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coolvds.com › Blog › DevOps & Infrastructure

The Orchestration Wars 2016: Kubernetes 1.4 vs. Docker Swarm Mode

· CoolVDS Team

It is late 2016, and the battle for container dominance has shifted from the runtime to the cluster. We benchmark Kubernetes, Docker Swarm, and Mesos to see which solution actually survives production workloads in the Norwegian market.

coolvds.com › Blog › Database Management

Zero-Downtime Database Migration: A Battle Plan for Norwegian Systems

· CoolVDS Team

Migrating live production databases without killing your SLA requires military precision. Here is the exact replication strategy and my.cnf tuning we use to move heavy I/O workloads across the Nordic infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

Beyond the Hype: Pragmatic Serverless Patterns for Norwegian Enterprises

· CoolVDS Team

AWS Lambda and the 'Serverless' movement are dominating headlines in 2015, but is the technology ready for mission-critical Nordic workloads? We analyze the latency trade-offs, vendor lock-in risks, and hybrid architectures that combine FaaS agility with the raw power of KVM virtualization.

coolvds.com › Blog › Database Management

Zero-Downtime Database Migration: A Survival Guide for Nordic Sysadmins

· CoolVDS Team

Database migrations are 'resume-generating events' if they fail. Learn how to move MySQL 5.6 production workloads with minimal downtime using replication and SSH tunnels, specifically optimized for Norway's infrastructure.

coolvds.com › Blog › Cloud Computing

5 Ways to Optimize Your Cloud Costs

· Petra Horvat

Practical tips to reduce your cloud infrastructure costs without sacrificing performance.

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.

coolvds.com › Blog › DevOps & Infrastructure

The Multi-Cloud Myth: A CTO’s Guide to Hybrid Infrastructure in 2019

· CoolVDS Team

Is your multi-cloud strategy actually just a 'multi-bill' strategy? We analyze the real TCO of AWS versus high-performance local VPS in Norway, address GDPR concerns post-2018, and provide a Terraform implementation for a resilient hybrid architecture.

coolvds.com › Blog › DevOps & Infrastructure

Stop Watching Progress Bars: Optimizing CI/CD IOPS and Latency in 2018

· CoolVDS Team

Slow pipelines are the silent killer of development velocity. We dissect the specific storage drivers, caching strategies, and infrastructure bottlenecks slowing down your builds, with a focus on Norwegian data sovereignty.