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coolvds.com › Blog › DevOps & Infrastructure

Serverless Architecture Patterns: The Hype, The Reality, and The Hybrid Fix

· CoolVDS Team

Is AWS Lambda the future or just vendor lock-in with latency issues? We analyze Serverless patterns for 2016, the death of Safe Harbor, and how to build event-driven architectures on high-performance Norwegian VPS without losing control.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes 1.1 Networking Deep Dive: Surviving the Overlay Chaos

· CoolVDS Team

Kubernetes 1.1 promises orchestration nirvana, but the networking model can be a nightmare. We break down the flat network requirement, compare Flannel vs. Weave, and explain why your underlying VPS architecture decides your cluster's fate.

coolvds.com › Blog › DevOps & Infrastructure

Docker in Production: Security Hardening for the Paralyzed DevOps

· CoolVDS Team

With the recent invalidation of Safe Harbor and the explosion of container adoption, default Docker configurations are a liability. We analyze kernel isolation, capability dropping, and why running containers on KVM-based VPS is the only sane choice for Norwegian data.

coolvds.com › Blog › DevOps & Infrastructure

Stop the SSH Madness: Implementing Git-Driven Deployment Pipelines on Linux

· CoolVDS Team

It is 2015, and editing config files manually in production is no longer acceptable. Learn how to implement 'Infrastructure as Code' using Git hooks, Ansible, and Docker to ensure your Norwegian VPS environments are reproducible and robust.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes 1.0 Networking: Surviving the Overlay Jungle in Production

· CoolVDS Team

Kubernetes 1.0 is finally here, but the flat-networking model is causing headaches for early adopters. We dissect the performance costs of Flannel vs. Weave and why your underlying VPS architecture decides your cluster's fate.

coolvds.com › Blog › DevOps & Infrastructure

Stop SSH-ing into Production: The Git-Driven Infrastructure Workflow

· CoolVDS Team

Manual server tweaks are a ticking time bomb. We explore how to implement a 'Source of Truth' workflow using Git, Jenkins, and Ansible to automate deployments on high-performance Norwegian VPS infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking: Escaping Docker Port Hell Before v1.0

· CoolVDS Team

Docker links are dead. As we approach the Kubernetes v1.0 release, we dissect the 'IP-per-Pod' model, configure Flannel overlays on Ubuntu 14.04, and explain why your underlying VPS architecture makes or breaks microservices performance.

coolvds.com › Blog › DevOps & Infrastructure

The Hybrid Cloud Myth: Why Real Redundancy Requires Local Iron

· CoolVDS Team

Stop relying solely on US-based giants. We break down a battle-tested 2015 architecture mixing local Norwegian VPS performance with global redundancy, featuring HAProxy and Galera Cluster configurations.

coolvds.com › Blog › Security & Compliance

Container Security in 2014: Why Your Docker Strategy Might Be Dangerous

· CoolVDS Team

Docker is exploding in popularity, but standard configurations leave gaping security holes. We explore kernel isolation, Shellshock mitigation, and why running containers on KVM-based VPS is critical for Norwegian data compliance.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking: Solving the Docker Port Conflict Nightmare

· CoolVDS Team

Docker links are broken. Discover how the new Kubernetes 'IP-per-pod' model uses overlays like Flannel to fix container networking, and why your underlying VPS architecture matters more than ever.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking Deep Dive: Why Port Mapping is Dead | CoolVDS

· CoolVDS Team

Tired of managing Docker links and port conflicts? We dive deep into the revolutionary 'Flat Network' model of Google's new Kubernetes project, setup Flannel overlay networks, and explain why your VPS virtualization choice makes or breaks this architecture.

coolvds.com › Blog › DevOps & Infrastructure

Speed Kills: Optimizing CI/CD Pipelines for High-Performance DevOps

· CoolVDS Team

Is your continuous integration pipeline timing out? The bottleneck isn't your code—it's likely your infrastructure. We dissect how I/O latency destroys build times and how to tune Linux (and your VPS) for raw speed in a 2014 DevOps landscape.

coolvds.com › Blog › Security & Compliance

Docker in Production: Stop Treating Containers Like Lightweight VMs

· CoolVDS Team

With the Shellshock vulnerability still echoing through data centers, it is time to get serious about container isolation. We explore kernel namespaces, capability dropping, and why a KVM-backed VPS is still your best defense line.