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#"Sysadmin"]

All articles tagged with "Sysadmin"]

#"Sysadmin"]

Kubernetes Networking in 2025: Surviving the CNI Jungle and Gateway API Transition

A deep dive into modern Kubernetes networking for Norwegian infrastructure engineers. We analyze eBPF performance, the shift to Gateway API, and how to optimize sysctl parameters to prevent conntrack exhaustion on production clusters.

Zero-Downtime Database Migration: A Survival Guide for Norwegian DevOps

Stop relying on "hope" for database migrations. Learn the architectural patterns for zero-downtime transfers using replication, NVMe-backed storage, and strict compliance with Norwegian data laws.

Kubernetes Networking Autopsy: Optimizing CNI, IPVS, and Latency in 2024

A deep dive into Kubernetes networking performance for Nordic infrastructure. We analyze CNI choices, switch from iptables to IPVS, and explain why underlying VPS hardware dictates your cluster's throughput.