Clustering Stateless Session Beans (2 tags)
Adding to last month's article, Jewell demonstrates other techniques for load balanced and fault tolerant EJBs.
Advanced MySQL Replication Techniques (2 tags)
MySQL Cluster is a powerful peering system to add high availability and replication across multiple database servers. It's not perfect, though. Using features of MySQL 5.0 and 5.1, it's possible to build a master/slave replication system with fail-over. Giuseppe Maxia shows how.
Improving Network Reliability with Keepalived (2 tags)
No matter how good the software, hardware eventually fails. Redundancy is an important way to keep your important services running smoothly. With the right software, you can even sleep through otherwise catastrophic network failures. Philip Hollenback demonstrates how to make your network robust by using Keepalived on multiple Linux routers.