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coolvds.com › Blog › DevOps & Infrastructure

Beyond Green Lights: Observability vs. Monitoring for Nordic Systems

· CoolVDS Team

Monitoring tells you the server is up. Observability tells you why the checkout is slow. We dissect the technical differences, implementation strategies using OpenTelemetry (circa 2022), and why infrastructure choice dictates data fidelity.

coolvds.com › Blog › Performance Optimization

API Gateway Performance Tuning: Squeezing Milliseconds Out of Nginx on Linux

· CoolVDS Team

Stop blaming your application code. In 90% of latency cases, your API Gateway is choking on default kernel settings and noisy neighbor hardware. Here is the rigorous guide to tuning the TCP stack, Nginx, and infrastructure for Norway's high-compliance market.

coolvds.com › Blog › DevOps & Infrastructure

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

· CoolVDS Team

It's 3 AM. Your dashboard shows all systems green, but customers are screaming about 502 errors. This is the monitoring gap. We dissect the critical shift from 'checking health' to 'understanding behavior' in a post-Schrems II world.

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.