# Brian Kimball posts tagged "Datacenter"

> Articles about Datacenter — systems engineering, development, and infrastructure from Brian Kimball.

- [Three Datacenters, One Career: From a Single Rack to Full Redundancy](https://brian-kimball.com/blog/datacenter-installations/index.md): A 12-hour overnight migration, redundant Nexus switches, and LACP LAGG groups. How we built a datacenter that sustains sub-1ms latency and zero-downtime maintenance.
- [Link Aggregation on IBM i: LACP LAGG for Performance and Failover](https://brian-kimball.com/blog/ibmi-lagg/index.md): Step-by-step IBM i LAGG setup using *AGG resources and LACP policy, plus the gotcha we hit with Cisco Nexus VPCs.