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coolvds.com › Blog › Performance Optimization

Scaling the Edge: High-Performance API Proxy Tuning with Nginx on CentOS 7

· CoolVDS Team

Default Linux configurations are not built for thousands of concurrent REST API requests. In this guide, we strip down the kernel, tune Nginx workers, and explain why high-IOPS SSD storage is the only viable option for modern SOA deployments in Norway.

coolvds.com › Blog › Database Management

Database Sharding: Scaling MySQL When Vertical Scaling Hits the Wall

· CoolVDS Team

When your master database hits 100% CPU and IO wait spikes, buying a bigger server isn't the answer—sharding is. We explore architectural strategies for 2014, covering application-level sharding, partitioning, and the critical role of underlying I/O performance.

coolvds.com › Blog › Database Management

Database Sharding Strategies: Surviving the Write Cliff in 2014

· CoolVDS Team

When vertical scaling fails, sharding is your only exit. We explore horizontal partitioning strategies, consistent hashing, and the infrastructure requirements to keep latency low in Nordic deployments.

coolvds.com › Blog › Database Management

Database Sharding Strategies: Architecting for Scale in 2014

· CoolVDS Team

When vertical scaling hits a wall, sharding is your only exit. A battle-hardened guide to splitting your database without losing your mind, featuring strictly 2014-era tech and strategies.

coolvds.com › Blog › Performance Optimization

Latency is the Enemy: Architecting Geo-Distributed Systems in Norway (2014 Edition)

· CoolVDS Team

Physics doesn't negotiate. When 30ms makes the difference between a conversion and a bounce, hosting your application in Frankfurt while your users are in Oslo is a strategic failure. Here is how to build a high-performance edge tier using Nginx, Varnish 4.0, and local KVM infrastructure.

coolvds.com › Blog › DevOps & Infrastructure

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

· CoolVDS Team

Relying on a single US-based cloud provider is a risk to your uptime and data sovereignty. Learn how to architect a redundant, compliant infrastructure combining CoolVDS local KVM instances with public cloud bursting using HAProxy and MySQL replication.

coolvds.com › Blog › DevOps & Infrastructure

Stop Bleeding Budget: Practical VPS & Cloud Optimization Strategies for 2014

· CoolVDS Team

Is your monthly hosting bill outpacing your user growth? We analyze the hidden costs of I/O wait, the 'noisy neighbor' effect in OpenVZ, and why switching to KVM-based infrastructure in Norway might be your smartest fiscal move this year.

coolvds.com › Blog › Security & Compliance

Kill the Perimeter: Implementing a Zero-Trust Architecture on Linux in 2014

· CoolVDS Team

The traditional firewall is dead. In the wake of recent high-profile breaches, the "castle and moat" strategy is obsolete. Learn how to implement a Zero-Trust model using strict iptables, SSH hardening, and encrypted tunnels on your VPS.