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coolvds.com › Blog › DevOps & Infrastructure

Observability vs. Monitoring: Why Green Dashboards Are Lying to You

· CoolVDS Team

Monitoring tells you the server is up. Observability tells you why the checkout API times out only for users in Bergen. A deep dive into the three pillars of observability on Norwegian infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Observability vs Monitoring: Why Green Dashboards Are Lying to You

· CoolVDS Team

Monitoring tells you the server is online. Observability tells you why the checkout endpoint has 300ms latency. We dissect the difference using the 'Three Pillars', configuring Prometheus v2.30, and explaining why low-latency infrastructure in Oslo is critical for real-time data ingestion.

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 API times out only for users in Bergen. We dissect the three pillars—metrics, logs, traces—and how to host them compliantly in Norway.

coolvds.com › Blog › DevOps & Infrastructure

Slash Your CI/CD Build Times: Self-Hosted Runners & NVMe I/O

· CoolVDS Team

Stop tolerating 20-minute pipelines. A battle-hardened guide to optimizing GitLab CI runners on high-performance infrastructure, ensuring GDPR compliance and raw speed in the Nordic region.

coolvds.com › Blog › DevOps & Infrastructure

API Gateway Performance Tuning: Surviving the Thundering Herd in 2021

· CoolVDS Team

Stop blaming your code for latency spikes. We dive deep into Linux kernel tuning, Nginx optimization, and the critical role of NVMe storage for API gateways handling high concurrency in the post-Schrems II era.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes vs. Swarm in 2021: Stop Over-Engineering Your Infrastructure

· CoolVDS Team

It is August 2021. Everyone wants Kubernetes, but few need the headache. We benchmark orchestration overhead, analyze the Schrems II impact on hosting choices, and explain why high-IOPS NVMe is non-negotiable for etcd stability.

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 for iOS users in Bergen. We dive into the distinction using Prometheus, Loki, and OpenTelemetry, and why hosting your own stack in Norway is the only safe bet post-Schrems II.