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coolvds.com › Blog › DevOps & Infrastructure

Microservices Architecture: Survival Patterns for High-Load Systems in 2023

· CoolVDS Team

Moving to microservices introduces network complexity that can kill performance. We analyze critical patterns—Circuit Breakers, API Gateways, and Service Mesh—specifically optimized for Nordic infrastructure and GDPR compliance.

coolvds.com › Blog › DevOps & Infrastructure

Microservices Architecture Patterns: Building Resilient Systems in the Nordic Cloud

· CoolVDS Team

A battle-hardened guide to implementing the Circuit Breaker, Sidecar, and Saga patterns in 2023. Learn why network latency in Oslo matters, how to handle GDPR compliance with distributed databases, and why KVM-based NVMe infrastructure is non-negotiable for high-traffic clusters.

coolvds.com › Blog › AI & Machine Learning

ChatGPT vs. GDPR: Architecting Compliant AI Middleware in Norway

· CoolVDS Team

It is January 2023, and conversational AI is booming. But sending Norwegian customer data to US APIs is a compliance minefield. Here is how to build a low-latency, privacy-preserving AI proxy layer.

coolvds.com › Blog › DevOps & Infrastructure

Observability vs. Monitoring: Why Your "Green" Dashboard Is Lying to You

· CoolVDS Team

Monitoring tells you the server is down. Observability tells you why the database locked up. In this deep dive, we explore the distinct architectural differences, implement a 2022-ready OpenTelemetry stack, and discuss why high-cardinality data demands the NVMe performance found in CoolVDS instances.

coolvds.com › Blog › Security & Compliance

Zero-Trust Architecture on Linux: Surviving the Post-Perimeter Era

· CoolVDS Team

The 'castle-and-moat' security model is dead. Learn how to implement a true Zero-Trust architecture using SSH CAs, WireGuard, and nftables on Ubuntu 22.04, ensuring compliance with Norwegian data laws.

coolvds.com › Blog › DevOps & Infrastructure

Container Breakouts Are Real: Hardening Production Workloads in 2022

· CoolVDS Team

Default container configurations are a security nightmare waiting to happen. From dropping kernel capabilities to enforcing read-only filesystems, here is the battle-tested guide to securing your Norway-based infrastructure against privilege escalation and supply chain attacks.

coolvds.com › Blog › DevOps & Infrastructure

Locking Down the Hull: Container Security Best Practices for 2022

· CoolVDS Team

Containers are not virtual machines. Learn how to harden your Docker images, restrict runtime capabilities, and secure the host layer against the latest vulnerabilities like Log4j, specifically tailored for Norwegian infrastructure compliance.