Part 2: Decoupling your infrastructure: ELB and SQS

Decoupling Your Infrastructure: ELB and SQS” from “Amazon Web Services in Action” teaches you how to tame the multi-headed monster of the software-driven cloud. If, through the magic of scaling,#1your resources are being launched and killed off without smart warning, how can they find each other? The answer: decouple. Rather than connecting resources by hard coding absolute dependencies, abstract the relationships and let services like Amazon’s Elastic Load Balancer and Simple Queue Service keep track.