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coolvds.com › Blog › DevOps & Infrastructure

Observability vs Monitoring: Why Your "All Systems Green" Dashboard is a Lie

· Pavel Dvořák

It is June 2016. Microservices are rising, but your Nagios checks are stuck in 2010. Learn why traditional monitoring fails to catch latency spikes and how to build true observability using ELK and StatsD on high-performance infrastructure.

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 › DevOps & Infrastructure

Surviving the Spike: High-Fidelity Infrastructure Monitoring at Scale

· CoolVDS Team

Most monitoring setups fail exactly when you need them: during high-load incidents. Here is how to architect a resilient Prometheus and Grafana stack on dedicated NVMe resources, ensuring visibility when the rest of the world goes dark.

coolvds.com › Blog › AI & Machine Learning

The GPT-3 Paradox: Why Norwegian Devs Are Bringing NLP Back Home

· CoolVDS Team

OpenAI's GPT-3 API is changing the industry, but GDPR and Schrems II make it a legal minefield for Nordic businesses. We explore self-hosting viable alternatives like DistilBERT and GPT-2 on high-performance NVMe VPS infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Microservices on VPS: Architecture Patterns for Low-Latency Nordic Infrastructure

· CoolVDS Team

Microservices exchange memory calls for network I/O. Without the right architecture and hardware, latency kills your application. We explore essential patterns—API Gateways, Circuit Breakers, and Service Discovery—optimized for the Norwegian market in 2019.

coolvds.com › Blog › DevOps & Infrastructure

Stop Trusting CloudWatch: Building Real Infrastructure Observability in 2019

· CoolVDS Team

Cloud provider metrics often mask the truth about noisy neighbors and I/O steal. Here is how to build a battle-tested Prometheus and Grafana stack on KVM to monitor infrastructure at scale, specifically tailored for the Nordic market.

coolvds.com › Blog › DevOps & Infrastructure

Disaster Recovery in 2019: Why Backups Are Not Enough for Norwegian Ops

· CoolVDS Team

A deep dive into RTO/RPO strategies for Nordic infrastructure. Learn how to architect failover systems using MySQL replication, BorgBackup, and high-performance NVMe VPS solutions to ensure business continuity under GDPR.