Knowledge & Guides

News & Tutorials Documentation

Explore configuration guidelines, performance tips, and infrastructure upgrade updates.

Jun 7, 20267 min read

Building a High-Availability PostgreSQL Cluster with Patroni and Etcd on 3 Budget Cloud Servers

Discover how to architect a production-grade, fault-tolerant PostgreSQL environment without breaking the bank. This comprehensive guide walks you through setting up a High Availability (HA) PostgreSQL cluster using Patroni and Etcd across three budget-friendly cloud servers, ensuring automated failover, data consistency, and maximum uptime for your business-critical applications.

Jun 7, 20265 min read

Securing Linux Servers: A Enterprise Guide to GeoIP Blocking with NFTables

Discover how to implement high-performance GeoIP blocking at the firewall level using modern NFTables on Linux. This comprehensive guide covers everything from installing dependencies and parsing MaxMind databases to writing optimized NFTables sets, helping business infrastructure teams mitigate targeted regional cyber threats, reduce server load, and significantly harden their enterprise network security posture.