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coolvds.com › Blog › DevOps & Infrastructure

Scaling NGINX & Kong: API Gateway Tuning for the Post-GDPR Era

· CoolVDS Team

Stop blaming your backend code for latency. In 2018, the bottleneck is your kernel configuration and your hypervisor. A battle-hardened guide to tuning NGINX and Kong for high-throughput environments in Norway.

coolvds.com › Blog › DevOps & Infrastructure

API Gateway Tuning: Squeezing Milliseconds on Linux (2018 Edition)

· CoolVDS Team

Is your API gateway choking on 10k concurrent connections? Stop blaming the code. In this guide, we dissect Linux kernel tuning, NGINX worker optimization, and why NVMe storage is non-negotiable for low-latency Norwegian architecture.

coolvds.com › Blog › DevOps & Infrastructure

GitOps Workflows: Stop SSH-ing Into Production (The 2018 Guide)

· CoolVDS Team

Manual deployments are a liability in the GDPR era. Learn how to implement a GitOps workflow using Kubernetes, GitLab CI, and Weave Flux to create an immutable, auditable infrastructure on high-performance NVMe storage.

coolvds.com › Blog › Performance Optimization

PWA Performance: Why Your Infrastructure is Bottlenecking Your Service Worker

· CoolVDS Team

It is 2018, and iOS finally supports Service Workers. But a Progressive Web App hosted on sluggish shared hardware is just a slow website with a manifest file. Here is how to tune Nginx, enable Brotli, and leverage NVMe for sub-100ms TTFB.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking Deep Dive: Escaping iptables Hell in 2018

· CoolVDS Team

Overlay networks, CNI plugins, and the shift to IPVS. We dissect the packet flow in Kubernetes v1.10 and explain why low-latency infrastructure is non-negotiable for production clusters post-GDPR.

coolvds.com › Blog › DevOps & Infrastructure

Observability vs Monitoring: Why Your Green Dashboard is Lying to You

· CoolVDS Team

It's 2018, and green lights on Nagios don't mean your system is healthy. We dissect the shift from passive monitoring to active observability, the impact of GDPR on log retention in Norway, and how to configure a Prometheus & ELK stack that actually explains *why* things broke.

coolvds.com › Blog › DevOps & Infrastructure

GitOps in 2018: The Audit Trail You Need Before GDPR Hits

· CoolVDS Team

With the GDPR deadline less than two weeks away, manual server updates are a legal liability. Learn how to implement a strict GitOps workflow using Kubernetes 1.10 and GitLab CI to ensure total compliance and rapid disaster recovery on Norwegian infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Beyond Nagios: Why Monitoring Fails and Observability Saves Production

· CoolVDS Team

Monitoring tells you the server is down. Observability tells you why. A deep dive for Systems Architects into the shift from green dashboards to actionable data, utilizing Prometheus, ELK, and KVM isolation just weeks before the GDPR deadline.

coolvds.com › Blog › DevOps & Infrastructure

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

· CoolVDS Team

It is May 2018. Nagios says your server is fine, but customers in Trondheim are timing out. Here is why traditional monitoring is dead, how to build an observability stack with Prometheus and ELK, and why infrastructure sovereignty in Norway is your safety net before GDPR hits later this month.

coolvds.com › Blog › Security & Compliance

The CLOUD Act, GDPR, and Your Latency: Why Hybrid Cloud is Norway's Only Safe Bet

· CoolVDS Team

With the US CLOUD Act signed and GDPR enforcement just 28 days away, relying solely on AWS or Azure is now a compliance minefield. Here is the pragmatic architect's guide to a hybrid strategy that keeps your data sovereign in Oslo and your latency under 3ms.

coolvds.com › Blog › DevOps & Infrastructure

Container Security in 2018: Surviving GDPR and The Kernel Panic

· CoolVDS Team

With the GDPR deadline weeks away, running containers as root is no longer just bad practice—it's a liability. Here is the battle-hardened guide to locking down Docker on KVM infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes vs. Docker Swarm: The 2018 Orchestration Battleground for Norwegian DevOps

· CoolVDS Team

With the GDPR deadline looming on May 25th, choosing the right container orchestrator is about more than just features—it's about compliance, latency, and survival. We pit Kubernetes 1.10 against Docker Swarm to see which stack belongs on your Norwegian infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Serverless Without the Lock-in: Self-Hosted FaaS Patterns for the GDPR Era

· CoolVDS Team

With the GDPR enforcement deadline looming next month, relying on US-based public cloud serverless functions is risky. We explore architectural patterns for running high-performance, self-hosted Serverless (FaaS) using OpenFaaS and Docker on NVMe VPS infrastructure.