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coolvds.com › Blog › DevOps & Infrastructure

Disaster Recovery in 2021: Surviving Schrems II and Server Failures

· CoolVDS Team

Post-Schrems II, your disaster recovery plan isn't just about uptime—it's about sovereignty. Here is how to architect a compliant, low-latency DR strategy in Norway using Ansible, Restic, and NVMe infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking in 2021: Surviving the Packet Jungle and Schrems II

· CoolVDS Team

A battle-hardened guide to navigating CNI choices, debugging DNS latency, and ensuring GDPR compliance post-Schrems II. We dissect Calico vs. Cilium, optimize NGINX Ingress, and explain why your underlying infrastructure dictates network performance.

coolvds.com › Blog › Security & Compliance

The Perimeter is Dead: Implementing Zero-Trust Infrastructure in a Post-Schrems II World

· CoolVDS Team

The 'Castle and Moat' security model failed spectacularly in 2020. With the recent SolarWinds fallout and strict GDPR enforcement in Norway, relying on a simple VPN is negligence. Here is how to architect true Zero-Trust using WireGuard, mTLS, and compliant Norwegian infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Beyond Green Dashboards: Why Monitoring Fails and Observability Saves Your Stack

· CoolVDS Team

It is late 2020. Stop relying on simple ping checks and CPU graphs. We break down the architectural shift from Monitoring to Observability, how to handle high-cardinality data without crashing your budget, and why Schrems II makes self-hosting your metrics in Norway a legal necessity.

coolvds.com › Blog › DevOps & Infrastructure

Surviving the Service Mesh: A Battle-Hardened Guide to Istio on Bare-Metal K8s

· CoolVDS Team

Microservices solve code complexity but introduce network chaos. This guide walks through a production-ready Service Mesh implementation (Istio 1.8) on Norwegian infrastructure, addressing the critical resource overhead that kills cheap VPS setups.

coolvds.com › Blog › DevOps & Infrastructure

Orchestration Wars: Kubernetes vs. Swarm vs. Nomad in a Post-Schrems II World

· CoolVDS Team

It is late 2020. Kubernetes has won the marketing war, but does your architecture actually require that level of complexity? We analyze the trade-offs between K8s, Docker Swarm, and HashiCorp Nomad, focusing on overhead, persistence, and why running these on compliant Norwegian NVMe VPS is critical for GDPR.

coolvds.com › Blog › Security & Compliance

Zero-Trust Architecture in 2020: Killing the VPN Before It Kills You

· CoolVDS Team

The perimeter is dead. With the Schrems II ruling and the massive shift to remote work, relying on a castle-and-moat strategy is negligent. Here is how to implement a Zero-Trust model using Nginx mTLS, WireGuard, and strict KVM isolation in a Norwegian context.

coolvds.com › Blog › DevOps & Infrastructure

Container Security in 2020: Moving Beyond 'It Works on My Machine'

· CoolVDS Team

Containers aren't micro-VMs. Here is a battle-hardened guide to securing your Docker and Kubernetes payloads, adhering to Schrems II compliance, and preventing runtime exploits on Norwegian infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Container Security in 2020: Surviving the Wild West of Microservices

· CoolVDS Team

Container isolation is a myth if you're running as root. In this deep dive, we dismantle common Docker security failures, analyze the impact of Schrems II on your hosting choices, and show you how to lock down your stack before it hits production.

coolvds.com › Blog › Security & Compliance

Automating Security Compliance: Surviving Schrems II with Infrastructure as Code

· CoolVDS Team

In the wake of the Schrems II ruling, relying on US-based cloud providers has become a liability for Norwegian businesses. This guide details how to automate compliance using Ansible and OpenSCAP on local KVM infrastructure, ensuring you satisfy Datatilsynet without sacrificing DevOps velocity.