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DevOps & Infrastructure Articles

Technical insights and best practices for DevOps & Infrastructure

DevOps & Infrastructure

Kubernetes Networking in Production: Surviving the iptables Maze (v1.4 Edition)

Kubernetes networking isn't magicβ€”it's complex Linux routing. We dive into the CNI chaos, overlay network latency, and why your choice of underlying KVM infrastructure in Norway matters for production workloads.

Microservices in Production: Service Discovery, Latency, and the Infrastructure Trap

Moving from monolith to microservices requires more than just Docker. We explore critical patterns like Service Discovery with Consul, API Gateways with NGINX, and why infrastructure latency defines success in the Nordic market.

When RAID Is Not Enough: A Battle-Tested Disaster Recovery Strategy for Norwegian Enterprises

Backup is not disaster recovery. In this guide, we dismantle common data safety myths, explore 2016's evolving privacy regulations in Norway, and implement a master-slave replication architecture using KVM and NVMe storage.

Optimizing API Gateway Throughput: Kernel Tuning & Nginx Strategies for High-Load Systems

Is your API gateway choking under load? We dissect the Linux kernel parameters and Nginx configurations required to handle massive concurrency in 2016, specifically focusing on the Norwegian hosting landscape.

Microservices in Production: Surviving the Move from Monolith to Distributed Hell in 2016

Breaking the monolith is the trend of 2016, but network latency and IOPS bottlenecks will kill your deployment. Here is a battle-tested guide to microservices architecture using Nginx, Docker, and Consul on high-performance infrastructure.

Container Security: Stop Treating Docker Like a VM (2016 Edition)

It's September 2016, and Docker is everywhere. But most deployments in Norway are fundamentally insecure. Here is the battle-hardened guide to locking down your containers before you leak data.

Stop Watching Progress Bars: Optimizing CI/CD Pipelines for Nordic Dev Teams (2016 Edition)

Is your build time long enough to brew a pot of coffee? It's time to fix your pipeline. We break down how to tune Jenkins 2.0, leverage Docker 1.12, and why hardware I/O is the silent killer of deployment speed.

Taming the Microservices Hydra: A Guide to Service Mesh Implementation with Linkerd and Consul

Moving to microservices introduces network chaos. Learn how to implement a service discovery and routing layer using Linkerd (or Nginx+Consul) on high-performance infrastructure, without sacrificing latency.

Docker in Production: Locking Down Containers Before You Get Hacked (2016 Edition)

Running Docker as root is a ticking time bomb. This guide covers essential container security hardening, from dropping Linux capabilities to enabling user namespaces, specifically tailored for Norwegian infrastructure standards.

Kubernetes Networking Deep Dive: Escaping the Iptables Hell (September 2016 Edition)

A battle-hardened look at Kubernetes 1.3 networking, CNI plugins, and why overlay networks might be killing your latency. Learn how to configure kube-proxy properly on Norwegian infrastructure.

Stop Monitoring, Start Observing: Why Your Green Dashboard is Lying to You

It is August 2016, and the old way of monitoring servers is dead. 'Is it up?' is the wrong question. We dive into the shift towards whitebox monitoring, ELK stacks, and Prometheus 1.0 to debug the 'unknown unknowns' on your VPS.

Stop Guessing: A Battle-Hardened Guide to Application Performance Monitoring (APM) in 2016

Stop blaming the network. Learn how to diagnose high load, interpret 'steal time', and visualize application latency using native Linux tools and the ELK stack.

Surviving Microservices: Why You Need a Service Mesh (Before You Drown in Latency)

Microservices solve organizational scaling but introduce networking nightmares. We explore the emerging 'Service Mesh' pattern using Linkerd and HAProxy to handle circuit breaking, discovery, and latency without polluting your application code.

Kubernetes Networking Deep Dive: CNI, Iptables, and Performance in v1.3

Kubernetes networking is where most clusters fail. In this deep dive, we dissect the CNI landscape of 2016, compare Flannel vs. Calico, and explain why underlying virtualization choice defines your packet throughput.

Escaping Vendor Lock-in: A Pragmatic Hybrid Cloud Strategy for Norwegian Enterprises

Relying solely on AWS or Azure creates a single point of failure and latency issues for Scandinavian users. Here is how to architect a redundant, compliant multi-cloud stack using Ansible and local infrastructure.

