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DevOps & Infrastructure Articles

Technical insights and best practices for DevOps & Infrastructure

DevOps & Infrastructure

Cloud Cost Optimization in 2017: Stop Bleeding Budget on Idle Resources

Is your AWS bill spiraling out of control? Learn battle-tested strategies to slash infrastructure costs, optimize Linux performance, and leverage Norwegian data sovereignty without sacrificing speed.

Tuning Nginx as an API Gateway: The 2017 Guide to Sub-Millisecond Latency

Default configurations are the enemy of performance. In this deep dive, we strip down Nginx and the Linux kernel to handle high-concurrency API traffic, specifically targeting the unique latency profile of the Nordic infrastructure.

Kubernetes in Production: Survival Guide for 2017

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.

Application Performance Monitoring: Why Your 'top' Command is Lying to You

Latency isn't just network lag; it's a revenue killer. We dissect the nuances of Linux performance monitoring, from enabling detailed Nginx upstream logging to identifying the dreaded CPU steal time on oversold hosts.

The Black Box Problem: Architecting Real-Time APM for High-Traffic Systems in Norway

Latency kills conversion. In this technical deep dive, we dismantle the 'black box' of server performance using Prometheus, Grafana, and kernel-level tuning. Learn how to spot I/O bottlenecks and CPU steal time before your customers do.

Surviving the Split: Practical Microservices Patterns for High-Performance Infrastructure in 2017

Monoliths are safe; microservices are a distributed systems minefield. We explore battle-tested patterns (API Gateways, Service Discovery) to maintain sanity, leveraging KVM isolation and NVMe storage to combat latency in the Norwegian ecosystem.

Serverless Patterns on Bare Metal: Escaping Vendor Lock-in with FaaS and Docker Swarm

Cloud providers promise nirvana with 'Serverless', but the latency and vendor lock-in can kill your architecture. Here is how to build a high-performance FaaS platform on Norwegian infrastructure using Docker and OpenFaaS.

Surviving the Microservices Hangover: A Practical Service Mesh Guide for 2017

Microservices solve development bottlenecks but create operational nightmares. Learn how to implement a Service Mesh with Linkerd to fix latency and observability before the GDPR deadline hits.

Beyond Green Lights: Why Standard Monitoring Fails High-Traffic Norwegian Ops (And How to Fix It)

Nagios says the server is up. Your customers say the site is broken. In this deep dive, we explore the emerging shift from basic monitoring to deep system observability using ELK and Prometheus, specifically tailored for the Norwegian hosting landscape in 2017.

Kubernetes Networking Deep Dive: Surviving the Packet Jungle in Production

A battle-hardened guide to Kubernetes networking in early 2017. We dissect CNI plugins, debug iptables hell, and explain why underlying VPS latency determines cluster stability.

Disaster Recovery in 2017: Surviving the `rm -rf` Nightmare on Norwegian Soil

It is not a matter of if, but when. Learn how to architect a bulletproof Disaster Recovery plan using Linux primitives, avoiding the recent GitLab-style meltdown, while keeping your data compliant with Datatilsynet standards.

Squeezing Microseconds: High-Performance API Gateway Tuning for Nordic Traffic

Latency kills conversion. In this deep dive, we explore kernel-level tuning, NGINX optimizations, and the critical role of NVMe storage in reducing API response times for Norwegian users.

Taming Microservices: Implementing a Service Mesh with Linkerd on Bare Metal K8s

Microservices solved your code velocity problems but broke your network reliability. In this guide, we deploy Linkerd (v1.0) to handle service discovery and circuit breaking without polluting application code. Valid for March 2017.

Surviving the Inevitable: A DevOps Guide to Disaster Recovery in Norway (2017 Edition)

Hope is not a strategy. Learn how to architect robust disaster recovery plans using rsync, Percona XtraBackup, and KVM snapshots, specifically tailored for Norwegian data compliance requirements.

Kubernetes 1.5 Networking Deep Dive: Surviving the Overlay Jungle

A battle-hardened guide to Pod-to-Pod communication, CNI plugins, and optimizing iptables in 2017. Learn why infrastructure latency makes or breaks your cluster.

