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coolvds.com › Blog › DevOps & Infrastructure

GitOps on Kubernetes: Bulletproof Workflows for Nordic DevOps

· CoolVDS Team

Stop SSH-ing into production. Learn how to architect a resilient GitOps workflow using ArgoCD and K3s, ensuring GDPR compliance and sub-millisecond latency for Norwegian infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Observability vs Monitoring: Why Your Green Dashboard is Lying to You

· CoolVDS Team

Monitoring tells you the server is up. Observability tells you why the checkout failed. We break down the technical differences, the stack (Prometheus, Loki, OpenTelemetry), and why hosting your observability stack in Norway matters for GDPR in 2022.

coolvds.com › Blog › Security & Compliance

Zero-Trust Architecture: Imploding the Perimeter on Linux Infrastructure

· CoolVDS Team

The castle-and-moat security model is obsolete. Learn how to implement a true Zero-Trust network using WireGuard, mTLS, and strict firewalling on Norwegian infrastructure, ensuring compliance with Schrems II while maintaining low latency.

coolvds.com › Blog › DevOps & Infrastructure

Zero-Blindspot Infrastructure: Scaling Prometheus Monitoring in 2022

· CoolVDS Team

A battle-hardened guide to scaling infrastructure monitoring using Prometheus and Grafana. Learn how to handle high-cardinality metrics, configure intelligent alerting, and ensure GDPR compliance in Norway without sacrificing performance.

coolvds.com › Blog › DevOps & Infrastructure

Infrastructure Monitoring at Scale: Why "Up" Doesn't Mean "Working"

· CoolVDS Team

Green dashboards can lie. In this deep dive, we architect a bulletproof monitoring stack using Prometheus and Grafana, tackle the specific latency challenges of the Norwegian network topology, and expose the hidden metric that reveals if your VPS provider is stealing your CPU.