-Passive and Active-Active clusters. Understand the concepts of 'Failover', 'Heartbeats', and 'The Split-Brain' problem.