Kubernetes Networking Deep Dive: Flannel, Calico, and IPTables in Production

A battle-hardened look at the Kubernetes 1.3 network model. We break down CNI, overlay trade-offs, and why low-latency infrastructure is critical for microservices in the Nordic region.

The I/O Trap: Architecting Monitoring Systems for Scale in 2016

Why your Zabbix or Graphite instance is choking on disk writes, and how to architect a high-availability monitoring stack using NVMe storage and proper database tuning in a post-Safe Harbor Europe.

Disaster Recovery in 2016: Surviving Data Loss and The Post-Safe Harbor Reality

Hardware fails. RAID controllers panic. In the wake of the Safe Harbor ruling, relying on US-based backups is a compliance nightmare. Here is a pragmatic, code-heavy guide to DR planning for Norwegian infrastructure.

The Cloud Pricing Trap: A Norwegian CTO's Guide to Cutting Hosting Costs in 2016

Is your AWS bill spiralizing out of control? Discover why hyperscalers might be draining your budget and how migrating to NVMe-based VDS in Norway can slash TCO while boosting I/O performance.

Edge Computing Use Cases: Surviving the Latency War in 2016

Latency kills conversion. We explore practical edge computing architectures available todayβ€”from MQTT aggregation to Varnish cachingβ€”to keep your Norwegian traffic fast and compliant.

Scaling API Gateways in 2016: Kernel Tuning & Nginx Optimization for Nordic Latency

Default configurations are killing your API performance. We dive deep into Linux kernel tuning, Nginx upstream keep-alives, and the impact of NVMe storage on high-throughput gateways in the Norwegian hosting landscape.

Edge Computing in 2016: Why Latency to Oslo Matters More Than Raw Compute

While the industry buzzes about 'Fog Computing,' the reality is simpler: physics wins. Here is how deploying decentralized VPS nodes in Norway reduces latency for IoT and high-traffic apps.

Beyond Nagios: Why "Green Lights" Lie and Deep Systems Introspection Saves Jobs

In 2016, a green status icon is not enough. Learn why traditional monitoring fails high-load systems, how to implement 'Whitebox' monitoring with Prometheus 1.0 and ELK, and why NVMe storage is the bottleneck you didn't know you had.

Deconstructing Microservices: Patterns for Production-Grade Docker Swarms

Transitioning from monolith to microservices requires more than just code splitting. We analyze Service Discovery, API Gateways with Nginx, and the critical role of low-latency infrastructure in Norway.

Serverless Architecture Patterns: Implementing Event-Driven Systems on Bare Metal in 2016

Is the 'Serverless' hype worth the vendor lock-in? We dissect event-driven patterns, cold start latency, and how to build a sovereign FaaS-like architecture using Docker and NVMe VPS in Norway.

Stop Watching Progress Bars: Optimizing CI/CD Pipelines for High-Velocity Dev Teams in 2016

Waiting 30 minutes for a build to fail is a productivity killer. We dive into Jenkins 2.0 pipelines, Docker layer caching, and why NVMe storage is the secret weapon for Norwegian DevOps teams facing I/O bottlenecks.

Serverless Without the Lock-in: Building Event-Driven Architectures on KVM in 2016

Is AWS Lambda the only way to do serverless? We explore self-hosted event-driven patterns using Docker 1.12 and RabbitMQ to keep your data in Norway and your latency low.

Escaping the Vendor Lock-In Trap: A Hybrid Cloud Architecture for 2016

With the EU-US Privacy Shield barely two weeks old, relying solely on US-based hyperscalers is a gamble. Here is a pragmatic, code-heavy guide to building a resilient hybrid infrastructure using KVM, Nginx, and local Norwegian NVMe storage.

Why Green Dashboards Lie: Moving From Simple Monitoring to Deep Instrumentation in 2016

Nagios says your server is up, but your customers are seeing 504s. In the era of microservices, simple ping checks are obsolete. Here is how to implement white-box monitoring and aggregated logging using the ELK stack on high-performance KVM instances.

Container Security in Production: Surviving the Docker Hype Without Root Exploits

It is July 2016, and Docker 1.12 has just dropped. But before you deploy Swarm mode, understand why running containers as root is a disaster waiting to happen. A deep dive into capabilities, CoW filesystems, and Norwegian data sovereignty.