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DevOps & Infrastructure Articles

Technical insights and best practices for DevOps & Infrastructure

DevOps & Infrastructure

Escaping the AWS Trap: A Pragmatic Multi-Cloud Strategy for Norwegian Enterprises

Is relying solely on Frankfurt or Ireland hurting your latency in Oslo? We dismantle the single-vendor myth and demonstrate a hybrid architecture using VPN tunnels, local KVM instances, and smart load balancing.

Multi-Cloud Strategy 2015: The Hybrid Approach for Nordic Enterprises

A pragmatic guide for CTOs balancing global scale with Norwegian data sovereignty. Learn how to architect a hybrid infrastructure that minimizes latency and maximizes compliance.

Is "Serverless" Just Vendor Lock-in? Building Event-Driven Architectures on Bare Metal

With the recent buzz around AWS Lambda, everyone is talking about eliminating servers. But for Norwegian businesses, the latency to Ireland and vendor lock-in are dealbreakers. Here is how to implement serverless patterns using Docker and KVM without losing control.

Taming the Beast: Kubernetes Networking Deep Dive (Pre-v1.0 Edition)

Google's Kubernetes is changing how we orchestrate Docker containers, but the networking model is a headache for traditional sysadmins. We analyze the 'One IP Per Pod' model, configure Flannel manually, and explain why your kernel version matters.

Stop SSH-ing into Production: Building a Git-Centric Deployment Pipeline

Manual FTP uploads and hot-patching config files are killing your stability. Here is how to implement a robust, git-driven workflow (IaC) using Ansible and Jenkins on high-performance Norwegian infrastructure.

Decomposing the Monolith: Practical Microservices Patterns for Nordic Ops

Moving from monolithic architectures to microservices introduces network complexity and latency challenges. We explore service discovery, containerization with Docker 1.6, and why raw KVM performance is non-negotiable for distributed systems in 2015.

Beyond the Hype: Building "NoOps" Microservices Infrastructure in Norway

While Silicon Valley buzzes about AWS Lambda, pragmatic engineers know the truth: latency and vendor lock-in are the killers. Here is how to architect a container-based microservices platform on KVM that rivals 'serverless' agility without sacrificing control.

Ditch Nagios: Monitoring Docker Microservices with Prometheus in 2015

Monolithic monitoring tools like Nagios fail in dynamic Docker environments. Learn how to deploy Prometheus (v0.14) for multidimensional metrics, why pull-based monitoring wins for microservices, and why your storage I/O matters more than you think.

Surviving Microservices: A Practical Guide to Service Discovery and Load Balancing with Consul & HAProxy

Monolithic apps are dying, but the networking complexity of microservices is killing ops teams. Learn how to build a resilient service architecture using Consul, HAProxy, and Docker without drowning in configuration hell.

Beyond the Buzzword: Implementing Event-Driven "Serverless" Patterns on Pure Iron

While AWS Lambda makes headlines, the real power of the 'serverless' concept lies in decoupled, asynchronous architectures. Here is how to build event-driven worker pools using RabbitMQ and Docker without suffering vendor lock-in or latency penalties.

Taming the Docker Whale: Mesos, Kubernetes, or Fleet? Orchestration Strategies for 2015

Docker is standardizing builds, but production deployment remains the Wild West. We compare Mesos, the rising Kubernetes beta, and CoreOS Fleet to see which orchestrator deserves your root access.

Stop Watching Progress Bars: Optimizing CI/CD Pipelines in 2015

Is your Jenkins build giving you enough time to finish a coffee and read Hacker News? That is a problem. We break down how disk I/O, virtualization types, and Nordic network topology impact your build times.

Docker in Production: Orchestration Wars 2015 - Kubernetes vs. Swarm vs. Mesos

It is May 2015. Docker containers are taking over development, but production deployment is still a minefield. We compare Kubernetes (Beta), Docker Swarm, and Mesos to see which one is ready for your Norwegian infrastructure.

Squeezing the Kernel: High-Performance API Gateway Tuning with Nginx 1.8

Is your API gateway choking under load? Stop adding more servers and start tuning your stack. We dive deep into Nginx 1.8 configs, kernel sysctl tuning, and why hardware latency matters for Norwegian traffic.

