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coolvds.com › Blog › DevOps & Infrastructure

Zero-Blindspot Infrastructure: Scaling Prometheus Monitoring in 2022

· CoolVDS Team

A battle-hardened guide to scaling infrastructure monitoring using Prometheus and Grafana. Learn how to handle high-cardinality metrics, configure intelligent alerting, and ensure GDPR compliance in Norway without sacrificing performance.

coolvds.com › Blog › DevOps & Infrastructure

API Gateway Performance Tuning: Surviving the Thundering Herd in 2021

· CoolVDS Team

Stop blaming your code for latency spikes. We dive deep into Linux kernel tuning, Nginx optimization, and the critical role of NVMe storage for API gateways handling high concurrency in the post-Schrems II era.

coolvds.com › Blog › Database Management

Database Sharding Architectures: When Vertical Scaling Fails and How to Survive the Split

· CoolVDS Team

Sharding is the nuclear option of database scaling. It introduces complexity, latency, and maintenance nightmares. But when your primary key integer overflows and your IOPS hit the ceiling, it's the only path left. Here is the battle-tested guide to implementing sharding on high-performance infrastructure without losing data.

coolvds.com › Blog › Database Management

Database Sharding: The Nuclear Option for Scaling (And How to Survive It)

· CoolVDS Team

Sharding is complex, expensive, and dangerous. In this guide, we dissect when to shard, how to implement Key-Based routing with ProxySQL, and why raw NVMe throughput on CoolVDS might save you from this architectural nightmare entirely.

coolvds.com › Blog › Database Management

Zero-Downtime Database Migration: A DevOps Survival Guide for 2021

· CoolVDS Team

Migrating production databases is high-risk. Learn battle-tested strategies for MySQL and PostgreSQL migrations, covering replication, NVMe performance tuning, and Norwegian data compliance (GDPR/Schrems II).

coolvds.com › Blog › DevOps & Infrastructure

Preparing for the API Apocalypse: Kubernetes 1.22 Deprecations & The End of v1beta1

· CoolVDS Team

Kubernetes 1.22 is scheduled for release later this year, and it brings a hard stop to many beta APIs. If your Ingress or CRD manifests still use legacy versions, your deployments will fail. Here is a battle-plan for Norwegian DevOps teams to migrate before the deadline.

coolvds.com › Blog › DevOps & Infrastructure

Cloud Cost Optimization: Escaping the Hyperscaler Tax in 2021

· CoolVDS Team

Is your AWS bill growing faster than your user base? We analyze the hidden costs of cloud infrastructure, from egress fees to IOPS limits, and detail how moving workloads to Norwegian KVM instances can slash TCO while solving Schrems II compliance headaches.