Infrastructure Monitoring at Scale: Beyond Ping and into the Kernel

Stop relying on passive checks. In 2017, 'up' is not enough. We implement active metrics scraping with Prometheus and Grafana on Ubuntu 16.04 to visualize real bottlenecks.

Surviving the Kubernetes Networking Maze: From Overlay Networks to Production-Grade Ingress in 2017

A battle-hardened look at Kubernetes networking primitives, CNI choices, and why low-latency infrastructure is non-negotiable for stability. Written for the DevOps engineer debugging iptables at 3 AM.

API Gateway Performance Tuning: Nginx, Lua, and the 10ms Goal

A battle-hardened guide to tuning your API Gateway for maximum throughput and minimal latency using 2017's best practices. From sysctl kernel tweaks to upstream keepalives, we dissect the stack.

Escaping the Vendor Lock-In Trap: A Pragmatic Multi-Cloud Strategy for 2017

Is your cloud bill spiraling while performance stagnates? We explore a hybrid infrastructure strategy combining local Nordic stability with public cloud elasticity, preparing you for the upcoming GDPR enforcement.

Serverless Without the Lock-in: Building High-Performance Microservices on NVMe VPS

The 'Serverless' buzzword is dominating 2017, but proprietary cloud functions come with cold starts and data residency risks. Here is how to architect a containerized, self-hosted FaaS alternative using Docker and Nginx on Norwegian infrastructure.

Cloud Cost Optimization: Stop Bleeding Budget on Oversized Instances in 2017

Is your monthly AWS bill spiraling? Learn how to audit zombie processes, leverage KVM virtualization efficiency, and cut bandwidth costs by moving workloads closer to Oslo.

Beyond Nagios: Why "Green" Status Lights Are Lying About Your Infrastructure

It is March 2017. The era of simple uptime checks is dead. Discover how to move from passive monitoring to active observability using Prometheus, ELK, and raw kernel metrics on high-performance Linux VDS.

Microservices Architecture in 2017: Patterns, Pitfalls, and Infrastructure Reality

Microservices are trending, but they turn function calls into network calls. Here is how to architect for resilience using NGINX, Hystrix, and Consul without destroying your latency budgets in Oslo.

CI/CD Pipeline Performance: From 20 Minutes to 2 Minutes on KVM

A battle-tested guide to optimizing Jenkins and GitLab CI pipelines. We cover Docker layer caching, NVMe I/O bottlenecks, and why infrastructure choice matters for Norwegian dev teams preparing for GDPR.

Stop Bleeding Cash: A Pragmatic Guide to Cloud Cost Optimization (2017 Edition)

Is your monthly AWS bill spiraling out of control? Learn how to audit zombie processes, tune MySQL for density, and leverage Norwegian KVM instances to cut infrastructure overhead by 40%.

Kubernetes vs. Docker Swarm: Orchestration Survival Guide for 2017

We benchmark the complexity and performance of Kubernetes 1.5 against Docker Swarm Mode. Learn which orchestrator fits your Norwegian infrastructure stack before the GDPR deadline hits.

Stop Waiting for Builds: Optimizing CI/CD Pipelines with Jenkins 2.0 and Docker in 2017

Is your deployment pipeline an excuse for a coffee break? We dissect the I/O bottlenecks killing your build times, implement ephemeral Docker agents, and optimize Jenkins 2.0 pipelines for the Nordic infrastructure landscape.

Disaster Recovery Protocols: Why Your "Backups" Are Not Enough (And How to Fix It)

It is February 2017. Ransomware is evolving, and relying on simple snapshots is a career-ending mistake. This guide covers RTO/RPO strategies, automated off-site replication scripts, and why Norwegian data sovereignty matters more than ever.

Serverless Architecture Patterns: The Hybrid "FaaS-Mullet" Strategy for 2017

Serverless isn't magicβ€”it's just someone else's computer with a 3-second cold start. Learn how to combine FaaS scalability with the raw IOPS of NVMe VPS for a robust, low-latency architecture.

Kubernetes 1.5 Networking Deep Dive: Surviving the Overlay Chaos

Packet loss, MTU mismatches, and iptables hell. We dissect the reality of running Kubernetes networking in production and why your underlying VPS choice dictates your cluster's stability.