Stop Deploying by Hand: Mastering Git-Centric Workflows in 2015

Manual SSH edits are killing your uptime. Learn how to implement a Git-driven 'Infrastructure as Code' workflow using Ansible and Jenkins on high-performance Norwegian VPS.

The Hybrid Cloud Myth: Why Real Redundancy Requires Local Iron

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.

Microservices in Production: Stopping the "Distributed Monolith" Nightmare

Moving from monolith to microservices isn't just about codeβ€”it's an operational minefield. We explore service discovery, latency reduction, and why KVM isolation is non-negotiable for Docker deployments in 2015.

Taming the Docker Beast: Early Impressions of Google's Kubernetes from a Nordic Sysadmin

Docker containers are changing how we deploy, but managing them across multiple hosts is a nightmare. We dive deep into Google's new Kubernetes project, setup a manual cluster on CentOS 7, and explain why KVM-based hosting like CoolVDS is mandatory for container security.

Monitoring is Broken: Why Green Nagios Checks Don't Mean Happy Users (A 2014 Guide)

It’s 3 AM. Nagios says everything is OK. Your customers say the site is down. Here is how to fix your broken monitoring strategy using Graphite, Logstash, and proper infrastructure.

Taming Microservices: Building a Resilient Service Discovery Layer with HAProxy and Consul

It is 2014, and static IP tables are dead. Learn how to architect a dynamic, self-healing network for your distributed systems using HAProxy 1.5 and Consul on high-performance KVM architecture.

Surviving the Microservices Hype: Building a Resilient Service Fabric with Consul 0.4 and HAProxy 1.5

Hardcoded IPs are dead. Learn how to architect a fault-tolerant service discovery layer using Consul and HAProxy on high-performance CoolVDS infrastructure. A guide for 2014's battle-hardened DevOps engineers.

Monitoring vs. Introspection: Why "Up" Isn't Enough for High-Traffic Nodes

Is your server actually working, or just responding to ping? In the wake of Black Friday 2014, we analyze why traditional monitoring fails and how to build a deep introspection stack using Logstash, Graphite, and pure KVM performance.

The 'Serverless' Mirage: Building Event-Driven Microservices That Actually Work (2014 Edition)

AWS Lambda is making headlines, but is FaaS ready for production? We explore how to build resilient, decoupled architectures today using Docker, RabbitMQ, and high-performance KVM, keeping your data safely within Norwegian borders.

Breaking the Monolith: Practical Microservices Architecture for 2015

Tired of Friday deployment fears? We explore how to decouple your architecture using Docker, Nginx, and Service Discovery patterns that are reshaping the Nordic dev landscape.

Scaling Nginx as an API Gateway: Survival Guide for High-Traffic Norwegian Workloads

Is your REST API choking under load? We dive deep into Nginx tuning, kernel optimizations, and why infrastructure choice defines your latency floor in 2014.

Surviving the Spike: A DevOps Guide to Infrastructure Monitoring in 2015

Stop relying on simple ping checks. From analyzing CPU steal time to deploying the ELK stack, here is how we architect robust monitoring for high-traffic Norwegian infrastructure.

API Gateway Performance: Tuning Nginx for Millisecond Latency in Norway

A battle-hardened guide to optimizing Nginx as an API Gateway on CentOS 7. We dive deep into kernel tuning, SSL termination, and why hardware selection matters for Nordic traffic in 2014.

Container Orchestration in 2014: Taming the Docker Explosion on KVM

Docker is revolutionizing deployment, but managing it in production is the wild west. We compare Fig, CoreOS Fleet, and reliable configuration management for orchestrating containers on Norwegian infrastructure.

Stop FTPing: Mastering Git-Driven Deployments on KVM Infrastructure

Manual deployments are killing your uptime. Learn how to implement a Git-centric workflow using Jenkins and Ansible to automate your infrastructure in 2014, ensuring consistency from local dev to production.

Decoupling the Monolith: Event-Driven Architectures and the Rise of "Serverless" in 2014

While AWS re:Invent just hyped 'Lambda', the real revolution for Nordic developers is building robust, event-driven worker queues. Learn how to architect non-blocking systems using RabbitMQ, Node.js, and solid KVM infrastructure without sacrificing data sovereignty.