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coolvds.com › Blog › DevOps & Infrastructure

Stop Guessing: A Battle-Hardened Guide to APM and Infrastructure Visibility in 2019

· CoolVDS Team

Is your application slow, or is it the network? In this deep dive, we move beyond 'top' and implement a full Prometheus + Grafana stack on Ubuntu 18.04. We analyze disk I/O latency, debug MySQL bottlenecks, and explain why hosting location in Norway matters for your metrics.

coolvds.com › Blog › DevOps & Infrastructure

The Edge of Reason: Why Physical Proximity in Oslo Beats the "Cloud" Hype

· CoolVDS Team

Latency is the silent killer of user experience. With the recent Safe Harbor invalidation, hosting data inside Norway isn't just about speed—it's about survival. We explore technical strategies for localized 'edge' processing using KVM and Nginx.

coolvds.com › Blog › Database Management

Stop Using MySQL for Metrics: High-Velocity Monitoring with InfluxDB 0.13

· Martin Svoboda

Relational databases choke on time-series data. Discover how to architect a high-throughput monitoring stack using InfluxDB on Ubuntu 16.04, why NVMe storage is non-negotiable for ingestion, and how to keep your data compliant within Norwegian borders.

coolvds.com › Blog › Security & Compliance

Kill the VPN: A Pragmatic Guide to Zero-Trust Networking on Linux

· CoolVDS Team

The 'castle-and-moat' security model is dead. Learn how to implement SSH Certificates, mTLS, and WireGuard to build a Zero-Trust architecture that keeps your Norwegian infrastructure compliant and secure.