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coolvds.com › Blog › DevOps & Infrastructure

Edge Computing in Norway: Use Cases Beyond the Hype (2022 Edition)

· CoolVDS Team

Physics doesn't negotiate. When millisecond latency determines the success of industrial IoT or real-time trading, relying on Frankfurt data centers is a liability. Here is how to architect true edge solutions using KVM and NVMe in Oslo.

coolvds.com › Blog › Database Management

ClickHouse on NVMe: Crushing Big Data Latency for Real-Time Analytics

· CoolVDS Team

Stop killing your primary PostgreSQL instance with analytical queries. We explore deploying ClickHouse 21.x on high-performance NVMe VPS infrastructure to handle billions of rows with sub-second latency, specifically optimized for the Nordic compliance landscape.

coolvds.com › Blog › Database Management

Database Sharding at Scale: Surviving the Write Cliff in 2021

· CoolVDS Team

Stop throwing RAM at your bottleneck. A technical deep dive into horizontal scaling strategies, GDPR-compliant data locality, and why NVMe I/O is your lifeline before you shard.

coolvds.com › Blog › DevOps & Infrastructure

Database Migration War Games: Strategies for Zero Downtime in 2021

· CoolVDS Team

A battle-hardened DevOps guide to migrating high-load databases without losing data or sleep. We cover replication strategies, specific config tuning, and why local NVMe storage in Norway is your safety net.

coolvds.com › Blog › DevOps & Infrastructure

Orchestration Wars: Kubernetes vs. Swarm vs. Nomad in a Post-Schrems II World

· CoolVDS Team

It is late 2020. Kubernetes has won the marketing war, but does your architecture actually require that level of complexity? We analyze the trade-offs between K8s, Docker Swarm, and HashiCorp Nomad, focusing on overhead, persistence, and why running these on compliant Norwegian NVMe VPS is critical for GDPR.

coolvds.com › Blog › DevOps & Infrastructure

Cloud Cost Optimization in 2020: Escaping the Hyperscaler Trap Post-Schrems II

· CoolVDS Team

With the recent CJEU ruling invalidating Privacy Shield and the NOK struggling against the USD, reliance on US hyperscalers is becoming a financial and legal liability. Here is a pragmatic technical guide to cutting hosting costs by 40% while staying compliant in Norway.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes vs. Docker Swarm in 2020: A Norwegian Sysadmin’s Reality Check

· CoolVDS Team

It’s 2020. Kubernetes won the war, but Docker Swarm is still fighting for the small battles. We analyze the orchestration landscape, the critical role of NVMe storage for etcd stability, and why data residency in Norway matters more than ever.