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coolvds.com › Blog › DevOps & Infrastructure

Stop Guessing: A Battle-Tested Guide to APM and Observability in 2025

· CoolVDS Team

Monitoring tells you the server is up; Observability tells you why the checkout is slow. We dismantle the OpenTelemetry stack and explain why underlying hardware constraints on cheap VPS providers ruin your metrics.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes 1.30 Production Guide: Configuring LimitedSwap and DRA on High-Performance Nodes

· CoolVDS Team

A battle-hardened analysis of Kubernetes 1.30 features for Norwegian DevOps teams. We ditch the 'Uwubernetes' jokes to focus on enabling Node Memory Swap (LimitedSwap), implementing Structured DRA for GPUs, and fixing sidecar scaling issues. Includes specific configs for 2025 production environments.

coolvds.com › Blog › DevOps & Infrastructure

Cloud FinOps in 2025: Stop Bleeding Budget on Hyperscaler Fluff

· CoolVDS Team

Is your AWS bill growing faster than your user base? We dissect the hidden costs of cloud egress, idle compute, and IOPS, providing a pragmatic roadmap for Norwegian CTOs to cut infrastructure costs by 40% without sacrificing millisecond latency.

coolvds.com › Blog › DevOps & Infrastructure

GitOps in 2025: Stop Breaking Production with ClickOps

· CoolVDS Team

Manual `kubectl apply` is a resignation letter waiting to happen. Here is the battle-tested GitOps workflow using ArgoCD, Kustomize, and high-performance infrastructure to keep your Norwegian deployments sane.

coolvds.com › Blog › DevOps & Infrastructure

Edge Computing in 2025: Why Physics Hates Your Centralized Cloud

· CoolVDS Team

Latency isn't just a metric; it's a barrier to entry. We dissect real-world edge use cases in Norway, from IoT aggregation to GDPR compliance, and show why a localized VPS strategy beats the centralized hyperscalers every time.

coolvds.com › Blog › Security & Compliance

Zero-Trust Architecture: Imploding the Perimeter on Norwegian Soil

· CoolVDS Team

The perimeter is dead. Discover how to implement a ruthless Zero-Trust security model using WireGuard, mTLS, and hardware-isolated KVM instances to satisfy Datatilsynet and keep your infrastructure secure.

coolvds.com › Blog › Performance Optimization

PCIe 5.0 NVMe: Why Your Server's I/O is the New Bottleneck

· CoolVDS Team

PCIe Gen5 storage isn't just faster—it exposes weak CPU architectures. We analyze 14GB/s throughputs, kernel interrupt tuning, and why standard VPS providers in Norway can't handle the heat.

coolvds.com › Blog › DevOps & Infrastructure

GitOps in 2025: Stop SSH-ing Into Production or Go Home

· CoolVDS Team

Manual deployments are dead. Learn the strict GitOps workflows used by elite DevOps teams in Norway to maintain compliance, speed, and sanity on high-performance infrastructure.