Some EC2 integrations are more complex, he acknowledged, particularly when there are abstraction layers. “It may take custom development work to use EC2 or other services in a way that a developer wishes.” He added that he does not believe that a metadata API exists for describing Amazon services.

Amazon’s Elastic Block Store service, which runs on top of its virtualization infrastructure to abstract the underlying storage resource, does not adversely affect application portability, said ZapThink managing partner Jason Bloomberg.

Read more at: SD Times