Technology
✍️ Hand-written
Bootstrap Deadlock: When the DC Needs the Cluster That Needs It
A single cluster-hosted Domain Controller created a chicken-and-egg lockup. How we broke it with a second DC built remotely via Mac, iLO and SSH.
#high-availability
3 posts found.
Tutorials
VRRP Failover for the Management Plane with Keepalived
A Keepalived-based VRRP failover approach for reducing single-VIP dependency in internal management services.
Technology
DNS-Based Service Routing in Enterprise Networks
A framework for treating the DNS layer as a service routing and resilience control point, not just a name resolution service.