Proxmox Clustering: When a Multi-Node Cluster Is Actually Worth It at Home
Proxmox makes joining a second node to a cluster look almost too easy, one command on the joining node and you’re done, centralized management across both boxes in the web UI. What that quick setup doesn’t make obvious is how much more you need to build on top of it before a cluster gives you the thing most people actually want from one: automatic failover when a node dies. This is the gap that catches people, they cluster two or three nodes, assume they now have redundancy, and find out during an actual outage that a VM doesn’t restart anywhere because nothing was wired up to make that happen. Here’s what clustering actually gets you, what it costs, and an honest read on whether it’s worth doing in a home setup versus running solid standalone nodes. ...