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coolvds.com › Blog › DevOps & Infrastructure

Microservices on VPS: Architecture Patterns for Low-Latency Nordic Infrastructure

· CoolVDS Team

Microservices exchange memory calls for network I/O. Without the right architecture and hardware, latency kills your application. We explore essential patterns—API Gateways, Circuit Breakers, and Service Discovery—optimized for the Norwegian market in 2019.

coolvds.com › Blog › DevOps & Infrastructure

Disaster Recovery in 2019: Architecture for When the Fjord Freezes Over

· CoolVDS Team

Backups are not a strategy; they are a snapshot. This guide details how to build a hot-standby DR environment on Linux using PostgreSQL 11 streaming replication and Lsyncd, specifically tailored for Norwegian data sovereignty requirements.

coolvds.com › Blog › Performance Optimization

API Gateway Performance Tuning: Breaking the 100ms Barrier in 2019

· CoolVDS Team

Is your API gateway choking under load? Learn how to tune Nginx and the Linux kernel for maximum throughput, utilizing NVMe storage and KVM isolation to serve the Nordic market with sub-millisecond latency.

coolvds.com › Blog › DevOps & Infrastructure

Container Security in 2019: Stop Running as Root or Get Hacked

· CoolVDS Team

It is 2019, and running privileged containers is professional negligence. From kernel isolation to strict PodSecurityPolicies, here is how we lock down production workloads in Norway.

coolvds.com › Blog › DevOps & Infrastructure

API Gateway Performance Tuning: Shaving Milliseconds in the Oslo Region

· CoolVDS Team

Latency kills conversion. In this deep dive, we bypass default configurations to tune Nginx and Kernel parameters for high-throughput API gateways, specifically tailored for the Norwegian infrastructure landscape of 2019.

coolvds.com › Blog › Security & Compliance

Container Security in 2019: Stop Running as Root or Get Hacked

· CoolVDS Team

Containerization has transformed deployment, but default configurations are a security nightmare. We dive into essential hardening techniques for Docker and Kubernetes, from dropping capabilities to enforcing strict RBAC, specifically tailored for Norwegian compliance standards.

coolvds.com › Blog › Security & Compliance

Container Security in 2019: Hardening Docker and Kubernetes for Production

· CoolVDS Team

Containers aren't magic security boxes. From the recent runC vulnerability to kernel isolation, we break down how to secure your stack using 2019's best practices, leveraging strict KVM boundaries and immutable infrastructure principles.

coolvds.com › Blog › DevOps & Infrastructure

Observability vs Monitoring: Why Green Dashboards Lie (And How to Fix It)

· CoolVDS Team

It is April 2019. Your Nagios checks are green, but customers are churning. We dissect the critical difference between monitoring uptime and observing system behavior, featuring Prometheus, ELK, and the infrastructure required to run them.

coolvds.com › Blog › DevOps & Infrastructure

Stop Burning Cash: A Pragmatic Guide to Cloud Cost Optimization in 2019

· CoolVDS Team

Is your AWS bill growing faster than your user base? We dissect the hidden costs of public cloud infrastructure, explore rightsizing strategies using Linux native tools, and explain why data sovereignty in Norway isn't just about GDPR—it's about your bottom line.