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coolvds.com › Blog › DevOps & Infrastructure

Container Escapes Are Real: Hardening Docker and Kubernetes for Production in 2022

· CoolVDS Team

Containers are not virtual machines. In the wake of Log4Shell, relying on default Docker settings is negligence. Learn how to implement rootless execution, drop kernel capabilities, and why hardware-level isolation at the VPS level is your last line of defense.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes vs. Docker Swarm vs. Nomad: The 2021 Orchestration Reality Check

· CoolVDS Team

Stop blindly deploying Kubernetes. In this deep dive, we compare K8s, Swarm, and Nomad for the Norwegian market, focusing on Schrems II compliance, NVMe I/O requirements for etcd, and why raw compute latency matters more than your YAML config.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes vs. Swarm in 2021: Stop Over-Engineering Your Infrastructure

· CoolVDS Team

It is August 2021. Everyone wants Kubernetes, but few need the headache. We benchmark orchestration overhead, analyze the Schrems II impact on hosting choices, and explain why high-IOPS NVMe is non-negotiable for etcd stability.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking Deep Dive: Surviving the Packet Jungle in 2021

· CoolVDS Team

A battle-hardened look at K8s networking internals, CNI choices, and reducing latency for Norwegian deployments. We dissect overlays, BGP, and why underlying infrastructure dictates your cluster's fate.

coolvds.com › Blog › DevOps & Infrastructure

Preparing for the API Apocalypse: Kubernetes 1.22 Deprecations & The End of v1beta1

· CoolVDS Team

Kubernetes 1.22 is scheduled for release later this year, and it brings a hard stop to many beta APIs. If your Ingress or CRD manifests still use legacy versions, your deployments will fail. Here is a battle-plan for Norwegian DevOps teams to migrate before the deadline.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking Deep Dive: Surviving the Overlay Chaos

· CoolVDS Team

Kubernetes networking is leaky abstraction. We dissect CNI choices, eBPF vs. iptables performance, and why your underlying VPS infrastructure dictates cluster stability.

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