SQL Server FCI Part 8 of 13: Testing the Failover (Break Things on Purpose)
Eight parts of work get tested in 30 seconds. We create some baseline data on the active node, kill the active node hard, watch the cluster move SQL to the…
Tag: High Availability
SQL Server FCI Part 7 of 13: Adding the Second Node (Node-02) — Real HA Begins
SQL Server is installed on Node-01 only — that’s technically a single point of failure dressed up as a cluster. This part fixes that. We run the same setup.exe on…
SQL Server FCI Part 1 of 13: Lab Overview & Architecture (Nodes, Networks, iSCSI SAN)
Welcome to part 1 of a 13-part deep dive into SQL Server Always On Failover Cluster Instance (FCI). Before any wizard screens, before any PowerShell, you need the architecture in…
Entra Connect High Availability: Active-Passive Pair With Hot-Standby Failover
Single-server Entra Connect is a single point of failure. The server dies, sync stops; password changes can’t flow to the cloud; new users don’t appear in M365. For most environments…