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coolvds.com › Blog › DevOps & Infrastructure

Stop Guessing: A Battle-Hardened Guide to Self-Hosted APM on VPS

· CoolVDS Team

htop is lying to you. Learn how to deploy a production-grade Prometheus and Grafana stack to monitor latency, track GDPR-compliant logs in Norway, and diagnose bottlenecks before your users do.

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 › 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.

coolvds.com › Blog › DevOps & Infrastructure

Stop Watching, Start Asking: Why Monitoring Fails and Observability Saves Production

· CoolVDS Team

Monitoring tells you the server is up. Observability tells you why the checkout failed for a user in Bergen on an iPhone 8. We dissect the critical difference, provide implementation code for 2021's stack (Prometheus, Jaeger, ELK), and explain why infrastructure choice dictates your debugging speed.