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coolvds.com › Blog › DevOps & Infrastructure

GitOps in Production: Stop SSH-ing Into Your Kubernetes Clusters

· CoolVDS Team

It is October 2018. If you are still manually editing config maps or running kubectl apply from your laptop, you are building a house of cards. Here is how to implement a robust GitOps workflow using GitLab CI and Kubernetes, ensuring compliance and stability in the Norwegian hosting market.

coolvds.com › Blog › Security & Compliance

Disaster Recovery in 2018: Surviving Data Loss and GDPR in Norway

· CoolVDS Team

It is July 2018. GDPR is in full effect. Is your disaster recovery plan compliant and battle-tested, or just a PDF gathering dust? We dissect real-world recovery strategies using KVM and NVMe storage.

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

Disaster Recovery in the Shadow of GDPR: A DevOps Survival Guide for 2018

· CoolVDS Team

With the GDPR enforcement deadline just days away, data loss is no longer just an inconvenience—it's a liability. Here is a battle-tested recovery strategy using KVM, NVMe, and rigorous scripting to keep the Norwegian Data Protection Authority off your back.

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

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 › Database Management

Database Sharding Strategies: Why You Should Probably Scale Up Instead (And How to Shard If You Must)

· CoolVDS Team

It is April 2018. GDPR is looming, your master database is choking on IOPS, and you think sharding is the answer. As a battle-hardened sysadmin, I'm here to tell you: upgrading your vertical stack on CoolVDS is usually smarter. But if you truly have 'Facebook-scale' problems, here is the manual on how to shard without destroying your data integrity.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes vs. Docker Swarm: Surviving the Orchestration Wars in 2018

· CoolVDS Team

As the GDPR deadline looms in May 2018, Nordic DevOps teams are scrambling to containerize. We benchmark Kubernetes 1.9 against Docker Swarm to see which orchestrator offers the best balance of complexity versus control on Norwegian infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes vs. Docker Swarm: A 2017 Survival Guide for Nordic Ops

· CoolVDS Team

We compare Kubernetes 1.6 and Docker Swarm Mode for production workloads. Discover why underlying KVM infrastructure and NVMe storage are critical for container performance in the looming GDPR era.

coolvds.com › Blog › DevOps & Infrastructure

Stop Bleeding Cash: A Systems Architect’s Guide to Cloud Cost Control

· CoolVDS Team

The cloud promise of 'pay for what you use' often turns into 'pay for what you forgot to turn off'. Learn actionable strategies to slash infrastructure costs without sacrificing performance, from kernel tuning to selecting the right virtualization technology.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes in Production: Survival Guide for 2017

· CoolVDS Team

Moving Kubernetes from minikube to bare metal production is where the real pain begins. We cover etcd latency, NVMe requirements, and Norwegian compliance in the v1.6 era.